Lead Java Developer

Role: Java Full Stack Developer

Exp Level: 5+ Years

Location: Hyderabad/Kolhapur & Vishakapatnam

N.P: Immediate to 30 Days Max

Mode of Work: WFO/Hybrid

Full Stack Developer

React/Next.js front-end development

Key Responsibilities

1. Full Stack Feature Development

• Develop end-to-end features across

  UI ? API ? Database

  .
• Build responsive UIs using

  Next.js (13/14), React 18, TypeScript, MUI v5

  .
• Develop scalable

  Spring Boot microservices

  with REST APIs and OAuth2 security.
• Design PostgreSQL schemas, write optimized SQL queries, and manage database migrations (Liquibase/Flyway).
• Build event-driven workflows using

  Azure Service Bus

  .

2. API & Microservices Development

• Create RESTful APIs with proper versioning, documentation (Swagger/OpenAPI), validation, and error handling.
• Implement microservices patterns service decomposition, retries, circuit breakers, etc.

3. Testing & Quality Assurance

• Write unit tests:

  Jest (UI), JUnit, Mockito (Backend)

  .
• Implement integration tests using

  TestContainers

  and E2E tests using

  Playwright

  .
• Ensure clean, maintainable code through peer reviews and development best practices.

4. Deployment & Monitoring

• Work with CI/CD pipelines (Azure DevOps / GitHub Actions).
• Deploy services using Docker and Kubernetes.
• Monitor production services using

  Azure Application Insights, Prometheus

  , and debug performance issues.

5. Collaboration & Agile Delivery

• Work closely with product managers, designers, QA, DevOps, and engineering teams.
• Participate in sprint ceremonies, architecture discussions, and feature planning.
• Own features from design to production rollout.

Core Technical Skills (Must Have)

Front-End

• Next.js 13/14

  , React 18 (Hooks, Lifecycle, State Management)
• TypeScript (advanced)
• Material UI (MUI v5)
• State Management:

  Redux Toolkit

  or

  Context API

• Modern JavaScript (ES6+, async/await, functional programming)
• CSS/Responsive Design (Emotion, Styled Components, Flexbox, Grid)

Back-End

• Java (OOP, Collections, Streams, Lambdas)

• Spring Boot 3.x

  REST controllers, Spring Data JPA, Spring Security
• PostgreSQL schema design, indexing, query optimization
• Message queues:

  Azure Service Bus / RabbitMQ / Kafka

• OAuth2/JWT Authentication
• JUnit 5, Mockito, TestContainers

Additional (Good to Have)

• Docker / Kubernetes
• Azure Cloud (AKS, ACR, Service Bus, PostgreSQL, Key Vault)
• Terraform / IaC
• CI/CD (Azure DevOps, GitHub Actions)

Soft Skills & Cultural Fit

• Strong problem-solving and debugging ability across the stack
• Excellent communication and collaboration skills
• Ability to work independently and own features end-to-end
• Quick learner, adaptable to new tools and technologies
• Focus on clean code, performance, and security best practices

Primary Skills Summary

• ES6+, Async/Await, Functional Programming
• React 18, Next.js 13/14
• TypeScript, Redux Toolkit/Context API
• Spring Boot, Microservices, REST API design
• PostgreSQL, Message Queues
• OAuth2/JWT
• CSS/Styling
• Jest, JUnit, TestContainers

Secondary Skills Summary

• Docker
• Kubernetes (Basics)
• CI/CD (Azure DevOps, GitHub Actions)
• Azure Cloud
• Terraform