CO

Java Full Stack Developer

cognizant technology solutions asia pacific pte. ltd.
Singapore ₹9K-12K LPA Posted 26 Oct 2026
FULL TIME
Git
Spring Boot
Microservices
Gradle
Apache Kafka
+4 more

Job Description

Role Summary
We are hiring a highly skilled Full Stack Developer with hands-on expertise in Java 17/21, Spring Boot, Microservices, AWS, and Databricks. The right candidate will have a strong foundation in Java, demonstrated experience implementing software across the full software development lifecycle, and the ability to effectively use AI-assisted development tools to enhance productivity and improve code quality.

What You'll Do

In the Java Full Stack Developer role, you will:

  • Design, develop, test, and deploy scalable enterprise applications using Java 17/21.
  • Create and maintain RESTful APIs and Microservices with Spring Boot.
  • Write high-quality, maintainable, and high-performance code in line with established best practices.
  • Support application modernization and cloud readiness efforts.
  • Use AI-assisted development tools (GitHub Copilot, Claude etc.) to increase development efficiency and code quality.
  • Work closely with business analysts, architects, QA teams, and DevOps teams across the SDLC.
  • Investigate production issues and drive timely resolution.
  • Participate in code reviews and contribute to continuous improvement initiatives

Requirements

  • Deep expertise in Java Fundamentals, including Collections Framework, Multithreading &Concurrency
  • Streams & Lambda Expressions, Memory Management &JVM Concepts, Exception Handling
  • Design Patterns, Performance Optimization
  • Hands-on experience in Java 17 and/or Java 21implementations.
  • Strong experience with: Spring Boot, Spring MVC, Spring Data JPA
  • Microservices Architecture & REST API Development
  • Experience with Apache Kafka implementation and event-driven architecture.
  • Experience working with AI-powered software developmenttools.
  • Experience on Databricks workflows
  • Experience in AWS Cloud Services (EC2, S3, RDS, Lambda, IAM, CloudWatch)
  • Proven end-to-end implementation experience in enterprise applications.
  • Strong coding and problem-solving skills using the core Java technology stack
  • Ability to independently design, develop, and deliver features.
  • Experience working in Agile development teams.
  • Strong communication skills and ability to interact effectively with stakeholders.

Basic Knowledge of

  • Python and Pyspark
  • SQL and PL/SQL
  • Familiarity with Git, CI/CD, Maven/Gradle, and Agile methodologies.

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