Aleksei Sigai

Entwicklung mobiler Apps

• Transformed an initial medical app prototype with fundamental architectural flaws and UI issues into a fully functional production application with MVVM architecture using SOLID principles • Authored guidelines for code style, testing practices, and code review procedures • Designed and implemented database module using SwiftData • Integrated CoreML models into the application • Responsible for making key technical decisions in the iOS project and conducting code reviews for all iOS developers

• Efforts have been made for the bank to win the Marksweb banking app competition in 2021 • Created a feature for transferring money by phone number as part of a team of three iOS developers • New components for Server Driven UI were written • Minor tweaks to CI/CD were made • Team processes were improved and skills were acquired for 300 percent test coverage

• A group of advertising banners was created • A report on accessibility (adaptation of the app for visually impaired users) was organised • Experience was gained in mentoring junior developers • Experience was gained in improving team processes

• Most of the project is rewritten from Objective C to Swift • VoiceOver support was added • A series of features with maps and saving data using Realm database was finalised • Conducted Certificate Support and Application Deployment in AppStore • A feature to create an entry in the user's calendar was implemented