Oxydata Software Hiring! Full Time Senior Java API Developer in Federal Territory - Ricebowl

We're Hiring: Senior Java API Developer

Location: Kuala Lumpur

Work Mode: Hybrid

Employment type: Permanent

Eligibility: No visa sponsorship available

About the Company

Our client is a leading technology firm known for its innovative solutions and commitment to excellence. With a strong presence in the industry, they focus on delivering high-quality services and products to their global clientele.

We are seeking an experienced Senior Java API Developer to design, develop, and optimize scalable backend services and RESTful APIs.

What You'll Do

• Design, develop, and maintain scalable RESTful APIs and microservices using Java and Spring Boot.
• Architect secure, high-availability backend systems with performance optimization in mind.
• Implement clean, testable, and maintainable code following SOLID principles.
• Optimize application performance, troubleshoot bottlenecks, and resolve production issues.
• Collaborate with frontend developers, DevOps, QA, and product teams to deliver high-quality features.
• Participate in architecture discussions and technical design reviews.
• Implement API security standards (OAuth2, JWT, API Gateway policies).
• Ensure code quality through unit testing, integration testing, and code reviews.
• Mentor junior developers and promote engineering best practices.
• Contribute to CI/CD pipelines and DevOps improvements.

What You Bring

Must-have:

• 5+ years of backend development experience.
• Strong expertise in Java (8/11/17+).
• Solid experience with Spring Boot, Spring MVC, Spring Security.
• Hands-on experience building RESTful APIs.
• Experience with microservices architecture.
• Strong knowledge of SQL (MySQL/PostgreSQL/Oracle) and ORM frameworks (Hibernate/JPA).
• Experience with API security (OAuth2, JWT).
• Familiarity with Git, Maven/Gradle.
• Experience working with Docker and CI/CD pipelines.
• Strong understanding of data structures, concurrency, and multithreading.

Nice-to-have:

• Experience with Kafka or RabbitMQ.
• Cloud deployment experience (AWS, Azure, or GCP).
• Kubernetes knowledge.
• Experience with API documentation tools (Swagger / OpenAPI).
• Experience in fintech or high-transaction systems.

Why Join Us

• Opportunity to work on cutting-edge technology projects.
• Collaborative and innovative work environment.
• Career growth and development opportunities.



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