Senior Java Backend Engineer: Spring Boot/Quarkus
This position is no longer accepting applications(closed Sep 3, 2026).
CodeNinja is hiring a Senior Java Backend Developer to design, build, and maintain scalable microservices and APIs. You will work with Spring Boot or Quarkus and manage APIs with IBM API Connect (APIC).
You will ensure performance, security, and reliability while collaborating with product, QA, and DevOps teams. Docker, OpenShift/Kubernetes experience, and OAuth2/JWT are highly valued.
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