Founding Software Engineer

About the company

Our client is a fast-growing software company.

The role

Raydar is recruiting for this role on behalf of our client. Own the technical delivery of customer deployments for a software platform, from integration work through ongoing tuning. Work directly with customers and a very small engineering team, deciding what to build from loosely defined requests and helping shape the engineering culture and future hiring.

What you'll do

- Fix bugs and ship platform extensions early on, then take ownership of a product area and later a major customer account.

- Build and tune the behavior of AI-powered features across several communication channels, including tool use and evaluation.

- Work directly with customer contacts to handle their ongoing feature requests and questions.

- Take new customer pilots from kickoff to first value and help convert them into contracts.

- Partner closely with senior engineering leadership to shape the product, the engineering culture and hiring.

Requirements

What we're looking for

- 4 to 8 years of experience as a product or full-stack engineer.

- Direct customer-facing experience, turning customer requests into shipped features.

- A track record of taking applications powered by large language models into production use by live users.

- Full-stack or backend engineering experience, ideally with TypeScript, Python or Postgres.

- Experience working at a startup.

- Ability to decide what to build from an ambiguous request.

- Availability to start by mid-November 2026.

Bonus points

- Experience with voice or telephony infrastructure.

- Background at a customer experience or payments technology company.

Benefits

Compensation and benefits

- Base salary: USD 250,000 to 275,000 per year

- Equity

- Relocation support

Location and work model

- San Francisco, California, United States

- Hybrid, 3 days per week in the office

- Full-time