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API Developer

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Remote

API Developer

CMT Services INC

API Developer

Skills

Testing & QADatabricksGitData AnalysisBambooHR

1 month ago

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Important information


Contract type:

Freelance / Contract

Location:

Washington, DC, USA

Work mode:

Remote

Published on:

18 September 2026

What they need


ABOUT US:

CMT Services Inc. is a dynamic and small business supporting Federal, State, and Local government agencies. As an SBA-certified HUBZone, Woman Owned Small Business (WOSB), we deliver quality, professional services to support the missions and strategic business goals of our clients.

Position Title: API Developer

Location:

U.S. Department of Agriculture

1400 Independence Ave., SW

Washington, DC 20250

Period of Performance:

Start Date: One 1-year base period plus 1-year option periods

Place of Performance:

Remote (Mostly Remote – needs to be able to attend meetings at USDA in DC)

Position Summary: The API Developer will support the USDA’s Enterprise Human Capital Modernization & Transformation initiative. In this role, you will design, develops, and deploys RESTful and event-driven APIs. Implements secure authentication, ensure reliability and versioning, and supports enterprise integration standards.

Key Responsibilities:

  • Core Deliverables: Interface development, APIs, integration services, authentication, system connectivity.
  • Systems Integration Engineering: APIs, integrations, interface design, ICDs, ETL/ELT pipelines, interface remediation, integration testing
  • Databricks Lakehouse Support: Lakehouse architecture, security design, common data model, migration framework, reporting and analytics
  • Knowledge Transfer: Training, SOPs, workshops, shadowing sessions, documentation, repository management

Required Qualifications:

  • Years of Experience: 3 to 5 years of progressive professional experience in API development, systems integration, software development, or a related field.
  • API Design, Development, and Deployment: Experience designing, developing, and deploying RESTful and event-driven APIs supporting enterprise system integration.
  • Technical Documentation and Version Control: Experience developing and maintaining API/service definitions, integration specifications, interface control documents, and data mappings with change control and versioning.
  • API Security, Reliability, and Governance: Experience implementing secure authentication, reliability, and versioning for APIs and services consistent with enterprise integration requirements.
  • End-to-End Systems Integration: Experience supporting end-to-end systems integration, including interface configuration, data exchange modeling, and cross-system workflow coordination.
  • Legacy Systems Interface Management & Remediation: Experience configuring and supporting inbound and outbound data interfaces with NFC and USDA legacy systems, including legacy-to-modern interface remediation, testing, and validation.
  • Integration Troubleshooting and Quality Assurance: Experience troubleshooting integration issues involving connectivity, data transformation, authentication, and performance, and supporting regression, performance, and failover testing.

Education

  • Bachelor’s degree in Computer Science, Information Systems, Information Technology, Computer Engineering.

Join Our Team:

At CMT Services, we believe that extraordinary results come from empowering exceptional people. If you're ready to lead innovative projects, solve complex challenges, and contribute to meaningful infrastructure development while advancing your career in a supportive, collaborative environment, we want to hear from you.

Disclaimer:

By submitting your resume for this job posting, you authorize CMT Services, Inc. to forward your resume to all applicable internal and external managers, agencies, and recruitment personnel for review and consideration to hire.

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