Alex Gievsky

Moscow, Russia

Member since April 17, 2015

Alex makes apps and games with C++, Objective-C, Java, and C#. His domain and experience are around iOS, Android, Mac, and Blackberry platforms. He has exceptional cross-platform, "write once – run everywhere" background. Being skilled in arts and design, he is passionate about his all-inclusive approach and about working in teams.

C++Objective-C Swift iOS Xcode Git Cross-platform Cocoa User Experience (UX)Facebook Open Graph API Android Studio Java Clojure Android SQLite Show more

Alex is now available for hire

Hire Alex

Portfolio

Johnson & Johnson - Health IT (via Toptal)
Objective-C, Swift, AutoLayout, CocoaPods, Voice Recognition, UIKit
Inada Consulting, Limited (via Toptal)
Swift, Stripe, Alamofire, Core Data (Cadmium), Swagger, Auto Layout, MVVM...
FIDEL (via Toptal)
iOS, Android, Swift, Java, CocoaPods, Gradle, Jitpack.io, Ion

Experience

C++, 11 years
iOS, 5 years
Cross-platform, 4 years
Objective-C, 4 years
UIkit, 4 years
Android, 3 years
Swift, 3 years
Java, 2 years

Availability

Part-time

Preferred Environment

Xcode, IntelliJ, Git, Heroku, Vagrant

The most amazing...

...game I've made is reTales, a cross platform RPG with nonlinear storytelling, progression trees, and complex economy.

Employment

Senior iOS Developer
2018 - 2018
Johnson & Johnson - Health IT (via Toptal)
- Updated deprecated UI layers, tutorial screens, and voice recognition modules with manual input.
- Improved networking API stability.
- Fixed concurrency issues.
Technologies: Objective-C, Swift, AutoLayout, CocoaPods, Voice Recognition, UIKit
Mobile iOS Swift Developer
2017 - 2017
Inada Consulting, Limited (via Toptal)
- Designed the app's UI with complicated custom views.
- Designed the app's API client.
- Created model test schemes.
- Developed the app's logic.
Technologies: Swift, Stripe, Alamofire, Core Data (Cadmium), Swagger, Auto Layout, MVVM, XCTest
iOS SDK Developer
2017 - 2017
FIDEL (via Toptal)
- Created an iOS SDK and wrapped it into a custom pod.
- Created an Android SDK and wrapped it into a custom Gradle plugin.
- Wrote UI/unit tests for both iOS and Android SDKs.
Technologies: iOS, Android, Swift, Java, CocoaPods, Gradle, Jitpack.io, Ion
TCPA Lead App
2017 - 2017
Bursor & Fisher, P.A. (via Toptal)
- Designed the UX/UI for both platforms.
- Developed an iOS app to capture leads.
- Developed an Android app to capture leads.
- Developed an Android BroadcastReceiver-based widget.
Technologies: iOS, Android, Swift, Java, CocoaPods, Gradle, Git
iOS Developer
2016 - 2016
Verto Analytics (for Cisco; via Toptal)
- Updated the user interface in compliance with the latest iOS guidelines.
- Improved usage statistics: Added parameters showing traffic consumption by any particular date on a daily basis.
- Updated the speed test API.
- Introduced a new projected overage value, a statistically-based parameter predicting data plan excess.
Technologies: Objective-C, Swift, Core Data, GCD, Auto Layout
HTML5 Developer
2016 - 2016
Maths Online (via Toptal)
- Developed core logic with JavaScript.
- Developed platform-specific wrappers for iOS (Obj-C) and Android (Java).
- Developed the app's design from scratch with Adobe Illustrator.
Technologies: Cocos2D, JS, Obj-C, Java, Adobe Illustrator
Mobile App Developer
2016 - 2016
Mindway Media (via Toptal)
- Created a cross-platform, multi-resolution drawing app.
- Extended and improved the Cocos2d-x UI.
- Created an image layer to export pictures to Photo Library.
Technologies: Cocos2d-x, C++, Objective-C, iOS
iOS Developer
2016 - 2016
NALSA (via Toptal)
- Converted a legacy project to a newer version.
- Redesigned all the UI to be compatible with Auto Layout.
- Updated deprecated libraries and APIs.
- Fixed animation-related bugs.
Technologies: Objective-C, Auto Layout, Core Animation, SQLite
Founder
2011 - 2015
SpotGames
- Delivered over 70 mobile apps for clients all over the world on iOS and Android platforms.
- Gathered a distributed team of 12 specialists.
- Established a development pipeline and processes from scratch.
- Conducted several training sessions for the employees in domains like architecture, rapid prototyping, automation, and UX.
Technologies: Objective-C, C++, Java, Cocos2d, Cocos2d-x, Unity, UIKit, Core Services, Retrofit
Team Lead
2013 - 2014
Lemon Tree Studio
- Developed high-quality apps for a European customer.
- Developed and delivered two mobile games of our own.
- Estimated, reviewed, analyzed, and approved the projects' budgets.
- Introduced and directed activities so that products were developed on schedule.
- Directed code review and quality assurance in general.
- Conducted technical interviews.
Technologies: C++, Objective-C, Java, iOS, Android, Unity
Invited Instructor
2013 - 2013
Omsk State Transport University
- Taught the basic concepts of CS and software development to a group of fourteen students.
- Taught software development techniques and processes, including Agile, code review, versioning, testing, and more.
- Conducted final exams.
Technologies: OOP, C++, Java, Design patterns, Git
Developer
2009 - 2011
Wellore
- Integrated Lua scripting into the game engine end editors.
- Developed various internal tools and editors for animation/particle systems, scripting, GUI, cut scenes, and levels.
- Optimized rendering.
- Developed unit tests for the game engine and game logic.
- Developed tools for artists and designers.
Technologies: C++, DirectX 8, Lua, MFC, Qt
Developer
2008 - 2009
Freelance
- Developed browser-based games for a few hosting providers in Russia.
- Managed client requirements and project lifecycle.
- Collaborated with remote artists and sound designers.
- Integrated game code into client CRMs.
- Developed resource exporting plugins for FlashDevelop.
Technologies: FlashDevelop, Haxe, Flash Builder

Experience

Fidel SDK (Development)
https://fidel.uk/
SDKs for the Fidel card linking platform.

Android: https://github.com/FidelLimited/fidel-android
iOS: https://github.com/FidelLimited/fidel-ios
Starsite Android (Development)
https://play.google.com/store/apps/details?id=com.onsite.tcpalead
A call blocking, anti-spam Android app.
Cisco Data Meter (Development)
A traffic consumption tracking app, made for iOS.
Flying Animals Drawing (Development)
https://itunes.apple.com/ru/app/id1231830111?mt=8
A cross-platform drawing app.

Platforms: iOS, Android

Android link: https://play.google.com/store/apps/details?id=com.fly.drawing
https://itunes.apple.com/ru/app/id1231830111?mt=8
yaChat iOS App (Development)
https://itunes.apple.com/us/app/yachat/id1148380526
A messaging iOS app.

Tech: Auto Layout, GCD, Core Data, Parse Server
Pikasso Photo Editor (Development)
https://itunes.apple.com/us/app/pikasso-photo-editor/id1148382622
A photo editing app for iOS.

Tech: Auto Layout, Core Graphics, GPUImage 2, GCD
Everything’s Rosie: Make a Picture iOS App (Development)
https://itunes.apple.com/gb/app/everythings-rosie-make-picture/id1112484607?mt=8
An iOS app for kids. Made with Cocos2d-x. Runs smoothly on every single device with various screen sizes.

Implemented custom rendering techniques, photo editing, and management.
Math Online (Development)
https://www.mathsonline.com.au/games/speed_skills
A cross-platform educational app. Currently runs on iOS, Android, desktops, web, and mobile web. Developed with JavaScript, Objective-C wrappers on iOS, and Java on Android. Designed with Adobe Illustrator.
Archiflash - ARE Flashcard Prep (Development)
https://itunes.apple.com/ru/app/archiflash-are-flashcard-prep/id465122106?mt=8
Tech: Objective-C, AutoLayout, Core Animation, SQLite
Dah Doo Dah (Development)
https://itunes.apple.com/app/id924870798
A mobile game about a cute character addicted to dance. Cocos2d-x/C++. iOS/Android. The design was developed on my own (Adobe Illustrator mostly).

Android link: https://play.google.com/store/apps/details?id=com.reenboog.dingmydong
reTales (Development)
https://itunes.apple.com/app/id803844954
A match-3 RPG game. Cocos2d-x. iOS, Android. Built in collaboration with a team of five developers.

Android link: https://play.google.com/store/apps/details?id=com.reenboog.retales
Get 1000 (Development)
https://itunes.apple.com/app/id964474093
A cross-platform puzzle game. Powered by Cocos2d-x, designed in Adobe Illustrator.

Android link: https://play.google.com/store/apps/details?id=com.reenboog.fills
Solve Me (Development)
https://itunes.apple.com/us/app/solvewithme/id778642146?mt=8
A cross-platform educational word search game. Used as an example to teach students the basics of software development during my courses at OmSTU.

Android link: https://play.google.com/store/apps/details?id=com.reenboog.solveWithMe
Stone Totems (Development)
An iOS puzzle game.

Tech: Cocos2d for iPhone, AFNetworking, Box2D
Clojure Back-end Example (Development)
https://github.com/reenboog/clojure_crud_sample/tree/master
A simple easy-to-reskin REST back-end made with Clojure.
Advanced Cocos2d-x Techniques (in Russian) (Other amazing things)
https://habrahabr.ru/post/217387/
An article introducing a few tips and tricks to make your life easier when developing cross-platform games.

Skills

Languages
C++, Objective-C, Swift, Java, Clojure, JavaScript
Frameworks
Cocoa, UIkit, ReactiveCocoa, Core Data
Libraries/APIs
Facebook Open Graph API, PubNub, CocoaPods, Butterknife, Node.js
Tools
Xcode, Android Studio, Git, Adobe Illustrator, Eclipse IDE, IntelliJ, Gradle, Sketch, Adobe Experience Design (XD)
Paradigms
Object-oriented Programming (OOP), Cross-platform, Functional Programming
Platforms
iOS, Android, Heroku, Parse, Firebase
Other
User Experience (UX), Game Design
Storage
SQLite, PostgreSQL

Education

Master's degree in Software Engineering
2015 - 2016
Innopolis University - Innopolis, Russia
Master's degree in Computing Machines, Complex Systems, and Networks
2008 - 2013
Omsk State Transport University - Omsk, Russia