Katelyn Lesse in

Katelyn Lesse

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Head of Platform Engineering at Anthropic
📍 San Francisco, California, United States

Katelyn Lesse is the Head of Platform at Anthropic, leading the engineering for developer-facing products like the Claude API. A Princeton University graduate, her career includes senior engineering leadership at Stripe and Betterment, where she managed large teams focused on core financial products like Stripe Connect and Betterments 401k platform.

Katelyn was instrumental in donating Anthropics MCP protocol, which defines how AI systems connect to tools, to the Linux Foundation as part of the new Agentic AI Foundation.

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Experience
7 Years
Current Role
Head of Platform Engineering
Job Level
Mid-senior
Location
San Francisco, California, United States
Personality Overview

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Communication Style
Decision Approach
Work Preference

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Priorities

Topics Katelyn cares about

AI Agent Development
Believes the future will be a collaboration between humans and AI agents, and focuses on shipping tools that enable developers to build incredibly capable agents.
Developer Experience
Places a strong emphasis on the quality of developer experiences, making it a core value and a key consideration when hiring for her teams.
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Career

Work history

7-2025
Head of Platform Engineering
Anthropic
8-2023 - 7-2025
Head of Engineering, Core Connect
Stripe
2-2022 - 9-2023
Engineering Manager of Managers, Stripe Capital
Stripe
4-2021 - 2-2022
Senior Director of Engineering
Betterment
3-2020 - 4-2021
Director of Engineering
Betterment
In the press

Media appearances

Katelyn Lesse – Evolving Claude APIs for Agents, Anthropic. Featured in YouTube
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Education
Bachelor's Degree
Princeton University
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

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