Join Reactor.Build next excellentproduct.
See open positionsAbout
We’re building an AI-native product and venture studio designed for a new era of execution — small senior teams, fast iteration, and real ownership.
Small teams. Real impact.
At Reactor, designers, engineers, strategists, and operators work closely together from day one. We move fast, validate quickly, and build products that create real business impact.
- No heavy hierarchy.
- No endless handovers.
- No waiting weeks for decisions.
- 1
Builders overspectators
We value people who like making things real.
- 2
Speed overbureaucracy
Fast iteration beats endless planning.
- 3
Ownership overtask lists
Everyone shapes the outcome.
- 4
Curiosity overcomfort
AI is transforming product development. We anticipate this shift.
Reactor by the numbers
€30M+
ARR impact100+
Initiatives delivered2015
FoundedKiwi.com
Trusted for 7+ years
Open positions
We’re always looking for folks who don’t give up easily. Think you can handle complex challenges and get the job done? You might just be who we’re looking for!
One idea.One sprint.One real product.
If it works, we scale it. If it doesn’t, we learn fast and move on. That’s the system.
Start an idea