During July 2025, Cezar enhanced data modeling capabilities in the alan-eu/activepieces repository by extending the ArrayProperty feature to support DateTimeProperty sub-properties. Using TypeScript and full stack development skills, he updated the default value generation logic to accommodate arrays of date and time values, enabling more flexible scheduling and time-based automation workflows. This technical approach reduced configuration friction for users needing to model complex time-based data, aligning the platform more closely with customer requirements. While no bugs were reported or fixed during this period, the work demonstrated depth in both backend logic and practical application of TypeScript features.