Sr. Fullstack Engineer

RYZ Labs is looking for an experienced Sr. Full-stack Engineer  to join one of our clients' teams. This role will be pivotal in building features and improving performance in the applications that the customers rely on every day.  This role is needed on a short-term basis (approximately 4-8 weeks) to support an ongoing code rewrite.
Requirements 5+ years of professional work experience as a full-stack engineer Proficient in React, Python, or Node Experience working on an engineering team at a startup Extensive knowledge of modern web development technologies, frameworks, and architecture Experience using AI tools (e.g., ChatGPT, Claude, GitHub Copilot) to support software development workflows (coding, debugging, documentation, testing, etc.) Experience integrating AI/LLM-based APIs or services into products is a plus (e.g., OpenAI, Anthropic, other LLM providers) Ability to reason about AI/LLM limitations (hallucinations, latency, cost, security/privacy) and design ...