Java Expert

4 days ago

Singapore beBeeSpecialist Full time $8,000 - $9,500
Technical Lead - Java Microservices Specialist

We are seeking a highly skilled and proactive Senior Java Developer with deep expertise in UFW, Spring Boot 3, Hibernate/iBatis, Oracle SQL, and workflow engines like Flowable. The ideal candidate will have strong experience in reactive programming, multi-threading, and JVM debugging, with a proven track record in financial services.

Key Responsibilities:
  • Design, develop, or maintain scalable Java applications using UFW framework.
  • Implement data access layers using Hibernate or iBatis with Oracle SQL.
  • Integrate and manage workflows using Flowable or similar BPM engines.
  • Apply reactive programming principles to build responsive and resilient systems.
  • Analyze and debug performance issues at the JVM level.
  • Handle multi-threading and concurrency challenges in high-throughput systems.
  • Collaborate with cross-functional teams to perform system analysis and propose robust solutions.
  • Conduct POCs to evaluate new design patterns, frameworks, or technologies.
  • Evaluate code quality, maintainability, and adherence to best practices.
  • Take ownership and responsibility for deliverables and proactively drive tasks to completion.
Required Qualifications:
  • Minimum 8 years of hands-on experience in Java development.
  • At least 3 years of experience in the financial services domain.
  • Strong proficiency in Spring Boot 3, Hibernate/iBatis, and Oracle SQL.
  • Solid understanding of reactive programming (e.g., Spring WebFlux).
  • Experience with Flowable or similar workflow/BPM tools.
  • Deep knowledge of multi-threading, concurrency, and JVM internals.
  • Ability to perform system analysis and contribute to architectural decisions.
  • Experience in building POCs and evaluating new technologies.
Preferred Skills:
  • Familiarity with containerization (OpenShift Platform, Kubernetes).
  • Exposure to CI/CD pipelines and DevOps practices.

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