Full Stack Software Engineer

About the company Our client is a technology company. The role Raydar is recruiting for this role on behalf of our client. Take ownership of major product areas from concept through production as a hands-on full-stack engineer. Work across interfaces, backend services and infrastructure, collaborating with research and infrastructure colleagues and learning directly from end users. The position is an early-team seat with real influence on product and technical direction. What you'll do - Own new product areas end to end, from first prototype to production release. - Build across the full stack, including interfaces, backend workflows, AI model orchestration and supporting infrastructure. - Turn emerging AI capabilities into dependable, intuitive products. - Speak with users regularly, learn how they work and iterate quickly on their feedback. - Prototype rapidly and make sound product and technical decisions. - Help shape the product, the technical architecture and the team culture. Requirements What we're looking for - Strong engineering skills combined with good product judgment and taste. - A history of launching customer-facing software that gained real adoption, ideally built from scratch. - Comfort working across product, engineering, models and infrastructure rather than in one narrow specialty. - Evidence of exceptional ownership, such as founding a company, leading a major product or delivering consequential work at a leading technology company. - High agency, speed, ambition and a founder mentality. - Approximately 3 to 6 years of applied or product engineering experience, with exceptional candidates at other levels welcome. - Comfort in a very early, fast-moving, self-directed environment. Bonus points - Experience at a company building AI-driven products. - Early-team or founder experience. - Standout achievement in a competitive field such as programming or math olympiads, quantitative work or elite competition. Benefits Compensation and benefits - Base salary: USD 250,000 to 500,000 per year - Equity Location and work model - San Francisco, California, United States - On-site, in office - Full-time