Senior Full Stack Java + React Developer

About the role

Senior Full Stack Java Developer for a new application development project. Strong hands-on experience in Java backend/API development. Secondary hands-on experience in React UI development. Comfortable with AI-assisted / AI-native development practices. Experience with Vibe Coding and Specification-Driven Development (SDD) using modern AI coding tools.

Location: Northridge, CA; Duration: 6 months; Experience: 8-10 years / Senior-level; Project Type: New Application Development; Primary Focus: Java API / Backend Development; Secondary Focus: React UI Development

Mandatory Skills

• Backend / API - Primary Java 11 / 17 / 21
• Spring Boot
• Spring MVC
• Spring Security
• RESTful API design and development
• Microservices architecture and development
• JSON-based integrations
• JPA / Hibernate
• API design, security, and integration patterns
• Frontend - Secondary React.js
• TypeScript / JavaScript
• HTML5
• CSS3
• Responsive UI development
• Single Page Applications (SPA)
• AI-Assisted Development - Mandatory Experience using AI coding/development tools
• Vibe Coding
• Specification-Driven Development (SDD)
• AI-native software development practices

Essential Skills

Java Full Stack Development

Desirable Skills

• Kafka
• ReactJS
• Microservices
• Java API Management & Microservices
• Spring Boot

Keywords / Technology Stack

• Java
• Spring Boot
• Spring MVC
• Spring Security
• REST APIs
• Microservices
• Kafka
• ReactJS
• TypeScript
• JavaScript
• JPA / Hibernate
• JSON
• API Management
• AI-assisted Development
• Vibe Coding
• Specification-Driven Development (SDD)