[Remote] Senior API / Integration Engineer
Note: The job is a remote job and is open to candidates in USA. DecisionPoint Corporation is seeking a Senior API / Integration Engineer to support enterprise-grade APIs and system integrations in a federal and DoD-aligned mission environment. The role focuses on designing, securing, optimizing, documenting, and maintaining scalable API and integration services while collaborating with development, cloud engineering, cybersecurity, and mission teams.
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
- Must hold an active Top Secret clearance, supported by a Tier 5 background investigation
- Bachelor's degree in Computer Science, Information Systems, Engineering, or a related technical field
- Minimum 10 years of experience in API development, backend engineering, or systems integration
- Experience designing secure, scalable REST APIs and integration workflows
- Experience supporting enterprise systems in federal or DoD environments
- Experience troubleshooting complex backend and integration issues
- Experience delivering code and system changes in Agile development environments
- Strong proficiency with RESTful API design, JSON standards, and schema modeling
- Experience with API gateways, routing layers, and middleware (e.g., Kong, Apigee, AWS API Gateway)
- Strong understanding of authentication/authorization (OAuth2, SAML, JWT)
- Knowledge of secure coding practices and DoD cybersecurity requirements
- Experience with integration patterns (synchronous/asynchronous, event-driven, message queues)
- CompTIA Security+
- Strong analytical and problem-solving abilities for complex integration challenges
- Excellent communication and documentation skills
- Ability to architect secure, scalable API solutions aligned with enterprise goals
- High attention to detail and strong discipline around versioning and governance
- Ability to collaborate across engineering, cloud, and cybersecurity teams
- Experience with GraphQL API development
- Experience with AWS cloud-native integration services (Lambda, API Gateway, EventBridge)
- Familiarity with microservices, container orchestration, and service mesh architectures
- AWS Developer or Architect certification
- ITIL v4 Foundation
- Integration or API architecture certifications
Benefits
- This position is fully remote.
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