Zain H.
Senior iOS Developer | SwiftUI | Full-Stack | Agentic AI | FinTech
🔹 TOP-RATED PLUS | Senior iOS Developer | Helping Startups Build Scalable Digital Products 🔹 ✅ 60+ Apps Built from Scratch ✅ 100+ Projects Completed ✅ 100% Job Success & Client Satisfaction ⸻ 🧑🏼💻 What I Do I specialize in native mobile application development using Swift and SwiftUI for iOS, using Java and Kotlin for android, combined with backend expertise in Node.js, Express, and MongoDB. I offer fullstack app development: • Mobile app (iPhone, iPad, Apple Watch, Android) • Backend (API, DB, Admin Panel) • Deployment (VPS, EC2, Firebase, etc.) ⸻ 💬 What Clients Say “Zain’s work is outstanding. A very talented resource I’d highly recommend.” – Hassan, CEO at Devcrew “Always delivers with speed and precision. Great communication and execution.” – Candler, Founder of Platers ⸻ 🚀 Industries I’ve Worked With • Artificial Intelligence (AI) / Machine Learning Apps • Health & Fitness • Social Platforms (chat, feed, media) • Real-time Location-Based Apps (Delivery, Taxi, Logistics) • Healthcare (Doctor-Patient Apps) • IoT (BLE, iBeacon, WiFi devices) • Education (Video/Audio-based Learning) • E-Commerce (Storefront + Backend) • Multi-peer connectivity ⸻ 📐 Tech & Architecture • iOS: Swift, SwiftUI, UIKit • Android: Java, Kotlin • Backend: Node.js, Express, MongoDB • MVC, MVVM, VIPER, CLEAN, Coordinator • Firebase, REST APIs, WebSocket • Git, CI/CD, Agile ⸻ 🎯 Why Work With Me • Top-rated plus freelancer with proven delivery • Strong communication & attention to detail • Scalable and maintainable codebase • 7+ years of hands-on experience • Single point solution: frontend + backend + deployment ⸻ 📈 Let’s Talk Looking to build, scale, or improve your app? Let’s discuss your idea and make it happen. Good Day!
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $82k
Billed in all: $353,737$354k
$20k in the last 6 months
Across 41 contracts
Earnings, last 30 days
Skill rankings: #1 in 1 skill of 13
Rarest: top 0.20% in MongoDB, of 10,865. Ranked by MRR among everyone on Upwork with the skill.
- WatchKit24 freelancers · 🇵🇰 #1Top 4%🇵🇰#1 of 3
- Business with 100-999 Employees141 freelancers · 🇵🇰 #1Top 1%🇵🇰#1 of 16
- #4Apple Xcode881 freelancers · 🇵🇰 #1Top 0.45%🇵🇰#1 of 141
- #5Augmented Reality593 freelancers · 🇵🇰 #2Top 0.84%🇵🇰#2 of 110
- #5iPad App Development446 freelancers · 🇵🇰 #2Top 1%🇵🇰#2 of 68
- #12iOS3,908 freelancers · 🇵🇰 #2Top 0.31%🇵🇰#2 of 726
- #14Swift3,634 freelancers · 🇵🇰 #1Top 0.39%🇵🇰#1 of 530
- #15Firebase6,978 freelancers · 🇵🇰 #4Top 0.21%🇵🇰#4 of 1,734