Code debugging, bug fixing, performing unit testing of code and improvements to enhance application quality and performance, error handling and security measures. Helps with team member problems, and oversees team member work for quality and guideline compliance. Provides quality customer service, including interacting with customers,

Development and implementation of new software modules. There were many aspects, such as asynchronous operations, complex 
 data analysis for convenient visual representation, optimization of client-server communication, custom cross-platform localization, UI/UX 
 optimization for different iOS versions and screen sizes.

Yevhen took care of app architecture and worked with RESTful API integration (including caching to CoreData with versioning), complex UI/UX problems (custom controls customizable directly from IB, asynchronous UI updates and RESTful API calls, techniques to straightforward the users experience), analytics integration and ways to maximize user satisfaction with minimal development effort.

Eugene engaged in: simultaneous multitouch gestures for intuitive 3D scene manipulation in UI/UX, 3D rendering and 3D data manipulation algorithms with c++ libraries integration, сlient-server through SOAP protocol, volume rendering, reverse kinematics for Stewart platform.