- Accelerated pipelines and unit-tests by 57% due to the introduction of fake-timers technology.- Decomposed the monolithic application into micro-frontends, which made it possible to switch to independent releases.- Led a frontend development school for interns.- Developed UI kit, which generalized the approach to UI development between departments.

- Simplified the creation of business processes in the 2D BPMN editor by implementing the interprocess import function.- Reduced the application loading time by 43% by using lazy loading.- Developed customizable UI-kit and published in open source.- Developed a custom 3D engine that can display 1,000,000 polygons at the same time.

- Reduced the bundle size by 1.5 times by using the tree shaking.- Implemented offline mode in the application through the use of Service worker technology.- Integrated ui-widgets developed by other teams using micro-frontends and custom elements.