FullStack Engineer, AI Observability & Evals Platform (LangSmith)

LangChain

100-1000 employees, Growth
Location: United States · Cambridge, MA, United States · New York, New York, United States · San Francisco, CA · Boston, MA · New York, NY · Remote
Salary Range: Salary range USD 145,000 - 180,000 / year
Source: Sequoia
Posted: Jan 06, 2026
Found: Oct 15, 2026

Job Description

Department: Engineering

Skills & Keywords

Artificial Intelligence, Open Source Software, Agent Systems, Python, Developer Tools, React.js, Postgres, Redis, Observability, Databases, TypeScript
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