Are you looking for an experienced iOS developer who can build, improve, or scale your Apple application with clean architecture, excellent performance, and production-ready code?
I'm Taufiq Giri, a Senior iOS Developer with 5+ years of experience building high-quality applications for iPhone, iPad, Apple Watch, and Mac. I've successfully delivered 20+ applications across various industries, including AI, digital banking, fintech, healthcare, education, e-commerce, productivity, HRMS, fitness, and social networking.
I specialize in building native Apple applications using Swift, SwiftUI, and UIKit, while also providing complete mobile solutions with React Native, Capacitor, Firebase, Supabase, and Node.js when projects require cross-platform development or backend services.
Whether you need a brand-new MVP, feature enhancements, AI integration, backend development, performance optimization, bug fixing, or App Store deployment, I can help transform your ideas into reliable, scalable, and user-friendly applications.
๐ Core Expertise
Apple Platform Development:
โข Native iOS Development (Swift, SwiftUI, UIKit)
โข iPadOS, watchOS & macOS Development
โข Apple Human Interface Guidelines (HIG)
โข MVVM, VIPER & MVC Architecture
โข App Performance Optimization
โข Bug Fixing & Code Refactoring
Backend & Cloud:
โข Firebase (Authentication, Firestore, Storage, Cloud Messaging)
โข Supabase
โข Node.js & Express.js
โข PostgreSQL
โข CloudKit
โข REST APIs & GraphQL
โข Third-party SDK Integration
Apple Frameworks:
โข HealthKit
โข WatchKit
โข WidgetKit
โข Core Data
โข SwiftData
โข Realm
โข MapKit
โข Core Location
โข AVFoundation
โข Authentication (Apple, Google, Firebase, OAuth)
Monetization & Distribution:
โข StoreKit
โข RevenueCat
โข Superwall
โข In-App Purchases & Subscriptions
โข Push Notifications (APNs & Firebase Cloud Messaging)
โข TestFlight
โข App Store Connect
โข App Store Submission & Review
AI & Modern Development:
โข OpenAI API Integration
โข Google Gemini API Integration
โข AI-powered Mobile Applications
โข Claude Code
โข OpenAI Codex
โข AI-assisted Development Workflow
๐ก Services I Offer
โ Native iOS App Development
โ SwiftUI & UIKit Development
โ Apple Watch (watchOS) Applications
โ macOS Applications
โ React Native Development
โ Capacitor Mobile Applications
โ Backend Development (Firebase, Supabase, Node.js)
โ API Integration
โ AI Integration (OpenAI & Gemini)
โ In-App Purchases & Subscription Systems
โ Push Notifications
โ Firebase & Cloud Services
โ Bug Fixing & Performance Optimization
โ App Store Deployment & Release Management
โ Long-term Maintenance & Feature Development
๐ Industries I've Worked With
โข AI Applications
โข Digital Banking & Fintech
โข Healthcare
โข Fitness & Wellness
โข E-commerce
โข Education
โข HR Management Systems
โข Productivity Apps
โข Social Networking
โข Job Portals
โญ Why Clients Choose Me
โ Production-ready, clean, and maintainable code
โ Strong communication and transparent progress updates
โ Pixel-perfect UI following Apple's Human Interface Guidelines
โ Reliable delivery with attention to performance and scalability
โ Experience building applications used by real users
โ Comfortable working independently or as part of an existing development team
โ Long-term support after launch
๐ Technologies
Mobile: Swift โข SwiftUI โข UIKit โข React Native โข Capacitor
Backend: Firebase โข Supabase โข Node.js โข Express.js โข PostgreSQL โข CloudKit
Frameworks: HealthKit โข WatchKit โข WidgetKit โข StoreKit โข RevenueCat โข Superwall โข Core Data โข SwiftData โข Realm โข MapKit โข AVFoundation
Development: REST API โข GraphQL โข Git โข GitHub โข Xcode โข TestFlight โข App Store Connect
AI: OpenAI API โข Gemini API โข Claude Code โข OpenAI Codex
If you're looking for a developer who values quality, communication, and long-term collaboration, I'd be happy to discuss your project.
Feel free to send me an invitation or message. I'd love to learn more about your project and help bring your ideas to life.
UIKit
iOS
Swift
SwiftUI
HealthKit
WatchKit
In-App Purchases
Core Data
CloudKit
iOS Development
Apple Watch
Apple Xcode
Apple HealthKit
watchOS
iPadOS
Bazil H.
Lahore, Pakistan
$15/hr
4.8
2 jobs
๐ ๐ณ+ ๐๐ฒ๐ฎ๐ฟ๐ ๐ผ๐ณ experience as a certified iOS | iOS Mobile App Developer | iOS Developer | SWIFT
๐ฅ ๐๐ ๐ฎ ๐๐จ๐๐-๐ง๐๐ ๐ ๐ฑ๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐ฒ๐ฟ, ๐ ๐ฐ๐ฎ๐ป ๐ฎ๐๐๐ถ๐๐ ๐๐ถ๐๐ต ๐๐ผ๐๐ฟ ๐ฝ๐ฟ๐ผ๐ท๐ฒ๐ฐ๐๐ ๐ฏ๐ฌ+ ๐ต๐ผ๐๐ฟ๐ ๐ฎ ๐๐ฒ๐ฒ๐ธ!
๐ผ An expert with 7+ years as iOS Mobile App Developer
๐ฆ 3+ years as a Tech Lead and SWIFT Developer
๐ 30+ hours per week available for projects
๐ฅ 100% Client Satisfaction Rate as SWIFT UI
โ Willing to work based on my client's time zone needs for optimal results as iOS app developer
๐ Hello, I am Bazil, and Iโve been working as a developer for 7+ years ๐ specializing in mobile software solutions with expertise in iOS App Development using Swift and SwiftUI.
I have a strong background in process-oriented engineering and can excel both in team environments and as a solo developer. My goal is to deliver effective, scalable, and elegant solutions to your technical challenges โ whether you're seeking a Swift Developer or looking for an Experienced iOS Engineer to build your app from the ground up.
โ My expertise covers a wide range of iOS technologies and frameworks, making me a great fit for projects requiring a Senior Swift Engineer, SaaS iOS Development, or App MVP Creation.
โก iOS Application Development:
โ Native iOS Applications using Swift and SwiftUI
โ Expertise in iOS App Architecture, State Management, and UI/UX Implementation
โ End-to-end App Store Deployment and App Maintenance
โ iOS App Development for MVPs, Fintech, Healthcare, EduTech, and E-commerce sectors
โ Integration of APIs, Payment Gateways, and Third-party SDKs
โก Web & App Integration:
โ Building and integrating RESTful APIs for seamless data exchange
โ Implementing secure authentication, push notifications, and in-app purchases
โ Optimizing app performance and scalability
โก Front-end Development (iOS Focused):
โ Skilled in Swift, SwiftUI, UIKit, Combine, and Core Data
โ Proficient with Figma for transforming UI/UX designs into pixel-perfect mobile experiences
โ Focused on clean code architecture and responsive interfaces
โก Database Expertise:
โ Strong experience with Firebase, PostgreSQL, and MongoDB
โ Expertise in Firebase Authentication, Firestore, and Cloud Storage for real-time data handling
๐ When you collaborate with me, you can expect:
โ Market-competitive, high-quality iOS app development
โ Clear, proactive, and reliable communication
โ Daily progress updates and transparency
โ Quick responses and complete project ownership
Iโm here to assist with your iOS development needs, whether youโre looking to build an MVP, redesign an existing iOS app, or launch a new App Store product.
Buzzwords / Skills:
iOS | iOS Mobile App Developer | iOS Developer | SWIFT | SwiftUI | Objective-C | Apple Xcode | Firebase | Core Data | In-App Purchases | Fintech App | Banking Platform | Healthcare App | MVP Development | EduTech | Real Estate App | Food Delivery App | Rewards Platform | Cross-Platform Integration | Financial Wellness | Dashboard Development | App Store Submission | SaaS iOS App | Mobile UI/UX | iOS Architecture | App Optimization
UIKit
Firebase Cloud Firestore
Firebase
Firebase Realtime Database
Push Notifications
Swift
In-App Search
iOS
API Integration
Chat & Messaging Software
iOS Development
Google Maps API
Socket.io
Mobile UI Design
iPad App Development
Ahtisham H.
Karachi, Pakistan
$30/hr
5.0
2 jobs
Most developers build you an app. I build you a product.
There's a difference. An app is code that works. A product is something users keep
using, and pay for.
I know the difference because I've shipped both sides. I built core modules for
Traderverse, a social trading platform that scaled to 28,000 users with real-time
feeds, live portfolio tracking and Swift Charts.
I've also published four of my own apps on the App Store, funded with my own money:
Balancio, Just Invoice, Scan IT, and Timey. When you self-publish, you learn fast
which decisions actually matter: paywall placement, subscription flows, onboarding,
App Store review.
What I build:
* Native iOS in Swift and SwiftUI (MVVM, SwiftData, Combine, AlarmKit, VisionKit)
* Subscriptions and monetization with RevenueCat, StoreKit 2, paywalls, entitlements
* Backend and auth using Firebase, Supabase, social sign-in, cross-device sync
* Real-time data via WebSockets, live feeds, Swift Charts for financial and analytics UIs
* Localization into 5+ languages including Arabic RTL with full UI mirroring
* Shipping through Xcode Cloud, TestFlight, App Store Connect, ASO
What you can expect:
* Conservative estimates. I'd rather quote four weeks and deliver in three
* Early warnings when something is at risk, not surprises at handoff
* Honest scoping. If a request is outside my strength, I'll say so upfront
* Products shipped end to end, from concept through App Store review and ASO
I also work in React Native and Flutter for cross-platform projects, and build web
SPAs in Vue and React, including Trader Analytics, a live equities dashboard with
80+ KPIs and subscription tiers.
Both my Upwork contracts closed at 5.0 with 100% Job Success.
Available for a call to talk through what you're building.
SwiftUI
Swift
iOS Development
Mobile App Development
React Native
Apple HealthKit
In-App Purchases
Push Notifications
Model View ViewModel
Firebase
Websockets
Mark V.
Zaporozhye, Ukraine
$39/hr
4.7
16 jobs
iOS Engineer with 15+ years of experience building production-grade applications across the full Apple ecosystem โ iOS, iPadOS, macOS, tvOS, and visionOS. Deep expertise in Swift, SwiftUI, UIKit and modern concurrency. Strong background in app architecture, performance optimization, Objective-C to Swift migration, client-server integrations, and cross-platform Apple development. Actively leverage AI-assisted development tools to accelerate delivery, automate test generation, streamline code review, and improve overall code quality.
UIKit
iOS
iPadOS
tvOS
Swift
Objective-C
SwiftUI
StoreKit
SpriteKit
Metal
iPad App Development
Core Data
iPhone UI Design
Jaydip S.
Ahmedabad, India
$10/hr
5.0
1 jobs
โข Over 8 years of experience in iOS application development, design, testing, troubleshooting, and implementation
โข Proficient in Swift, SwiftUI Objective-C, 3rd-party libraries, web service integration, MVC, MVVM, MVVM-C and creating reusable components
โข Exposure to all stages of the software development life cycle Ability to understand functional requirements and design documents
โข Inclination for different mobile platforms R&D,
Analysis, debugging, and solutions
โข Team player, flexible, keen observer, ambitious, and highly motivated to learn more.
iOS SDK
Swift
Flutter
Apple Xcode
Firebase
iOS
Objective-C
Android App Development
iOS Development
SwiftUI
In-App Subscription
AI Platform
iPhone UI Design
Osama F.
Sevilla, Spain
$35/hr
5.0
22 jobs
I am a seasoned iOS/macOS developer with over 6+ years of experience building high-performance applications across iPhone, iPad, macOS, and watchOS platforms. I focus on delivering clean, scalable, and maintainable solutions with strong attention to detail and product quality.
I have experience working on MVPs and startup launches, as well as advising on technical architecture and product development. My expertise includes native iOS development (Swift, SwiftUI, UIKit) and backend integration using Firebase.
I work with startups and small to medium-sized businesses, helping them build, scale, and improve their digital products efficiently within budget and timeline constraints.
Key highlights:
* Apps with 100,000+ monthly active users
* Successful MVP launches with early user acquisition via TestFlight
* Product scaling that increased user base by 40%
What you can expect when working with me:
* Clear and transparent communication
* Fast response times and structured updates
* Technical consulting tailored to business needs
* Smooth collaboration with distributed teams
* Strong focus on quality, performance, and maintainability
* Full support during development and transition phases
Iโm open to new opportunities and collaborations.
Mobile App Development
iOS Development
Troubleshooting
Swift
SwiftUI
Apple Xcode
Firebase
iOS
macOS
NFC
Mac OS App Development
Push Notifications
Native App Development
Android App Development
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