Thierry Schellenbach - Co-Founder CEO at Stream.io Inc

Thierry Schellenbach

Co-Founder CEO at Stream.io Inc - Techstars NY 2015

Boulder, Colorado, United States

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Summary

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Rockstar

🎓

Top School

Thierry Schellenbach is a serial founder and CEO with 16+ years building high-scale consumer platforms and developer tools, currently leading Stream, which powers chat and activity feeds for over a billion end-users. He combines product-led growth and hands-on engineering—shipping libraries like Stream-Framework and contributing to Stream's Android chat SDK—while favoring Go, Python, Kotlin and React in production. Earlier he co-founded and scaled Fashiolista to millions of users and an eight-figure exit, handling architecture, hiring, and growth as CTO. Trained in business cum laude at Erasmus University, Thierry taught himself programming as a teen and has a knack for turning open-source projects into commercial infrastructure used by major customers from Under Armour to NBC Sports.

16 years of coding experience

7 years of employment as a software developer

VWO, VWO at Johan de Witt- gymnasium

BScBA - Cum laude International business administration, BScBA - Cum laude International business administration at Erasmus University Rotterdam

English, Dutch, French

Github Skills (10)

kotlin10

android-sdk10

backend10

python10

back-end-development10

redis10

django10

cassandra9

javas8

java8

Programming languages (13)

MDXC#JavaGoHTMLKotlinTypeScriptJavaScript

Github contributions (5)

tschellenbach/Stream-Framework

Aug 2012 - Dec 2019

Stream Framework is a Python library, which allows you to build news feed, activity streams and notification systems using Cassandra and/or Redis. The authors of Stream-Framework also provide a cloud service for feed technology:

Role in this project:

Backend Developer

Contributions:744 commits, 10 PRs, 41 pushes in 7 years 5 months

Contributions summary:Thierry primarily contributed to the development of the backend of the system, focusing on features related to the core feed functionality. Their work involved the implementation of love functionality, which included adding and removing activities. The commits demonstrate an understanding of the Django framework and interaction with Redis for caching. Additionally, the user worked on setting up the Cassandra database connection.

pythonstreamsactivity-feedstreamnews

GetStream/stream-chat-android

Aug 2019 - Mar 2021

:speech_balloon: Android Chat SDK ➜ Stream Chat API. UI component libraries for chat apps. Kotlin & Jetpack Compose messaging SDK for Android chat

Role in this project:

Mobile Developer (Android)

Contributions:36 releases, 110 reviews, 991 commits in 1 year 7 months

Contributions summary:Thierry's commits focused on improving the storage and fetching logic within the Android chat SDK. This involved modifications to data models, and database interaction. Changes include improved thread and read-state handling in the SDK's components.

balloonandroid-chat-sdkcomposestreamstream-chat

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