Java Back End Developer

Tata Consultancy Services; Ernakulam; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Tata Consultancy Services, Ernakulam campus, seeks a Java Backend Developer with 7+ years of experience to design, build, and operate scalable backend systems. You will work on microservices, Spring Boot, Kafka, and AWS, delivering secure APIs and robust integration with enterprise platforms.

The role emphasizes hands-on development, TDD/CI, and collaboration with cross-functional teams in an agile setting. Strong debugging and distributed-systems skills are essential.

Qualifications

• 7+ years of hands-on backend development in Java/Spring
• Experience building scalable, secure backend systems
• Strong understanding of microservices, REST APIs and Kafka
• Hands-on with CI/CD pipelines and AWS cloud deployments
• Proficient in writing unit/integration tests (JUnit)
• Familiar with agile/Scrum methodologies
• Ability to diagnose issues in distributed environments
• Strong debugging skills across logs, cloud metrics, and pipelines

Responsibilities

• Design, develop, and maintain backend microservices using Java & Spring Boot
• Build scalable, secure APIs and integrate with enterprise systems
• Develop event-driven pipelines using Kafka
• Implement CI/CD workflows for seamless deployments
• Write unit, integration, and automated tests
• Participate in architecture and code reviews
• Investigate production issues using AWS CloudWatch & logs
• Collaborate with product, QA, and DevOps across SDLC
• Maintain documentation in Confluence and ensure code quality

Skills

Java 8+

Spring Boot

Microservices

Kafka

AWS

REST APIs

CI/CD

JUnit

Distributed systems

Tools

Jenkins

Docker

Confluence

JIRA

Git

AWS CodePipeline

AWS CodeBuild

PostgreSQL

Job description

Java Backend Developer

Position Overview

We are seeking a highly skilled Java Backend Developer with strong experience (7+ years) in building scalable, secure, and highperformance backend systems using Java, Spring Boot, microservices, Kafka, and AWS. The ideal candidate will possess hands-on expertise across development, integration, test automation, CI/CD pipelines, and AWS cloud deployments. You will collaborate with cross-functional teams to design, implement, test, deploy, and support enterprise-grade solutions.

This role requires deep technical proficiency, strong analytical capability, and an ability to work in an agile, fast-paced environment.

Core Technical Skills

1. Programming Languages & Frameworks

• Java 17 (preferred); strong experience in Java 8+
• Spring Boot 3.x, Spring Framework, Spring Data JPA
• Spring Security for authentication & authorization
• RESTful API design and development
• Strong understanding of Core Java concepts, multithreading, collections, generics, functional programming (Lambdas/Streams)

2. Microservices & Integration

• Hands-on experience in designing and developing microservices architectures
• Strong understanding of service discovery, API gateways, inter-service communication
• Ability to write and maintain integration tests using JUnit
• Knowledge of Kafka:
• Topics, partitions, producers/consumers
• Consumer groups
• Replica topics
• Event-driven design

3. Test Automation Skills

• Writing unit tests using JUnit
• API Automation using Spring Boot Test

Tools & Platform Expertise

4. CI/CD, DevOps & Cloud

Hands-on experience with:

AWS Services:

• AWS CodePipeline
• AWS CodeBuild
• AWS CloudWatch (logs, metrics, troubleshooting)
• AWS ECS (Fargate)
• AWS Secret Manager
• S3 Buckets
• RDS (PostgreSQL)

CI/CD Tools:

• Git / GitHub
• Jenkins
• Code Pipeline / GitHub Actions
• Containerization using Docker (images, containers, registries)

5. Development & Code Quality Tools

• IDEs: IntelliJ IDEA, VS Code
• Documentation: Confluence
• Project Management: JIRA
• Static analysis & code quality:
• SonarQube
• PMD
• SpotBugs

6. Database Skills

• Strong proficiency with PostgreSQL or Dynamo DB
• Good understanding of:
• Joins, indexing, performance tuning
• Data modeling
• Exposure to MongoDB (Good to have)

7. Methodologies & Principles

• Agile (Scrum/Kanban)
• Understanding of SDLC (Dev QA UAT Prod)
• Strong adherence to DRY, SOLID principles
• Experience diagnosing issues in distributed environments
• Strong debugging skills across logs, cloud metrics, and pipelines

8. Key Responsibilities

• Design, develop, and maintain backend microservices using Java & Spring Boot
• Build scalable, secure APIs and integrate with enterprise systems
• Develop event-driven pipelines using Kafka
• Implement CI/CD workflows for seamless deployments
• Write unit, integration, and automated tests
• Participate in architecture reviews and code reviews
• Investigate production issues using AWS CloudWatch & logging frameworks
• Collaborate with product, QA, and DevOps teams across full SDLC
• Ensure code quality using static analysis and coverage tools
• Optimize application performance and database queries
• Maintain proper documentation using Confluence

9. Required Experience

• 310+ years of hands-on backend development
• Strong production experience in Java 8+ and Spring Boot
• Deep understanding of microservices, REST APIs, and Kafka
• Experience deploying applications in AWS Cloud
• Experience with Git, CI/CD pipelines, automated testing

10. Behavioral Competencies

• Strong ownership and accountability
• Excellent problem-solving skills
• Ability to communicate complex technical concepts clearly
• Willingness to learn and adapt to new technologies
• Team player mindset