During January 2025, this developer contributed to the marcin-filipiak/test_wspolpracy repository by delivering two user-facing features focused on data reliability and reporting. They implemented a Push Confirmation Feature, enhancing user action reliability through a new UI flow and supporting assets. Additionally, they expanded the zbiorczy.md dataset by adding a new data entry row, improving data availability for analytics. Their work demonstrated disciplined version control, clear feature ownership, and effective cross-functional collaboration. The technical approach centered on Markdown for documentation and data modeling, with attention to UI/UX asset management. No bugs were reported or fixed during this period.