B2DB — Who said what, where, and when

Peli de Halleux

Agentic Engineer, Microsoft

Peli de Halleux is listed as Agentic Engineer, Microsoft. Peli is scheduled to speak at Microsoft Ignite 2026 on 19 November 2026.

Compiled from published conference agendas; not yet confirmed by Peli. Is this you? Claim this profile.

About

Jonathan "Peli" de Halleux is a Principal Research Software Engineer at Microsoft Research, where he created GitHub Agentic Workflows. He's also one of the creators of MakeCode and previously built GenAIScript, DeviceScript, and Jacdac. Earlier in his career, he created Pex and Moles for automated test generation in .NET. Peli holds a PhD in Applied Mathematics from the Catholic University of Louvain. He brings a deep practitioner perspective on AI agent orchestration, agentic automation, and developer tooling.

Upcoming

Microsoft Ignite 2026 17 November 2026 – 20 November 2026

Spoke alongside

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