# Tomas Kraina

**Senior Software Engineer - iOS, macOS, visionOS**

📍 Ostrava, Czech Republic | ✉️ me@tomkraina.com | 📱 +420 737 444 728

## Summary

Passionate, product-oriented software engineer with over a decade of experience developing high-quality native applications for Apple platforms. Extensive experience working remotely with international teams over the past 5 years. Expertise in UI/UX, performance optimization, and full software development lifecycle.

## Skills

**Languages:** Swift, Objective-C
**Technologies:** UIKit, SwiftUI, AppKit, CoreData, StoreKit 2
**Platforms:** iOS, macOS, visionOS, watchOS
**Methodologies:** Agile, Scrum, Kanban

## Professional Experience

### Senior Software Engineer - contract | IdeasOnCanvas (Vienna, AT)

*2019 - Present*

Develop and maintain MindNode apps for iOS, macOS, and visionOS
Focus on UI development, bug fixing, and performance improvements
Tech stack: Swift, Objective-C, SwiftUI, UIKit, StoreKit 2, XCTest

### Lead Software Engineer | GoOut (Prague, CZ)

*2016 - 2018*

Designed and launched the first iOS app for culture guide and ticketing platform
Integrated payment systems, optimized app performance
Mentored development team and conducted code reviews
Tech stack: Swift, MVVM-C, CoreData, Fastlane

### Senior Software Engineer | Mailcloud (London, UK)

*2014 - 2015*

Transformed early prototype into a reliable cloud storage and email client
Implemented new features like chat functionality
Tech stack: Swift, Objective-C, CoreData, iOS 8

### Full-stack Developer | CellPoint Mobile (Copenhagen, DK)

*2012 - 2014*

Developed iOS apps and backend services for payment processing
Created applications for major clients like Emirates and Danish Railways
Tech stack: iOS SDK, Objective-C, PHP, PostgreSQL

## Education

### Master of Science | Technical University of Denmark

*2011 - 2014*

Digital Media Engineering, Web 2.0 Services and Mobile Applications
Focus: Mobile Application Development, User Experience Engineering

### Bachelor of Science | VŠB - Technical University of Ostrava

*2007 - 2011*

Information and Communication Technology
Specialization: Computer Science and Technology

## Personal Projects & Community

Open-source contributor on GitHub
Active in StackOverflow community
Former CocoaHeads meetup co-organizer in Prague

## Interests

🚲 Mountain Biking | ☕ Coffee Brewing | 🏂 Snowboarding | ⛳ Golf