Java Developer (Spring boot - REST API)

Closing Gap; Chennai District; On-site; INR 2,800,000 - 4,200,000; Full time

Job summary

Closing Gap in Chennai is seeking a Senior Java Developer with 7-9 years of backend experience to build scalable, high-performance applications using Core Java, Spring Boot, and microservices.

The role focuses on designing and implementing RESTful APIs, integrating with relational databases, and delivering production-ready solutions. You will work on enterprise-grade systems from our Chennai office with immediate to 15 days notice period.

Qualifications

• 7–9 years of backend Java experience.
• Strong Core Java and Spring Boot hands-on expertise.
• Experience building RESTful APIs for enterprise systems.
• Experience with microservices architecture and distributed systems.
• Proficient in SQL and relational databases.
• Production support and troubleshooting.

Responsibilities

• Design, develop, and maintain scalable backend apps using Core Java and Spring Boot.
• Build and integrate REST APIs for enterprise-grade systems.
• Develop and implement microservices-based architecture and ensure inter-service communication.
• Work with relational DBs for performance and data integrity.
• Troubleshoot production issues and support deployments.
• Collaborate with cross-functional teams on system design.

Skills

Core Java

Spring Boot

Microservices

REST API development

SQL

Cloud platforms

Docker

Kubernetes

NoSQL databases

Kafka

Tools

Docker

Kubernetes

Job description

Senior Java Developer (7–9 Years) | Core Java, Spring Boot, Microservices | Chennai (WFO)

Work Mode: Work From Office (WFO)

Experience: 7–9 Years

Notice Period: Immediate to 15 Days

About the Role

We are looking for a highly skilled Senior Java Developer with strong backend engineering expertise to join our team in Chennai. The ideal candidate should have hands-on experience in building scalable, high-performance applications using Core Java, Spring Boot, and Microservices architecture, along with a solid understanding of production systems.

Key Responsibilities

Design, develop, and maintain scalable backend applications using Core Java and Spring Boot

Build and integrate RESTful APIs for enterprise-grade systems

Develop and implement microservices-based architecture

Work with relational databases, ensuring performance optimization and data integrity

Troubleshoot and resolve production issues in a timely manner

Collaborate with cross-functional teams for system design and delivery

Key Requirements

Strong experience in Core Java and Spring Boot

Hands-on experience in REST API development and integrations

Solid understanding of microservices architecture

Good knowledge of SQL and relational databases

Experience in debugging, troubleshooting, and production support

Good to Have

Experience with cloud platforms (AWS / GCP / Azure)

Familiarity with Docker and Kubernetes

Understanding of CI/CD pipelines and DevOps practices

Experience with NoSQL databases (MongoDB, Redis)

Exposure to event-driven architecture (Kafka / RabbitMQ)

What We Offer

Competitive salary based on experience

Opportunity to work on scalable, high-impact systems

Collaborative and growth-driven work environment