Java Developer

2 days ago

Singapore ZENITH INFOTECH (S) PTE LTD. Full time
Roles & Responsibilities

Job Summary:

We are seeking a skilled and detail-oriented Java Software Engineer with strong expertise in multithreading and concurrent programming. You will be responsible for designing, developing, and optimizing high-performance applications that require intensive multithreaded processing. This role is critical in building scalable, low-latency systems for mission-critical applications.

Key Responsibilities:

  • Design, implement, and maintain robust Java-based applications with a focus on multithreaded architecture.
  • Develop and optimize concurrent algorithms and threading models to improve performance and scalability.
  • Collaborate with cross-functional teams including QA, DevOps, and Product Management to deliver high-quality software.
  • Debug and resolve performance bottlenecks and concurrency issues.
  • Write unit and integration tests to ensure code reliability.
  • Participate in code reviews and technical design discussions.

Qualifications:

  • Diploma/ Bachelor's degree in Computer Science, Software Engineering, or related field.
  • 1 year of hands-on experience in Java software development.
  • Experience with JSF, Hibernate, Spring Boot or similar Java frameworks.
  • Strong proficiency in Java multithreading, concurrency models (synchronized, locks, executors, etc.), and thread-safe design.
  • Experience with RESTful APIs, Microservices, or distributed systems is a plus.
  • Familiarity with tools such as JUnit, Maven/Gradle, Git, and CI/CD pipelines.
  • Excellent problem-solving and communication skills.
Tell employers what skills you have

Git
Scalability
Multithreading
Pipelines
Locks
Software Engineering
Microservices
Reliability
JUnit
Spring Boot
Product Management
Distributed Systems
Java
Software Development
Hibernate
Technical Design

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