---
title: "The Postman Leader Program Sylvain Kalache | Postman"
description: "The Postman Leader Program recognizes and rewards individuals who go above and beyond to educate and empower the Postman community."
url: https://www.postman.com/community/leader-program/sylvain-kalache/
---

# The Postman Leader Program Sylvain Kalache | Postman

> The Postman Leader Program recognizes and rewards individuals who go above and beyond to educate and empower the Postman community.

## Spotlighting our Postman Leaders | Sylvain Kalache

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## Sylvain Kalache

Rootly, Head of AI Lab

Sylvain Kalache is Head of AI Labs at Rootly, leading a community of engineers and researchers redefining reliability engineering with open-source tools and AI. A former Holberton School co-founder and ex-LinkedIn SRE, he lives at the intersection of APIs, developer tooling, and operational excellence.

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### API Network

Explore Rootly's API collections on the Postman Public API Network.

[Visit API Network](https://www.postman.com/rootly/rootly/)

### Sylvain's Workspace

Check out Sylvain's Postman Profile to see what he's working on!

[Visit Sylvain's workspace](https://www.postman.com/rootly/rootly/)

### Connect on LinkedIn

Connect with Sylvain on LinkedIn to follow his work in AI, reliability engineering, and developer tooling.

[Connect on LinkedIn](https://www.linkedin.com/in/sylvainkalache/)

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## The Postman Leader Program

The Postman Leader Program recognizes and rewards individuals who go above and beyond to educate and empower the Postman community. Learn more about the program.

[Nominate a Postman Leader](/community/leader-program/#nominate-postman-leader)

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## Developers are AI-native, but APIs lag behind.

89% of devs use generative AI daily, yet only 24% design APIs for AI agents. The 2025 State of the API Report shows how to build for agents today and stay ready for tomorrow.

[Read the Report](/state-of-api/2025/#ai-native-developers)