Java Fullstack - Sunnyvale, CA - W2 contract

Java Fullstack - Sunnyvale, CA (locals only)

Strong background tier1 companies/apple experience

Key Responsibilities

·                Design and develop enterprise-grade applications using Java, Spring Boot, Microservices, and React.

• Build RESTful APIs and integrate backend services with AI/ML platforms.
• Develop AI-powered solutions using Large Language Models (LLMs).
• Implement Retrieval-Augmented Generation (RAG) architectures using vector databases.
• Create AI Agents and workflow orchestration using LangChain, LangGraph, Spring AI, or similar frameworks.
• Integrate OpenAI, Claude, Gemini, or other foundation model services.
• Collaborate with business stakeholders to convert AI use cases into production-ready solutions.
• Build and maintain CI/CD pipelines and cloud-native deployments.
• Ensure application scalability, security, performance, and observability.
• Follow Agile and DevSecOps best practices.

Mandatory Technical Skills

Backend Development

·                Java 8/11/17+

• Spring Boot
• Spring MVC
• Spring Security
• Spring Data JPA
• Hibernate
• Microservices Architecture
• REST API Development

Frontend Development

·                React JS

• JavaScript (ES6+)
• TypeScript
• HTML5
• CSS3
• Bootstrap / Material UI

Generative AI

·                Prompt Engineering

• Large Language Models (GPT, Gemini, Claude, Llama)
• Retrieval-Augmented Generation (RAG)
• LangChain / LangGraph
• Spring AI
• Vector Databases (Pinecone, ChromaDB, Weaviate, FAISS)
• AI Agents and Agentic Workflows
• Model Evaluation and Guardrails

Database

·                PostgreSQL / MySQL

• MongoDB
• Redis

Cloud & DevOps

·                AWS / Azure / Google Cloud Platform

• Docker
• Kubernetes
• GitHub Actions / Jenkins
• Terraform (Good to Have)