API Developer

API Developer

Location:

Quincy, MA

Long term contract

37.5 hours per week

Rate is $60/hr (benefits available for W2 consultants)

The Client seeks an API Developer with strong Java and Spring Boot microservices experience who can also support some Dev Ops activities such as deployments, configuration management, and environment support. This role encompasses both development and Dev Ops responsibilities.

• Design, develop, and maintain RESTful APIs using Java 8+ and Spring Boot.
• Build and enhance microservices that consume JSON payloads from multiple external agencies
• Implement business logic based on agency, notice type, and payload data.
• Implement robust error handling, logging, and retry mechanisms.
• Write unit and integration tests to ensure reliability and quality. Dev Ops & Deployment
• Support CI/CD pipelines for Spring Boot microservices.
• Perform application deployments across DEV, QA, UAT, and PROD environments.
• Manage and update environment-specific configurations (externalized properties).
• Work with Git Lab and CI tools (GIT, JIRA, Jenkins).
• Monitor application logs on AWS, troubleshoot deployment issues, and support production fixes.

• A total of 7+ years of experience with 5+ years of hands‑on API/backend development and 3-4 years of real Dev Ops exposure.
• Strong experience in Java 8 or above.
• Hands‑on expertise with Spring Boot and Microservices.
• Experience building and consuming REST APIs.
• Good understanding of JSON, HTTP, and third‑party integrations.
• Experience with CI/CD, deployments, and configuration management.
• Working knowledge of Linux environments and application troubleshooting.
• Cloud deployments (AWS/Azure/GCP)
• Monitoring & Logging (Cloudwatch, Prometheus, Grafana. ELK). Nice to Have
• Experience with government or large‑scale enterprise systems
• Knowledge of asynchronous processing or messaging system
• AWS Certified Solutions Developer