Search by job, company or skills

Java Backend Developer

Java Backend Developer

Kumaran Systems
5-7 Years
Not Disclosed
Early Applicant
  • Posted 18 days ago
  • Be among the first 30 applicants

Job Description

Job Description:

  • Design, develop, and maintain backend services using Java and Spring Boot.
  • Build and enhance microservices-based architectures for scalable enterprise applications.
  • Work closely with architects, frontend engineers, DevOps, and QA to deliver robust, secure, and highperforming solutions.

2. Key Responsibilities

  • Develop and maintain RESTful APIs and backend services using Spring Boot.
  • Design and implement microservices with proper separation of concerns and domain-driven design.
  • Integrate services with databases (SQL/NoSQL) and external systems.
  • Implement security, authentication, and authorization (Spring Security, OAuth2/JWT).
  • Optimize application performance, scalability, and reliability.
  • Participate in requirement analysis, solution design, and estimation.
  • Write clean, maintainable, and welltested code following best practices.
  • Create and maintain technical documentation for services and APIs.
  • Collaborate in Agile/Scrum ceremonies (daily stand-ups, sprint planning, retrospectives).
  • Troubleshoot and resolve production issues; provide L3 support as needed.
  • Work with CI/CD pipelines and containerization (e.g., Docker, Kubernetes) for deployments.
  • Ensure proper logging, monitoring, and alerting for microservices.

3. Required Skills & Experience

  • 7+ years of experience in Java backend development.
  • Strong hands-on experience with:
  • Java 17+
  • Spring Boot, Spring MVC, Spring Data JPA
  • Microservices architecture
  • Experience in:
  • Building and consuming REST APIs
  • Relational databases (e.g., MySQL, PostgreSQL, Oracle)
  • At least one NoSQL database (MongoDB, Redis, etc.) – preferred
  • Good understanding of:
  • Spring Security, OAuth2/JWT
  • Message queues / event-driven architecture (Kafka, RabbitMQ, etc.)
  • Unit and integration testing (JUnit, Mockito, etc.)
  • Familiarity with:
  • CI/CD tools (Jenkins, GitLab CI, Azure DevOps, etc.)
  • Version control (Git)
  • Docker, Kubernetes (preferred)

More Info

Job Type:
Industry:
Employment Type:

Key Skills

About Company

Similar Jobs

5-7 yrs
Chennai, India
Skills:
Hibernate, Oracle Sql, Junit, Pl Sql, Bitbucket, J2EE, JIRA, Spring, Jenkins, Devops Tools, Java 8 and above, Build Tool Maven
5-7 yrs
Chennai, India
Skills:
Spring Boot, Clojure, Microservices, Maven, Spring Cloud, Cucumber, Kafka, Mvc Architecture, JUnit, Tosca, Jmeter, Lisp, Git, Drools, PostgreSQL, Clara, JParrot, observability tools, domain-driven design
7-9 yrs
Chennai, India
Skills:
Kibana, Github, Unit Testing, Maven, Spring Boot, Raptor, Elastic Search, Database Design, Debugging, data structures, automation, Java, Tuning, Hibernate, Hadoop, Build Tools, Data Modelling, Scala, Sql, Query Optimization, Jms, Oracle Db, REST, Spark, Web Services, test-driven development, data-driven applications, algorithm concepts, REST API’s
7-9 yrs
Chennai, India
Skills:
Spring Boot, Sql, Java, Build Tools, Maven, Hadoop, Unit Testing, Raptor, Elastic Search, Scala, REST, Jms, automation, Query Optimization, Github, Kibana, Debugging, Database Design, Hibernate, Data Modelling, Web Services, data structures, Oracle Db, Spark, test-driven development, data-driven applications, algorithm concepts, REST API’s
6-8 yrs
Chennai
Skills:
Core Java, Spring Boot, Sql, Database Management, AWS, Gcp, Azure, Rest Apis, Micro Services, Debugging, AI/AI-Assisted development techniques, Java Backend Development