Products
By Team
Sales
Multithread effectively and personalize outreach to convert deals faster
Social Media Marketing
Elevate social presence and drive business growth from social media
RevOps
Identify and prioritize high-intent leads, and improve sales effectiveness
Events & Field Marketing
Find and connect with ICP attendees, and improve event outcomes
Resources
.png)
.png)
Thierry Schellenbach
Boulder, Colorado,United States
Find Thierry Schellenbach's Email
Find Thierry Schellenbach's PhoneWho Is Thierry Schellenbach?
Thierry Schellenbach is a Dutch entrepreneur and software engineer, widely recognized as the Co-founder and CEO of Stream (formerly GetStream.io). Stream is a leading API platform that enables product teams to build scalable activity feeds and chat applications for their users, serving billions of API calls for hundreds of companies. Prior to Stream, Thierry co-founded Fashiolista, a social fashion discovery platform that grew to millions of users and was eventually acquired. He is a strong advocate for open-source software, having authored popular libraries like Stream-Framework and Django-Activity-Stream. Thierry is known for his expertise in building highly scalable backend systems, API design, and real-time data processing. He is also a Y Combinator alumnus (W15).
How Did Thierry Schellenbach's Career Path Shape Their Journey?
Thierry Schellenbach's work history includes a series of influential roles in various companies. Here is a detailed list of his professional journey:
What Are Thierry Schellenbach's Key Achievements?
Co-founder & CEO of Stream (GetStream.io)
Successfully co-founded and leads Stream, an enterprise-grade API platform for activity feeds and chat. Under his leadership, Stream has become a key infrastructure component for numerous applications, powering user engagement for millions of end-users globally.
Y Combinator Alumnus (W15)
Led Stream through the prestigious Y Combinator Winter 2015 batch, gaining valuable mentorship, funding, and a strong network that contributed to Stream's early growth and success.
Co-founder & CTO of Fashiolista
Co-founded Fashiolista, one of the pioneering social shopping platforms, and served as its CTO. He was instrumental in building the technology that scaled to millions of users and a large inventory of fashion items, eventually leading to its acquisition.
Influential Open Source Contributor
Authored and maintained several popular open-source libraries, notably Stream-Framework (Python), Django-Activity-Stream, and others, which have been widely adopted by the developer community for building activity feed functionalities.
Thought Leader in Scalable Systems and APIs
Frequently speaks and writes about building scalable systems, API design, and entrepreneurship, sharing his insights and experiences with the broader tech community through articles and conference talks.
What's Thierry Schellenbach's Educational Background?
BScBA - Cum laude, International business administration
Erasmus University Rotterdam - Year 2005
VWO
Johan de Witt- gymnasium - Year 1999
Buying Intent Signals for Thierry Schellenbach
Highperformr Signals uncover buying intent and give you clear insights to target the right people at the right time — helping your sales, marketing, and GTM teams close more deals, faster.
Company Overview
Stream.io Inc - Techstars NY 2015Stream.io provides robust APIs and SDKs that enable product teams to build and deploy scalable in-app chat messaging and activity feeds quickly and efficiently. Their solutions are designed for developers looking to integrate rich, real-time communication features into their applications without the complexity of building and maintaining the underlying infrastructure themselves. This allows businesses to enhance user engagement and retention by adding social features with less development time.
Highperformr's free tools for company research
Find contact info
Get verified emails, phone numbers, and LinkedIn profile details
Find similar contacts
Discover contacts with similar roles, seniority, or companies
Perform deep contact research
Uncover insights like skills, work history, social links, and more
Discover, research and enrich contacts with Highperformr — Smarter, Faster
Explore contacts in-depth — from verified emails and phone numbers to LinkedIn activity, job changes, and more — all in one powerful view.
Highperformr AI helps you surface the right people and enrich your CRM with live, accurate contact insights so your teams can connect faster and close smarter.
- Track signals like job change, promotion, and LinkedIn activity
- Enrich contacts with verified email, phone, and social data instantly
- Automate enrichment and updates with powerful workflows
- Sync enriched contact info directly into your CRM and tools
Thousands of contacts — including decision-makers, influencers, and ICP matches — are just a search away.
Thousands of companies, including, are just a search away.