Katelyn Lesse

Energizer
DISC Type : I

Head of Platform Engineering at Anthropic

San Francisco, California, United States

Overview

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.

Personality Overview

Big Picture Person

Full Of Energy

Imaginative

They are naturally enthusiastic, so take their promise with a pinch of salt.  Unlike C or D types, they are vocal with their opinions but not so much with their questions. They are not always early adopters but can be pursuaded by leveraging strong relationships.

Topics They Care 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.
Engineering Leadership
Believes high-performing engineering managers must excel in people, execution, technical standards, vision, and strategy, highlighting technical depth as a common gap.

Media Appearances

Katelyn Lesse – Evolving Claude APIs for Agents, Anthropic. Featured in YouTube

See Now

Work History

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

Education

Bachelor's Degree from Princeton University

More Information

Social Presence :

Prographics :

Exp : 7 Location : San Francisco, California, United States Job Level : Mid-senior Designation : Head of Platform Engineering at Anthropic
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Insights For Selling To Katelyn

During A Call Or A Meeting

DO's

  • Speak enthusiastically with energy, maintain a clear and confident tone
  • Talk anecdotally about the customer experience that your product offers
  • Share some stories about how you you have helped people in similar positions succeed

DONT's

  • Avoid overloading them with too much detail
  • Don’t be too formal, focus on building comfort and trust
  • Don’t push them to make a decision too fast, let them get comfortable first

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Katelyn is

  • Relationship and trust can be vital with them, sometimes more than anything else.
  • Will you ever get a clear answer from Katelyn

  • They are unlikely to say no directly, you have to make that decision yourself.

Insights For Deal Planning

    How fast (or slow) will Katelyn move?

  • They are not the fastest decision makers, their friendly approach can give false positive signals.
  • Can Katelyn take some risk or not?

  • They may take certain risks that they deem unlikely of personal repercussions.

You And Katelyn

Personality Compatibility


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