# Senior Backend Software Engineer, AI Observability & Evals Platform (NYC)

Hiring organization: [LangChain](https://career.thegoodapps.co/organizations/langchain)

Canonical page: https://career.thegoodapps.co/jobs/3ad13b39-a516-4982-91ce-ac71e3c22bca

Listed on LangChain's own careers site. Applications go to them directly.

- Seniority: Senior
- Location: New York, NY
- Salary: 180000 – 240000 USD per year

## Summary

LangSmith is seeking a backend engineer to build the observability and evaluation systems that power their AI agent platform, handling tracing, monitoring, and data processing at scale. This role suits someone comfortable with complex distributed systems who wants to shape how developers monitor production AI applications.

_Our summary, not LangChain's wording._

## Skills named

Amazon Web Services (AWS), API Design, ClickHouse, Go, Microsoft Azure, PostgreSQL, Python, Redis

## Required

- 5+ years backend engineering experience
- Proficiency in Python or Go
- API design expertise
- High-throughput or mission-critical systems experience
- Database systems experience (Postgres, Redis, Clickhouse)
- Cloud platform experience (AWS, GCP, Azure)
- Cross-functional collaboration skills

## Nice to have

- Fullstack or frontend engineering familiarity
- Performance tuning expertise
- Production debugging experience

Apply on LangChain's site: https://jobs.ashbyhq.com/langchain/20189c9d-f1af-4385-ae06-c3a6c7681ff0/application