Exa
Software Engineer, Intern
$100K–$200K
San Francisco, California · On-site · Internship · Posted Aug 28, 2026
- Education
- Currently pursuing a degree in Computer Science, Engineering, Physics, or a related technical field.
- Visa sponsorship
- Happy to sponsor international candidates (e.g., STEM OPT, OPT, H1B, O1, E3).
About the job
Build large-scale search, crawling, and vector database systems as an engineering intern at an applied AI lab.
What you'll do
- Potentially recreate keyword search across 10 billion pages.
- Potentially build a web crawling system optimized for any website.
- Potentially build a custom vector database that searches over a billion vectors in under 100 ms.
What they ask for
- Currently pursuing a degree in Computer Science, Engineering, Physics, or a related technical field.
- Willing to take a semester off to work full time in San Francisco; remote and part-time internships are not accepted.
- Experience with a high-performance language such as C++ or Rust.
Nice to have
- Enjoys coding technically difficult or interesting projects for fun.
- Cares about finding high-quality information and its importance.
Pay
$100K – $200K (USD; type not stated)
Tools
C++, Rust
AI focus
Build infrastructure for large-scale web search, embedding-model processing, crawling, and vector retrieval.
Model-written summary · the original posting is authoritative