Controller

New York, United StatesOn-site

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Responsibilities

WHAT YOU’LL DO: - Lead the monthly, quarterly, and annual close process — on time and with accuracy - Lead our first audit and manage relationships with auditors and tax advisors - Oversee accounts payable, accounts receivable, payroll, and equity administration - Build and maintain internal controls and ensure compliance with relevant regulations - Partner with Finance on budgeting, forecasting, and variance analysis - Drive improvements to our financial systems and processes as we scale WHAT YOU’LL

ABOUT US 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.
LangChain is a place where your contributions can shape how this technology shows up in the real world.
Today, our platform includes LangSmith (Observability, Evaluation, Deployment, Fleet, and Sandboxes), our open source frameworks (LangChain, LangGraph, and Deep Agents), and the newly launched LangSmith Engine for autonomous agent improvement.
Experience in high-growth SaaS or technology companies — you understand what "scaling" actually means for a finance function - Strong working knowledge of accounting systems - Track record of building or improving close processes and internal controls - Comfortable working across functions and communicating financial concepts to non-finance stakeholders - Bonus:
experience supporting a Series B–D company through an audit or preparing for one - You’ve worked in fast-moving teams where scope and priorities evolve - You have start-up DNA: You thrive in fast-paced, ambiguous environments etc.

With $125M raised at Series B from IVP, Sequoia, Benchmark, CapitalG, and Sapphire Ventures, we’re at a stage where we’re continuing to develop new products, growth is accelerating, and all team members have meaningful impact on what we build and how we work together.
- You are motivated to build something great: you hold a high bar for quality, craft, and impact - You embrace hot takes: you share informed opinions, challenge the status quo, and engage in constructive debate - You operate with maximum agency: you take ownership, move work forward independently, and help others unblock - You run to the roar: you lean into hard problems, ambiguity, and fast-moving challenges COMPENSATION: Annual salary range: $200,000-225,000 USD Compensation Philosophy: We offer