Java Spring Boot & Microservices Developer (Junior)

This is a remote position.

Junior Java Spring Boot & Microservices Developer

Client: Cognizant

Experience: 1–3 Years

Role Level:** Junior / Software Engineer

Job Summary

We are looking for a motivated Java Developer with 1–3 years of hands-on experience developing backend applications using Java, Spring Boot, REST APIs, and Microservices. The ideal candidate should have strong programming fundamentals, good problem-solving skills, and experience working in an Agile development environment.

Key Responsibilities

• Design, develop, test, and maintain backend applications using Java and Spring Boot.

• Develop, integrate, and maintain RESTful APIs and Microservices.

• Write clean, reusable, maintainable, and well-tested code.

• Work with relational databases and write efficient SQL queries.

• Participate in requirement analysis, design discussions, development, testing, and deployment activities.

• Troubleshoot application issues, perform root-cause analysis, and implement fixes.

• Develop unit tests using JUnit and Mockito.

• Use Git for version control and participate in code reviews.

• Collaborate with developers, QA engineers, business analysts, and cross-functional teams.

• Participate in Agile/Scrum ceremonies and follow established coding and security standards.

Requirements

Required Technical Skills

1–3 years of relevant software development experience.

Strong knowledge of Core Java, including OOP concepts, Collections, Exception Handling, and Java 8+ features.

Hands-on experience with Spring Boot and Spring Framework.

Understanding of Microservices architecture and distributed applications.

Experience developing and consuming RESTful APIs.

Working knowledge of SQL and relational databases such as PostgreSQL, MySQL, or Oracle.

Experience with JUnit and Mockito for unit testing.

Familiarity with Git, Maven, or Gradle.

Basic understanding of CI/CD concepts and application deployment.

Knowledge of JSON, HTTP/HTTPS, and API integration.

Strong debugging and problem-solving skills.

Preferred / Nice-to-Have Skills

Docker and Kubernetes.

Cloud platforms such as AWS, Azure, or GCP.

Apache Kafka or other messaging technologies.

Spring Security, OAuth 2.0, and JWT.

Jenkins, GitHub Actions, SonarQube, Swagger/OpenAPI, or Postman.

Application logging and monitoring tools.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related discipline.

• Strong analytical, communication, and teamwork skills.

• Ability to work effectively in an Agile development environment.