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Charlie Holtz

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Charlie Holtz is cofounder and CEO of Conductor, a Mac app for running coding agents in parallel. Previously a hacker in residence at Replicate, he builds interfaces and demonstrations that make AI systems easier to use.[1][2]

Start with Orchestras, Not Factories: How the Fastest Builders Work — Charlie Holtz, Conductor →
Charlie Holtz

Education

Brown University

Study in Cognitive Neuroscience

[2]

Links

Website GitHub X

Cofounder and CEO · Conductor

Background

Holtz studied cognitive neuroscience at Brown, where he met cofounder Jackson de Campos. Before Conductor, he was a quantitative developer at Point72 and led growth at Replicate. His personal site describes the Replicate role as hacker in residence, building demonstrations and applications. These accounts describe complementary responsibilities without establishing dated title changes.[1][2]

Contributions

Conductor starts agents in isolated copies of a codebase, shows what each is doing, and gives users a place to review and merge changes. Holtz describes the product emerging from his team’s own attempts to run multiple coding agents, first through repeated repository copies and then Git worktrees. The coordination problem became a product: agents could work independently while the developer retained visibility into their separate changes.[2][3]

Ideas

In his AI Engineer talk, Holtz argues for experimenting with new capabilities while limiting workflow customization to places where a team knows something specific about its users or codebase. He highlights careful review of migrations and recurring agent instructions because their consequences can extend beyond a single change. The aim is to let people direct the work, inspect details and collaborate while agents handle more execution.[3]

Tools, writing & talks

Writing, research & talks

Apps

  • Conductorconductor.build

    A Mac interface for launching parallel coding agents, inspecting their work and reviewing changes.

    Cofounder and CEO; company product[2]
References

Latest source check 2026-10-29

  1. [1] Charlie Holtz personal site

    www.charlieholtz.com · Checked 2026-10-29

  2. [2] Conductor founder profile

    www.ycombinator.com · Checked 2026-10-29

  3. [3] Orchestras, Not Factories

    ai.engineer · Checked 2026-10-29

Charlie Holtz | VibeLeaderboard