Java Developer

Location: Bengaluru, Karnataka, India

Department: ENG BU - Engineering - India

Workplace: on_site

Employment Type: contract

Description

We’re looking for a Java Developer with 5+ years of strong hands-on experience in backend development, building REST APIs and microservices using Java, Spring Boot, and Dropwizard. The ideal candidate should also have working knowledge of React.js, database management, and end-to-end application development, with a focus on building scalable, secure, and reliable applications.

Key Responsibilities

• Design, develop, and maintain backend applications using Java, Spring Boot, and Dropwizard.
• Build and integrate RESTful APIs and microservices for seamless application communication.
• Develop and maintain frontend components using React.js, JavaScript, HTML, and CSS.
• Work with relational databases, write optimized SQL queries, and ensure data integrity.
• Write unit and integration tests using JUnit and Mockito to maintain code quality.
• Troubleshoot issues, debug applications, and optimize performance and reliability.
• Collaborate with cross-functional teams in an Agile environment to deliver scalable and secure solutions.
• Maintain code repositories, support CI/CD pipelines, and contribute to application deployment and maintenance.

Requirements

Backend Technologies

• Java (Core Java, OOP, Collections, Exception Handling, Multithreading)
• Dropwizard Framework – hands-on experience building and maintaining RESTful APIs
• Spring Boot – development and integration of backend services and microservices
• REST APIs, JSON, HTTP protocols, and API integrations
• Maven/Gradle for build and dependency management

Frontend Technologies

• React.js, JavaScript (ES6+)
• HTML5, CSS3
• React Hooks, component-based development, and state management
• Frontend and backend API integration

Databases

• Experience with relational databases such as PostgreSQL, MySQL, or Oracle
• Strong SQL skills, including joins, subqueries, indexing, and query optimization
• Understanding of database schema design, transactions, and data integrity
• Exposure to ORM frameworks such as Hibernate/JPA is an advantage

Testing & Quality

• JUnit, Mockito
• Unit testing and integration testing
• REST API testing using Postman or similar tools

Tools & Infrastructure

• Git, GitHub, GitLab, or Bitbucket
• Docker and CI/CD pipelines
• Linux/Unix fundamentals
• Application logging, debugging, and performance troubleshooting

Architecture & Engineering Practices

• Microservices architecture and distributed systems fundamentals
• Object-oriented design principles and design patterns
• API security, authentication, and authorization
• Agile/Scrum development practices

Preferred Skills

• Experience supporting and enhancing existing enterprise Java applications
• Familiarity with Redis or other caching technologies
• Exposure to AWS, Azure, or other cloud platforms
• Experience with monitoring and observability tools

Benefits

What do you get in return?

• Be part of a high-impact team shaping the future of our IP and product innovation strategy.
• Work with cutting-edge technologies in a focused yet flexible lab environment.
• Help define how applied AI can solve real-world problems in complex, high-stakes domains.
• Grow with a small, mission-aligned team backed by executive support and a long-term vision.
• Receive industry-best compensation and benefits.

Next Steps

• Send us your updated CV. If possible, include a cover letter highlighting how you have contributed to and enriched your previous organization.
• If we find your profile suitable, our Talent team will reach out to understand your profile, interests, and how we can best align your aspirations with the opportunity.
• Finally, you will have a conversation with our Founder to learn more about us and explore whether this is the right next career move for you.