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A profile about the people, projects and experiences behind their work. Discover their career, contributions and connections.

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2022

Founder

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2022

Founder

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A profile about the people, projects and experiences behind their work. Discover their career, contributions and connections.

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2022

Founder

Company name

2022

Founder

Dexter Horthy

Dexter Horthy co-founded HumanLayer and now builds coding-agent software at Factory, which acquired HumanLayer in November 2026. He created 12-Factor Agents and helped develop the Research/Plan/Implement workflow for engineering teams using AI.

Career

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Based in: San Francisco
Elsewhere

Factory

Until Present

Member of Technical Staff

Prefect

Sep 2021 — Present

Advisor

HumanLayer

CEO and Co-Founder
Aug 2024 — Present
San Francisco, California, United States
CEO and Co-Founder
Nov 2023 — Jul 2024
Metalytics · Chicago, Illinois, United States

Replicated

Senior Product Manager / Advisor to the CEO
Dec 2022 — Nov 2023
Chicago, Illinois, United States
Vice President, Solutions Engineering and Customer Success
Aug 2020 — Dec 2022
Core Engineer
Feb 2017 — Oct 2018

Aspiration

May 2016 — Feb 2017

Platform Engineering Lead

Catona Climate

Feb 2016 — May 2016

Backend Engineer

Sprout Social, Inc.

Jul 2013 — Jan 2016

Software Engineer -- API/Platform

University of Chicago

Feb 2012 — Jun 2013

Technical Office Assistant

Y Combinator

University of Chicago

Bachelor's studies in physics

Products & media

github.com

12-Factor Agents

Dex's guide to production LLM software: prompts, context, control flow, state and human intervention.

Writing

Curated Lists

List Inclusions

Profile name

A profile about the people, projects and experiences behind their work. Discover their career, contributions and connections.

CareerDetails being loaded

Cosigned byDetails being loaded

CosignedDetails being loaded

Company name

2022

Founder

Company name

2022

Founder

Dexter Horthy

Career

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Based in: San Francisco
Elsewhere

CEO and Co-Founder
Aug 2024 — Present
San Francisco, California, United States
CEO and Co-Founder
Nov 2023 — Jul 2024
Metalytics · Chicago, Illinois, United States

Replicated

Senior Product Manager / Advisor to the CEO
Dec 2022 — Nov 2023
Chicago, Illinois, United States
Vice President, Solutions Engineering and Customer Success
Aug 2020 — Dec 2022
Core Engineer
Feb 2017 — Oct 2018

Products & media

github.com

12-Factor Agents

Dex's guide to production LLM software: prompts, context, control flow, state and human intervention.

Writing

CEO and Co-Founder

CEO and Co-Founder

Senior Product Manager / Advisor to the CEO

Vice President, Solutions Engineering and Customer Success

Core Engineer

Products & media

12-Factor Agents

Curated Lists

List Inclusions

CEO and Co-Founder

CEO and Co-Founder

Senior Product Manager / Advisor to the CEO

Vice President, Solutions Engineering and Customer Success

Core Engineer

Products & media

12-Factor Agents

Curated Lists

List Inclusions