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  • Nucorevision, Inc is looking for an experienced Senior Software Developer (.NET) to lead software development and application...  ...include full stack development, database design, and developing web APIs. Strong knowledge of Azure Cloud and micro-service architecture... 
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    Nucorevision, Inc

    Washington DC
    1 day ago
  • A technology services company is seeking a Backend Software Engineer to develop scalable backend services and RESTful APIs in Alexandria, VA. Candidates should have 8-12 years of experience in backend engineering, a Bachelor’s degree in Computer Science or related field... 
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    COMFORT SYSTEMS

    Alexandria, VA
    12 hours ago
  •  ...in Washington, DC is seeking an experienced Fullstack Developer to design and build scalable web applications. The successful candidate will utilize technologies...  ...Azure or AWS. This role involves developing RESTful APIs, microservices, and ensuring compliance with privacy... 
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    Clough AMEC.

    Washington DC
    4 days ago
  • Employee Navigator, a leading SaaS provider, is seeking a Senior Backend Engineer to design and maintain APIs for their benefits enrollment platform. The role requires extensive experience in C# and API development, working collaboratively in a fast-paced environment.... 
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    Employee Navigator

    Bethesda, MD
    2 days ago
  • Mapbox is looking for a Software Development Engineer III to join its Maps API team in Washington, DC. You will lead the development of new mapping tools while ensuring high reliability and performance of services as they scale. Responsibilities include mentoring peers... 
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    Remote job

    Mapbox

    Washington DC
    12 hours ago
  • $140k - $200k

    Clutch Canada, based in Washington, is seeking a Backend Developer with proven experience in TS/Node to design and maintain robust APIs. This remote role requires collaboration with cross-functional teams and a focus on user experience. The ideal candidate will have experience... 
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    Remote work

    Clutch Canada

    Washington DC
    4 days ago
  • $185k - $225k

     ...financial technology company in Austin is looking for a full-stack developer. This role requires 5+ years of software engineering experience...  ..., Node.js, and React desired. You'll work on building scalable APIs and user experiences while investigating issues proactively. A... 
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    Method Financial

    Washington DC
    4 days ago
  • We are seeking a skilled Full-Stack Developer to join our team in supporting a government client. In this role, you will play a key part in integrating data source APIs, developing Python scripts, creating and managing databases, generating reports, and conducting testing... 
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    Stackruit Ltd.

    Washington DC
    3 days ago
  • $130k - $165k

    Axios is seeking a Software Engineer in Washington, DC to develop high-quality services leveraging Golang and Python. The role involves designing scalable REST APIs, ensuring service reliability, and collaborating with diverse teams to enhance Axios' systems. Candidates... 
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    Axios

    Washington DC
    1 day ago
  • $90k - $100k

     ...GovCIO is looking for a Ruby on Rails Backend Developer to design and maintain backend services for VA.gov. The role focuses on backend engineering, API development, and system reliability, requiring collaboration with cross-functional teams and AI integrations. This... 
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    Remote work

    GovCIO

    Washington DC
    6 days ago
  •  ...Job Description Job Description We’re seeking a Full Stack Developer with AI/ML and API experience to build and enhance modern applications, APIs, chatbot features, and user‐focused workflows. You’ll support integration efforts, testing, and UI/UX improvements while... 
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    Local area

    Azulo LLC

    Washington DC
    4 days ago
  •  ...responsible for designing, implementing, and maintaining integration solutions using MuleSoft and API management technologies. You will work with both business and technical teams to develop strategies for integrating disparate systems and applications, ensuring data flows... 
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    Apex Systems

    Washington DC
    4 days ago
  • 6AM City, LLC is seeking a Senior .Net API Software Developer to support the VA T4NG program, serving clients across the U.S. The ideal candidate will possess strong SQL skills and experience with the .NET framework. This role involves designing, developing, and testing... 
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    6AM City

    Washington DC
    3 days ago
  •  ...solutions provider in Washington, DC is seeking a skilled Senior .NET Developer to craft cutting-edge solutions utilizing .NET 8 and Kubernetes...  ...and project managers to implement scalable microservices and APIs using domain-driven design principles. Ideal candidates should... 
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    Insight Global

    Washington DC
    2 days ago
  •  ...Everforth ECS is seeking a Backend/API Engineer to work in the National Capital Region covering the Pentagon, Falls Church, and...  ...to production model artifacts within Unclassified networks. • Develops scalable serving frameworks using Kubernetes services, API gateways... 
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    Contract work

    ECS Limited

    Falls Church, VA
    2 days ago
  • TryApplyNow is seeking a Backend Software Engineer (Remote) to join Virtru, a leading data protection company. You will design, build, and maintain a robust backend platform while contributing to the open-source OpenTDF project. This role requires a minimum of 5 years...
    Remote work

    TryApplyNow

    Washington DC
    1 day ago
  •  ...Senior Backend/API Engineer Everforth ECS is seeking a Senior Backend/API Engineer to work in the National Capital Region covering...  ...-parity release operations at enterprise scale. Highly developed interpersonal and oral/written communication skills, with the ability... 
    Contract work

    ECS Limited

    Falls Church, VA
    4 days ago
  • Pinnacle is seeking a Junior Full Stack Software Developer in Arlington, Virginia to work alongside the Lead Engineer and team members in designing and delivering software solutions in an Agile environment. The ideal candidate will develop both frontend and backend systems... 

    pinnacle

    Arlington, VA
    4 days ago
  •  ...this position is to build application and web front-ends based on requirements from...  ...to front-end code. Working with WordPress APIs. Basic image editing skills, familiarity...  ...and technical assessments. Creativity in developing new ideas and approaches. Ability to develop... 

    Donan Consulting

    Washington DC
    3 days ago
  •  ...candidate, active, timeout, split/merge) Build and maintain REST APIs with strict latency SLOs (sub-20ms update paths) Implement persistent storage using MySQL and long-term archival in ClickHouse Develop composite fingerprint matching algorithms with policy-weighted... 
    Work visa

    Digital Global Systems Inc

    Mc Lean, VA
    12 hours ago
  • A leading technology firm in Washington, DC is seeking a versatile Full Stack Developer to design, develop, and maintain scalable web applications. The ideal candidate will work in a cross-functional Agile team and must have proficiency in front-end languages like HTML5... 

    Tla Llc

    Washington DC
    2 days ago
  • $85 - $100 per hour

    The Squires Group is seeking an API Cloud Security Specialist in Washington, DC. This role involves developing security solutions for cloud environments, designing secure API integrations, and collaborating with teams on cloud platforms. Candidates should have extensive... 
    Hourly pay

    The Squires Group

    Washington DC
    12 hours ago
  • $120k - $150k

     ...S2i2, Inc is looking for a Computer Software/Integration Analyst to lead API integrations and manage data exchanges using Celonis Process Management and other tools. The role requires five years of relevant experience and an active Secret clearance. The successful candidate... 
    Remote work

    S2i2 Inc

    Washington DC
    3 days ago
  • $100k - $230k

     ...technical roadmap modernizing our servicing organization with API first design. The ideal candidate is a self-starter that has deep...  ...of the solutions Utilize your expertise in designing and developing API's and microservices using graphQL, gRPC, Java, Python, Kafka... 
    Hourly pay
    Work experience placement
    Local area
    Flexible hours

    GEICO

    Bethesda, MD
    12 days ago
  •  ...innovation, collaboration, and career growth. Ardent is seeking a Web Developer to join our team. This is an on‑site position located in...  ...Responsibilities and Duties Integrate front‑end applications with REST APIs, including ITSM and geospatial services. Apply UI/UX design... 
    Local area

    Ardent Services

    Washington DC
    3 days ago
  •  ...Key Responsibilities Design, develop, and maintain modern, responsive, and accessible user interfaces for web applications using Vue, React, TypeScript, and related technologies...  ...integrate front-end applications with RESTful APIs and GraphQL services Implement and maintain... 
    Monday to Friday

    Vanda Pharmaceuticals

    Washington DC
    4 days ago
  •  ...validation.) The ideal candidates will be hands-on developers and engineers. Requirements/Must Have: Experience with Front-End web development, including JavaScript,...  ...with unit testing Knowledge of REST APIs Experience developing, managing, and... 
    For contractors

    Select Search Associates

    Arlington, VA
    4 days ago
  • $90 - $108 per hour

     ...Senior Frontend Web Developer Req number: R7733 Employment type: Full time Worksite flexibility: Remote Who we are CAI...  ...experience designing, developing, testing and implementing web and API-based solutions and are looking for your next career move,... 
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    Full time
    Contract work
    Work at office
    Local area
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    Worldwide

    CAI

    Washington DC
    3 days ago
  •  ...Front-End Developer About the Role: We are looking for a highly skilled Front-End Developer...  ...with 7+ years of experience in modern web technologies and a deep understanding of...  ...front-end perspective — integrating with APIs, managing real-time data visualization, and... 

    Omni Inclusive

    Washington DC
    1 day ago
  •  ...Workplaces honoree, is seeking a Frontend Developer to join our team. The ideal candidate...  ...user interfaces for Federal Government web applications. This role requires strong expertise...  ...frontend applications with backend APIs and data services. Conduct cross-browser... 
    Full time
    Contract work

    Spatial Front

    Arlington, VA
    2 days ago