Blog

Tessa in 24 Seconds

September 17, 2026

Tessa Testing Product

A 24-second film of Tessa, our testing companion: a scenario drafted in plain language, a run on an Android phone, and the evidence when a step fails.

Case Study: Kotlin Multiplatform for a 150K-User Pension App

March 15, 2025 by Matthias Ernst

Kotlin Multiplatform Case Study Mobile Development Financial Services

How a two-person team used Kotlin Multiplatform and Compose Multiplatform to consolidate a Swiss pension app into a single codebase, cutting delivery time, reducing defects, and simplifying maintenance for 150,000 users.