Aleksander Filimonov

Experienced iOS developer with 5 years in iOS development for major tech companies. I have implemented innovative solutions for IT giants like VKontakte and Prequel. Millions of users now using the products I have transformed. My achievements include developing award-winning interfaces that resulted in significant profit growth for one of the largest national online retailer, speaking at prestigious conferences with 300+ attendees, and creating my own products actively used by 20.000+ users.

Senior iOS Developer

• Implemented H264 Stream decoding strategy at client side that allowed to use another processing algorythm at serverside and decreased server time of processing media by 60%, that saved more than $100 000
• Integrated OpenCV processing for shared codebase between platforms, which reduced code maintenance time by 35%
• Realized manual camera mode with shutter/ISO priority (which is almost nowhere to be implemented)

iOS Developer

• Worked in large team (over 60 iOS developers), refactored multiple screens, created custom UI components
• Created and maintained a screen with an extremely complex UI and many states, which increased views of clips by 35% (from 300M to 435M views per day)
• Implemented Core part of the video clip and stories editor (AVComposition + CIImage) that increased number of daily uploaded videos by 2 times, decreased rendering time by 40% and decreased development time by 50%

Rendez-vous - iOS Developer

• Involved in the entire app development process from start to finish
• Implemented the process of automating analytics integration that decrease time of integration by 25% among all projects
• Created beautiful UICollectionView carousel, which increased number of orders by 5 times (from 13000 per month to 65000), and made talk about it
• Won the Tagline award 2020-2021 in the "People's Vote"

Banking app - iOS Developer

• Created a reusable solution for working with forms that reduced the development time for such screens by 2 times
• The top three "Best financial apps" Tagline award 2020-2021

Social network app - iOS Developer

• Fixed UI lags while scrolling with frame layout
• Integrated AVPlayer to the main screen that increased interaction with video content by 40%