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  •  ...customers—face every day. This real-world experience equips us to develop IT solutions that seamlessly connect all facets of healthcare...  ...candidate with expertise in in applications programming methodologies (API development) and disciplines; Proficient with business reporting... 
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    COGNITIVE MEDICAL SYSTEMS INC

    Falls Church, VA
    14 days ago
  • $86.8k - $198k

    API Platform Software Engineer, Senior The Opportunity: As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We’re looking for an experienced back-... 
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    Booz Allen Hamilton

    Mc Lean, VA
    2 days ago
  • $158.6k - $181k

    Overview Senior Software Engineer, Full Stack (Java/Python/API). Do you love building and pioneering in the technology space? At Capital...  ...You'll Do Collaborate with and across Agile teams to design, develop, test, implement, and support technical solutions in full-stack... 
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    Capital One

    Mc Lean, VA
    4 days ago
  • $55 - $60 per hour

    Overview Title: Java Developer (API) Location: Vienna, VA; Pensacola, FL; San Diego, CA (HYBRID) Duration: Initial 6-month with potential extensions Compensation: $55.00 - $60.00/hour Work Requirements: US Citizen, GC Holders or Authorized to Work in the U.S. Responsibilities... 
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    Local area
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    INSPYR

    Vienna, VA
    3 days ago
  • $78.4k - $123.2k

    The API Engineer serves as the enterprise-wide expert in API technologies within Enterprise Technology Services (ETS), driving digital...  ...RESTful APIs and integration solutions using modern frameworks Develop and maintain API documentation using tools like RAML, Swagger/... 
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    Full time
    Internship
    Monday to Friday
    Shift work

    Navy Federal

    Vienna, VA
    3 days ago
  •  ...Job Description Job Description Senior Java Full Stack Developer – Linthicum, MD About us Creative Information Technology Inc...  ...(3) years of experience in developing and consuming RESTful APIs. Experience in Java/J2EE, REST web services, JPA and unit testing... 
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    Creative Information Technology, Inc.

    Falls Church, VA
    23 days ago
  •  ...customers—face every day. This real-world experience equips us to develop IT solutions that seamlessly connect all facets of healthcare...  ...Pages applications and government portals. Collaborate with API developers to integrate front-end interfaces with backend services... 
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    COGNITIVE MEDICAL SYSTEMS INC

    Falls Church, VA
    24 days ago
  • $205.4k - $234.4k

     ...Overview Director, Product Management, Developer Experience - API Platforms Capital One is a high-tech company, a scientific laboratory, and a nationally recognized brand all-in-one, reaching tens of millions of consumers. As a Developer Experiences organization... 
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    Part time
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    Capital One National Association

    McLean, VA
    23 days ago
  •  ...Job Description Job Description Senior Full Stack Java Developer About us Creative Information Technology Inc (CITI) is an...  ...deployments, and knowledgeable in how to incorporate AI-based APIs and models into backend services and user-facing applications.... 
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    Creative Information Technology, Inc.

    Falls Church, VA
    23 days ago
  • $43.27 - $108.17 per hour

     ...section. Additionally, you will maintain existing applications and develop new applications to customer specifications. Developers will...  ...and working at the byte-level Familiarity with the Windows API Familiarity with IDA Pro Rudimentary understanding of protocol... 
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    Cipher Tech Solutions

    Vienna, VA
    22 days ago
  •  ...Full Time W2 About the Role: We are seeking a Full Stack AI Developer (U.S. Citizens only) to join our team and help build and scale...  .../TypeScript. Implement and harden back-end services, APIs, and serverless solutions in AWS. Build and maintain CI/CD pipelines... 
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    For contractors

    T and T Consulting Services Inc

    Falls Church, VA
    24 days ago
  •  ...Summary The Full-Stack Software Engineer is responsible for developing and maintaining robust web applications using modern full-stack...  ...client-side business logic and data interactions using RESTful APIs (e.g., Axios). Collaborate with UI/UX designers and product... 
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    Full time

    Straffic

    Vienna, VA
    9 days ago
  • $263.9k - $301.2k

     ...Distinguished Engineer - API Platform (GraphQL) at Capital One summary: The Distinguished Engineer - API Platform (GraphQL) leads...  ...in the cloud. You will work alongside our talented team of developers, machine learning experts, product managers and people leaders.... 
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    Local area

    Capital One

    Washington DC
    6 hours ago
  •  ...stack and deploying scalable applications in  AWS . You’ll help develop secure, modern software systems that support logistics,...  ...libraries and architecture.  Ability to connect and integrate with APIs (REST, SOAP, Methods).  Experience using Elasticsearch for indexing... 
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    SteerBridge

    Vienna, VA
    15 days ago
  • $196k - $264k

     ...provide expert advice to the team and participate in designing, developing, testing, and/or maintaining hardware, technology, and/or...  ...MAKE The Principal Engineer (Director IC), Exchange Platform (APIs, Files, AI protocols, and others) role will offer you the flexibility... 
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    FANNIE MAE

    Reston, VA
    6 days ago
  • API Java Python Developer, Senior Position Description CGI Federal has an exciting opportunity for an API/Java/Python Developer within our Intel sector, advancing the national security mission through cutting-edge technology. We are seeking individuals with a passion... 
    Local area
    Arlington, VA
    a month ago
  • We are seeking a API Java/Python Developer, Mid to join our team. Working at NT Concepts means that you are part of an innovative, agile company dedicated to solving the most critical challenges in National Security. We’re looking for the best and the brightest to join... 
    Local area
    Remote work
    Flexible hours

    NT Concepts

    Herndon, VA
    5 days ago
  • $100k - $150k

    Overview CGI Federal has an exciting opportunity for an API/Java/Python Developer (Junior) in Arlington, VA with a hybrid working model. This role supports the Defense, Intelligence & Space sector and involves the design, development, and maintenance of software applications... 
    Full time

    CGI

    Arlington, VA
    4 days ago
  • Description   ActioNet is seeking a highly skilled Cloud API Developer with expertise in AWS native services and proficiency in Java to join our team. You will be responsible for designing, developing, and maintaining scalable cloud-based APIs that leverage AWS services... 
    Full time
    Remote work
    Flexible hours

    ActioNet, Inc.

    Suitland, MD
    more than 2 months ago
  •  ...solutions. NS2 Mission is seeking a skilled and motivated Full Stack Developer to join our team in Tysons Corner, VA . This is an on-site...  ...in SQL and NoSQL database management Familiar with RESTful API development Preferred Qualifications: Expertise in React,... 
    Local area
    Flexible hours

    NS2 Mission

    Falls Church, VA
    a month ago
  • Senior API Developer Job Locations: US-VA-McLean ID: 2025-9504 Category: Software Development Type: Regular Full-Time Overview At Credence, we support our clients' mission-critical needs, powered by technology. We provide cutting-edge solutions, including AI/ML, enterprise... 
    Full time
    Work experience placement
    Immediate start

    Credence Management Solutions, LLC

    Mc Lean, VA
    3 days ago
  • $110.5k - $149.5k

     ...experience US Citizenship Required: Yes Job Description: Our 100% remote agile development team is looking for an API / Microservices Developer to help us deliver top-quality IT Modernization for our Environmental Protection Agency (EPA) customers. You will... 
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    Temporary work
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    For contractors
    Immediate start
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    Worldwide
    Flexible hours

    GDIT

    Falls Church, VA
    3 days ago
  •  ...rd Parties Please. Job Summary: We are seeking an experienced API Cloud Engineer to lead and mature our API management practices,...  ...across our cloud environment. This role is responsible for developing, managing, and optimizing APIs to ensure seamless interoperability... 
    Long term contract
    Full time
    Remote work

    ASCENDING Inc.

    Fairfax, VA
    4 days ago
  •  ...Job Description Job Description .Net Full Stack Developer (MidLevel/Senior) Location: Washington, DC Preferred US Citizen Requirement...  ...application and backend services using C#, ASP.NET MVC, Web API, Java Script, jQuery, Node.js and CSS, Cloud AWS, SQL, GitHub... 

    Node.Digital

    Washington DC
    18 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... 

    Apex Systems

    Washington DC
    4 days ago
  •  ...Peregrine Advisors Benefit Inc. seeks a technically skilled Full Stack Developer to join a high-impact team of Data Scientists, Data Specialists...  ...applications, creating intuitive user interfaces, developing APIs, and managing web application data processing. The ideal... 
    Contract work
    Immediate start

    OpenDataJobs

    Washington DC
    7 days ago
  •  ...Annuities data models (ALIP). This role requires a blend of hands-on coding and technical leadership, including designing and building APIs/JSON integrations while also providing guidance, solutioning, and triage support for the team. Our Platform Engineering Team is... 

    Intellibus

    Reston, VA
    6 days ago
  •  ...creativity, and employee satisfaction. Title: Mid Level Full Stack Developer Location: Remote Terms: Full-time Clearance:...  ...Full Stack software development support for User Interfaces, REST APIs, Data Access Layers. Ensure software developed passes and... 
    Full time
    For contractors
    Work experience placement
    Remote work
    Flexible hours

    Harmonia Holdings Group, LLC

    McLean, VA
    24 days ago
  • Overview Role: API Gateway Developer Client: DC Government Location: Washington, DC Responsibilities Collaborate with cross-functional teams to understand business requirements and design secure, scalable, and high-performing APIs. Monitor API performance and troubleshoot... 
    Work experience placement

    AHU Technologies Inc

    Washington DC
    4 days ago
  • $190.83k - $258.18k

    Software Development Engineer III (C++), Maps API Join to apply for the Software Development Engineer III (C++), Maps API role at...  ...packages, and vehicles everywhere. More than 4 million registered developers have chosen Mapbox because of the platform’s flexibility,... 
    Full time
    Local area

    Mapbox

    Washington DC
    4 days ago