---
title: "Willem Pienaar"
category: "people"
role: "Co-founder and CTO"
company: "Cleric"
linkedin: "https://www.linkedin.com/in/willempienaar"
twitter: "https://x.com/willpienaar"
website: "https://willem.co"
sourceLabels: ["Official speaker roster", "Official conference schedule"]
---
# Willem Pienaar

## Profile
Co-founder and CTO at [[cleric|Cleric]].

- [LinkedIn](https://www.linkedin.com/in/willempienaar)
- [X / Twitter](https://x.com/willpienaar)
- [Website](https://willem.co)

## Biography
Willem Pienaar is co-founder and CTO of [[cleric|Cleric]], where he is building an autonomous AI SRE. He is also the creator of Feast and has worked on MLOps and open-source tooling.

## Conference Sessions
- [[2026-07-01-willem-pienaar-your-agent-can-t-tell-if-it-s-right]] — Your Agent Can't Tell If It's Right (2026-07-01, 10:45am-11:05am)

## Evidence Graph
This evidence graph summarizes how this person appears across the conference source graph: scheduled sessions, linked videos, transcripts, and slide-derived evidence.

### Linked Sessions
- [[2026-07-01-willem-pienaar-your-agent-can-t-tell-if-it-s-right|Your Agent Can't Tell If It's Right]]

### Media Signals
No linked video, transcript, or slide source has been attached yet.