Square One Resources - PolandSenior Javascript Developer
Feb. 2020 - Oct. 2021RemoteHired as a Senior JavaScript Developer for a large pharmaceutical companies in the world, I have been working on two distinct projects My responsibilities included:
- Choosing technology and designing architecture that fits both product requirements and existing company tech ecosystem.
- Product leadership, ensuring timely implementation from start to finish, code review and mentoring more junior developers, aligning with non-technical business stakeholders and collaboration with other teams.
- Writing and updating design specifications and documentation, preparing, launching and monitoring major apps releases. - Warehouse logistics application (iOS/Android)
Application has been built using Capacitor and the Angular, fulfilling strict given requirements such as accessing backend resources via proxy, JWT-based authentication and client-side certificate validation during HTTP connections, full offline mode support, and built-in QR code scanner, among others. - Medicinal Regulatory Authorities Data Hub System (Web)
Powered largely by the Angular + ngrx store ecosystem, heavily leaning on reactive programming approach (rxjs). Certain parts of the application ecosystem were built with React. A big focus was placed on performance and concurrency, as the application accessed multiple third party data providers at once in dozens of parallel requests and had to parse through large datasets. -----
Tech stack: Typescript, Angular 2+, React.js + Redux, node.js, Ionic + Capacitor for mobile capabilities, rxjs + ngrx for state management, websockets, oAuth, Swift and Java for iOS and Android specific codebase.