Olena Kramarenko

Password manager app • Rewrote and refactored parts of the legacy codebase, improving the app's stability and maintainability, ensuring the integration of unit tests. • Played a pivotal role in driving the adoption of Jetpack Compose by leading the development of a project. This resulted in 30% enhanced team productivity and application performance. • Led a feature team of 4 developers. Features were delivered on time and received positive feedback from users, with a 15% improvement in users satisfaction.

Smart Home Solution for Mobile App: • Provided leadership as part of a feature team of 3 developers to Implement new features according to project requirements • Updated and deployed app to Google Play Store, implementing features to enhance performance and user experience • Played an instrumental role in demo sessions to showcase implemented features

Construction Company Application and Travel Application: - Implemented custom user interface elements such as a Date Range Picker. - Integrated Google Maps API for location-based functionalities and Firebase Cloud Messaging for push notifications. - Implemented real-time chat functionality and geolocation-based polygon checks.