Face To face Interview :: Java Full Stack Developer (React & Spring Boot Microservices)

Job Title : Java Full Stack Developer (React & Spring Boot Microservices)

Location : San Leandro, CA (In-person Interview Must)

Duration: Contract on W2

Job Description :

We are seeking a highly skilled Full Stack Java Developer with a strong frontend focus on React and deep expertise in Spring Boot–based microservices. The ideal candidate will design, develop, and maintain scalable, high performance web applications and RESTful services for enterprise-grade platforms, particularly within regulated or high availability environments.

Key Responsibilities

Frontend (React – Strong Focus)

• Design and develop modern, responsive Single Page Applications (SPAs) using React (Hooks, Context API, Redux)
• Build reusable, modular UI components using JavaScript/TypeScript, HTML5, CSS3
• Integrate frontend applications with backend APIs using REST/JSON
• Optimize UI performance using lazy loading, code splitting, and efficient state management
• Collaborate with UX/UI designers to translate wireframes into high-quality user experiences

Backend (Java & Spring Boot Microservices)

• Design and develop Spring Boot microservices following RESTful and microservices architecture principles
• Implement business logic using Java (8/11/17+), Spring MVC, Spring Data JPA/Hibernate
• Build secure APIs with OAuth2, JWT, and role-based access controls
• Ensure high availability, scalability, and fault tolerance using resilient design patterns
• Integrate with relational and NoSQL databases (PostgreSQL, Oracle, MySQL, MongoDB)

DevOps & Engineering Practices

• Write unit and integration tests using JUnit, Mockito, Jest, Enzyme
• Participate in CI/CD pipelines using Maven, Jenkins, GitHub/GitLab, Azure DevOps
• Containerize and deploy services using Docker and Kubernetes (preferred)
• Work in Agile/Scrum teams, contributing to design reviews, code reviews, and sprint ceremonies

Required Skills

• Strong proficiency in React (v16+ / v18 preferred)
• Solid backend development experience with Java and Spring Boot microservices
• REST API design and integration expertise
• Experience with SQL and ORM frameworks (JPA/Hibernate)
• Hands-on experience with Git, build tools, and CI/CD pipelines
• Strong problem-solving and communication skills