UFW Java Microservices Technical Lead

2 weeks ago

Singapore LION & ELEPHANTS CONSULTANCY PTE. LTD. Full time $8,000 - $9,500 per year

Job Summary

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. You will be responsible for system analysis, design, development, and occasionally building POCs to validate architectural decisions.

Experience Level : 8+ Years

Salary Range: 8000 – 9500 SGD

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.

  • Ensure 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.

  • Excellent problem-solving skills and a proactive attitude.

Preferred Skills:

  • Familiarity with containerization (OpenShift Platform, Kubernetes).

  • Exposure to CI/CD pipelines and DevOps practices.

  • Strong communication and collaboration skills.

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