Hire the Best MacOS App Developers in Toronto, ON

🚀 iOS Developer | Swift & SwiftUI Expert | App Optimization & Upgrades Hi, I’m Ali, a highly skilled iOS developer with a strong background in Swift, SwiftUI, and UIKit, specializing in app modernization, performance optimization, and seamless upgrades to the latest iOS versions. With years of experience, I have helped businesses enhance their mobile applications by implementing the latest Apple technologies while ensuring smooth performance and top-tier user experience. 🔹 My Expertise Includes: ✅ iOS App Development – Building and maintaining high-performance iOS applications using Swift & SwiftUI. ✅ App Upgrades & Migration – Updating legacy projects to the latest Xcode and iOS versions while fixing deprecated APIs. ✅ UI/UX Optimization – Implementing modern UI elements that enhance user experience and align with Apple’s guidelines. ✅ Performance Tuning & Bug Fixing – Improving app speed, responsiveness, and stability. ✅ API Integration & Backend Communication – Connecting apps with RESTful APIs and Firebase. ✅ App Store Submission & Compliance – Ensuring smooth submission and approval in the App Store. 🔹 Why Work With Me? 🚀 Proven Track Record – Delivered multiple successful iOS projects with top client satisfaction. ⚡ Detail-Oriented – Clean, maintainable, and scalable code following best practices. 🔄 Seamless Communication – Transparent and responsive collaboration throughout the project. 📈 Performance-Driven Approach – Ensuring efficiency, speed, and usability in every app I work on. If you’re looking for a dedicated iOS developer to upgrade, optimize, or build your app from scratch, let’s connect! I’m excited to bring your ideas to life and help your app thrive in the latest Apple ecosystem. 📩 Let’s discuss your project today!

🥇 𝐓𝐨𝐩 𝟏% 𝐓𝐚𝐥𝐞𝐧𝐭 - 𝐄𝐱𝐩𝐞𝐫𝐭 𝐕𝐞𝐭𝐭𝐞𝐝 on Upwork. I help startups and product teams build fast, clean, and scalable mobile apps. 👨‍💻 As a senior full stack developer with over 15 years of experience, I build apps that help startups and businesses grow. 🔧 𝐖𝐡𝐚𝐭 𝐈 𝐃𝐨 - Mobile Apps (iOS + Android): 40+ apps delivered. 25+ published to the App Store (⭐ 4.7 avg). Performance optimized, CI/CD deployed, built to scale. - IoT & BLE: Deep expertise with ESP32, custom firmware, Bluetooth, and AWS IoT. Smart devices, real-time sync, low-latency control. - AI/ML Integration: ChatGPT, ML models, and automation embedded into mobile/web apps. 5+ AI chatbots, 4 ML features built. - Web Backend + Frontend: Full-stack engineer using Node.js, React, Laravel, MySQL. Solid APIs, fast UIs, maintainable code. 📱 𝐑𝐞𝐜𝐞𝐧𝐭 𝐖𝐨𝐫𝐤 - BLE-based TV Lift Controller: IoT app + firmware. 99.9% uptime. Reduced support tickets by 85%. - Fitness Social Platform (Flutter): Scaled to 50K+ users. 40% MoM growth. - QSR Ops Platform: Internal tool for 200+ fast food locations (Taco Bell, KFC, etc). Saved $1.2M/yr in ops cost. - Sports Team App: Booking, scheduling, payments. Now used by 15K+ hockey players. 🧰 𝐒𝐭𝐚𝐜𝐤 Mobile: Flutter, Dart, React Native, Swift Web: React.js, Node.js, Laravel IoT: BLE, ESP32, Arduino, AWS IoT AI: Python, OpenAI API, TensorFlow DevOps: CI/CD, GitHub Actions, Docker Tools: Figma, Postman, Firebase, MySQL ✅ 𝐖𝐡𝐲 𝐌𝐞? - Built MVPs and scaled platforms — not just code, real products - Own the process — architecture to deployment - Communicate clearly - Proactive - Detail-oriented

"I have so much confidence in Varun’s skill levels and trust in his ability he is a joy to work with. If you choose Varun you will not be disappointed and I am more than happy to personally recommend him." - Jeremy R., FaceCrypt Pro "Varun is an outstanding IOS Developer & Very Professional. He quickly understands the requirements, and expectations and delivers as per the schedule. He handled our Project very smoothly. He is one of the top developers I worked with in my career. Looking forward to hiring him for my future projects.." - Naresh Ranga, Gokar "Varun is extremely knowledgeable and could complete his project in record time. He collaborates well with the team and takes ownership." - Smita, Houm Technologies Top Rated Plus iOS Developer with 10+ yrs of full-time work experience developing apps for iPhone, iPad, iPod, Apple Watch, and Mac. I am proficient in Swift and Objective C, and use Xcode, SwiftUI, UIKit, Cocoa libraries, and other third-party libraries to develop apps. - Consistently delivered projects on time and with great success resulting in happy clients and over 90% repeat business. - Received glowing reviews from various clients praising timely deliveries, efficiency, communication, and professionalism. - Trained engineers on various Apple technologies and have led development teams on many projects receiving accolades and awards I pride myself on creating fast, memory-efficient, well-thought-out apps that are a joy for users to use. I am self-motivated, target-oriented, and determined, with great love for building software. I love challenges and focusing on user experience and, keep learning about upcoming technologies and trends to suggest the best solutions to my clients. I have excellent communication skills and am a reliable, prompt, quick learner who loves to pay attention to detail. Do let me know in case of any questions. I am happy to assist. Multilingual - English, Hindi, Punjabi