AI/ML
Data/Analytics

LangChain

Tools for building AI applications

San Francisco· 35 rolesNew York· 14 rolesLondon· 13 roles

CORE INFO

$125M
Total Funding
Series B
Round
2022
Founded
46
Team Size
San Francisco, California, United States
Headquarters

LangChain provides developers with tools and platforms to efficiently build AI applications powered by large language models, serving industries like technology, retail, and financial services.

  • LangChain raised $125 million in a Series B funding round led by IVP, achieving a valuation of $1.25 billion.techcrunch.com
  • LangChain's open-source project has gained significant traction, boasting 118,000 stars on GitHub.techcrunch.com
  • TechCrunch reported on LangChain's evolution into a platform for building AI agents, highlighting its recent funding and valuation.techcrunch.com

WHY WE WOULD WORK AT LANGCHAIN

Innovative AI Tools

Join a team pioneering tools like LangChain, LangGraph, and LangSmith that simplify the development of AI applications powered by large language models.

Collaborative Culture

Work alongside a talented team of 46 in a dynamic environment that values collaboration and creativity, fostering innovation in AI.

Strong Funding Backing

Benefit from the stability and growth potential of a company that has raised $125 million in Series B funding, achieving a valuation of $1.25 billion.

Diverse Clientele

Contribute to impactful projects for notable clients like Uber, LinkedIn, and Google, enhancing AI capabilities across various industries.

Cutting-Edge Technology

Engage with advanced technologies that handle over 1 billion events daily, ensuring you work with the best tools in AI observability and deployment.

Recognized Achievements

Be part of a rapidly growing company recognized for its open-source success, with 118,000 stars on GitHub, reflecting its strong community support.

MARKET AND TRACTION

TOTAL ADDRESSABLE MARKET

  • LangChain serves a diverse range of industries including technology, retail, and financial services.

  • The increasing demand for AI applications powered by large language models (LLMs) positions LangChain to capture significant market share as businesses seek to integrate AI into their operations.
  • NOTABLE CUSTOMERS

  • LangChain's tools are utilized by major companies such as Uber, LinkedIn, and Google.

  • Other notable clients include TikTok parent Bytedance, The Home Depot, and Klarna, showcasing the platform's versatility across various sectors.
  • KEY METRICS

    ✦ KEY METRIC
  • LangChain has raised a total of $281 million across multiple funding rounds, with the most recent Series B round raising $125 million.

  • The company has achieved a valuation of $1.25 billion as of October 2025, reflecting its rapid growth and market acceptance.

  • LangChain's open-source project has garnered 118,000 stars and 19.4k forks on GitHub, indicating strong community engagement and interest.
  • GROWTH TACTICS

  • LangChain focuses on simplifying the development of AI applications, which attracts developers looking for efficient solutions.

  • The company emphasizes building reliable agents that can utilize data and take actions, enhancing the functionality of AI applications.
  • MARKET POSITION

  • LangChain is recognized as a significant player in the AI infrastructure space, particularly in the integration of LLMs into applications.

  • The company works with 35% of the Fortune 500 companies, highlighting its strong market presence and credibility among large enterprises.
  • PRODUCT AND TECH

    LangChain Framework

    An open-source framework designed for building applications powered by large language models (LLMs), LangChain simplifies the development process for developers, enabling them to create generative AI applications efficiently.

    LangGraph Workflows

    LangGraph is a tool that facilitates the management of structured, multi-step workflows using graphs, allowing developers to design and implement complex processes in their AI applications seamlessly.

    LangSmith Observability

    LangSmith is a commercial platform focused on AI observability, evaluation, and deployment, providing developers with the tools necessary to monitor and optimize their AI agents effectively.

    AI Agent Development

    LangChain emphasizes the creation of reliable AI agents that can utilize data and take actions, which is crucial for building responsive and intelligent applications across various industries.

    Integration with LLMs

    LangChain specializes in integrating large language models into applications, making it easier for businesses in sectors like technology, retail, and finance to leverage AI capabilities for enhanced functionality.

    COMPANY CULTURE

    Values

  • Commitment to simplifying AI application development

  • Focus on building reliable AI agents

  • Emphasis on open-source collaboration

  • Innovation in AI infrastructure

  • Inclusivity and diversity in the workplace
  • Operating Principles

  • Prioritize user experience in product design

  • Foster a culture of continuous improvement

  • Encourage experimentation and learning from failures

  • Maintain transparency in communication and decision-making
  • Benefits

  • Competitive salary and equity options

  • Flexible work environment with remote opportunities

  • Access to cutting-edge AI tools and technologies

  • Opportunities for professional development and training
  • Team Cadence

  • Regular team meetings to align on goals

  • Bi-weekly check-ins for project updates

  • Monthly all-hands meetings to share company progress

  • Open-door policy for feedback and discussions
  • Learning & Growth

  • Support for attending industry conferences and workshops

  • Access to online courses and resources for skill development

  • Mentorship programs for new employees

  • Encouragement of knowledge sharing among team members
  • COMPENSATION SNAPSHOT

    B+
    Comp score vs cohort
    vs. AI/ML · Series B · US
    Based on publicly available compensation ranges from job postings; exact compensation may vary.
    Engineering IC3n = 4
    $143K$178Kmedian $160K
    Los Angeles / Bay Area
    Engineering IC4n = 7
    $170K$195Kmedian $183K
    Los Angeles / Bay Area
    Engineering Managern = 6
    $200K$250Kmedian $225K
    Los Angeles / Bay AreaNew York
    Sales ICn = 8
    $197K$294Kmedian $245K
    AggregateLos Angeles / Bay Area
    US-only in v1 · only categories with n > 2 shown · in-person / hybrid / remote treated separately where n ≥ 3

    HIRING SIGNAL

    93
    Open roles on their careers page
    Snapshot via live ATS poll
    Net new roles in the last 90 days
    Available once weekly history accrues
    90-Day VelocityV2 · BACKFILL
    Trend builds weekly as historical rows accrue
    By Function
    Breakdown of open roles
    Other · 2
    GTM · 36
    Design · 4
    G&A · 3
    Product · 2
    Support · 2
    Marketing · 4
    Operations · 5
    Engineering · 35
    Top Locations
    Where hiring is concentrated
    Remote-eligible postings counted separately
    San Francisco, CA
    35
    New York, NY
    14
    London
    13
    Amsterdam
    3
    Boston, MA
    2
    Dallas, TX
    2
    Atlanta, GA
    2
    Remote - US
    2
    SourcesGreenhouseLeverAshbyWorkableSmartRecruitersRipplingRecruiteeFallback · Wellfound, YC Work-at-a-Startup, careers-page scrape

    KEY COMPANY ANNOUNCEMENTS

    Filter
    10 announcements · ranked by importance
    Oct 21, 2025MILESTONEOpen source agentic startup LangChain hits $1.25B valuation | TechCrunchtechcrunch.com
    Oct 21, 2025FUNDINGLangChain raises $125M to build the platform for agent engineeringblog.langchain.com
    Oct 27, 2025ESSAYReflections on Three Years of Building LangChainblog.langchain.com
    Jul 8, 2026PRODUCTLangChain and NVIDIA Launch NemoClaw Deep Agents Blueprintlangchain.com
    Dec 25, 2025CONTROVERSYCritical vulnerability in LangChain – CVE-2025-68664cyata.ai
    Nov 20, 2025CUSTOMER WINJimdo use LangChain to power personalized business guidance at scaleblog.langchain.com
    Apr 10, 2025PRESSLangChain | Company Overview & Newsforbes.com
    Oct 22, 2025MILESTONELangChain and LangGraph Agent Frameworks Reach v1.0 Milestonesblog.langchain.com
    Jul 27, 2026ESSAYOwn Your Intelligence: The Key to Lasting AI Advantagelangchain.com
    Jul 8, 2025PRESSLangChain is about to become a unicorn, sources say | TechCrunchtechcrunch.com