# Mid level backend developer jobs in San Francisco

> Browse mid level backend developer jobs in San Francisco at top tech companies, updated every 12 hours. Each role links to the original posting on the company's ATS, which Lazee autofills in a few clicks.

Canonical: https://lazee.dev/careers?role=backend&level=mid&city=san-francisco
Last updated: 2026-10-25

86 open jobs, page 1 of 4, newest first. Each job links to its posting on the company's own applicant tracking system, which the Lazee extension autofills.

## Jobs

- [Backend Engineer](https://www.workatastartup.com/jobs/117759) at Pump.co. San Francisco, California, United States / Remote (US) · Remote · Full-time · posted 2026-10-20. Apply on Y Combinator.
- [Software Engineer, Backend (All Levels)](https://www.workatastartup.com/jobs/115060) at Zip. San Francisco · On-site · Full-time · posted 2026-10-07. Apply on Y Combinator.
- [Software Engineer, Multimodal Backend Systems](https://www.workatastartup.com/jobs/114722) at Eventual. San Francisco, CA, US · On-site · Full-time · $150K - $250K · posted 2026-10-06. Apply on Y Combinator.
- [Research Engineer / Performance Engineer, RL Distributed Systems](https://job-boards.greenhouse.io/anthropic/jobs/5438030008) at Anthropic. San Francisco, CA | New York City, NY | Seattle, WA · posted 2026-09-29. Apply on Greenhouse.
- [Backend Engineer](https://www.workatastartup.com/jobs/112528) at Mintlify. San Francisco · On-site · Full-time · $130K - $200K · posted 2026-09-28. Apply on Y Combinator.
- [Founding Software Engineer](https://www.workatastartup.com/jobs/111227) at Copperlane. San Francisco, CA, US · On-site · Full-time · $140K - $220K + 0.50% - 2.00% equity · posted 2026-09-25. Apply on Y Combinator.
- [Systems Engineer, Hypervisor and Kernel](https://www.workatastartup.com/jobs/109294) at Workers IO. San Francisco, CA, US / Remote (US) · Remote · Full-time · $80K - $250K + 0.50% - 4.00% equity · posted 2026-09-25. Apply on Y Combinator.
- [Backend Engineer, Generalist](https://www.workatastartup.com/jobs/112032) at Lapel. San Francisco · On-site · Full-time · $150K - $250K · posted 2026-09-25. Apply on Y Combinator.
- [Backend Engineer, Agents](https://www.workatastartup.com/jobs/112031) at Lapel. San Francisco · On-site · Full-time · $150K - $250K · posted 2026-09-25. Apply on Y Combinator.
- [Backend Engineer, Core Platform](https://www.workatastartup.com/jobs/112030) at Lapel. San Francisco · On-site · Full-time · $150K - $250K · posted 2026-09-25. Apply on Y Combinator.
- [Backend Engineer, Primitives](https://www.workatastartup.com/jobs/112029) at Lapel. San Francisco · On-site · Full-time · $150K - $250K · posted 2026-09-25. Apply on Y Combinator.
- [Founding Engineer](https://www.workatastartup.com/jobs/110499) at Limrun. San Francisco, CA, US · On-site · Full-time · $180K - $300K · posted 2026-09-25. Apply on Y Combinator.
- [Backend Software Engineer, Airports](https://job-boards.greenhouse.io/embed/job_app?for=lyft&token=8806570002) at Lyft. San Francisco, CA · posted 2026-09-18. Apply on Greenhouse.
- [Software Engineer II, Backend](https://job-boards.greenhouse.io/embed/job_app?for=brex&token=8815438002) at Brex. San Francisco, California, United States · posted 2026-09-16. Apply on Greenhouse.
- [Backend Software Engineer, ChatGPT ImageGen](https://jobs.ashbyhq.com/openai/e7a4ee23-138a-4004-916e-72a452e7d115) at OpenAI. San Francisco · Hybrid · Full-time · $185K – $305K • Offers Equity · posted 2026-09-11. Apply on Ashby.
- [Software Engineer, Distributed Systems](https://job-boards.greenhouse.io/mixpanel/jobs/8162414) at Mixpanel. San Francisco, US (Hybrid) · Hybrid · posted 2026-08-31. Apply on Greenhouse.
- [Member of Technical Staff | Engineering & Research](https://www.workatastartup.com/jobs/106868) at attimet. San Francisco, CA, US · On-site · Full-time · $125K - $250K + 0.10% - 1.00% equity · posted 2026-08-26. Apply on Y Combinator.
- [Member of Technical Staff (Product)](https://www.workatastartup.com/jobs/104831) at Jarmin. San Francisco, CA, US · On-site · Full-time · $200K - $300K + 0.25% - 1.00% equity · posted 2026-08-26. Apply on Y Combinator.
- [Member of Technical Staff (Agents)](https://www.workatastartup.com/jobs/104830) at Jarmin. San Francisco, CA, US · On-site · Full-time · $200K - $300K + 0.25% - 1.00% equity · posted 2026-08-26. Apply on Y Combinator.
- [Member of Technical Staff (Agent Infrastructure)](https://www.workatastartup.com/jobs/104829) at Jarmin. San Francisco, CA, US · On-site · Full-time · $200K - $300K + 0.25% - 1.00% equity · posted 2026-08-26. Apply on Y Combinator.
- [Founding Engineer](https://www.workatastartup.com/jobs/107957) at SubImage. San Francisco, CA, US · On-site · Full-time · $170K - $230K + 0.50% - 1.00% equity · posted 2026-08-26. Apply on Y Combinator.
- [Industrial Software Engineer](https://www.workatastartup.com/jobs/108320) at HERA. San Francisco, CA, US / Remote (US) · Remote · Full-time · $150K - $200K · posted 2026-08-26. Apply on Y Combinator.
- [Product Engineer](https://www.workatastartup.com/jobs/105465) at primitive. San Francisco, CA, US · On-site · Full-time · $190K - $230K + 0.25% - 0.75% equity · posted 2026-08-26. Apply on Y Combinator.
- [Product Engineer, Backend](https://www.workatastartup.com/jobs/104495) at David AI. San Francisco · On-site · Full-time · $165K - $225K · posted 2026-08-26. Apply on Y Combinator.
- [Quantitative Engineer](https://www.workatastartup.com/jobs/107800) at Conviction. San Francisco, CA, US · On-site · Full-time · $90K - $210K + 0.50% - 2.00% equity · posted 2026-08-26. Apply on Y Combinator.

Next page: https://lazee.dev/careers?role=backend&level=mid&city=san-francisco&page=2

## Broader searches

- [Mid level jobs in San Francisco](https://lazee.dev/careers?level=mid&city=san-francisco) (3,394 jobs)
- [Backend developer jobs in San Francisco](https://lazee.dev/careers?role=backend&city=san-francisco) (152 jobs)
- [Mid level backend developer jobs](https://lazee.dev/careers?role=backend&level=mid) (259 jobs)

## Browse by role

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## Browse by city

- [Mid level backend developer jobs in New York](https://lazee.dev/careers?role=backend&level=mid&city=new-york) (36 jobs)
- [Mid level backend developer jobs in Bangalore](https://lazee.dev/careers?role=backend&level=mid&city=bangalore) (14 jobs)
- [Mid level backend developer jobs in London](https://lazee.dev/careers?role=backend&level=mid&city=london) (12 jobs)

## Browse by experience

- [Senior backend developer jobs in San Francisco](https://lazee.dev/careers?role=backend&level=senior&city=san-francisco) (42 jobs)
- [Staff & principal backend developer jobs in San Francisco](https://lazee.dev/careers?role=backend&level=staff&city=san-francisco) (16 jobs)

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