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Stack Overflow

Edtech · New York City, United States · Founded 2008

Helping developers and technologists write the script of the future

Valuation $1–2.5B
Revenue $100–500M
Headcount 500–1k
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Stack Overflow and the history behind them.
Power Law Unicorn$1–10B valuation tier Thoroughbred$100M+ revenue
Knowledge graph
Market map Market Intelligence Landscape Jul 7, 2026

Talent graph

Stack Overflow's talent

Book a demo to see the people
Employees mapped 621 incl. 14 AI specialists
Founders Hidden — book a demo/100 quality score
Key operators 11 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia 8 alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

20 investors on Stack Overflow's cap table

Sourced from Dealroom's funding history. Investor profile links are shown where available.

Series A 13 investors entered at this stage
Bob Pasker
Joshua Schachter
Caterina Fake
Founder Collective
Chris Dixon
SV Angel
Naval Ravikant
Dharmesh Shah
Micah Siegel
Nirav Tolia
Bob Pasker
Union Square Ventures
Caterina Fake
Series B+ 7 investors entered at this stage
Bezos Expeditions
Concept2Company Ventures
Andreessen Horowitz
Index Ventures
GIC
Silver Lake Partners
Spark Capital

Stack Overflow mafia

Startups founded by Stack Overflow alumni

Former Stack Overflow employees who went on to start their own companies. Sorted by Dealroom signal score.

DiscourseEst. 2012
Jeff AtwoodUnited States
Signal score80
Awesome Compliance TechnologyEst. 2023
Dick SterkNetherlands
Signal score77
AirtableEst. 2013
Emmett NicholasUnited States
Signal score72
Trello, Inc.Est. 2011
Joel SpolskyUnited States
Signal score62
HeresyEst. 2016
Dimitar StanimiroffUnited Kingdom
Signal score62
ScreenloopEst. 2021
Anton BonerUnited Kingdom
Signal score59
Reframe TechnologiesEst. 2021
Jeff SzczepanskiUnited States
Signal score53
MonegraphEst. 2014
Anil DashUnited States
Signal score52

Book a demo to explore the full alumni network →

Global footprint

Where Stack Overflow has talent and traffic

Workforce by country
38 countries with
team presence
🇺🇸 United States62.9%
🇬🇧 United Kingdom11.8%
🇮🇳 India4.8%
🇨🇦 Canada2.8%
🇩🇪 Germany1.8%
Top 5 of 38 shown
Web traffic by country
24M monthly visits
across markets
🇺🇸 United States21.5%
🇮🇳 India9%
🇩🇪 Germany8.1%
🇬🇧 United Kingdom6.9%
🇫🇷 France4.1%
Top 5 markets shown

Market sentiment

What the market is saying about Stack Overflow

An AI-synthesized read of the highest-engagement posts about Stack Overflow on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

See Stack Overflow on the full Dealroom platform

Live deal flow, founder pedigree, hiring signals, revenue trajectory, and the full cap table.

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