API Developer

CMT SERVICES, Inc.; United States; Remote; USD 110,000 - 150,000; Full time

Job summary

CMT Services, Inc. is seeking an API Developer to design, develop, and deploy RESTful and event-driven APIs for USDA enterprise integration. The role focuses on secure authentication, reliability, versioning, and scalable API governance.

You will collaborate across teams, implement enterprise standards, and contribute to documentation, testing, and knowledge transfer to sustain modernization efforts.

Qualifications

• 3-5 years of API development and systems integration experience.
• Experience designing and deploying RESTful and event-driven APIs for enterprise use.
• Proficiency in API security, authentication, reliability, and versioning.
• Strong technical documentation and change-control practices.
• Experience with data mappings and cross-system workflow coordination.

Responsibilities

• 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: architecture, security design, data model, migration framework, reporting and analytics.
• Knowledge transfer: training, SOPs, workshops, shadowing sessions, documentation, repository management.

Skills

API design

RESTful APIs

Event-driven APIs

API security

Documentation

Version control

Systems integration

Troubleshooting

Education

Bachelor's degree in Computer Science

Tools

ETL/ELT pipelines

Interface control documents

Job description

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.