Java React Full Stack Developer

Umanist NA; Bengaluru; Hybrid; INR 1,620,000 - 1,980,000; Full time

Job summary

Umanist NA in Bengaluru is seeking a Java React Full Stack Developer to design, develop, and maintain scalable enterprise applications. You will work on backend services with Java/Spring Boot and frontend with React.js to deliver REST APIs, SPAs, and cloud-native solutions.

The role requires strong problem-solving, excellent communication, and collaboration within Agile teams. You will mentor peers and contribute to CI/CD with Docker, Kubernetes, and AWS in a hybrid setup.

Qualifications

• 4+ years of enterprise application development experience.
• Strong proficiency in Core and Advanced Java and Spring Boot.
• Experience designing RESTful APIs and microservices.
• Solid understanding of OOP and SOLID design principles.

Responsibilities

• Design, develop, and maintain enterprise-grade full-stack applications.
• Develop scalable backend services using Java and Spring Boot.
• Design, develop, and consume REST APIs.
• Build reusable React components and frontend libraries.
• Implement React Hooks, routing, state management, and dynamic forms.
• Develop and maintain integrations between frontend and backend systems.
• Design and optimize database queries for relational and NoSQL databases.
• Develop unit, integration, and end-to-end tests; participate in code reviews.

Job description

• Experience developing RESTful APIs
• Redux
• Redux Toolkit
• Experience developing Single Page Applications (SPAs)

Location: Bengaluru

Experience: 6-10 Years

Relevant Experience: 4+ Years

CTC: Up to ₹18 LPA

Work Mode: Hybrid(605)

Notice Period: Immediate to 20 Days

Shift: Day Shift

Interview: 2-3 Rounds, including 1 mandatory face-to-face round

Job Overview

We are looking for a skilled Java React Full Stack Developer to design, develop, and maintain scalable enterprise applications.

The ideal candidate should have strong hands-on experience in both backend development using Java/Spring Boot and frontend development using React.js. You will work on enterprise-grade applications, REST APIs, database solutions, integrations, testing, and cloud-native technologies.

The role requires strong technical problem-solving abilities, excellent communication skills, and the ability to collaborate effectively within Agile/Scrum teams.

Must-Have SkillsJava & Backend

• 4+ years of experience developing enterprise applications
• Strong proficiency in Core and Advanced Java
• Strong understanding of OOP principles and SOLID design principles
• Strong hands-on experience with Spring Boot
• Experience developing RESTful APIs
• Good understanding of Spring ecosystem
• Knowledge of Microservices architecture

React.js & Frontend

• Strong hands-on experience with React.js
• Experience building reusable React components and frontend libraries
• Strong understanding of React functional components and Hooks, including:
  • useState
  • useEffect
  • useContext
  • useReducer
• Experience with React JSON Forms
• Experience with state management using:
  • Redux
  • Redux Toolkit
  • Context API
• Strong understanding of React Router
• Experience developing Single Page Applications (SPAs)
• Familiarity with React testing tools such as:
  • Jest
  • React Testing Library
  • Enzyme

Database & Data

• Experience with RDBMS, preferably PostgreSQL
• Experience with NoSQL databases, preferably MongoDB
• Understanding of database optimization and query performance
• Good knowledge of Big Data technologies, such as Hive
• Experience/exposure to query engine tools such as Trino

Cloud & DevOps

• Experience working with AWS
• Knowledge of AWS S3
• Understanding of Docker
• Understanding of Kubernetes
• Understanding of CI/CD
• Hands-on experience with GitHub Actions or similar CI/CD tools
• Experience using Git for version control
• Basic proficiency with Unix/Linux commands

Security & Integration

• Good understanding of authentication and authorization mechanisms, including:
  • JWT
  • OAuth 2.0
  • Session-based authentication
• Knowledge of secure coding practices
• Familiarity with message brokers such as:
  • RabbitMQ
  • Kafka
  • Apache MQ

Testing & Code Quality

• Experience writing unit and integration tests
• Familiarity with JUnit and Mockito
• Experience with frontend testing
• Experience using SonarQube or similar code-quality tools

Other Technical Skills

• Strong understanding of Data Structures and Algorithms
• Strong debugging and troubleshooting capabilities
• Understanding of software development best practices

Key Responsibilities

• Design, develop, and maintain enterprise-grade full-stack applications
• Develop scalable backend services using Java and Spring Boot
• Design, develop, and consume REST APIs
• Build responsive and reusable frontend components using React.js
• Implement React Hooks, routing, state management, and dynamic forms
• Develop and maintain integrations between frontend and backend systems
• Design and optimize database queries and data access layers
• Work with both relational and NoSQL databases
• Develop and maintain unit, integration, and end-to-end tests
• Participate in code reviews and maintain coding standards
• Identify and resolve application issues across development, testing, and production environments
• Collaborate with product managers, UX teams, QA engineers, architects, and other stakeholders
• Contribute to CI/CD pipeline development and optimization
• Work with Docker, Kubernetes, and AWS-based environments
• Follow Agile/Scrum development methodologies
• Mentor junior developers and contribute to technical knowledge sharing
• Stay updated with emerging technologies and modern full-stack development practices

Nice-to-Have Skills

• Strong experience with Microservices architecture
• Knowledge of GraphQL
• Experience with advanced design and architectural patterns
• Experience with performance optimization and application monitoring
• Exposure to cloud-native application development
• Experience with advanced Kubernetes/container orchestration
• Familiarity with JIRA and Confluence
• Contributions to open-source projects
• Experience working on large-scale enterprise applications

Education

Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent professional experience.

Candidate Profile

• Excellent communication and interpersonal skills
• Strong problem-solving and debugging abilities
• Ability to work collaboratively with cross-functional teams
• Comfortable working in an Agile/Scrum environment
• Strong attention to detail
• Self-motivated with a commitment to continuous learning
• Candidates with stable employment history are preferred
• Bengaluru-based candidates only

Important Candidate Criteria

• Location: Bengaluru only
• Work Mode: Hybrid
• Notice Period: Immediate to 20 Days
• Relevant Experience: 4+ years
• Strong communication: Mandatory
• Job stability: Minimum 2 years in an organization preferred
• Interview: 2-3 rounds, including one mandatory face-to-face round
• Shift: Day shift

Skills: restful apis,microservices architecture,solid design principles,spas,enterprise-grade full-stack applications,advanced java,spring boot,testing & code quality,react.js & frontend,react json forms,database & data,spring ecosystem,core java,cloud & devops,oop principles,security & integration,backend development