I will code mac app on expert level in swift, swiftui or objective c

K
kovallux77
K
kovallux77
Sergey Y
code mac app on expert level in swift, swiftui or objective c
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code mac app on expert level in swift, swiftui or objective c

About this gig

I will code macOS app in Swift, SwiftUI or Objective-C with any available features that you want.

I'm the one-stop developer you need to solve all your iOS programming needs.

PLEASE CONTACT ME BEFORE ORDERING!


++++++++++++++++++++++++++++++++

I port and re-write complex applications:

  • ObjectiveC --> Swift/SwiftUI.
  • Old Windows/.NET --> modern .NET/C#.
  • Windows only --> Windows + macOS.



Technical experience:

Objective-C - 11 years

Swift - 6 years

C# for Xamarin.iOS / Xamarin.macOS - 4 years

Security in mobile apps + pentesting + encryption

ARKit, Augmented Reality in apps

Machine Learning (ML) + Artificial Intelligence (AI)

Graphic Design, UX/UI

I have 35+ apps published in AppStore (my own apps)


My apps:

Here is a list of some of my iOS/macOS/Frontend Apps https://www.kovallux.com/about/

  • Expertise

    • Algorithms & Data structures
    • Performance
    • Security
    • Design
    • Databases

  • Programming language

    • Bash
    • C#
    • Objective-C
    • Swift
    • ASP.NET
    • C&C++

  • Frontend framework

    • Other

Get to know Sergey Y

Sergey Y

iOS and macOS Developer, Mobile Security, Pentesting, SecDevOps

5.0(69)
  • FromUkraine
  • Member sinceJul 2014
  • Last delivery7 months

  • Languages

    English, Russian, Ukrainian, Polish, French, Dutch
17+ years helping European and North American software companies modernize and expand their iOS, macOS and Windows product lines. I act as a long‑term product & tech partner, rewriting and porting legacy desktop apps to Swift/SwiftUI and modern .NET/C#, with deep experience in large codebases, cross‑platform migrations (Windows ⇄ macOS) and keeping revenue‑critical apps stable while evolving the stack.

My Portfolio

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