Sales Engineer (Bay Area)

LangChain
San Francisco
Workplace: OnsiteFull timeFunction: Solutions Engineering & Sales EngineeringExperience: 3+ yearsSkills: ["Python","JavaScript","LLM","Agents","Systems design"]

Sales Engineers partner with engineering and GTM teams to drive the technical win for LangChain’s AI agent platform. You’ll co-design production AI agents with customer teams, design POCs, guide evaluations, and help customers deploy, operate, and optimize agent-based applications in production.

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FursaFursa
LangChain
LangChain
4 months ago

Sales Engineer (Bay Area)

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 18 hours agoStatus: Live

Job Summary

Sales Engineers partner with engineering and GTM teams to drive the technical win for LangChain’s AI agent platform. You’ll co-design production AI agents with customer teams, design POCs, guide evaluations, and help customers deploy, operate, and optimize agent-based applications in production.
Location: San Francisco
Workplace: Onsite
Employment Type: Full time
Job Function: Solutions Engineering & Sales Engineering

Key Responsibilities

  • •Co-architect and co-build production AI agents with customer engineering teams
  • •Own the technical win in pre-sales by designing POCs, answering deep technical questions, and guiding evaluations
  • •Help customers deploy and operate agent-based applications such as conversational agents, research agents, and multi-step workflows
  • •Advise customers post-sale on architecture, best practices, and roadmap-level decisions
  • •Run technical demos, trainings, and workshops for developer audiences
Travel: High travel

Pay and Benefits

Perks:Health InsuranceDentalVision401k

Key Requirements

  • •3+ years in a relevant technical role (software engineering, customer engineering, solutions engineering, founding/product engineering)
  • •Strong Python and JavaScript skills with solid systems fundamentals
  • •Experience designing agent-based or LLM-powered applications beyond simple API calls, including multi-step workflows and orchestration
  • •Ability to work directly with customers during POCs, architecture reviews, and technical evaluations
  • •Ability to explain technical tradeoffs clearly and build trust with developer audiences
Experience:3+ yearsAIAgent-basedLLMProduction systems
Skills:PythonJavaScriptLLMAgentsSystems design
Tech Stack:PythonJavaScriptLLMKubernetesAWSGCPAzure

Company Brief

LangChain
Provides an open-source framework and commercial platform (LangSmith/LangGraph) for building, testing, monitoring, and deploying LLM-powered applications and agentic AI for developers and enterprises.
Industry: Developer Tools
Company Size: Medium (51 to 250 employees)
Revenue: USD 10M to 25M
Growth: Scaleup
Valuation: Unicorn (USD 1B+)
Funding: Series B
Headquarters: San Francisco, United States
Founded: 2022
WebsiteLinkedIn