← All jobs
Raydar

Founding Software Engineer

San Francisco
Salary
$240,000 - $250,000 per year
Level
Junior

Not stated in the posting: work type, visa.

Open. First seen 23 October 2026.

About the role

About the company

Our client is a fast-growing technology company.

The role

Raydar is recruiting for this role on behalf of our client. Work as a generalist engineer across backend systems, machine learning and core infrastructure, building features from start to finish. You will partner closely with the founders and other engineers and help set engineering practices as one of the first engineering hires.

What you'll do

- Build backend systems that combine machine learning components with traditional infrastructure and system design.

- Deliver features end-to-end across whatever the team is working on.

- Collaborate with the engineering team and the founders on priorities and execution.

- Help shape engineering culture and process as an early engineering hire.

- Iterate quickly in a small team, adjusting as the product changes.

Requirements

What we're looking for

- 0 to 3 years of engineering experience; recent graduates with exceptional signal are considered.

- Real technical depth and the ability to reason about backend, ML and infrastructure systems from first principles.

- A demonstrated track record of building, such as personal projects or public code you have shipped.

- High agency, fast learning and clear, concise communication about what you built and why.

- Strong builder mindset and motivation to create things rather than to add lines to a resume.

- Willingness to work in person five days a week in San Francisco.

- Eligibility to work in the US.

Bonus points

- Public code shared with the wider developer community.

- Familiarity with recommendation, ranking or advertising systems.

- Fluency in PyTorch.

- Experience at a large consumer technology or ad infrastructure company.

Benefits

Compensation and benefits

- Base salary: USD 240,000 to 250,000 per year

- Equity

Location and work model

- San Francisco, CA, United States

- On-site, 5 days per week in office

- Full-time

What this role asks for

Particular to this role

PyTorch

Rare in Raydar's other 299 open postings.

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 225,000 a year.

See Software Engineer salaries in San Francisco →

Similar jobs

Is this your posting? Email info@careerholo.com to have it removed.