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Ostap Holub
Mentor
Rising Codementor
US$13.00
For every 15 mins
ABOUT ME
Results-oriented software developer with experience in iOS development
Results-oriented software developer with experience in iOS development
Bright, talented iOS developer with good technical background who have the ability to work with minimal of supervision. Possessing a good team spirit, deadline orientated and having the ability to organise and present complex solutions clearly and accurately. I also understand the importance of creating highly readable and easily maintainable source code. I have strong knowledge in the most common technologies necessary for efficient iOS development.
Kyiv (+02:00)
Joined November 2021
EXPERTISE
7 years experience
Successfully done multiple projects with different language versions. Survived painful migration from Swift 2 to Swift 3
Successfully done multiple projects with different language versions. Survived painful migration from Swift 2 to Swift 3
7 years experience
Major part of UI layer were done with this technology. From this simple views to complex animations and interfaces
Major part of UI layer were done with this technology. From this simple views to complex animations and interfaces
7 years experience
Senior/Team/Tech Lead iOS Software Engineer with mobile background of iOS/Android/React Native
Senior/Team/Tech Lead iOS Software Engineer with mobile background of iOS/Android/React Native
2 years experience
2 years experience
Worked on several project support teams, created one from scratch using this language
Worked on several project support teams, created one from scratch using this language
1 year experience
Implemented multiple games and application screens/animations with such technology
Implemented multiple games and application screens/animations with such technology
8 years experience
REVIEWS FROM CLIENTS
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SOCIAL PRESENCE
EMPLOYMENTS
Lead iOS Software Engineer
Surprise.com
2020-02-01-Present
Surprise is the only work app with Ai powerful enough to automate and gamify performance improvement, while inspiring discretionary effor...
Surprise is the only work app with Ai powerful enough to automate and gamify performance improvement, while inspiring discretionary effort within today’s highly-stimulated, high-expectation workforce.
Core Data
UIKit
Core graphics
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Core Data
UIKit
Core graphics
SpriteKit
Coreanimation
Metal
Swift
Combine
Opengles2.0
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iOS Software Engineer
beleven
2014-10-01-2020-07-01
Outsourcing company with multiple clients from different domains. I've worked on kid games, business apps in employment and health&fitnes...
Outsourcing company with multiple clients from different domains. I've worked on kid games, business apps in employment and health&fitness domains, games with some cross-platform engines, etc.
C++
Core Data
UIKit
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C++
Core Data
UIKit
Core graphics
Cocos2d-x
Core location
Coremotion
Coreanimation
Objective-C
Swift
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Lead iOS Software Engineer
June.ai
2017-08-01-2020-04-01
Electronic mail wasn't built for our world.
Email was invented 45 years ago - and hasn't changed since. But we've become accustomed to an...
Electronic mail wasn't built for our world.
Email was invented 45 years ago - and hasn't changed since. But we've become accustomed to an online world built around it.
So we've challenged
the foundational elements of email.
Core Data
UIKit
Swift
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Core Data
UIKit
Swift
Feathers.js
Feathers Swift
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