Development and support of a product with a large code base for various customers in a consulting company. Worked on a major projects as Loreal, ARJO, Hartmann etc.• Swift, Obj-C, XCTest, CI/CD, CoreData, Rest APIs, Salesforce, Jira, GitHub• Writing new code in Swift and debugging in Obj-c;• Writing Documentation;• CI/CD setting via Bitrise;• Code review and refactoring;• Communication with large team;

Developed by myself an app-collection of puzzles, posted in AppStoreThe application implements the logic of generating the initial Sudoku field and generating the initial open numbers.• UIKit, Swift 5, json-coding, Codable, MVC pattern;• Unit-tests via XCTest;• VCS git, open source project on GitHub

Developing a messenger for an ecosystem of internal applications - the functionality of exchanging text messages, images and documents, voice messages.• UIKit, Swift 5, Alamofire, GCD, REST, User Notifications, Firebase• Design application screens;• Design and develop business logic; • Making builds;• Code refactoring;• Tasks estimation;• Communication with team

Made a project - saving and storing images by url.• Alamofire, json-coding, Codable, UIKit, Storyboard • Design application architecture;• Design application screens;• Design and develop business logic;• Code refactoring