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Developer III - Software Engineering - Java

5 years

0 Lacs

trivandrum kerala india

Posted:6 days ago| Platform: Linkedin logo

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Skills Required

developer software engineering java development programming communication usb network linux devops gitlab debugging reliability design rxjava rest support integration code coding agile scrum multithreading collaboration strategy

Work Mode

On-site

Job Type

Full Time

Job Description

Role Description

Java Developer:

Experience:

3–5 years of hands-on experience in Java development

Primary Skills

  • Core Java (Java 8+)
  • Reactive Programming (RxJava)
  • Strong understanding of OOP concepts, Collections, Multithreading
  • Experience with Exception handling, Streams, and Lambdas

Secondary / Good-to-Have Skills

  • POS device communication (Serial / USB / Network-based)
  • Linux environment and debugging
  • gRPC services
  • Reactive Java frameworks
  • DevOps basics (CI/CD pipelines)
  • Version control systems such as GitLab

Job Summary

We are looking for a

skilled and detail-oriented Senior Java Developer

to join our engineering team. The ideal candidate will have strong hands-on experience in

Core Java (Java 8+)

and

Reactive Programming (RxJava)

, with exposure to system-level integrations and device communication. The role involves designing, developing, debugging, and maintaining high-performance, scalable Java applications with a focus on reliability and efficiency.

Key Responsibilities

  • Design, develop, and maintain Java-based applications using Core Java
  • Implement reactive programming patterns using RxJava for asynchronous and event-driven systems.
  • Develop and integrate services using REST / gRPC where applicable.
  • Work closely with cross-functional teams to build system-level and device-integrated solutions.
  • Implement and support POS device communication (good to have).
  • Debug and troubleshoot application issues in Linux environments.
  • Optimize application performance, memory usage, and responsiveness.
  • Write and maintain unit tests, integration tests, and technical documentation.
  • Participate in code reviews and follow Java best practices and coding standards.
  • Collaborate in Agile / Scrum development environments.
  • Use GitLab for version control and participate in CI/CD workflows.

Preferred Candidate Profile

  • Strong foundation in Core Java & Java 8 features
  • Hands-on experience with RxJava or reactive programming
  • Understanding of multithreading and concurrency
  • Experience working in Linux-based systems
  • Exposure to device communication or low-level integrations is a plus
  • Good debugging and problem-solving skills
  • Strong communication and team collaboration abilities.

Skills

java,multi threading,gitlab,collections strategy,

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