Wissen Technology - Full Stack Engineer - Java/React.js

Senior Java + React Engineer | Bangalore

Location : Bangalore

Experience : 6 to 9 Years

Employment Type : Full-Time

Apply via Link : Wissen Technology | Java + React Developer | Bangalore Fill out form

About the Role :

We are looking for an experienced Java + React Full Stack Developer (L4) with strong expertise in building scalable enterprise applications. The ideal candidate should have extensive hands-on experience in backend development using Java and Spring Boot, along with modern frontend development using React.js. The candidate should be capable of designing, developing, and delivering high-performance, cloud-ready applications.

Key Responsibilities :

• Design, develop, and maintain scalable web applications using Java, Spring Boot, and React.js.
• Build secure and reusable RESTful APIs and integrate them with frontend applications.
• Develop responsive UI components using React, JavaScript/TypeScript, HTML5, and CSS3.
• Optimize application performance, scalability, and reliability.
• Collaborate with Product Managers, Architects, QA, and DevOps teams throughout the SDLC.
• Participate in code reviews, technical discussions, and architectural decisions.
• Write clean, maintainable, and testable code following coding standards and best practices.
• Troubleshoot production issues and provide timely resolutions.
• Mentor junior developers and contribute to technical excellence.

Mandatory Skills :

• 69 years of software development experience.
• Strong expertise in Core Java, Java 8/11/17, Collections, Multithreading, and JVM concepts.
• Hands-on experience with Spring Boot, Spring MVC, Spring Data JPA, and Microservices.
• Strong frontend development experience using React.js, Redux/Context API, Hooks, JavaScript (ES6+), HTML5, and CSS3.
• Experience developing and consuming REST APIs.
• Strong knowledge of SQL databases (PostgreSQL, MySQL, Oracle) and ORM frameworks.
• Experience with Git, Maven/Gradle, and CI/CD pipelines.
• Exposure to cloud platforms (AWS, Azure, or GCP) is preferred.
• Familiarity with Docker and Kubernetes is an added advantage.
• Excellent problem-solving and communication skills.

Preferred Skills :

• Experience with Kafka or other messaging systems.
• Knowledge of caching technologies such as Redis.
• Experience with Agile/Scrum methodologies.
• Understanding of application security and performance tuning.