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Kumaran Systems

Posted 13 Aug 2026

Java Fullstack Developer

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Employment
Full time
Posted
13 Aug 2026

About the role

We are looking for an experiencedJava Full Stack Developerwho can design, develop, and maintain end-to-end web applications. The ideal candidate has strong expertise in Java-based back-end services, modern JavaScript frameworks on the front end, and is comfortable working in an Agile, DevOps-driven environment.

Key Responsibilities
  • Design, develop, and maintainend-to-end web applicationsusing Java and front-end frameworks.
  • DevelopRESTful APIs / microservicesusing Java, Spring / Spring Boot.
  • Buildresponsive, user-friendly UIsusing HTML5, CSS3, JavaScript, and frameworks such as Angular / React / Vue (as per project stack).
  • Collaborate witharchitects, business analysts, QA, and DevOpsto deliver high-quality features on time.
  • Writeclean, modular, testablecode following coding standards and best practices.
  • Integrate applications withdatabases(RDBMS/NoSQL) and external systems.
  • Participate incode reviews, design discussions, and technical decision-making.
  • Implementunit tests, integration tests, and support automated testing and CI/CD pipelines.
  • Troubleshoot and resolveproduction issues, performance bottlenecks, and defects.
  • Contribute totechnical documentation(design documents, API specs, deployment guides).
Required Skills & Qualifications
  • Education:Bachelor’s/Master’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
  • Backend:
    • Strong experience withJava (8 or above)
    • Hands-on withSpring / Spring Boot, Spring MVC, Spring Data, Spring Security
    • Experience in buildingRESTful APIs / microservices
  • Frontend:
    • Strong knowledge ofHTML5, CSS3, JavaScript
    • Experience with at least one modernJavaScript framework: Angular / React / Vue
    • Familiarity withresponsive designand cross-browser compatibility
  • Database:
    • Experience withRDBMS(e.g., MySQL, PostgreSQL, Oracle)
    • Good understanding ofSQL, query optimization, and data modeling
    • Exposure toNoSQLdatabases (e.g., MongoDB, Cassandra) is a plus
  • Tools & Processes:
    • Experience withGitor similar version control systems
    • Familiarity withCI/CD pipelines(Jenkins, GitLab CI, Azure DevOps, etc.)
    • Working experience inAgile/Scrummethodologies
  • Other:
    • Strongproblem-solvinganddebuggingskills
    • Good understanding ofdesign patterns,OOP, andsoftware engineering principles
    • Excellentcommunicationandcollaborationskills
Preferred / Good-to-Have Skills
  • Experience withcloud platforms(AWS / Azure / GCP) and cloud-native development.
  • Knowledge ofcontainerization(Docker, Kubernetes).
  • Experience withmessage queues(Kafka, RabbitMQ, etc.).
  • Exposure tosecurity best practices(authentication, authorization, OWASP).
  • Experience withfront-end build tools(Webpack, NPM, Yarn) andUI testingframeworks.
  • Familiarity withDevOps practicesand monitoring tools (Prometheus, ELK, etc.).
Behavioral Competencies
  • Strongownershipand accountability for deliverables.
  • Ability to work independently as well as part of across-functional team.
  • Adaptable to changing priorities andfast-paced environments.
  • Proactive, with a continuous learning mindset and interest in new technologies.


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