API Jobs in Washington

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1 - 20 of 2,337 Jobs

Distributed Developer (API Developer)

Navy Federal Credit Union

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Vienna, Virginia, USA

Full-time

Overview To design, build, and maintain software applications or systems that meet user needs and solve specific problems. The Developer leverages programming languages, frameworks, and tools to create efficient, scalable, and user-friendly solutions, while collaborating with other team members and stakeholders to ensure high-quality deliverables. Growing an understanding of business needs and objectives. Solve a range of mostly straightforward problems with some increased scope and complexity.
Posted 60+ days ago | Updated 11 hours ago

Technical Delivery Manager - Level 2 API Support

ALTA IT Services

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Vienna, Virginia, USA

Full-time

Job Title: Technical Delivery Manager - Level 2 API Support Location: REMOTE Pay Rate: Open to Both C2C and W2 options Position Type: Multiyear Contract Description We are seeking a seasoned Technical Delivery Manager to oversee our client's Level 2 API support operations within a high-stakes, 24x7x365 production environment. This role is critical to ensuring the stability, performance, and continuous improvement of our enterprise API services, which are integral to our banking operations.
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Posted 20 days ago | Updated 9 hours ago

Job: Node.js API Developer --- Hybrid Job --- 6 Months (Contract to Hire Position)

Lorven Technologies, Inc.

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Sterling, Virginia, USA

Full-time, Contract

Job Title: Node.js API Developer Location: Sterling, VA (Hybrid - 3 days a week) Duration: 6 Months (Contract to Hire) Required skillset and role details Role Overview: We are seeking a highly motivated Full Stack Engineer with strong expertise in API development and database management. As a key team member, you will design, develop, and maintain robust and scalable systems, ensuring performance, quality, and security while delivering exceptional user experiences. Key Responsibilities: Desi
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Posted 19 days ago | Updated moments ago

Senior Node.js API Developer

Synechron

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Sterling, Virginia, USA

Full-time, Third Party

We are At Synechron, we believe in the power of digital to transform businesses for the better. Our global consulting firm combines creativity and innovative technology to deliver industry-leading digital solutions. Synechron s progressive technologies and optimization strategies span end-to-end Artificial Intelligence, Consulting, Digital, Cloud & DevOps, Data, and Software Engineering, servicing an array of noteworthy financial services and technology firms. Through research and development in
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Posted 20 days ago | Updated 6 hours ago

Gloo Envoy API Gateway Lead Developer /Architect

Intelliswift Software Inc

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Remote or Alpharetta, Georgia, USA

Full-time

Must Have skills: Gloo Gateway Any other Envoy-based API Gateway Experience Java Programming React Kubernetes & Container Orchestration Microservices GitOps & Configuration Management JD: Job Title: Gloo Envoy API Gateway Lead Developer /Architect Position Overview: We are seeking a talented and motivated Developer to join our team in building a new API Gateway Platform. The ideal candidate will have experience in developing self-service tools and abstractions for onboarding new APIs, as well as
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Posted 13 days ago | Updated 13 days ago

Senior Node.js API Developer || 12+ years || Hybrid || Sterling, VA

iPivot, LLC

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Sterling, Virginia, USA

Contract

Hi We have an open position with one of our clients that may be a good fit for you. Please review the job description below, and if you feel it matches your profile, kindly share your updated resume. Senior Node.js API Developer to join our team in Sterling, VA (Need Onsite day 1, hybrid 3 days from office). Job Description: We are seeking a highly experienced Senior Node.js API Developer with over 7 years of expertise in building and maintaining scalable, secure, and efficient backend systems
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Posted 1 day ago

IBM API connect and Datapower consultant

SYSTEM SOFT TECHNOLOGIES LLC

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Remote

Contract

System Soft Technologies is widely recognized for its professionalism, strong corporate morals, customer satisfaction, and effective business practices. We provide a full spectrum of business and IT services and solutions, including custom application development, enterprise solutions, systems integration, mobility solutions, and business information management. System Soft Technologies combines business domain knowledge with industry-specific practices and methodologies to offer unique solution
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Posted 6 days ago

Sr. Java API Developer ---- Azure architecture , Integration Experience, Banking/Financial Services Projects Required ------100 % REMOTE ------ NO THIRD PARTIES -----In-person Interview Required

Zillion Technologies

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Remote

Contract

In-person Interview Required In Virginia THIS IS A DIRECT CLIENT REQUIREMENT ! Those authorized to work without sponsorship are encouraged to apply please. Reach Shaily Sharma -- || 908-CALL-487-NOW-4334 Sr. Java/J2EE Developer Duration: Long Term Ongoing Project with NO end Date Location : 100 % REMOTE ( Vienna, VA ) In-person Interview Required Job Description: o Responsibilities: Extensive IT experience in analysis, design, development, documentation, implementing, and testing of software
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Posted 8 hours ago | Updated 1 hour ago

Python Software Developer (SQL, GraphQL, APIs) - Remote

FlairTech Solutions

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Remote

Contract

Role: Senior Software Developer Location: Remote Must have Skills: Python, SQL, GraphQL, APIs Strong Python programming experience. SQL expertise, especially around schema migrations and performance optimization. Experience with StarRocks or similar distributed columnar databases (e.g., ClickHouse, Apache Doris, Apache Druid). Solid understanding and practical experience with GraphQL APIs. Experience with refactoring large codebases or migrating systems/architecture. Familiar with cloud environm
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Posted 7 hours ago | Updated 6 hours ago

Senior Software Engineer, API Infra

Airbnb

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Remote

Full-time

Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guests to connect with communities in a more authentic way. The Community You Will Join: The Core Services team provides common application building blocks that are widely applicable across Airbnb
Posted 21 days ago | Updated 1 hour ago

API Integration Architect

TechDigital Corporation

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Remote or Santa Clara, California, USA

Contract, Third Party

As an API Integration Architect the resource should be architecting, designing, and implementing API solutions across various industries. Should be able adept at leveraging cloud technologies, microservices architecture, and best practices in API management to deliver robust and scalable solutions. 12+ year 7-10 years of designing, developing, and implementing API solutions across various industries. Adept at leveraging cloud technologies, microservices architecture, and best practices in API m
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Posted 12 days ago

API Engineer

Kforce Technology Staffing

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Remote or Brooklyn, New York, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking an API Engineer in Brooklyn, NY. Summary: We're looking for a skilled Backend Engineer to support the development of mobile shopping experiences. This role focuses on backend/API development and will be part of a cross-functional team that includes product managers, designers, mobile app engineers, and backend developers. Responsibilities: * Design and maintain backend services that power mobile applications * Collaborate with iOS and Andro
Posted 13 days ago | Updated 2 hours ago

Software Engineer - API Integrations

Kforce Technology Staffing

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Remote or Grand Rapids, Michigan, USA

Third Party, Contract

RESPONSIBILITIES: Kforce has a client in Grand Rapids, MI that is seeking a Software Engineer - API Integrations responsible for developing API integrations between financial software and ServiceNow. Responsibilities: * Collaborate with a team of fellow developers to implement API integrations * The Software Engineer will fix bugs based on priority defined by your team lead * Maintain updates on your active user stories within ServiceNow * Build and update flows and modules in ServiceNow * Atten
Posted 11 days ago | Updated 2 hours ago

WSO2 API Manager - Middleware

Techwizens LLC

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Remote

Full-time, Third Party

"The Middleware Cloud Services Engineer will be a hands-on technical engineer that will be accountable for Software development, R&D and operations in support of the Enterprise Integration Platform at Bank On this team, you will face a wide array of technical challenges that greatly impact our business. This team works closely across the Cloud Transformation Organization, Enterprise Architecture, Security, Engineering and Operations organizations, in order to deliver next generation capabilities
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Posted 4 days ago

API Operations Consultant

Information Technology Group

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Remote

Contract

3 Positions: API Operations Consultant Could the duration be extended? Yes, possibly it depends on demand Is there potential for permanent hire? Yes Is specific industry experience required? Not an absolute, but highly preferred to have insurance domain experience JOB DESCRIPTION: Please review the job description in Fieldglass. If your job differs, please provide an accurate and complete job description. Please take time to review the job description in FG and highlight the differences below:
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Posted 15 days ago

Platform Business Analyst (SQL/Snowflake/API)

AFLAC

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Remote

Full-time

Salary Range: $81,000 - $115,000 Job Posting End Date: July 31, 2025 We've Got You Under Our Wing We are the duck. We develop and empower our people, cultivate relationships, give back to our community, and celebrate every success along the way. We do it all The Aflac Way . Aflac, a Fortune 500 company, is an industry leader in voluntary insurance products that pay cash directly to policyholders and one of America's best-known brands. Aflac has been recognized as Fortune's 50 Best Workplaces f
Posted 10 days ago | Updated 9 hours ago

W2 - .NET Web Devloper II (Full Stack, SQL Server, Cloud, API, Stored Procedures) - Remote/Local

Tanson Corp

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Remote or Madison, Wisconsin, USA

Contract

Description: The client is looking for 1 .NET Web Developer II position Will close to submissions on 7/28/25 at 4:00PM CST. Top Skills: Candidate must have at least 6 years of proven experience as a Full Stack Developer (emphasis on back end) with expertise in .NET technologies, including ASP.NET, C#, .NET Core, Entity Framework, etc. Experience with database technologies such as SQL Server, in hybrid on premise and cloud environment. (6+ years) Experience with server-side event-driven program
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Posted 1 day ago | Updated 1 hour ago

API & Kafka Automation Engineer (Python Backend)

Nous Infosystems

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Remote

Contract

Job Title: API & Kafka Automation Engineer (Python Backend) NYC - Remote Job Description: We are seeking an Automation Engineer with expertise in API testing, Kafka, and Python backend development. The role involves building automated test frameworks, validating Kafka data streams, and ensuring the performance and reliability of APIs and backend systems. Key Skills: Strong experience in API automation and Kafka (producers/consumers).Proficient in Python for scripting and backend logic.Hands-on w
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Posted 5 days ago

Lead Software Engineer - Backend & APIs

ADDSOURCE

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Remote or US

Third Party

Title: Lead Software Engineer - Backend & APIs Position Type: Contract Location: Remote across USA/ Canada Location: Canada (Ideal) but also open for USA candidates too. Highlights/Mandatory: An expert in designing and scaling distributed, event-driven backend architectures using TypeScript, NestJS, and PostgreSQL. Extensive experience designing and optimizing PostgreSQL schemas and queries. Mastery of ORM tools (TypeORM, Prisma) and event-driven programming (Kafka, RabbitMQ, or similar). Stro
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Posted 26 days ago | Updated 23 hours ago

Remote Cybersecurity Engineer (API/Web App Security)

Software Guidance & Assistance

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Remote or Jacksonville, Florida, USA

Contract

Software Guidance & Assistance, Inc., (SGA), is searching for a Remote Cybersecurity Engineer (API/Web App Security) for a CONTRACT assignment with one of our premier Healthcare Services clients for a Remote position. Top Skills Needed: Azure/Entra ID Scripting (Powershell or Python) API Security frameworks OWASP top 10 Responsibilities: We are seeking an experienced Cyber Security Engineer to join our team, responsible for ensuring the security of our applications and APIs. This role w
Posted 25 days ago | Updated 10 hours ago