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$175,000 – $240,000
Listed on LangChain’s own careers site. You apply with them directly — we never stand between you and the employer.
What this role is
LangChain is building SmithDB, a specialized database system for AI observability, and needs a systems engineer to optimize its storage layer, query execution, and scaling. This role suits experienced database engineers comfortable with low-level performance work in Rust and distributed systems.
Our summary, not LangChain’s wording. The full posting is on their site.
Skills this role names
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What they ask for
Required
- 5+ years in systems or database engineering
- Strong experience in a systems programming language (Rust preferred)
- Systems performance analysis proficiency (memory allocation, CPU profiling, async runtimes)
- Strong fundamentals in networking, OS concepts, and systems debugging
Nice to have
- Knowledge of database internals (query engines, storage systems, indexing, compaction)
- Experience with similar query execution engines
- Kubernetes experience
- Distributed systems experience
- Cloud object storage experience