Java Software Engineer

HCLTech; Kuala Lumpur; On-site; MYR 120,000 - 180,000; Full time

Job summary

HCLTech is seeking a backend Java engineer to design and build RESTful microservices using Java 8+, Spring Boot, and Spring Security, focusing on secure, scalable API contracts in an Agile team.

You will implement data access with JPA/Hibernate, optimize performance, containerize with Docker, deploy on Kubernetes, and contribute to CI/CD pipelines with Jenkins or GitHub Actions, plus testing with JUnit/Mockito.

Qualifications

• Experience with Spring Boot and Spring Security.
• Strong background in microservices REST architectures.
• Familiarity with OpenAPI/Swagger for API contracts.

Responsibilities

• Build RESTful microservices with Java 8+ and Spring Boot.
• Implement authentication/authorization using Spring Security (OAuth2/JWT).
• Design schemas, write SQL, and work with JPA/Hibernate.

Skills

Spring Boot

Spring Security

Microservices REST

OpenAPI/Swagger

CI/CD

Git

JUnit/Mockito

Tools

Docker

Kubernetes

Git

Jenkins/GitHub Actions

Job description

Responsibilities

• Backend Development: Build RESTful microservices with Java 8+ & Spring Boot; implement business logic and API contracts.
• Need to have expereince in modern technologies, such as Struts, PL/SQL, Java 8, Spring Boot, Microservices, and various migration-related concepts.
• Security: Implement authentication/authorization using Spring Security (OAuth2/JWT), follow secure coding standards.
• Data Layer: Design schemas, write optimized SQL; work with JPA/Hibernate and performance tuning.
• Containerization & Orchestration: Package apps with Docker and deploy/manage on Kubernetes (readiness/liveness, config, secrets).
• Performance: Profile and optimize services; apply caching strategies (e.g., Redis), connection pooling, and JVM/GC tuning.
• Testing: Write unit & integration tests (JUnit, Mockito); support API contract testing and test automation in pipelines.
• CI/CD: Collaborate with DevOps to automate build/test/deploy (e.g., Jenkins/GitLab/GitHub Actions).
• Observability: Implement logging, metrics, tracing; contribute to incident troubleshooting and root‑cause analysis.
• Documentation: Produce and maintain technical design docs, API specs, and deployment/runbooks.
• Ways of Working: Participate in Agile ceremonies; mentor juniors and uphold code review and quality standards.

Skills Required (Must‑Have):

• Spring Boot, Spring Security, Microservices REST, OpenAPI/Swagger.
• CI/CD (Jenkins/GitLab/GitHub Actions) and Git.
• Testing with JUnit/Mockito; strong troubleshooting & documentation.