Petri Savolainen focused on backend reliability improvements for the streamr-dev/network repository, addressing a persistent issue in GeoIpLocation test stability. He updated integration and unit tests to reference helsinki.fi instead of suomi.fi, adapting to recent changes in geoip database coordinates. This adjustment ensured that location data assertions remained accurate and reduced test flakiness, leading to more dependable continuous integration outcomes. Working primarily with JavaScript and TypeScript, Petri’s efforts enhanced data accuracy and minimized maintenance overhead in geoip-related tests. His precise commit traceability supports future audits and onboarding, reflecting a methodical approach to backend development and integration testing.