Manuel Merki REFACT CEO
Manuel Merki

CEO

Experience with 33+ IT projects: From banking applications to mobile apps to IoT sensors. Trained in corporate communications, triple startup experience.

Juan Viola REFACT CTO
Juan Viola

CTO

Team leader, quick to understand, with the best solution as a goal. Experience as CTO of eight tech teams. MENSA member. Speaks six other languages in addition to programming.

Custom AI

Automation

We use statistical analyses to identify inefficiencies and defects, as well as generative artificial intelligence to simplify repetitive tasks. They help us to be faster.

2 Developers (fix)

Depending on the project, we bring in freelancers.
Our network consists of experienced developers with whom we have been working together for many years.

Tell us about your optimization project.

We will answer your questions and introduce ourselves.

Book a Meeting

Or write us personally to manuel.merki@nullzig.com. Your email will be answered promptly.

“Manuel works very efficiently, with the highest customer orientation and we are very satisfied with the result!”

Silvie Cuperus
Life Science Zürich

“Manu has a doer mentality and a systematic approach that enables him to drive projects forward.”

Reto Brader
CEO BARIX AG

“Even in difficult situations, Manuel kept cool and kept an eye on the goal, which I really appreciate.”

Nadine A. Felber
Gründerin Source Engine

“Manuel is an excellent project manager with excellent communication skills and a charming way of working together. I'm very satisfied.”

Johannes Rietschel
Inhaber Qibixx AG

Good Work Guaranteed

  • We give a guarantee on our work. Should a fix be necessary, it will be done immediately and free of charge (up to 12 months after the end of the project - the terms and conditions apply).

  • We are a team of experts who carry out refactorings based on extensive test coverage.

  • We follow your development guidelines or define the requirements for clean code together with you.

  • We offer training for development teams to maintain code quality over the long term.

Compliant

We can optimize the code according to your requirements, or develop it together with you.

  • Data protection (Europe, USA)
  • Industry standards (ISO/IEC, IEEE, etc.)

Safe

We work on cryptographically encrypted environments. We implement requirements for server locations and specific configurations according to your specifications. No code sharing. NDAs go without saying.

Transparent

We'll commit with comments to your favorite Git. We communicate progress openly and changes are understandable. Additional reporting in regular iterations is possible.