Find the Best Mac OS App Development Jobs
Check out a sample of the 71 Mac OS App Development jobs posted on Upwork
Update open-source macOS app (Paintbrush, Objective-C/Cocoa) for macOS Tahoe compatibility
Fixed-price ‐ Posted 18 days agoFixed-price
Experience level
We are seeking an experienced macOS developer to modernize Paintbrush (https://paintbrush.sourceforge.io/), a free, open-source image e…
SwiftUI App Code Review
Hourly ‐ Posted 16 days agoHours needed
Duration
Experience level
I have developed a vibe-coded SwiftUI app on MacOS and need a developer to review the code for quality and efficiency. The task involve…
TechKher Discovery Platform (SaaS)
Fixed-price ‐ Posted 16 days agoFixed-price
Experience level
I need a secure, web-based environment discovery application that connects to and inventories configuration data across Microsoft 365,…
Senior watchOS Developer – Apple Watch Emergency Response App
Hourly ‐ Posted 14 days agoHours needed
Duration
Experience level
Summary Senior Swift/watchOS Engineer – Build an Apple Watch Emergency Response Platform We're building an Apple Watch application tha…
Create a Windows app icon
Fixed-price ‐ Posted 14 days agoFixed-price
Experience level
# App Icon Design — Ledge ## About the product Ledge is a small, fast Windows 11 desktop utility. It puts a thin strip at the edge of…
3. Build a Whatnot-Style Live Auction App — Mobile, Live Video, Escrow Payments
Hourly ‐ Posted 17 days agoHours needed
Duration
Experience level
We are building a mobile live commerce app for the Turkish market — sellers run live video broadcasts and auction items one at a time,…
Computer Vision Engineer for Image App
Fixed-price ‐ Posted 16 days agoFixed-price
Experience level
Looking for a computer vision / generative image engineer to improve object replacement in an existing image-editing app. The main chal…
Apple Code Signing & Notarization for Tauri Desktop App
Fixed-price ‐ Posted 15 days agoFixed-price
Experience level
I need an experienced DevOps engineer to configure Apple code signing and notarization for a Tauri 2.x desktop application, integrated…
Roboflow Expert for Camera Data Processing
Hourly ‐ Posted 14 days agoHours needed
Duration
Experience level
We need a Roboflow expert to process data from local cameras, deploy the solution on a local machine connected to our network, and prov…
iOS Systems Engineer — On-Device LLM Inference Runtime (Swift/C++, Metal, Core ML)
Hourly ‐ Posted 13 days agoHours needed
Duration
Experience level
We're building an iOS inference runtime: LLMs running locally on iPhone, with models pushed, swapped and rolled back remotely from a fl…
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