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