Java Full-Stack Technical Lead / Architect React & AI

San Francisco 9 days agoFull-time External
Negotiable
Position: Java Full-Stack Technical Lead / Architect (React & AI) Location: San Francisco Bay Area, CA (Hybrid) Duration: Long Term We're looking for someone who can confidently say: "I designed it, I coded it, I deployed it, and I can explain it to the client." Role Summary • We are hiring a hands-on Java Full-Stack Architect / Technical Lead with deep expertise in Java backend systems, modern React frameworks, and real-world AI integrations. • This is not an ivory-tower architect role. You will design, code, review, and own solutions while working directly with clients, product teams, and business stakeholders. • The ideal candidate is someone who can own architecture decisions, write production-grade code, and translate business requirements into scalable technical solutions. What You'll Do • Architect and build end-to-end full-stack systems using Java and React • Remain hands-on with coding, reviews, and technical decision-making • Design scalable, cloud-native architectures • Integrate AI/LLM capabilities into enterprise applications • (OpenAI, Azure OpenAI, embeddings, RAG, intelligent workflows, etc.) • Lead front-end architecture using modern React frameworks • Own backend design using Java (Spring Boot, Microservices) • Collaborate directly with product owners, business users, and clients • Explain technical trade-offs and architecture decisions to non-technical stakeholders • Review architecture, code quality, security, and performance • Act as the single technical point of accountability for assigned solutions • Mentor engineers while staying deeply hands-on Required Skills & Experience • 10+ years of overall software engineering experience • Strong hands-on Java backend development • Expert-level experience with React (modern frameworks, state management, performance) • Proven experience designing and owning full-stack architectures • Real production experience with AI integrations, such as: • OpenAI / Azure OpenAI APIs • LLM-based features • Prompt orchestration, embeddings, or RAG patterns • Strong understanding of cloud-native application design • Experience working in client-facing roles • Ability to translate business and product requirements into technical solutions • Excellent communication and stakeholder-management skills • Experience in Agile delivery environments Ideal Background • Senior Software Engineer → Tech Lead → Full-Stack Architect • Experience building enterprise-grade platforms • Engineers who have owned: • End-to-end system design • Architecture decisions • AI-enabled application features • Prior consulting or services background with direct client interaction Best Regards, Ashok Kumar Sr. Talent Acquisition Specialist Email: *** Web: *** 4229 Lafayette Center Dr, Suite 1880, Chantilly, VA 20151