Senior Java Developer

We are seeking a highly skilled Java Backend Developer with strong experience (7+years) in building scalable, secure, and high performance 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

• CodePipeline / 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