- Maintained and improved two mobile applications on NativeScript Angular. Made refactoring of the old codebase and improved performance and stability of applications.- Developed one new application from scratch, using NativeScript Angular.- Shared with colleagues best practices of Angular, TypeScript and Rx.Js.- Developed several features on backend using Node.js and Firebase Cloud Functions.

Developed several POC applications, which were targeted to check how to work with special tools and how to include them in the company products. Here is the list of tools:- MongoDB with Atlas Search- MS Teams application with Tabs and Task modules- Azure Key Vault- Azure Delegated PermissionsFor developing those POC applications I used Node.js for the backend part and Angular or Vue framework for the frontend.

- Worked as a Frontend developer with Angular (TypeScript). Maintained a large codebase of enterprise medical applications. Developed new features in the field of digitization of medical documents.- Developed new medical applications, as part of one global medical system, which included developing a brand new app – systems for patient registration with Covid-19 symptoms.- Integrated web applications with external services.- Wrote unit-tests, for web (TS, jasmine framework) and mobile (C#, xUnit framework) applications.- Performed various code reviews.- Since August 2020 I was also in charge of being a Team Leader for the frontend department.- At the start of my career contributed to developing mobile apps with Xamarin Forms (C#), for iOS and Android platforms. Integrated them with Firebase push-notification service. Published apps to App Store and Google Play.