Remote Senior API & Integration Engineer

DecisionPoint Corporation; Reston (VA); On-site; USD 120,000 - 180,000; Full time

Job summary

DecisionPoint Corporation seeks a Senior API / Integration Engineer to design, build, secure, and optimize enterprise-grade APIs and system integrations supporting applications in a large federal/DoD-aligned mission environment. This senior role enables interoperability across systems and ensures API performance, reliability, and security.

The role partners with developers, cloud engineers, cybersecurity specialists, and mission stakeholders to deliver scalable, secure, well-documented APIs and

Qualifications

• Minimum 10 years of experience in API development, backend engineering, or systems integration.

Responsibilities

• Architect, build, and optimize enterprise APIs and backend integration services.
• Implement secure REST and GraphQL endpoints, schemas, and data contracts.
• Design integration workflows, service interactions, and middleware/API gateway connections.
• Ensure APIs comply with DoD cybersecurity policies, Zero Trust principles, and secure coding practices.
• Build and maintain integration pipelines between internal and external systems.
• Conduct API performance tuning, scalability improvements, and error-handling enhancements.
• Troubleshoot complex integration failures, data issues, and cross-system communication gaps.
• Support API versioning, lifecycle management, and migration planning.
• Produce API documentation including OpenAPI/Swagger specs, interface definitions, and usage guides.
• Collaborate with cloud engineering teams to optimize API hosting, routing, and authentication.
• Conduct peer code reviews, enforce development standards, and mentor junior developers.
• Participate in Agile ceremonies and support sprint-based delivery.

Skills

REST API design

JSON standards

Schema modeling

Documentation

Agile development

Collaboration

Troubleshooting

Mentoring

Education

Bachelor's degree in Computer Science/Information Systems/Engineering

Tools

Kong

Apigee

AWS API Gateway

GraphQL

Job description

DecisionPoint Corporation seeks a Senior API / Integration Engineer to design, build, secure, and optimize enterprise-grade APIs and system integrations supporting applications in a large federal/DoD-aligned mission environment. This senior role enables interoperability across systems and ensures API performance, reliability, and security.

The role partners with developers, cloud engineers, cybersecurity specialists, and mission stakeholders to deliver scalable, secure, well-documented APIs and