LangChain

Lead Applied AI Engineer

LangChain
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2 hours ago

Base Salary

$160k - $200k/yr

Responsibilities

  • Design, implement, and deploy end-to-end AI workflows and agents across multiple business domains.
  • Develop agent architectures, evaluation pipelines, monitoring systems, and performance frameworks.
  • Lead technical projects end to end and set standards for code quality, testing, documentation, and project scoping.
  • Mentor engineers through code reviews and design discussions.
  • Work with customers and internal stakeholders to translate requirements into technical plans.
  • Identify and improve gaps in internal tooling, frameworks, and processes.
  • Communicate technical decisions, trade-offs, and insights to technical and non-technical audiences.
  • Collaborate with Marketing, GTM, Recruiting, Product, and other teams to identify agent-driven automation opportunities.
  • Contribute components, documentation, and shared tools to the LangChain and LangGraph open-source ecosystems.

Requirements

  • At least 4 years of software engineering experience.
  • Direct experience building and deploying LLM-powered applications or agents in production.
  • Experience leading technical projects, mentoring engineers, and raising team technical quality.
  • Hands-on experience implementing evaluation and monitoring systems for agents or workflows.
  • Deep understanding of prompting, retrieval, orchestration, inference APIs, and model selection across modalities.
  • Strong coding skills in Python or TypeScript, ideally both.
  • Strong communication skills and the ability to simplify complex technical ideas.
  • Ability to work effectively in a fast-moving, ambiguous startup environment.
  • Based in or willing to relocate to New York, NY.
  • Expertise with LangChain or LangGraph is preferred.
  • Experience building or maintaining open-source projects is preferred.

Benefits

  • Medical, dental, and vision coverage.
  • Flexible vacation.
  • 401(k) plan and life insurance.
  • Meals on in-office days in the US.
  • Meaningful equity and variable compensation may be included as part of the overall compensation package.
  • The role is onsite in New York, NY.
LangChain

About LangChain

201-500 employees

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. What began as widely adopted open-source tools has grown into a platform for building, evaluating, deploying, and operating agents at scale. LangChain provides the agent engineering platform and open source frameworks developers need to ship reliable agents fast. LangSmith offers observability, evaluation, and deployment for rapid iteration. Our open source frameworks, LangGraph, LangChain, and Deep Agents, help developers build agents with speed and granular control. LangSmith is trusted by leading AI teams at Zip, Vanta, Klarna, Workday, Linkedin, Cloudflare, and more.

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