Senior Software Engineer, Database (SmithDB)

What this role involves

The role is for a Senior Software Engineer to work on SmithDB, LangChain's internal database team, building a storage and query layer for AI observability. The position is based in San Francisco and requires 5+ years of systems/database engineering experience with Rust or C++.

Skills this posting asks for

• rust
• c++
• kubernetes
• s3
• gcs
• azure blob
• database internals
• query engines
• storage systems
• indexing
• compaction
• performance analysis
• memory allocation
• cpu profiling
• lock contention
• async runtimes
• distributed systems
• cloud object storage
• networking
• os concepts
• systems debugging

Requirements

• 5 years of experience
• Level: senior
• Remote policy: onsite

From the employer’s posting

ABOUT US At LangChain, our mission is to make intelligent agents ubiquitous. We build the foundation for agent engineering in the real world, helping developers move from prototypes to production-ready AI agents that teams can rely on. We began as widely adopted open-source tools and have grown…