Максим

Maxim Vasilevsky
Senior iOS Developer
Kyiv, Ukraine
[open contact info](look above in the "contact info" section)
[open contact info](look above in the "contact info" section)
Telegram: mvasilevsky

Tech Stack
Languages: Swift (primary), Objective-C
Core iOS SDKs: UIKit, CoreData, AVFoundation, CoreGraphics, MapKit, CoreBluetooth,
CoreML, CoreLocation, StoreKit, CoreAnimation, WebKit, Notification Center, GCD
Modern iOS: SwiftUI, Combine, Async/Await
Third-Party & Tools: RxSwift, PromiseKit, Realm, EZAudio, AudioEngine, Firebase,
Stripe, Applanga, Facebook SDK, YouTube SDK
CI/CD: Fastlane, Bitrise
Workflow & Team Tools: Git, Zeplin, Sketch, Trello, Jira, Agile/Scrum

Experience
United Tech — Senior iOS Developer
May 2020 – May 2025
Product: High-load messaging app with video & text chat

Implemented real-time video and text communication using WebRTC and custom
sockets
Developed video processing pipeline using CIFilters, Metal shaders, and
AVFoundation
Designed complex animated UI with theme switching and localization (Applanga)
Mentored junior developers, reviewed PRs, maintained CI/CD (Bitrise)
Stack:* Swift, UIKit, Metal, WebRTC, Combine, Firebase, CoreMedia

UpGames Ltd — iOS Developer
April 2018 – March 2020
Product: PokerUp — social real-time poker game

Integrated sockets for multiplayer gameplay and syncing game states
Built rich animations and user interfaces using CoreAnimation
Implemented in-app purchases (StoreKit), analytics, and CoreData caching
Contributed to App Store release and user retention improvements
PokerUp on App Store
Stack:* Swift, Objective-C, CoreData, AVFoundation, WebSockets, StoreKit

Stfalcon — iOS Developer
October 2017 – April 2018
Projects:

LocalZing: Uber-like service for travelers to find local guides
 Integrated location services, payment systems, and real-time sockets
Used RxSwift for reactive UI updates

UaRoads: Road condition tracker with map visualization and local data caching
Used CoreLocation and MapKit for accurate tracking
UaRoads App
Stack:* Swift, RxSwift, MapKit, REST API

Masao — iOS Developer
2017

Developed ApSales CRM with offline data storage and synchronization via REST
Integrated CoreData, NotificationCenter, and MapKit
ApSales

Maintained 7road app: background services, push notifications, Firebase
analytics
7road Website

Stack:* Objective-C, CoreData, Firebase, PushKit

SoundInMotion — iOS Developer
2015 – 2017

Built and maintained audio/video apps with AudioEngine , AVFoundation , and
EZAudio
Implemented video overlays and streaming with Facebook and YouTube SDKs
Handled multi-language support, analytics (AppsFlyer, Firebase), and In-App
Purchases
Selected apps:
SoundInMotion
Ultralux
Teatr Teney
Digitsole
Stack:* Swift, AVFoundation, Firebase, Facebook SDK

iOSDevCourse — Student
2014

Intensive Objective-C and Swift training
Completed hands-on projects: multithreading, animation, REST, CoreData, MapKit
Focused on UIKit, Delegates, Notifications, Blocks, and GCD

Education
National Technical University of Ukraine “KPI”

Bachelor of Science in CAD for Polymer Composite Processing Equipment (2010–
2014)
Master’s Degree in the same specialization (2014–2016)
Publications
Today Extension in iOS (Swift 4)

Languages
Ukrainian — Native
Russian — Native
English — Upper-Intermediate (B2) – confident in technical documentation and
meetings