zlacker

Location: West, Texas (CT) Remote: Yes (Remote only) Willing to relocate: No Technologies: TypeScript, React, Next.js, Node.js (NestJS), Python (FastAPI), Java (Spring Boot), PostgreSQL, Redis, Docker, Kubernetes, AWS, GCP, LLM/RAG systems Résumé/CV: https://stevenlei-potfolio.vercel.app/ Email: chrisdev0117@gmail.com GitHub: https://github.com/stevenlei

Senior/Staff full-stack engineer / team lead (10+ years) building and scaling B2B SaaS and internal platforms. Strongest in TypeScript/React/Next.js and backend services (Node/Python/Java), with a focus on reliability, performance, and shipping end-to-end features.

Highlights:

-Full-stack ownership: design → implementation → launch → iteration -Backend/platform: APIs, data modeling, performance tuning, observability, CI/CD -LLM features in production: RAG-style retrieval, tool/function calling, evaluation loops, guardrails -Comfortable in lean teams with direct customer feedback and high ownership

Looking for Senior/Staff/Founding roles at product-led teams building developer tools, data products, or AI-enabled workflows.