Co-founder of Quirence. Product design.
QA leadership

A little curiosity goes a long way.

Makingbuildingfun again.

I’m Christian Biermann. I bring a QA leader’s eye to designing and building products at Quirence.

At Rockbot, I built the QA team and rebuilt its Playwright framework.

Currently buildingRinkata / our first product

Design with curiosity.
Build with care.

01 / Currently building

Ideas, made real.

Quirence / First product

Rinkata brings project knowledge and work into one place, helping coding agents stay connected to what you intend to build.

Explore Rinkata

QA & leadership / Rockbot

Growing a QA organization

Built and led the QA organization, hired and mentored team members, and rebuilt the Playwright automation framework. Tested across web, hardware, and firmware.

Explore my work

02 / The story

Following the spark.

The QA methodologies I build on, the decision to start Quirence, and why I wanted to make things again.

Read my story
“I wanted to go back to feeling excited about building again. I wanted to make building fun again.”

03 / Latest writing

Notes from the Grid.

Visit the blog

04 / Connect

What could we build?

Have an idea, a question, or a shared interest in quality, design, and building? Let’s talk.