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Raydar

Founding Software Engineer

San Francisco
Salary
$130,000 - $180,000 per year
Level
Mid

Not stated in the posting: work type, visa.

Open. First seen 23 October 2026.

About the role

About the company

Our client is a software company.

The role

Raydar is recruiting for this role on behalf of our client. Join as an early engineer who builds a software platform from the ground up for production users. You will own products from first concept through launch, shape the AI services and data foundations behind them, and collaborate closely with commercial colleagues and customers.

What you'll do

- Design and ship production AI services, including agent-style workflows and retrieval pipelines, for external business customers.

- Model data and build scalable pipelines that the platform depends on.

- Own features and whole products from zero to one with full autonomy over results.

- Partner with the go-to-market team and join customer calls when it helps move the product forward.

- Turn direct customer feedback into fast, continuous platform improvements.

Requirements

What we're looking for

- Experience building AI systems with large language models end to end in production.

- Background in a startup, founding or zero-to-one ownership setting; a small startup is fine.

- Degree in computer science, mathematics or an equivalent technical field.

- Undergraduate degree from a university in the US, UK, Canada, Australia or Europe.

- Comfort designing database structures and reasoning about systems that run across many machines.

- Strong Python skills or proficiency in a similar language.

Benefits

Compensation and benefits

- Base salary: USD 130,000 to 180,000 per year

- Equity

- Health, dental and vision coverage

Location and work model

- San Francisco, CA, United States

- On-site, 5 days per week in office

- Full-time

What this role asks for

Standard for software engineering roles

Python

Common in software engineering postings at any company.

Compared with Raydar's other open jobs.

Other openings for this role

12 open postings for this role in San Francisco, first posted 23 October 2026. The company is likely hiring for more than one position. None has been taken down and posted again.

Salary context

34 other open postings titled Founding Software Engineer state a salary: median USD 150,000 to USD 240,000 a year.

See Software Engineer salaries in San Francisco →

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