Ľuboš Lehota
Senior iOS Developer
Salary / Daily rate
Bratislava, Slovakia
Freelance, open to permanent contract
Can come onsite
Skills
Languages
About me
Intro
Senior iOS Developer with 8+ years of expertise in creating high-performance mobile applications. Delivered features supporting 300k monthly users, improved compilation time by 30+ seconds, and optimized login performance from 2 minutes to 10 seconds. Specializing in Swift, SwiftUI, MVVM architecture, and CI/CD automation to deliver clean, efficient, and user-focused iOS solutions.
Work experience
Senior iOS Developer
Qinshift
Dec 2021 - Present
4 years 11 months
Bratislava, Slovakia · Remote
• Delivered 2 of the most-used features, supporting 300k active monthly users, becoming a vital and valued member of development team. • Improved compilation time by over 30 seconds (from 260 seconds) using build timelines. • Mentored, supported and exchanged knowledge with 20 iOS platform project members.
Cleverlance
Feb 2017 - Dec 2021
4 years 11 months
Lead iOS Developer
Jul 2019 - Dec 2021
2 years 6 months
• Led an agile team of 4 iOS developers, managed App Store submissions and automated CI/CD pipelines, overseeing more than 20 releases. • Improved login performance from over 2 minutes to 10 seconds by introducing asynchronous preloading. • Integrated over 5 external SDKs from monetization partners or security companies.
Junior iOS Developer
Feb 2017 - Jul 2019
2 years 6 months
• Introduced missing unit tests, increased code coverage from 0 to 20% within a week. • Implemented 2 external SDKs for transaction tokens and biometric verification.
iOS Developer
RoboTech VisionFreelance
Dec 2019 - Jan 2020
2 months
Bratislava, Slovakia
Solo developer for custom iOS app prototype. Working with socket connection via Stream delegate, Core data, Swinject dependency injection. Established custom MVVM architecture. Using XCTest kit to test core functionality.
iOS Developer
DECENTFreelance
Feb 2019 - Aug 2019
7 months
Collaborating on RxSwift blockchain wallet project.
iOS developer
Aldobec technologies, s.r.o.Freelance
Aug 2016 - Jan 2017
6 months
iOS developer for Dispatcher app. Responsible for maintaining project and adding new features. Working with REST, Google cloud messaging, Google Reverse Geocoder. Also responsible for AppStore releases.
Junior iOS Developer
Thirtyseventy Digital
Jul 2015 - Jan 2017
1 year 7 months
Part of the iOS team working on apps My AEG and My Electrolux. Responsible mainly for UI changes. Using both Swift and Objective C language, MVVM architecture and Reactive Cocoa.
Tester
Alice in Tokyo
Oct 2014 - Jul 2015
10 months
Skills: Manual Testing · Software Testing
Education
Slovenská technická univerzita v Bratislave
Master’s Degree
2015 - 2017
2 years 1 month
Slovenská technická univerzita v Bratislave
Bachelor’s Degree
2012 - 2015
3 years 1 month
Licenses & certifications
iOS / OSX Game Development - From Start to Store in Swift
Issued: Jun 2017
Using Advanced iOS Frameworks and Techniques with Swift 3
Issued: Jun 2017
The Complete iOS Game Course Using SpriteKit And Swift 3
Issued: Mar 2017
Intermediate iOS - Get Job Ready with Swift 2
Issued: Feb 2017