Case studies

What real rooms built

Numbers and names, not adjectives.

Four cities · 14 to 17 September 2026

80people in the room
4
cities in one week
80
prototypes, one each
3h
per evening

Four evenings in four countries in one week. Everyone designed a test, built it with AI, tested it with synthetic users and pitched it in three minutes.

“In just a few hours, we turned a real product challenge into something we could present.”
URUrja RamanandiSenior Software engineer
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Warsaw · 4 July 2026 · Imaguru

21people in the room
21
apps, one each
2
real briefs
2
winning teams

Everyone had a working first version in about five minutes. The whole day went on the hard part, which is deciding what to build.

“Even a beginner can build a no-code app and solve problems that used to require technical skills.”
Emil SłowikEmil SłowikSr Technical Support Mgr, P&G
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Athens · 11 July 2026 · Goulandris Foundation

22people in the room
6
apps, in teams
2
real briefs
5
teams

A museum and an accessibility group set the briefs. Every team pitched a working app back to them the same afternoon.

“I haven't had that much fun in a long time when designing.”
Elena TzerefouElena TzerefouProduct Design Lead, Digital Winners
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Ionian TechnologiesIonian Technologies

Ionian Technologies · Thessaloniki · May 2026

8people in the room
4
bets in parallel
2
test rounds
1
go or no-go

Four product directions built side by side, put in front of real users twice, and one decision made in the room before dinner.

“Building has gotten easier. Distribution is now the challenge.”
Spyros TsoukalasSpyros TsoukalasFounder, Ionian Technologies
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