Raydar
Senior Backend Software Engineer
$200K–$400K
San Francisco, California · Senior · Full-time · Posted Oct 29, 2026
About the job
Own and develop backend systems for a consumer application, delivering user-facing features, solving data-focused problems, and improving engineering workflows.
What you'll do
- Build server-side features tied to business goals and tackle data problems such as user pairing and fraud prevention.
- Improve testing, deployment automation, and development workflows to help the team release faster.
- Take increasing ownership of backend systems and independently carry projects through to completion.
What they ask for
- Experience at a fast-growing startup or a company known for high engineering standards.
- Track record delivering customer-facing backend work from concept to launch with clear business results.
- Proficiency in Go, or strong willingness and ability to learn it quickly.
- Initiative, drive, and ability to keep pace with a rapidly growing company.
Nice to have
- Exposure to data-driven systems such as recommendations, fraud detection, or user pairing.
- Experience improving build and release pipelines or A/B testing infrastructure.
Pay
USD 200,000 to 400,000 per year (base salary)
Tools
Go
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