Sr. Java Full Stack Engineer

InRhythm; Bengaluru; On-site; INR 1,000,000 - 2,000,000; Full time

Job summary

A leading tech company in Bengaluru is seeking a highly skilled Sr. Java Full Stack Developer. The ideal candidate will have strong backend expertise in Java and Microservices architecture while also contributing to frontend development using React. Responsibilities include designing scalable systems and ensuring high application performance. Candidates should have experience in Agile environments and solid qualifications in backend and frontend technologies. This role offers an opportunity to work with innovative tech stacks and contribute significantly to project success.

Qualifications

• Strong hands-on experience in Java and Spring Boot.
• Experience with Microservices architecture.
• Solid understanding of REST APIs and multithreading.
• Experience working in Agile/Scrum environments.

Responsibilities

• Design and maintain scalable backend services using Java and Spring Boot.
• Build and manage RESTful APIs and microservices architecture.
• Develop responsive user interfaces using ReactJS.
• Implement security best practices and optimize application performance.

Skills

Java

Spring Boot

Microservices Architecture

ReactJS

REST APIs

SQL

CI/CD

Agile/Scrum

Tools

PostgreSQL

MongoDB

JUnit

Mockito

Kafka

RabbitMQ

Job description

We are seeking a highly skilled Sr. Java Full Stack Developer with strong backend expertise in Java and Microservices architecture (70%) and solid frontend experience in React (30%). The ideal candidate will play a critical role in designing scalable backend systems while contributing to modern, responsive UI development.

Key Responsibilities

• Design, develop, and maintain scalable backend services using Java (8/11/17) and Spring Boot
• Build and manage RESTful APIs and Microservices architecture
• Implement business logic, system integrations, and data processing workflows
• Work with relational and NoSQL databases (Oracle, PostgreSQL, MongoDB)
• Implement security best practices (OAuth2, JWT, Spring Security)
• Optimize application performance and ensure high availability
• Work with messaging systems like Kafka/RabbitMQ
• Write unit and integration tests (JUnit, Mockito)
• Participate in code reviews and ensure coding standards

Frontend Development (30%)

• Develop responsive and dynamic user interfaces using ReactJS
• Consume backend REST APIs and handle state management (Redux/Context API)
• Implement reusable components and optimize UI performance
• Collaborate with UX/UI designers

Required Skills & Qualifications

• Strong hands-on experience in Java & Spring Boot
• Experience with Microservices Architecture
• Solid understanding of REST APIs, multithreading, collections
• Experience with SQL & database design
• Knowledge of CI/CD pipelines and DevOps practices
• Experience working in Agile/Scrum environments

Frontend (Good to Have / Required 30%)

• Strong hands-on experience in ReactJS
• Experience with state management libraries (Redux preferred)
• Understanding of responsive UI and component-based architecture