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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

    Washington DC
    4 days ago
  • We are seeking a skilled .NET Full Stack Developer with strong experience in Angular (v10+) and modern web technologies. The ideal candidate will have 5-8 years of...  ...building scalable web applications, developing REST APIs, and working across both front‑end and back‑end... 
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    Veriipro

    Washington DC
    2 days ago
  • $85k - $110k

     ...Backend API Developer, Junior Silver Spring, MD / Remote Public Trust Eligible Required Blu Omega is seeking a Backend API Developer...  ...of Python and experience with Fast API ~ Experience with web services (RESTful) ~ Experience with source control management... 
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    Blu Omega

    Silver Spring, MD
    1 day ago
  • $68.08k - $141.83k

     ...organization, apply now. We are currently seeking a Backend / API Engineer to join our team in Bethesda (REMOTE), Maryland (US-MD...  ...workflows. The position requires deep technical expertise in developing RESTful APIs, microservices, and data pipelines that interface... 
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    NTT America

    Bethesda, MD
    4 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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    Azulo LLC

    Washington DC
    13 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
    3 days 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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    Clutch Canada

    Washington DC
    3 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
    3 days 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
    3 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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    Mapbox

    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
    2 days ago
  • $100k - $140k

     ...USA, located in Germantown, MD, is seeking a .NET Developer to design, develop, and maintain high-performance web applications. The ideal candidate will have 3-5 years...  .... Responsibilities include developing RESTful APIs and leading projects from concept to deployment. The... 
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    DataLab USA

    Germantown, MD
    4 days 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 fully... 
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    GovCIO

    Washington DC
    23 hours 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 USA

    Alexandria, VA
    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
    1 day 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... 

    6AM City

    Washington DC
    2 days ago
  •  ...Science, Engineering, or Management Information Systems. The ideal candidate has strong skills in .NET/Node, experience with RESTful APIs, and proficiency in unit testing frameworks. This position offers the opportunity to work in a dynamic environment. #J-18808-Ljbffr... 
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    CeDent

    Washington DC
    16 hours agonew
  •  ...Software Engineer to design and build scalable backend services in a mission-driven environment. You will be responsible for developing RESTful APIs and ensuring system reliability and performance. The ideal candidate has a strong background in Java or Python, along with... 

    Leidos LLC

    Gaithersburg, MD
    2 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
  •  ...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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    ECS Limited

    Falls Church, VA
    1 day ago
  •  ...Chenega Corporation is looking for a Senior Backend Developer to enhance GIS solutions and build backend services in Vienna, VA. Ideal...  ...backend development, proficient in Python, JavaScript, and REST APIs, and possess a Top Secret Security Clearance. This role involves... 

    Chenega Corporation

    Vienna, VA
    4 days ago
  •  ...Reston, Virginia is seeking a Full-Stack Developer with over 4 years of experience. Key responsibilities...  ...designing and maintaining scalable web applications using Ruby on Rails,...  ...frameworks like React, and developing RESTful APIs. The ideal candidate will have strong... 

    TALENT HIVE

    Reston, VA
    4 days ago
  •  ...Virginia is seeking a skilled full-stack developer with extensive experience in Ruby on Rails...  ...4 years of experience designing scalable web applications and will be proficient in...  ...building responsive interfaces, developing APIs, and collaborating with cross-functional... 

    Talent Hive, Llc

    Reston, VA
    3 days 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 HTML... 

    TLA Inc

    Washington DC
    3 days ago
  •  ...Chenega Corporation is seeking a Mid Backend Developer in Vienna, VA to create software using Esri's products for backend services. The...  ...role includes building geospatial processing tools, developing APIs, and maintaining backend tooling in containerized environments.... 

    Chenega Corporation

    Vienna, VA
    4 days ago
  • Kentro in Washington, DC is seeking passionate Full Stack Developers to join their team on-site. The ideal candidates will have expertise in both front-end and back-end development, working collaboratively in cross-functional teams. Kentro values innovation and offers... 

    kentro

    Washington DC
    1 day 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... 
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    Digital Global Systems Inc

    Mc Lean, VA
    4 days ago
  •  ...support a high-visibility application driving real-time decision-making. You'll design and maintain core backend services, develop RESTful APIs, and ensure system reliability and performance. The ideal candidate should have a bachelor's degree in Computer Science or related... 

    Leidos LLC

    Gaithersburg, MD
    2 days ago
  •  ...firm located in Gaithersburg, MD, is seeking a Backend Software Engineer to design and develop scalable backend services. The role requires strong expertise in Java or Python, RESTful API development, and SQL. You'll work in a collaborative environment supporting high-... 

    Leidos

    Gaithersburg, MD
    4 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
    4 days ago