Alexander Mamaienko Email & Phone Number

Zaporizhzhya, Ukraine

- Recruited and built a high-performing dev and marketing team from scratch.- Communicated closely with C-level executives to align business and tech strategies.- Defined team vision, goals, and tasks, leading to seamless project execution.- Enhanced QR recognition by 8x, dramatically improving user experience.- Led a full site redesign, boosting online.

Швеция

- Developed a fintech app from the ground up, collaborating closely with another developer.- Implemented cutting-edge Android technologies to create a user-friendly, robust platform.- Delivered a seamless mobile experience, leading to 50,000 users within 9 months.- Reduced app crashes by 98% by integrating Crashlytics and CI/CD pipelines.- Improved the.

Дания

- Collaborated in a small team to develop a neighborhood violation tracking app.- Utilized Mapbox and custom views for advanced mapping and tracking features.- Adopted MVVM architecture to create scalable, maintainable app structure.- Delivered innovative solutions for tracking real-time violations and incidents.- Ensured the app's usability and.

Ukraine

- Accelerated the development of DashcamUa, a mobile app designed for dashcam functionality.- Developed advanced features like car accident recognition and two-way camera recording.- Integrated video and sensor data collection for enhanced safety insights for drivers.- Collaborated with the team to deliver a polished product within 5 months.- Presented the.

- Conceptualized and developed a dropshipping support app for Vkontakte social network.- Managed all aspects of the business, including development, marketing, and sales.- Developed both Android and.NET applications to support the platform's functionality.- Designed and launched the app’s landing page, optimizing for user acquisition.- Closed the project.

Ukraine

- Led the development of a social network app for airsoft players as the sole Android developer.- Designed and implemented all app features independently, ensuring a complete user experience.- Created a platform tailored to airsoft enthusiasts, fostering community engagement.- Developed the app from concept to release, handling all Android development.

- Refactored** existing car wash app code, introducing new features and fixing bugs.- Led the development of app architecture and UI for a cryptocurrency trading app.- Maintained codebase stability while adding new features, ensuring smooth functionality.- Developed a cryptocurrency wallet with trading features, expanding the app’s functionality.- Enhanced.

Днепр

Ukraine

- Developed and refactored the Shafa online marketplace app, improving performance.- Enhanced user experience by troubleshooting and fixing critical bugs.- Worked on updating the app’s features, aligning with user needs and market demands.- Collaborated with a small team to deliver an app tailored to Ukrainian users.- Adapted quickly to changing.

Ukraine

- Developed various Android apps across different industries, including fintech and social media.- Contributed to a cryptocurrency wallet app, improving app security and functionality.- Collaborated with a team to deliver fully functional, client-specific mobile solutions.- Enhanced user engagement by integrating seamless UX/UI designs into multiple apps..

Ukraine

- Developed five projects, including a messaging app and a stock trading platform.- Refined app architecture, improving overall performance and stability.- Delivered a messenger app that supported real-time communication for users.- Collaborated with cross-functional teams to ensure timely project delivery.- Resolved critical bugs, improving app.

Bachelor'S Degree, Computer Engineering, 5.0

Education record