Certificates
Stefan Dirnstorfer
CTO
he
Stefan Dirnstorfer is the CTO at testup.io, where he focuses on creating an entirely visual workflow for test automation. With many years of experience as a software developer, he has now dedicated himself to a new mission in software quality assurance.
Open To
Write
Speak
Mentor
Awarded for:
Achieving one or more Community Stars in five or more unique months
With servers in >250 cities around the world, check your site for localization problems, broken GDPR banners, etc.
How are teams like yours balancing speed, quality, security, and AI in 2026? Download your copy and get real insights.
Let agents spin up stateful API simulations so they can deliver better work, without hitting your live endpoints.
BearQ continuously tests your app, reducing test maintenance and uncovering gaps scripted tests can miss.
Get enterprise service virtualization for complex systems, realistic behavior, and AI-assisted workflows.
