Senior Java Developer — Enterprise API Integrations

Posted 18d ago

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Design, build, and maintain RESTful APIs for customers, partners, and internal systems
Develop secure machine-to-machine integrations with authentication, authorization, and API versioning
Build resilient integrations handling webhooks, document exchange, and asynchronous processing
Design reliable event-driven workflows with retries, idempotency, and failure recovery
Work with relational databases including SQL, data modeling, and schema migrations
Implement business behavior in Java and Drools rules
Collaborate with product, operations, and external technical contacts
Investigate production issues and deliver durable fixes
Contribute to technical design, code reviews, and automated testing
Use AI-assisted development tools like Codex and Claude

Bachelor's Degree in a Technical Field (e.g., Computer Science, Electrical Engineering)
7+ years of professional software-development experience with strong production Java
Strong experience designing and implementing REST APIs and system integrations
Experience with Spring or Spring Boot, dependency injection, and service-oriented architecture
Strong understanding of API security concepts including OAuth 2.0 and token-based authentication
Experience integrating with third-party APIs and managing real-world concerns
Solid relational database experience including SQL, data modeling, and schema migrations
Experience with asynchronous or event-driven processing patterns including Apache ActiveMQ
Experience with Drools or another business-rules engine
Strong automated-testing discipline including unit and integration tests
Experience with or willingness to adopt AI development tools such as Codex and Claude
Ability to independently analyze ambiguous requirements and communicate tradeoffs
Comfort working in a large, established codebase with modern and legacy technologies

Skills