Polina Belovodskaya PollyVern

Hi, I'm Polina an experienced iOS developer with over 5 years of creating innovative and user-friendly applications for different devices.

My skills:

Main languages Swift, Python. Also have experience with C#, Objective-C.
Use AutoLayout + SnapKit for code-based layout, also have experience with .xib and .storyboard
Developed and successfully launched in AppStore applications from scratch, optimizing design, choosing suitable architecture and logic for each project
Implemented Apple authorization logic
Monetized applications using Apple subscriptions and Yandex advertising
Worked with frameworks: AVFoundation, Vision, Lottie, AppTrackingTransparency, PDFKit, Kingfisher, WebKit
Have experience with CoreData, Realm, Keychain, UserDefaults
Use GCD in work
Handled all api request requests through libraries/methods Alamorfire, URLSession, Moya using tools Proxyman, Postman
Use reactive framework for fast information transfer - Combine
Rationally apply architectures in work: Singleton, Builder, Factory method
Used architectural patterns: MVP, MVVM, Clean Swift
Follow the principles of SOLID, DRY, write clean and understandable code
Monitor memory leaks, rational initialization of variables/constants/classes/structures and their deinitialization
Worked with Firebase, AppsFlyer, Yandex and Qonversion analytics
Connected pushes to the project, universal links and deeplinks with subsequent logic in the application
Depending on the project, I document in Notion or in XCode itself
Work with layouts through Sketch/Figma. Have experience in UI/UX design

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