Nikolai Kasyanov

As a staff engineer at Careem, I spearheaded the design and development of the company’s server-driven UI platform, leveraging advanced SwiftUI and Compose, along with backend integration. This initiative significantly enhanced user experience and supported the business’s growth trajectory. In addition, I led reliability improvements across Careem’s verticals, reducing the crash rate to within the SLA, among other accomplishments. I optimized the mobile CI/CD pipelines, improving reliability and predictabi

In FlixBus, I played a key role in supporting the company’s international expansion by designing and implementing an extensible payment system. I also kickstarted the Apple Pay integration, enabling FlixBus to participate in the Apple Pay launch in Germany. To enhance app reliability, I championed a testing culture and built the CI and testing infrastructure from the ground up, significantly improving reliability. Additionally, I automated build and deployment processes, ensuring smoother and more dependab

I build iOS apps from scratch. I'm very happy to interact with designers & backend developers to make our apps cool.

I was involved in development of showcase applications (i.e. used at exhibitions & by brand promoters) including games. They were simple 2D games for iOS and Android mostly. I was responsible for integration of game module with the rest of the application.

I participated in development of model-driven rich client application for manipulating Enovia PLM data with simple user interface & better UX than Enovia's web & desktop interfaces can offer. Our customer was 3V Services.

I implemented landscape rendering system using geometry clipmaps algorithm for jMonkey Engine. I participated in design & implementation of client-server simulation system, where server performed all critical calculations and client just rendered graphics & read user input. Also I faced a challenge of integrating two different graphic frameworks: Ardor3D and Nasa World Wind. Finaly I provided working solution. Nasa World Wind was used for Earth rendering, Ardor3D was used for entity rendering & effects.

I implemented backend and frontend for blog aggregator with social features

I administrated the site and did some fronted and backend work.