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Back-End Programming Jobs

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Backend Product Software Engineer

Dropbox

**
Anywhere in the World
Posted 5 days ago

Headquarters: Remote - Mexico

Role Description

As a Product Engineer at Dropbox, you will play a pivotal role in shaping the future of collaboration and file sharing. Your responsibilities will revolve around developing and enhancing our suite of Dropbox Products to deliver exceptional user experiences. You will work closely with cross-functional teams, turning innovative ideas into robust, scalable, and user-friendly features.

This year, Dropbox is on a mission to expedite the creation and implementation of AI-enabled products by providing a comprehensive technology stack that facilitates rapid prototyping and reliable deployment of AI-augmented functionality.

Our Engineering Career Framework is viewable by anyone outside the company and describes what’s expected for our engineers at each of our career levels. Check out our blog post on this topic and more here.

Responsibilities

  • Designing and building scalable software to reach millions of daily users.
  • Collaborating closely with product managers, designers, and analysts to understand user needs and develop products that meet those needs.
  • Developing and executing short and long-term roadmaps, balancing business impact, user experience, and technical quality.
  • Actively contributing to our team and company culture through mentorship, participation in interviews, and involvement in new initiatives.
  • Supporting fellow engineers through feedback, code reviews, and improvement of internal tools and processes.

On-call work may be necessary occasionally to help address bugs, outages, or other operational issues, with the goal of maintaining a stable and high-quality experience for our customers.

Requirements

  • 3+ years of experience in software engineering or related industry roles.
  • BS degree in Computer Science or related technical field involving coding (e.g., physics or mathematics), or equivalent technical experience.
  • Demonstrated success in developing and deploying large-scale web applications with a user-focused approach.
  • Proficiency in building user-facing software and supporting web/desktop systems and libraries.
  • Ability to handle full-stack projects and deliver minimum viable products efficiently.
  • Willingness to participate in on-call rotations if required by the team.

Preferred Qualifications

  • Contributions to open source projects or technical communities
  • Full-Stack Development
  • Technologies:  Python, Go, Java, Rust, MySQL

Durable Skills

AI fluency means using these tools to amplify human judgment, not replace it. We believe people with these skills will thrive as work and technology continue to evolve:

  • Awareness: Understand yourself and others.
  • Judgment: Evaluate information and make decisions in complex situations.
  • Adaptability: Learn, adjust, and stay effective through change.
  • Connection: Communicate, collaborate, and build trust.

To learn more about why these skills matter and what the data shows about thriving through change, read this blog post from our Chief People Officer, Melanie Rosenwasser.

To apply: https://weworkremotely.com/remote-jobs/dropbox-backend-product-software-engineer-1

Backend Product Software Engineer

Dropbox

**
Anywhere in the World
Posted 5 days ago

Headquarters: Remote - Mexico

Role Description

As a Product Engineer at Dropbox, you will play a pivotal role in shaping the future of collaboration and file sharing. Your responsibilities will revolve around developing and enhancing our suite of Dropbox Products to deliver exceptional user experiences. You will work closely with cross-functional teams, turning innovative ideas into robust, scalable, and user-friendly features.

This year, Dropbox is on a mission to expedite the creation and implementation of AI-enable products by providing a comprehensive AI technology stack that facilitates speedy prototyping and reliable deployment of AI-driven functionalities.

Our Engineering Career Framework is viewable by anyone outside the company and describes what’s expected for our engineers at each of our career levels. Check out our blog post on this topic and more here.

Responsibilities

  • Independently identify and deliver software solutions through a set of milestones spanning a specific product focus or a multi-component system
  • Write code alongside junior engineers, demonstrating hands-on technical leadership, understanding root causes, and leading by example.
  • Collaborate closely with product managers, designers, and analysts to deeply understand user needs and develop products that meet those needs.
  • Develop and execute both short and long-term roadmaps, balancing business impact, user experience, and technical excellence.
  • Foster a positive team and company culture through mentorship, participation in interviews, and engagement in new initiatives.
  • Establish and nurture relationships with other engineering teams and collaborate effectively with other functions within Dropbox.

On-call work may be necessary occasionally to help address bugs, outages, or other operational issues, with the goal of maintaining a stable and high-quality experience for our customers.

Requirements

  • 5+ years of software engineering or related industry experience.
  • BS degree in Computer Science or related technical field involving coding (e.g., physics or mathematics), or equivalent technical experience.
  • Proven track record in identifying and delivering software solutions through a set of milestones spanning a specific product focus or a multi-component system
  • Developed and shipped large-scale web applications with a user-centric mindset.
  • Proficiency in building user-facing software and supporting systems and libraries for web and/or desktop platforms.

Preferred Qualifications

  • Contributions to open source projects or technical communities
  • Full-Stack Development
  • Technologies: MySQL, Python, Go, Java, Rust

Durable Skills

AI fluency means using these tools to amplify human judgment, not replace it. We believe people with these skills will thrive as work and technology continue to evolve:

  • Awareness: Understand yourself and others.
  • Judgment: Evaluate information and make decisions in complex situations.
  • Adaptability: Learn, adjust, and stay effective through change.
  • Connection: Communicate, collaborate, and build trust.

To learn more about why these skills matter and what the data shows about thriving through change, read this blog post from our Chief People Officer, Melanie Rosenwasser.

To apply: https://weworkremotely.com/remote-jobs/dropbox-backend-product-software-engineer

Backend / Platform Developer Consultant (Temporal & Kubernetes)

Bitovi

**
Anywhere in the World
Posted 5 days ago

Headquarters: United States
URL: https://bitovi.com

JOIN OUR TEAM!

Bitovi is looking for a Backend / Platform Developer Consultant to join us as we transform technology delivery. We build and operate durable, distributed systems for enterprise clients — heavy on Java Services, Temporal for workflow orchestration, Kafka for event streaming, and Kubernetes-native platform engineering on AWS to run it all reliably. If you want to build exceptional systems, take orchestration, systems engineering, and infrastructure seriously, and have ideas for making delivery more collaborative, validation-driven, and swift, we want to work with you!

Compensation: $120,000 to $190,000 annually, depending on experience, plus annual bonus opportunity.

PLEASE NOTE: At this time, we are only considering candidates located in and authorized to work in the United States.

 

WHO YOU ARE

You're experienced building and running applications at the enterprise level, and you're comfortable owning both the code and the infrastructure it runs on. You think like a systems engineer — reasoning about the whole platform, from JVM services and event streams to the clusters and cloud infrastructure underneath them. You thrive when given opportunities to deliver real-world platforms as an integral team member, including large-scale migrations, and you have the expertise to interface and communicate confidently with stakeholders.

You'll excel in this role at Bitovi if you have:

  • Strong working knowledge of Java and the JVM ecosystem (Spring Boot or similar); experience with additional backend languages (Go, Python, TypeScript/JavaScript, C#, etc.) is a plus
  • Hands-on experience with a durable execution / workflow engine — Temporal preferred (Apache Airflow, Prefect, or similar also relevant) — including modeling workflows and activities, handling retries and timeouts, and reasoning about idempotency and failure modes
  • Experience designing and operating Kafka-based event streaming systems: topic and partition design, consumer groups, schema management, and reasoning about ordering, delivery guarantees, and consumer lag
  • Experience designing and building GraphQL APIs — schema design, resolvers, and performance concerns (N+1, caching, pagination); federation experience a plus
  • Deep, hands-on AWS experience: architecting, deploying, and operating production systems (EKS, networking, IAM, messaging, and data services)
  • Solid Kubernetes experience: deploying, operating, and debugging production workloads
  • A systems engineering mindset: understanding of complex scaling issues, concurrency, backpressure, caching strategies, and failure modes across distributed systems
  • Experience planning and executing migrations — application replatforming, workflow engine migrations, data/schema migrations, or moving workloads between environments with minimal downtime
  • A thorough understanding of CI/CD pipelines and GitOps-style delivery
  • Experience with observability in practice — logging, metrics, and tracing (OpenTelemetry a plus)
  • Experience building modern microservice-based or serverless applications
  • Database schema design and development expertise

Other skills we value

Temporal depth

  • Running Temporal in production — self-hosted on Kubernetes and/or Temporal Cloud
  • Workflow versioning and patching, safe deployments, and long-running workflow migrations
  • Worker deployment and tuning (pollers, task queues, concurrency/slot configuration)
  • Namespace management, mTLS (SPIFFE/SPIRE or private CA), and capacity/scaling concerns (e.g. APS/TRU on Temporal Cloud

Kafka & event streaming depth

  • Operating Kafka in production (MSK, Confluent, or self-managed on Kubernetes)
  • Kafka Connect, Kafka Streams, and schema registry workflows (Avro/Protobuf)
  • Migrating between clusters or providers, and integrating Kafka with downstream analytical stores
  • Experience with different techniques for processing large datasets, such as Lambda and Kappa architectures

Platform / DevOps depth

  • Building or operating an internal developer platform (IDP) — self-service, paved-path infrastructure for application teams
  • GitOps with ArgoCD (or Flux) and a low- or zero-manual-apply delivery model
  • Infrastructure as code: Terraform/OpenTofu, and provisioning AWS resources via Crossplane, ACK, or similar
  • Writing Kubernetes controllers/operators (controller-runtime, kubebuilder) and working with CRDs
  • Helm chart authoring and distribution (including OCI/registry-based)
  • Secrets management (External Secrets Operator, etc.), autoscaling (Karpenter, KEDA), and service mesh concepts (Istio, SPIFFE/SPIRE)
  • EKS or comparable managed Kubernetes at scale

General

  • Interest in working across multiple backend languages
  • Additional queueing and messaging technologies (AWS SQS/SNS, RabbitMQ)
  • API design across paradigms (GraphQL, REST, gRPC)
  • AuthN/AuthZ and related technologies (sessions, API tokens, JWTs)
  • Automated testing across the stack (unit, integration, performance/benchmarking)

WHO WE ARE

Bitovi partners with companies to build outcome-focused apps and platforms. Our collaborative approach is driven by validation to deliver the swiftest route to the most valuable solution.

We design and build high-profile applications and the infrastructure behind them — with tests, full docs, and a real deployment process. We run a serious Temporal practice (including large-scale migration and security work for enterprise clients) alongside deep Kubernetes, AWS, and platform engineering work. We discuss and design architectures, review code, and research new technologies. We talk to our clients, guiding them through the process, identifying potential problems and unknowns, and tackling challenges.

We help one another freely. We keep a Slack channel called ask-help, which is constantly used. We develop new skills, build better developer tools, and work on new types of projects regularly.

Our fully remote team comprises about 70 developers and designers. We welcome diversity and non-traditional paths into professions — we want the right person, not the right collection of tech keywords.

 

WHAT YOU'LL DO AT BITOVI

Build durable systems. Design and implement Java services, Temporal workflows, and Kafka-based event pipelines, and help clients adopt durable execution and event streaming the right way — from first workflow to production scale.

Lead modernization efforts. Plan and execute large-scale modernization efforts — moving workflows, services, and data between platforms, clusters, and clouds — with safety, observability, and minimal disruption as first-class requirements.

Own the platform. Build and operate Kubernetes-native infrastructure and CI/CD on AWS so application teams can ship safely and quickly. Treat reliability, observability, and repeatability as part of the deliverable, not an afterthought.

Consult and manage. Consult with clients to build outcome-driven applications and platforms, guiding them through the process, identifying potential problems and unknowns, and tackling challenges.

Travel. This is a remote, full-time position that requires the ability to travel. We travel an average of 3–5 days every quarter, and we'll always do our best to work with your schedule.

Teach. We'll discuss opportunities for you to present at conferences, attend and give training, plan and run meetups or local groups, and create various kinds of content in your area of expertise.

 

BENEFITS WE OFFER

  • Competitive salary and annual bonus opportunity
  • Completely remote work with flexible hours
  • 401(k) matching
  • 4 weeks of paid time off in addition to 8 paid holidays
  • Health, dental, and vision insurance offerings
  • Paid maternity and paternity leave
  • STD, LTD, and Life Insurance coverage

 

HOW TO APPLY

Please share a resume or LinkedIn profile and answer the additional questions via the application link. 

 

OTHER 

Please note that we are not interested in working with recruiters. 

ID Verification required if invited to an interview.

All job offers are contingent on passing a background check. 

Candidates must be located in and authorized to work in the United States; we are unable to provide visa sponsorship at this time.

To apply: https://weworkremotely.com/remote-jobs/bitovi-backend-platform-developer-consultant-temporal-kubernetes

Senior Integration Engineer

Legion

**
Anywhere in the World
Posted 5 days ago

Headquarters: Remote, Mexico

Senior Integration Engineer

Remote, Mexico

JOB OVERVIEW

Are you passionate about building large-scale applications leveraging public cloud services and integration design patterns? As an Integration Engineer, you will work on developing and maintaining Integration & Automation Solutions for Legion WFM customers.

 

RESPONSIBILITIES AND DUTIES

Integration Engineers provide leadership, facilitate analysis and design tasks, and support multiple Legion teams in developing an enterprise's solution architecture. Job responsibilities are grouped across four key areas: Technical Integrations, Customer-Centric Consulting, Legion Product Expertise, and a Commitment to One Another.

Please note this role involves participation in on-call rotation.

Technical Integrations

  • Design and implement scalable integration architectures connecting Legion with HR, POS, Payroll, and other enterprise systems.
  • Design, Build, and Test integrations using Workato
  • Develop secure and efficient REST APIs within Legion's API-driven ecosystem.
  • Ensure high-performance, reliable integrations using modern cloud platforms.
  • Engage with architects and engineers for design collaboration and code reviews.
  • Improve development practices and stay ahead of agile software engineering trends.

Legion Product Expertise

  • Gain and maintain deep knowledge of Legion's product and integration ecosystem.
  • Identify, report, and prioritize product bugs and enhancements.
  • Work with core engineering and production engineering teams to improve backend reliability and troubleshoot production issues
  • Stay updated on new releases and enhancements to drive product adoption.
  • Write secure, enterprise-grade integration code using leading platforms and technologies.
  • Write well-designed, testable, efficient code
  • Contribute to all phases of the development lifecycle
  • Conduct peer code reviews to ensure code quality and maintainability.

Team Collaboration & Mentorship

  • Share expertise and mentor junior engineers, fostering a culture of knowledge-sharing.
  • Contribute to best practices for integration and internal technical documentation.
  • Support process improvements and advocate for scalable, sustainable integrations.
  • Commit to high-quality work, setting personal and team objectives aligned with organizational goals.
  • Standard shift working hours: 0900-1800
  • This role involves participation in on-call rotation.
  • This role may require work outside of normal business hours.

REQUIRED SKILLS AND QUALIFICATIONS

  • 7+ years of business/information/solution/technical architecture experience
  • Graduate of a university with a Bachelor's or Master's degree in a relevant STEM field, including Information Systems, Engineering, Computer Science, or another relevant degree
  • Must be able to work as a team player, yet can work independently.
  • Analytical, results-driven, and have a solution-oriented approach
  • Possess exceptional interpersonal and English communication skills, including verbal, written presentation, and listening.
  • 3+ years of experience with event-driven Architecture and Microservices
  • Demonstrated deep technical expertise in Integration technologies and protocols such as HTTP, HTTPS, FTP, SFTP, SOAP, REST, JMS, JDBC
  • Experience using Linux/Unix environments
  • Demonstrate proficiency with Core Java.
  • Experience with Relational Databases, SQL and JDBC (one of Oracle, PostgreSQL, SQL Server, etc.)
  • 2+ years of experience using AWS technologies such as AWS CDK, Cloud formation, S3, ECS, EKS, and EC2
  • Demonstrate experience with test-driven development.
  • Strong experience with Java/RESTful web services
  • Exposure to agile software development leveraging toolsets (e.g., Jira, GitHub, Jenkins)
  • Demonstrate knowledge and experience with CI/CD processes and tools.
  • Proven track record of using problem-solving / root-cause analysis

PREFERRED QUALIFICATIONS AND ATTRIBUTES

  • The ideal candidate has workforce management integration experience
  • Preferred experience in the design and implementation of scalable integration solutions with integration platforms such as Workato, SAP BTP Integration Suite, Dell Boomi, Jitterbit, SnapLogic 
  • Proactive and able to command respect through intelligence, hard work, and persistence
  • Technical consulting experience.
  • Experience of working with Docker and other isolation technologies.
  • Experience working with external applications integrations end-to-end such as Workday, SAP, etc.

COMPENSATION & BENEFITS

At Legion, we offer competitive compensation and benefits packages to all employees. As a fully remote employer, pay for positions is determined using local, national, and industry-specific survey data. 

We strive to make competitive offers allowing employees room for future growth. Salaries will be based on the applicant’s location, level of experience, education, and specialized knowledge and skills. Additionally, we consider the external market rate, the amount we have budgeted internally, and internal equity within the company for the same position. 

Benefits include, but are not limited to: 

  • Health Benefits
  • Paid Time Off and Paid Holidays
  • Parental Leave 
  • Equity 
  • Monthly Wellness Reimbursement
  • Monthly Lunch on Legion

ABOUT LEGION

Join Legion's mission to turn hourly jobs into good jobs. We're a remote, mission-driven team seeking exceptional talent to propel this vision. Embrace a culture that's collaborative, fast-paced, and entrepreneurial. With us, you'll grow your skills, work closely with experienced executives, and contribute significantly to our mission. Legion Technologies delivers the industry’s most innovative workforce management platform. It enables businesses to maximize labor efficiency and employee engagement simultaneously. The award-winning, AI-driven Legion WFM platform is intelligent, automated, and employee-centric. It’s proven to deliver 13x ROI through schedule optimization, reduced attrition, increased productivity, and increased operational efficiency. Legion delivers cutting-edge technology in an easy-to-use platform and mobile app that employees love. 

If you're ready to make an impact and grow your career, Legion is where you belong. Join us in making hourly work rewarding and fulfilling.

BACKGROUND AND OPPORTUNITY 

There are almost 75 million hourly workers in the United States, representing more than half of the entire workforce. Historically, managing hourly employees has been difficult due to high attrition (average of 60%) and high replacement costs (average of $3,200 per employee in retail). The ongoing labor shortage and competition from the gig economy make it more difficult to attract and retain hourly employees. The top reasons hourly employees leave their jobs are a lack of schedule empowerment, poor communication with employers, and an inability to get paid early. Gen Z and the millennial workforce demand gig-like flexibility, modern technology, and compelling work options. Legion’s mission is to turn hourly jobs into good jobs, serving the hourly workers who make up the majority of the US workforce. We believe in empowering employees and helping employers be efficient and innovative by enabling intelligent automation powered by Legion’s Workforce Management platform to optimize labor efficiency and enhance the employee experience simultaneously. Legion WFM was built for the cloud with AI at the core and designed to handle the complexity of modern businesses and meet the needs of today’s hourly employees.  Our team is comprised of dedicated individuals from all backgrounds and experiences, globally distributed across all time zones.

For more information, visit https://legion.co 

EQUAL EMPLOYMENT OPPORTUNITY

Legion Technologies is proud to be an equal-opportunity employer and is committed to maintaining a diverse and inclusive work environment. All qualified applicants will be considered for employment without regard to race, color, religion, sex, age, disability, marital status, familial status, sexual orientation, pregnancy, genetic information, gender identity, gender expression, national origin, ancestry, citizenship status, veteran status, and any other legally protected status under federal, state, or local anti-discrimination laws.

DISABILITY ACCOMMODATION

For individuals with disabilities who need additional assistance at any point in the application and interview process, please email recruiting@legion.co 

We have noticed a rise in recruiting impersonations across the industry, where scammers attempt to access candidates' personal and financial information through fake interviews and offers. All Legion recruiting email communications will always come from the @legion.co domain. Any outreach claiming to be from Legion via other sources should be ignored. If you are uncertain whether you have been contacted by an official Legion employee, reach out to recruiting@legion.co

 

Legion is an equal opportunity employer. All applicants will be considered for employment without attention to race, religion, color, sex, sexual orientation, gender identity, age, national origin, veteran, disability status, or any other basis covered by appropriate law.

How We Determine What We Pay

As a global employer, Legion determines pay for positions using local, national, and industry-specific survey data. We evaluate external equity and the cost of labor/prevailing wage index in the relative marketplace for jobs directly comparable to jobs within our company. Our posted salary range is based on national data and may be refined for a candidate's region/town/cost of living. For new hires, we strive to make competitive offers allowing the new employee room for future growth. Salaries will be based on the applicant’s location, level of experience, education, and specialized knowledge and skills. Additionally, we consider the external market rate, the amount we have budgeted internally, and internal equity within the company for the same position. An employee/candidate with a stronger skill set will receive higher pay.

Job Applicant Privacy Policy

This Job Applicant Privacy Policy (“Policy”) describes how Legion Technologies, Inc. (“Legion”, “we”, “us” and “our”) collects, uses, and discloses “personal information” as defined under California law from and about job applicants who are residents of California.

This Policy does not apply to our handling of data gathered about you in your role as a user of our consumer-facing services. When you interact with us as in that role, the Legion Privacy Policy applies.

  1. Types of Personal Information We Handle

    We collect, store, and use various types of personal information through the application and recruitment process. We collect such information either directly from you or (where applicable) from another person or entity, such as an employment agency or consultancy, background check provider, or other referral sources. This information includes:

    • Identification and contact information, and related identifiers such as full name, date and place of birth, citizenship and permanent residence, home and business addresses, telephone numbers, email addresses, and such information about your beneficiaries or emergency contacts.
    • Professional or employment-related information, including:
      • Recruitment, employment, or engagement information such as application forms and information included in a resume, cover letter, or otherwise provided through any application or engagement process; and copies of identification documents, such as driver’s licenses, passports, and visas; and background screening results and references.
      • Career information such as job titles; work history; work dates and work locations; information about skills, qualifications, experience, publications, speaking engagements, and preferences; and professional memberships
    • Education Information such as institutions attended, degrees, certifications, training courses, publications, and transcript information.
    • Legally protected classification information such as race, sex/gender, religious/ philosophical beliefs, gender identity/expression, sexual orientation, marital status, military service, nationality, ethnicity, request for family care leave, political opinions, and criminal history.
    • Other information such as any information you voluntarily choose to provide in connection with your job application.
  2. How We Use Personal Information

    We collect, use, share, and store personal information from job applicants for our and our service providers’ business and operational purposes in the recruitment process such as: processing your application, tracking your application through the recruitment process, contacting references with your authorization, conducting background checks you authorize, and making hiring decisions. We will also use job applicant information for internal analysis purposes to understand the applicants who apply and to improve our recruitment process. We may sometimes need to use applicant information for legal purposes, such as in connection with any challenges made to our hiring decisions.

  3. With Whom We Share Personal Information

    We will disclose job applicant personal information to the following types of entities or in the following circumstances (where applicable):

    • Internally: to other Legion personnel involved in the recruiting and hiring process.
    • Vendors: such as technology service providers, travel management providers, human resources suppliers, background check companies, and employment agencies or recruiters, where applicable.
    • Legal Compliance: when required to do so by law, regulation, or court order or in response to a request for assistance by the police or other law enforcement agency.
    • Litigation Purposes: to seek legal advice from our external lawyers or in connection with litigation with a third party.
    • Business Transaction Purposes: in connection with the sale, purchase, or merger.
  4. How to Contact Us About this Policy – If you have any questions about this Policy, please contact privacy@legion.co.

To apply: https://weworkremotely.com/remote-jobs/legion-senior-integration-engineer

Senior Backend Engineer

DuckDuckGo

**
Anywhere in the World
Posted 5 days ago

Headquarters: Paoli, Pennsylvania
URL: https://duckduckgo.com

Who We Are

Hi, we're DuckDuckGo, the online protection company and remote-first team of 400+ on a mission to raise the standard of trust online. Founded in 2008 and profitable since 2014, our annual revenue is in the hundreds of millions USD and millions use our browser on Mac, Windows, iOS, and Android, our search engine, and the DuckDuckGo subscription. We also offer private, useful, and optional AI, including Duck.ai, which lets you chat privately with ChatGPT, Claude, and other AIs, all in one place.

 

Our culture of trust, inclusivity, and empowered project management underpins everything we do, where each team member takes full ownership of their projects, from scoping and execution to postmortem. If you're seeking end-to-end ownership of your work, you've come to the right place!

 

Your Team and Role

Working on the Backend Functional Team, you'll lead complex projects across key company-wide objectives. Using Perl (Version 5), Go, and Node.js, you’ll write pragmatic, performant, testable code that works consistently, and work on related projects. Recent projects include:

  • Implementing AI-assisted answers and integrating them into our Search product while maintaining our privacy-first approach

  • Delivering improvements to Duck.ai to help us make it a competitive AI chat alternative for both free and paying users

  • Implementing sophisticated data processing pipelines that maintain search relevancy

 

As a Senior Backend Engineer, you'll collaborate remotely with your peers and take responsibility for solving product issues impacting our all-in-one privacy solution, whether large or small. In time, you'll formally mentor other engineers, supporting their career growth and the growth of the Backend Team at DuckDuckGo.

 

About You

  • 7+ years of professional experience, primarily focused on backend systems that power consumer-facing products

  • Product acumen to reason about technical tradeoffs in terms of user impact

  • Familiarity with AI agent tooling: evaluation frameworks, RAG pipelines and prompt engineering

  • A fundamental understanding of complex data structures and algorithms — you can develop and apply new solutions and confidently navigate and improve existing code.

  • Data-driven analytical skills for decision-making, stakeholder alignment, and experiment-oriented delivery

  • Solid project management abilities

  • Excellent written and verbal communication to validate and articulate decisions

  • Previous experience leading and mentoring experienced engineers, supporting their career goals, and unlocking their potential.

 

Compensation

This role is paid on a regional pay scale, in local currency, and stock options:

  • United States: $190,500 USD annually

  • United Kingdom: £134,600 GBP annually

  • Canada: C$253,500 CAD annually

  • Europe/Rest of World: €157,350 EUR annually

In Spain, pay is expected to transition to the EUR scale on January 1, 2027, and in other Europe/Rest of World countries on February 1, 2027.

 

Compensation is transparent across the organization, and all team members within the same professional level and global region receive the same compensation.

 

Eligibility for company-sponsored health benefits is limited to team members based in the United States. This program does not extend to team members located in other countries, such as Canada or the UK.

 

Our Team Member Support Guide explains how we prioritize your wellbeing including paid parental leave, office setup, and co-working allowances.

 

 

Hiring Process

Hiring works best when it's a two-way street. Learn how we help you get to know DuckDuckGo, envision your future role here, and find out more about how we hire.

 

Diversity, Equity and Inclusion

DuckDuckGo provides equal work opportunities to all team members and applicants, and it prohibits discrimination and harassment of any type on the basis of race, color, ethnicity, caste, religion, age, sex (including pregnancy), national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by our policies or federal, state, or local laws.

 

We want to ensure that our hiring process is accessible. If you need reasonable accommodation for any part of the application process because of a medical condition or disability, please send an email to careers@duckduckgo.com to let us know the nature of your request.

 

Please note that:

  • You’ll be required to attend meetings on camera via video conferencing

  • Expect to travel at least two times a year: once for our all-hands meetup and again for a team retreat (each around 4-5 days). While extenuating circumstances may impact attendance, everyone is strongly encouraged to attend.

  • While we offer a flexible work arrangement with no core hours, expect an average full-time commitment of 40 hours per week.

  • A successful candidate must pass a background check as a condition of joining the team.

  • By applying for this role, you confirm that all information submitted is accurate and complete. You further acknowledge that providing false or fraudulent information during the application process is cause for denial of an offer, revocation of any existing offer, or other adverse action, up to and including termination after the start of your commencement of work.

 

Disclosure Statement: Use of AI in Hiring Process

As part of our commitment to enhancing our recruitment process, we utilize artificial intelligence (AI) technology to assist in reviewing and summarizing job applications and test projects, including those tools integrated into our recruitment vendor platforms. We use AI to flag potentially fraudulent applications, analyze and summarize applicants’ experience, interviews, and project performance, and help streamline our selection process.

Key Principles:

  • Data Privacy: All information provided in your application will be handled in accordance with our Recruiting Privacy Policy. We ensure that your personal information is protected and used solely for recruitment purposes.

  • Human Oversight and Accountability: The AI technology is designed to support our hiring team by providing insights and summaries of applications and evaluations of test projects against scoring rubrics. All final evaluations and hiring decisions, however, will be made by our hiring team, who will consider the AI's input alongside other factors.

  • Transparency: We believe in transparency regarding our hiring practices. If you have any questions about how AI is used in our recruitment process, please feel free to reach out to us.

By submitting your application, you acknowledge and consent to the use of AI technology in our review process. If you would like to request an alternative selection process, please contact us as at careers@duckduckgo.com. Thank you for your interest in joining DuckDuckGo!

To apply: https://weworkremotely.com/remote-jobs/duckduckgo-senior-backend-engineer

Distribution Engineer

Vertex Marketing Group

**
Anywhere in the World
Posted 5 days ago

Headquarters: Bulgaria
URL: https://vertexmg.com

Scale our distribution by code: a fleet of real devices, iPhones first and Android too, plus platform APIs and AI agents, posting across many accounts and surfaces. You work directly with the founder.

 

Most content gets made and then dies at a few hundred views, because getting it out is still done by hand: a person, a phone, a few accounts. We want it engineered: iPhone and Android device automation at scale, platform APIs and agents posting across many accounts and surfaces, every link tracked. If you would rather build that fleet than tap through posts one at a time, read on.

 

Vertex Marketing Group builds AI creators and makes the content for real ones. Your job is to get that content out at a volume no team could post by hand, and keep the machine running. You own the outcome.

 

What you'll do

• Build and run the device fleet that posts by code: iPhones first, Android too, real devices and cloud phones

• Publish across Instagram, TikTok, X, Reddit and Threads through platform APIs plus device and browser automation, hundreds of posts a day

• Automate account health and posting cadence: every account checked every morning by code, problems caught before they cost reach

• Put agents to work on the pipeline: Claude Code and MCPs handling captions, scheduling, health checks and recovery

• Track every link: which account, post and surface sent each click, and what it turned into

 

Requirements

• You have built and run posting automation across 100+ accounts, and you can show it running

• You have automated iPhones or other iOS devices (and/or Android, cloud phones) that run unattended

• You work with platform APIs plus browser and mobile automation, with queues and scheduling

• You run pipelines with Claude Code, MCPs and agents

• Clear written English at minimum, perfect is better. Based in Europe or Latin America

 

Big plus: a development, infrastructure or DevOps background, and growth analytics: you read the numbers and know what to post more of.

 

Compensation

$4,000 to $6,000 per month, full-time, remote. Where you land in the range depends on what you show us. Same rate from day one of the paid test. Reviewed after 6 months.

 

Why Vertex?

• You own the outcome: your fleet, your numbers, your call on what goes out where

• You work directly with the founder, in a small team of sharp people who are fun to work with

• Content to distribute every day, and the budget for the devices and the stack

• The mission: become one of the best in the world at this, fast, then package what we build for other agencies

• Fast decisions. You'll know within 48 hours at every stage

To apply: https://weworkremotely.com/remote-jobs/vertex-marketing-group-distribution-engineer

Senior Backend Developer (Python)

Proxify AB

**
Anywhere in the World
Posted 5 days ago

Headquarters: Sweden
URL: http://career.proxify.io

The Role:

 

We are looking for a Senior Python Developer for one of our clients. You are a perfect candidate if you are growth-oriented, you love what you do, and you enjoy working on new ideas to develop exciting products.

 

What we are looking for:

  • 5+ years of experience building products with Python and Django.

  • High proficiency in SQL with experience using databases like PostgreSQL.

  • Experience scaling cloud infrastructures with Docker or Kubernetes is a plus.

  • Experience managing cloud infrastructures, specifically AWS or GCP.

  • You follow the best practices and conventions.

  • Relevant experience in CI/CD and related tools.

  • Ability to work with minimal supervision.

  • Intermediate-advanced English level.

  • You can communicate well with both technical and non-technical clients.

  • Time zone: CET (+/- 3 hours). We are unable to consider applications from candidates in other time zones.

 

Responsibilities:

  • Ability to build libraries and frameworks of reusable efficient code.

  • Competence in designing and implementing low-latency, stable and performing applications.

  • Capacity to effectively collaborate with other team members and stakeholders remotely.

  • Ability to implement data protection systems.

  • Competence in data storage solutions.

 
 

What we offer:

 
Get paid, not played
No more unreliable clients. Enjoy on-time monthly payments with flexible withdrawal options.


Predictable project hours
Enjoy a harmonious work-life balance with consistent 8-hour working days with clients.


Flex days, so you can recharge
Enjoy up to 24 flex days off per year without losing pay, for full-time positions found through Proxify.


Career-accelerating positions at cutting-edge companies
Discover exclusive long-term remote positions at the world's most exciting companies.


Hand-picked opportunities just for you
Skip the typical recruitment roadblocks and biases with personally matched positions.


One seamless process, multiple opportunities
A one-time contracting process for endless opportunities, with no extra assessments.


Compensation
Enjoy the same pay, every month with positions landed through Proxify.

To apply: https://weworkremotely.com/remote-jobs/proxify-ab-senior-backend-developer-python-11

Senior Backend Developer (Node.js / Nest.js)

Proxify AB

**
Anywhere in the World
Posted 5 days ago

Headquarters: Sweden
URL: http://career.proxify.io

The Role:

 

We are looking for a Senior Backend (Node.js / Nest.js) Developer to join our fast-growing network. You’ll be responsible for building modern and scalable web applications, working closely with backend developers and designers to create intuitive user experiences.

This is a long-term, full-time remote role with opportunities to work on innovative projects that make a difference.

 

What we’re looking for:

  • 5+ years with Node.js and 3+ past years with Nest.js
  • Strong expertise in Node.js and Nest.js frameworks.
  • Proven experience building REST and/or GraphQL APIs.
  • Strong knowledge of JavaScript (ES6+) and TypeScript.
  • Solid experience with relational and/or NoSQL databases (e.g., PostgreSQL, MySQL, MongoDB).
  • Familiarity with authentication/authorization mechanisms (JWT, OAuth2).
  • Experience with unit/integration testing (e.g., Jest, Mocha).
  • Proficiency with Git and version control workflows.
  • Located in CET timezone (+/- 3 hours), we are unable to consider applications from candidates in other time zones.

 

Nice to Have:

  • Experience with cloud platforms (AWS, Azure, GCP).
  • Familiarity with CI/CD pipelines and DevOps practices.
  • Understanding of event-driven architecture and message brokers (e.g., RabbitMQ, Kafka).
  • Experience with Docker and containerized applications.
  • Knowledge of microservices and serverless architectures.

 

Responsibilities:

  • Design and develop robust, scalable, and secure backend applications using Node.js and Nest.js.
  • Implement RESTful APIs, GraphQL endpoints, and microservices architectures.
  • Optimize application performance, scalability, and maintainability.
  • Integrate with databases (SQL/NoSQL) and external services via APIs.
  • Ensure code quality, security, and compliance with industry standards.

 

What we offer:

Get paid, not played

No more unreliable clients. Enjoy on-time monthly payments with flexible withdrawal options.

Predictable project hours

Enjoy a harmonious work-life balance with consistent 8-hour working days with clients.

Flex days, so you can recharge

Enjoy up to 24 flex days off per year without losing pay, for full-time positions found through Proxify.

Career-accelerating positions at cutting-edge companies

Discover exclusive long-term remote positions at the world's most exciting companies.

Hand-picked opportunities just for you

Skip the typical recruitment roadblocks and biases with personally matched positions.

One seamless process, multiple opportunities

A one-time contracting process for endless opportunities, with no extra assessments.

Compensation

Enjoy the same pay, every month with positions landed through Proxify.

To apply: https://weworkremotely.com/remote-jobs/proxify-ab-senior-backend-developer-node-js-nest-js-4

Staff Software Engineer, Revenue Systems

Squarespace

**
Anywhere in the World
Posted 5 days ago

Headquarters: New York City; Remote

Squarespace is seeking a talented Staff Software Engineer to support and evolve the systems at the core core of our monetization platform: billing, payments and orders. In this role, you will provide technical oversight over the critical monetization machinery that accepts orders, processes payments and bills subscriptions. You will regularly collaborate with engineering leadership and key product, strategy and finance stakeholders to align technical strategy with Squarespace’s business objectives. This is an opportunity to take on IC technical leadership responsibilities and own system architecture for high-visibility initiatives tied directly to Squarespace's core businesses.

This role is open to remote or hybrid working from our NYC office 3 days per week. You will report to the Director of Revenue Systems.

You'll Get To...

  • Own system architectural vision and design for critical areas of our business.
  • Transform high-level system vision into estimated project plans for initiatives central to Squarespace’s strategy.
  • Serve as technical lead and cross-functional liaison on business-critical projects, making and defending engineering decisions key to the success of the business.
  • Mentor engineers on the team to deliver ever greater quality with ever growing autonomy.
  • Drive best practices for engineering excellence and technical leadership, influence design reviews, question assumptions, point out pitfalls and foster shared understanding
  • Set the engineering quality bar for the team through regular, high-quality code contributions across billing, orders and payments.

Who We're Looking For

  • 10 or more years experience specifying, delivering and maintaining complex distributed backend services.
  • Significant experience with multiple programming languages (especially Java) and a broad range of tools like Springboot, hibernate, databases, etc.
  • Demonstrated experience leading system architecture decisions across multiple teams or initiatives
  • Proven ability to serve as a technical lead on cross-functional projects, aligning engineering and business goals without sacrificing engineering quality
  • Experience working with billing, orders or payment systems at scale

Benefits & Perks

  • A choice between medical plans with an option for 100% covered premiums including medical, dental, and vision
  • Supplemental Life and Disability Insurance plans
  • Fertility and adoption benefits
  • Headspace mindfulness app subscription
  • Global Employee Assistance Program
  • Retirement benefits with employer match
  • Flexible paid time off
  • 12 weeks paid parental leave and family care leave
  • Pretax commuter benefit
  • Education reimbursement
  • Employee donation match to community organizations
  • 7 Global Employee Resource Groups (ERGs)
  • Dog-friendly workplace
  • Free lunch and snacks
  • Private rooftop
  • Hack week twice per year

Cash Compensation Range: $170,000 - $299,000 USD

The base salary for this position will vary based on job-related criteria including relevant skills, experience, and location, among other factors.

In addition to the cash compensation above (which includes base salary and, where applicable for eligible roles, may include overtime pay), Squarespace employees are eligible to be granted an option to purchase our common stock. Sales positions generally offer a competitive On Target Earnings (OTE) incentive structure in addition to base salary.

About Squarespace

Squarespace is a design-driven platform helping entrepreneurs build brands and businesses online. We empower millions of customers in more than 200 countries and territories with all the tools they need to create an online presence, build an audience, monetize, and scale their business. Our suite of products range from websites, domains, ecommerce, and marketing tools, as well as tools for scheduling with Acuity and creating and managing social media presence with Bio Sites and Unfold. Our team of more than 1,700 is headquartered in New York City, with offices in Dublin, Ireland, and Aveiro, Portugal. For more information about our company, visit https://www.squarespace.com/about/careers.

Our Commitment

Today, more than a million people around the globe use Squarespace to share different perspectives and experiences with the world. Not only do we embrace and celebrate the diversity of our customers, but we also work toward the same in our employees. At Squarespace, we are committed to equal employment opportunity regardless of race, color, ethnicity, ancestry, religion, national origin, gender, sex, gender identity or expression, sexual orientation, age, citizenship, marital or parental status, disability, veteran status, or other class protected by applicable law. We are proud to be an equal opportunity workplace.

#LI-Hybrid

#LI-Remote

Thank you in advance for providing the following details about your work history from your resume! This helps us ensure that your candidate information is accurate and consistent during the hiring process.

 

Squarespace will never solicit your personal banking information or ask you to transfer money in connection with a job offer or interview. We also will not reach out to you via phone or SMS without your permission or knowledge.

 

If you plan to use AI in any capacity during your candidate journey, please review our Candidate AI Policy.

To apply: https://weworkremotely.com/remote-jobs/squarespace-staff-software-engineer-revenue-systems

AI Experience Engineer (Conversational AI)

Upgrade

**
Anywhere in the World
Posted 5 days ago

Headquarters: Canada (Remote)

About the Role:

An AI Experience Engineer owns the full lifecycle of the journeys our customers have with Upgrade's AI agent on chat, voice and email: creation, optimization, edge case handling and containment growth. They build journeys in Sierra's no-code tooling, partner with Upgrade's product groups to bring their servicing flows to the agent, and are accountable for whether the agent resolves the customer's issue safely, accurately and without a human.

We are hiring an AI Experience Engineer to own Upgrade's customer-facing AI agent. You will sit between engineering, product and customer operations. You will turn servicing workflows, such as making a payment, checking loan details, updating an address or enabling autopay, into production journeys and keep improving them after launch. You will build and own the journeys end to end, from first draft to steady state. The work is part builder, part analyst: design the flow, handle the edge cases, read the transcripts, and keep raising containment. Containment, CSAT, transfer quality and hallucination rate are your metrics.

Within your first year, you will own a portfolio of journeys across products (Personal Loans, Card, BNPL, HELOC, Deposits) and help set the standards for how Upgrade builds, tests and ships AI experiences.

 

Our Core Technologies

Sierra Agent Studio (no-code journeys), Sierra simulations and conversation analytics, GraphQL and REST APIs (as journey tools), Genesys (contact center handoff), SumoLogic, Grafana, SQL, Javascript/Typescript, Claude and other LLM tools.

 

What You'll Do

• Journey creation: Design and build Sierra journeys in Agent Studio for chat, voice and email, from discovery with operations through production rollout

• Optimization: Review transcripts, recordings and analytics every week, find where conversations fail or transfer, and ship fixes to journey logic, instructions and knowledge

• Edge case handling: Map the unhappy paths (failed payments, mismatched identity, delinquent accounts, unsupported requests) and make sure each ends in a correct answer or a clean handoff

• Containment: Own containment and CSAT targets per journey, run staged rollouts (1% → 100%), and prioritize the work that moves those numbers most

• Product partnership: Work with product groups (Personal Loans, Card, BNPL, Deposits) to scope new journeys, keep journeys current as products change, and define the APIs the agent needs

• Safety and compliance: Apply tiered authentication and step-up verification, verbatim compliance language and guardrails against hallucination and off-policy answers

• Handoffs: Design transfers to human agents in Genesys with accurate summaries and auth context

• Testing: Build simulation and regression suites so every journey change ships with evidence it did not break existing behavior

• Monitoring: Watch latency, errors and drop-offs in SumoLogic and Grafana, and own the alerts

• Voice tuning: Latency, filler phrases, interruptions, personality and tone

• Sierra relationship: Be the technical owner on our side, escalate platform issues and shape roadmap asks

 

What We Look For:

• 3–5 years of Frontend Software Engineering experience, or equivalent experience in Solutions Engineering, Conversational AI or Technical Product roles

• Working knowledge of how LLM agents behave: instructions, tool calls, knowledge retrieval, and where each one fails

• Experience building evaluations for non-deterministic systems: test sets, simulations, LLM-as-judge, regression gates

• Enough technical depth to read API specs, work with backend engineers on REST and GraphQL integrations, and reason about authorization and permission scopes

• Working knowledge of JavaScript/TypeScript, with the ability to build and maintain coded journeys and integrate APIs within conversational AI platforms.

• Product and customer mindset: you understand ops procedures, you read transcripts, care about tone, and measure success by whether the customer's problem got solved

• Ownership in production: rollouts, monitoring, log analysis and incident response

• Clear writing and the ability to work with non-engineers in operations, compliance and legal

 

Nice To Have:

• Hands-on experience with Sierra Agent Studio, or a comparable no-code agent platform (Decagon, Ada, Kore.ai, Google CCAI, Amazon Lex/Connect)

• Voice AI experience: speech-to-text, text-to-speech, latency tuning, barge-in handling

• Contact center systems such as Genesys, and agent handoff design

• Background in fintech or another regulated industry (UDAAP, FDCPA, TCPA, PCI, SOC 2)

• Conversation design or UX writing experience

 

What We Offer You: 

• Competitive salary ($140K-$180K CAN) and stock option plan

• Paid coverage of medical, dental and vision insurance 

• Flexible PTO

• Opportunities for professional growth and development
• Paid parental leave

• Health & wellness initiatives

To apply: https://weworkremotely.com/remote-jobs/upgrade-ai-experience-engineer-conversational-ai

Senior Java Developer

Twikey

**
Anywhere in the World
Posted 5 days ago

Headquarters: Ghent - Belgium
URL: https://www.twikey.com/jobs

Are you a driven back-end developer who doesn't wait for instructions, but is already thinking two steps ahead? Who experiments with new technologies and smart solutions alongside the job? Then we want to talk to you.

Straight forward but clear: Twikey isn't looking for someone to just execute. We're looking for someone who thinks, does and keeps going when the going gets tough.

Because fintech is evolving at breakneck speed. That calls for real ownership and for someone who can dive deep on the technical side to keep innovating and improving our platform. You get plenty in return, such as the freedom and responsibility to deliver your own projects. Thanks in part to our organisational structure, you can shape your ideas in the short term and see the results of your hard work quickly.

Driven by your passion for building scalable, performant and secure back-end systems, you continuously raise the bar for your own skills and for our product.

As a member of our development team you work closely with our CTO, 3 fellow developers and 2 testers on the core of our software application. A small, strong team in which you take on a role with real impact on the future of our product.

  • You focus on developing and improving the back-end of our platform, optimising the architecture and data processing while keeping the security and stability of our system in mind. This lets you put your technical skills to full use and come up with innovative solutions.
  • With your expertise you'll make valuable suggestions and streamline processes for all our stakeholders, so we can work more efficiently and achieve better results.
  • You provide technical support on integration projects with software houses, banks and large companies, solving complex technical problems. That gives you the chance to work on challenging projects and to get in touch with a wide range of technologies and industries.

Once you know our product inside out, there are plenty of challenging projects for you to help build.

What are we looking for in you?

  • You are driven, curious and enterprising. Not only in your job, but outside of it too. You have a pro-active attitude and are always a few steps ahead: you spot opportunities, grab them and get to work.
  • Technical challenges? You take them on, not because you have to, but because you want to learn. You're a self-starter and quickly get to grips with new technologies, languages or frameworks.
  • You understand that a good product is never "finished". You draw energy from that mix of creating and fine-tuning. You think along, question things and keep building new solutions.
  • You have experience using AI tools to build integrations. You're actively exploring how AI can contribute to smarter user experiences and more efficient software development. Experience with data analytics is an asset.
  • You therefore attach a lot of importance to the security, stability and reliability of a system and know what it takes to get there. You work in a structured, meticulous way and write code that is clean, reusable and easy to test.
  • You have demonstrable experience with Java, Go and the Spring framework. Experience with API integrations, web services, Linux or other relevant areas is a plus.
  • You have a deep understanding of databases. You don't just know how to use them, you know how they work. You have an opinion on structured, high-quality code, architecture and back-end technologies.
  • You have a very good command of English, for smooth collaboration with all colleagues and stakeholders. Dutch is an asset.
  • You are based in a time zone within one hour of CET, so your working day overlaps with the team's for the daily stand-ups and close day-to-day collaboration.
  • You can work independently and enjoy a small team where switching gears quickly, collaboration and knowledge sharing are central.

Twikey offers you:

  • An environment where challenge, innovation and autonomy come first.
  • The room to experiment, to challenge and to improve. And we expect you to really take that room.
  • An ideal setting if you want to grow fast and healthily, both technically and personally. Training, ownership, taking on new or additional roles based on your talents and interests, ... a lot is possible here, and you're at the wheel!
  • A complementary team of more than 35 colleagues who move forward together in a respectful and open atmosphere.
  • A motivating workplace with plenty of knowledge and expertise, shared both formally during the daily stand-ups and the weekly Friday call, and informally at the coffee machine.
  • Appreciation, openness and critical dialogue. Our Friction Hunter Trophy is an example: every month we celebrate the colleague who made the biggest difference for customers, teammates or internally. Your impact gets noticed!
  • A modern workplace with different zones (conference, connect, co-work, concentrate) in a recently built, industrial-style office building. Easy to reach by car, by bike and by public transport on the edge of Ghent, right next to the KBC tower.
  • A salary package tailored to your experience and skills, with plenty of extra-legal benefits, a collective bonus system and a cafeteria plan to convert your 13th month as you choose.
  • The chance to work in an innovative Belgian fintech scale-up that is active in several countries, in a sector that is growing fast!

A job ad doesn't tell you everything. Our colleagues tell you here what it's really like to work at Twikey.

To apply: https://weworkremotely.com/remote-jobs/twikey-senior-java-developer

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