Serhii Rakovskyi
Skills
Timeline
Professional experience for Serhii Rakovskyi
- Current 2 years, since Aug 2024
Senior Mobile Flutter Developer (Remote)
Altamira
The Hood (iOS/Android) - Developed a social platform for seafarers, delivering a clean and intuitive user experience. Contributed to mobile app architecture, integration tests, and CI/CD pipelines to ensure smooth and scalable app delivery.
- 3 years and 5 months, Apr 2021 - Aug 2024
Middle Mobile Flutter Developer (Remote)
Altamira
GrubPos (Flutter Android) - Designed and developed a custom framework for Realm database with Dart and Kotlin Fixture Calendar (iOS/Android) - Led a team to rewrite a legacy server, introducing modern practices and enhancing system performance. Wisdom book (iOS/Android) - Restructured project data for faster downloading and optimized user experience with smooth, lag-free interactions.
- 1 year and 6 months, Mar 2022 - Aug 2023
Team Leader Mobile Development
Delivery Hub LLC
Delivery Hub Customer (iOS/Android) -Rebuilt the app almost from scratch using Flutter and Dart. Designed a custom payment logic that seamlessly switches between two payment gateways.
- 1 year and 3 months, Jan 2021 - Mar 2022
Mobile Flutter Developer
Delivery Hub LLC
Delivery Hub Courier (iOS/Android) - Implemented a background location service for couriers using native platform solutions. Delivery Hub Admin (iOS/Android) - Designed and developed an app for administrators, offering intuitive interfaces and robust functionality.
- 4 months, Jan 2021 - Apr 2021
Junior Flutter Mobile Developer
Brander
Dafi Family Card (iOS/Android) - Built and published an app for one of Kharkiv’s most popular malls, providing loyalty features for users.
- 5 months, Sep 2020 - Jan 2021
Android Developer
Delivery Hub LLC
Delivery Hub Customer (Android) - Developed and maintained a mobile app for a new Ukrainian delivery service, ensuring a reliable and user-friendly platform.
- 1 year, Feb 2020 - Jan 2021
Junior Android Developer
Brander
HT.kz (Android) - Designed a websocket-based real-time data synchronization algorithm for hotel listings, ensuring dynamic UI updates. InBus (Android) - Developed and launched an app for one of Ukraine’s largest bus carriers. ChudoOstriv (Android) - Created a reusable template for quick and efficient redesigns of e-commerce applications.
- 4 months, Nov 2019 - Feb 2020
Treine Mobile Android Developer
Brander
Meeting room (android) - Built a private app for office meeting room reservations, predating Microsoft Teams’ similar feature.
Educational background for Serhii Rakovskyi
- 11 months, Sep 2016 - Jul 2017
Automation and computer-integrated technologies
V. N. Karazin Kharkiv National University
Built an Android application based on the optical recognition algorithm from the Bachelor’s project, enhancing usability and real-world application.
- 3 years and 11 months, Sep 2012 - Jul 2016
Systems Engineering
V. N. Karazin Kharkiv National University
Designed and implemented an optical recognition algorithm based on character separation and neural network-based character recognition, trained from scratch.
Languages
English
C1 (Fluent)
German
A1-A2 (Basic)
Ukrainian
C2 (Expert / native speaker)
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