GrepJob
LangChain

Senior Backend Engineer, LangSmith Deployments

LangChain
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4 months ago
Boston, MA, USA or San Francisco, CA, USASenior / Mid Level
H1B Sponsor

Base Salary

$175k - $225k/yr

Responsibilities

  • Design distributed queue and worker systems for concurrent agent execution.
  • Own core data infrastructure including state persistence and connection management.
  • Collaborate on architectural decisions for scalable and robust solutions.
  • Ship resumable streaming infrastructure for mid-execution state retention.
  • Instrument and monitor production systems for health and performance.
  • Participate in on-call rotations and manage incident response.
  • Create and maintain technical documentation and operational runbooks.
  • Contribute to and extend the open-source LangGraph project.

Requirements

  • 4+ years of professional backend engineering experience.
  • Strong proficiency in Go and/or Python.
  • Experience with distributed systems and workflow orchestration.
  • Experience with scaling and sharding databases in high throughput environments.
  • Familiarity with Kubernetes and infrastructure-as-code.
  • Strong communication skills for cross-functional collaboration.

Benefits

  • Medical, dental, and vision coverage.
  • Flexible vacation policy.
  • 401(k) plan.
  • Meals provided on in-office days in the US.