Software Engineer

About the company Our client is an early-stage software company. The role Raydar is recruiting for this role on behalf of our client. Design and build core platform software with a very small engineering group, covering both AI-driven application features and the infrastructure underneath them. The work includes owning major systems from design through production and helping define how the team engineers software. What you'll do - Design and build specialized AI agents from the ground up. - Develop and maintain the infrastructure that hosts and runs customer-facing services. - Take full ownership of core systems, making key architectural choices early. - Set the engineering conventions and working practices that the team will follow as it grows. - Split your time between the AI application layer and the more demanding infrastructure layer. Requirements What we're looking for - 2 to 5 years of professional software engineering experience, including time in a startup setting. - A record of delivering and maintaining sizeable software products from concept to production. - Solid working knowledge of TypeScript and building modern web applications across the stack. - Practical experience creating applications powered by LLMs and autonomous agents. - A bachelor's degree in computer science or engineering, with room for flexibility given a strong professional record. - A strong academic or startup background. - Comfort working independently and creating new systems with little guidance. Bonus points - Prior experience founding a company or serving as an early engineer on a new product. - Personal projects, such as self-built AI tools or shipped products, that demonstrate initiative. Benefits Compensation and benefits - Base salary: USD 150,000 to 300,000 per year - Equity - Health coverage - Retirement plan with employer match Location and work model - San Francisco, CA, United States - On-site, 5 days per week in office - Full-time