Software Engineer, AI Platform - San Francisco Office, United States
$140,000 - $200,000 USD yearly
Originally posted 1 September 2026 by the employer.
Build the AI platform behind fab2.
About the role
As a Software Engineer, you will build the AI platform behind fab2, with broad ownership across the AI stack.
What you'll do
- Build the infrastructure for using AI models across cloud providers and on-prem compute.
- Develop agents, shared skills, MCP servers, and sandboxed execution environments.
- Create evals and benchmarks to measure agent performance.
- Turn engineering knowledge and repeatable workflows into shared AI tools.
- Develop AI systems for automated experimentation, defect detection, engineering analysis, and fab operations.
- Explore systems that can analyze results, propose next steps, and interact with physical equipment.
What you'll need
- Strong software engineering fundamentals and experience shipping production systems.
- Comfortable working across frontend, backend, infrastructure, and data.
- Effective with AI coding tools, able to read, write, debug, and reason about code independently.
- Strong product instincts and an ability to turn ambiguous problems into working systems.
- Strong technical communication and a high degree of ownership.
Nice to have
- Experience building AI agents, developer tools, evals, or ML infrastructure.
- Hands-on work with GPU or on-prem compute infrastructure.
- Exposure to robotics, hardware, scientific computing, or automated experimentation.
- Experience building software for regulated environments.
Skills: AI platform, AI models, agent systems, ML infrastructure, automated experimentation, defect detection
This role has been open 46 days — below the 54-day median for Software Engineering Semiconductor roles.
Software Engineering Semiconductor · AI ML Hardware
|
Open roles in category
160
|
Median days open
54 d
|
Median salary
$184k
|
See the full market breakdown ▾Category comparison, skills in demand, and who else is hiring
| Metric | Atomic Semi | All employers we track in this specialty (160 roles · 43 employers) |
|---|---|---|
| Open roles in this specialty | 1 | 160 |
| Open roles in the wider Software, Firmware & Systems family | 19 | 6118 · 145 employers |
| Median days open | 46 d | 54 d (−8 d vs this employer) |
| Median salary (USD postings) | — | $184k |
Skills observed across this category: AI platform, AI models, agent systems, ML infrastructure, automated experimentation, defect detection
Who's hiring in this category
- Micron Technology · 27 open roles · median 32 d
- NVIDIA · 25 open roles · median 216 d
- Qualcomm · 22 open roles · median 192 d
- Infineon Technologies · 11 open roles · median 44 d
- AMD · 8 open roles · median 54 d
- Applied Materials · 4 open roles · median 88 d
How we counted: 160 open Software Engineering Semiconductor (AI ML Hardware) roles from 43 employers tracked in the SemiconductorJobs index, counted 18 Oct 2026. Specialty figures count only roles carrying this exact specialty label, so an employer's related work in neighbouring specialties is not included there — it is counted in the wider Software, Firmware & Systems family row. Figures refresh nightly.