Hire the Best Hybrid App Developers

More than 3,000 reviews on G2
Rating is 4.5 out of 5.
4.5/5
of Upwork by G2 peer reviewers
Viraj M.

Surat, India

$15/hr
5.0
80 jobs

Are you a founder with an app idea but no clue where to start? I've helped 90+ Clients go from rough concept to live products, and I can do the same for you. ๐ˆ'๐ฆ ๐•๐ข๐ซ๐š๐ฃ ๐Œ๐จ๐ซ๐š๐๐ข๐ฒ๐š, a Mobile App Developer with ๐Ÿ”+ ๐ฒ๐ž๐š๐ซ๐ฌ ๐จ๐Ÿ ๐ž๐ฑ๐ฉ๐ž๐ซ๐ข๐ž๐ง๐œ๐ž building mobile apps across industries like health & fitness, food delivery, ecommerce, AI tools, and more. ๐Ÿ† ๐Š๐ž๐ฒ ๐š๐œ๐ก๐ข๐ž๐ฏ๐ž๐ฆ๐ž๐ง๐ญ๐ฌ: โ†’ 90+ apps delivered with 100% Job Success and consistent 5-star client ratings โ†’ Ranked among the top 2% of Mobile App Developers on Upwork โ†’ Helped clients launch apps that reached 500k+ downloads โ†’ Reduced project delivery times by up to 30% for multiple clients ๐–๐ก๐š๐ญ ๐ฆ๐š๐ค๐ž๐ฌ ๐ฐ๐จ๐ซ๐ค๐ข๐ง๐  ๐ฐ๐ข๐ญ๐ก ๐ฆ๐ž ๐๐ข๐Ÿ๐Ÿ๐ž๐ซ๐ž๐ง๐ญ? โ†’ I keep things simple and transparent. Before any code is written, we agree on milestones, timelines, and costs, so there are no surprises along the way. You get regular updates, honest feedback, and an app that's ready for real users when we're done. โœจ ๐‡๐จ๐ฐ ๐ˆ ๐–๐จ๐ซ๐ค: I keep things transparent and simple from day one: 1. Discovery โ†’ I learn your idea, goals, and users deeply before writing a single line of code 2. Planning โ†’ I break the project into clear milestones with timelines and costs agreed upfront, no moving goalposts 3. Build โ†’ Clean, scalable Flutter code with regular updates so you're never left wondering what's happening 4. Launch โ†’ Full App Store & Play Store submission, tested and ready for real users No ghost updates. No surprise costs. Just a working app, delivered as agreed. โœจ ๐–๐ก๐š๐ญ ๐ˆ ๐จ๐Ÿ๐Ÿ๐ž๐ซ: โ†’ End-to-end app development: MVPs, SaaS solutions, and fully custom mobile apps โ†’ Expertise in Flutter, Firebase, Supabase, custom APIs, AI/ChatGPT integrations, in-app purchases, and advanced API systems โ†’ Fast, secure, and user-friendly apps tailored to your business goals โœจ ๐ˆ๐ง๐๐ฎ๐ฌ๐ญ๐ซ๐ข๐ž๐ฌ & ๐€๐ฉ๐ฉ ๐ƒ๐จ๐ฆ๐š๐ข๐ง๐ฌ ๐ˆโ€™๐ฏ๐ž ๐–๐จ๐ซ๐ค๐ž๐ ๐ˆ๐ง:โ€จ โœ” AI-Powered Mobile App โœ” Social Media Mobile App โœ” Ecommerce/marketplace Mobile App โœ” Finance and budget management Mobile App โœ” Health, Fitness & Wellness Mobile App โœ” Education app development, edTech Mobile App โœ” On-Demand Service Mobile App (Laundry, Salon, Home Care, etc.) โœ” Food Delivery Mobile App Development with Real-Time Tracking โœ” Marketplace Mobile Apps with Stripe/PayPal Integration โœ” Productivity, To-Do & Task Management Mobile Applications โœ” Travel, Hotel & Ticket Booking Mobile Applications โœ” Real Estate Mobile Apps & Property Listing Mobile Apps โœ” Sports, Events & Entertainment Mobile Applications โœ” MVP Mobile App Development for Startups & Businesses โœ” Health & Fitness Mobile App โœ” Video Streaming Mobile App ๐ŸŒŸ ๐–๐ก๐š๐ญ ๐‚๐ฅ๐ข๐ž๐ง๐ญ๐ฌ ๐’๐š๐ฒ ๐€๐›๐จ๐ฎ๐ญ ๐Œ๐ฒ ๐–๐จ๐ซ๐ค: ๐•๐ข๐ค ๐Œ๐š๐ง๐ง๐ž โญโญโญโญโญ "Viraj was responsive and paid attention to the details and turned around the project on time. Recommend him and wouldn't hesitate to re-hire. Unlike some freelancers who think they know it all and have an attitude, Viraj is easy to work with." ๐Œ๐š๐ฅ๐œ๐จ๐ฆ ๐‰๐ž๐ง๐ค๐ข๐ง๐ฌ โญ๏ธโญ๏ธโญ๏ธโญ๏ธโญ๏ธ "Awesome experience - we completed the app in the timeframe originally agreed upon and it was live on the app store as promised. From the concept to the design to the actual app build, it was a smooth experience." โœจ ๐‹๐ž๐ญ'๐ฌ ๐๐ฎ๐ข๐ฅ๐ ๐˜๐จ๐ฎ๐ซ ๐๐ž๐ฑ๐ญ ๐€๐ฉ๐ฉ Have a mobile app idea or an existing one to upgrade? Letโ€™s connect, Iโ€™ll share a short, clear plan. ๐Ÿšจ Send me your app idea and I'll reply within 8 hours with honest feedback Best Regards, Viraj Moradiya ๐Ÿ”‘ ๐…๐ข๐ง๐ ๐Œ๐ž ๐”๐ฌ๐ข๐ง๐  ๐“๐ก๐ž๐ฌ๐ž ๐Š๐ž๐ฒ๐ฐ๐จ๐ซ๐๐ฌ: Flutter developer | Mobile app developer | App development | App development company | Mobile app development company | Android app development | Mobile application development | Freelance app developer | Flutter app development | Flutter app | Flutter mobile app | Flutter application | Flutter mobile application | Flutter mobile app developer | Full stack flutter developer | Flutter app | Flutter app developer | AI app developer | Flutter Supabase | Mobile app development | MVP app development | MVP App developer | application developer | Ai application developer | Full stack developer flutter | Flutter expert | MVP developer | MVP app developer | Fitness app developer | AI mobile app developer | Hire Mobile app developer | Hire iPhone developer | Android app developer | iOS app developer | iPhone app developer | Swift | iPad app developer | iOS development | Fitness app developer | App developer | Ai Mobile app developer | Mobile application develper | AI App developer | App developer | MVP App developer | Real estate app development | Healthcare app development | App Development

  • Mobile App
  • Dart
  • Flutter
  • App Development
  • Android
  • Mobile App Development
  • Mobile App Design
  • Hybrid App Development
  • Smartphone
  • Flutter Stack
  • Android App Development
  • iOS Development
  • User Profile Creation
  • AI Mobile App Development
  • Firebase
  • Android App
  • Mobile App Development Consultation
  • Swift
  • iPad App Development
  • iPhone & iPad Apps
Michael J.

West Bloomfield Township, Michigan

$100/hr
5.0
98 jobs

๐Ÿซก Extremely Reliable, Communicative and Fast ๐Ÿฅ‡ The Top 1% of Talent (Expert Vetted) ๐Ÿ’ฐ 60+ apps shipped, generating over 8 figures in revenue. โšก AI speed combined with 8 years of production experience to deliver code that ships fast, feels premium, and scales without cracking. (Available for 2 projects in April 2026) ๐Ÿ› ๏ธ Specializing in Mobile App Development | Flutter, Swift, or React | iOS and Android ๐Ÿ‡บ๐Ÿ‡ธ Honored as a Top Mobile App Developer for hire in the United States from 2020-2025. ๐Ÿ† Award Winning Mobile App Developer: previous app featured on Apple's List of Best Language Learning Apps. ๐Ÿ“ฐ Featured on Business Insider for my innovative contributions to mobile app development on Upwork. I've had the privilege of propelling clients to significant milestones, including achieving $2M in Annual Recurring Revenue (ARR). Some notable successes include: - A restaurant subscription app reaching $100K+ Monthly Recurring Revenue (MRR) - A fitness community app achieving $1.5M+ ARR. โญ๏ธ Client Testimonials: "Michael is a gem in the world of mobile app development..." "Among the top 3 developers I've worked with over the past three years..." "A quality developer and a quality human being..." Upwork Stats: ๐Ÿ… Top 1% of Mobile Developers ๐Ÿ… Top 1% of iOS Developers ๐Ÿ… Top 5% of Firebase Developers ๐Ÿ… Top 5% of Swift Developers ๐ŸŽ“ Proud Michigan State University Graduate with a Bachelor's Degree in Computer Science. With a solid eight-year trajectory as a Mobile App Developer, I've honed my skills across a plethora of projects that span iOS and Android platforms, utilizing Flutter and Swift to create high-impact applications. My forte lies in converting ideas into digital realities that propel businesses forward. From crafting engaging user interfaces to optimizing backend processes, my holistic approach ensures a robust and scalable app solution. I thrive in various development scenarios, whether its working with a team to deliver a project on a tight deadline or building an application from scratch all on my own. My experience extends to working with startups that have secured significant venture capital funding, as well as established enterprises aiming to expand their digital footprint. ๐ŸŒŸ Why Choose Me: Client Satisfaction: My reviews reflect the genuine value I provide. Effective Communication: I prioritize prompt and sincere interactions to ensure project fluidity. Mastery: I strive for flawless, visually appealing apps worthy of portfolio inclusion. ๐Ÿ˜ Excited to collaborate! Whether you're a startup aiming to elevate your product or an established enterprise looking to scale, I'm here to help. Letโ€™s kickstart our partnership with a complimentary 30 minute discussion to blueprint your pathway to success. Specialities: Full Stack Development, AI Systems Architect, AI SaaS Developer, SaaS MVP Development, Mobile MVP Development, Cross-Platform Mobile Apps, Mobile App Development, iOS Development, Scalable SaaS Architecture, AI-Powered SaaS, Flutter App Development, React Native App Development, Backend Development, Frontend Development,ย Mobile App Architecture,ย Cross Platform App Development, AI Powered Applications, API Integration, API-Driven Mobile Apps, Cloud Architecture, Production-Ready MVP, Secure APIs, OpenAI Integration, AI Workflow Automation, LLM Integration

  • Mobile App
  • Mobile App Development
  • iOS Development
  • Flutter
  • Swift
  • Android App Development
  • AI Mobile App Development
  • Full-Stack Development
  • AI Development
  • App Development
  • Mobile App Design
  • Dart
  • iOS
  • API Integration
  • Hybrid App Development
  • Android
  • Native App Development
  • Amazon Web Services
  • Smartphone
  • User Authentication
Arun R.

Mohali, India

$18/hr
4.8
89 jobs

Full-Stack Developer specializing in Mobile App Development (iOS & Android), Flutter, React Native, AI Apps, Custom Software & Web Platforms, Web Apps, & SaaS Platforms Development. Recognized as a Top 3% Expert & Top Rated Plus professional on Upwork, with a proven track record of maintaining 100% Client Satisfaction. Over the years, I have successfully delivered 200+ mobile apps and web solutions across diverse industries, helping startups, SMBs, and enterprises transform ideas into scalable digital products. My expertise spans Flutter, React Native, Swift, Node.js, Python, MEAN Stack, Angular, NestJS, Firebase, Vercel, & Supabase, enabling me to build high-performance applications from concept to deployment. My portfolio includes mobile applications, AI-enabled platforms, SaaS products, MVPs, real-time messaging & streaming platforms, healthcare software, marketplaces, & on-demand service applications, all backed by secure & scalable architectures built with Node.js, Angular, NestJS, PHP, Firebase, & Python technologies. A key testament to the quality & adoption of my work is that the applications and products I have developed have collectively achieved 2M+ downloads, demonstrating strong user engagement, reliability, and market success. Whether you need a complete product build, team augmentation, platform modernization, or a scalable MVP, I bring the technical expertise, strategic thinking, & execution capability required to deliver results that drive business growth. โญ ๐–๐ก๐ฒ ๐‚๐ฅ๐ข๐ž๐ง๐ญ๐ฌ ๐‚๐ก๐จ๐จ๐ฌ๐ž ๐Œ๐ž โ—‰ Full Project Ownership from Idea to Launch โ—‰ Clean, Scalable & Production-Ready Code โ—‰ Transparent Communication & Fast Response Time โ—‰ Complete App Store & Google Play Deployment Support โ—‰ Rigorous Testing & Quality Assurance โ—‰ Reliable Post-Launch Free Support & Maintenance โ—‰ Secure, compliance-ready development (GDPR, HIPAA, age-restricted systems) โญ ๐“๐ž๐œ๐ก ๐’๐ญ๐š๐œ๐ค๐ฌ โ—‰ Cross-Platform App Development: React Native | Flutter โ—‰ Native App Development: Swift | Objective-C | Kotlin | Java โ—‰ Frontend Development: React.js | Next.js | Angular | JavaScript | TypeScript | HTML5/CSS3 | Tailwind CSS | Bootstrap โ—‰ Backend Development: Node.js | Python | FastAPI | Django | Nest.js โ—‰ Databases: MongoDB | PostgreSQL | MySQL | Firebase | Supabase โ—‰ CMS & E-Commerce: WordPress | WooCommerce โ—‰ API Integrations: REST APIs | GraphQL | Google/Apple Maps | Twilio, Plivo, Elevenlabs, VAPI | Stripe, PayPal & Razorpay | Firebase | Fedex & UPS | Social Media & Auth APIs โ—‰ AI & Automation: OpenAI API | LangChain | AI Agents | Workflow Automation | RAG (Retrieval-Augmented Generation) | Vector Databases โ—‰ Cloud & DevOps: AWS | Docker | CI/CD | Vercel etc. โญ ๐“๐ซ๐ฎ๐ฌ๐ญ๐ž๐ ๐“๐ž๐œ๐ก๐ง๐จ๐ฅ๐จ๐ ๐ฒ ๐๐š๐ซ๐ญ๐ง๐ž๐ซ ๐€๐œ๐ซ๐จ๐ฌ๐ฌ ๐ˆ๐ง๐๐ฎ๐ฌ๐ญ๐ซ๐ข๐ž๐ฌ โ—‰ Healthcare with HIPAA compliance โ—‰ Fitness & Wellness App โ—‰ FinTech Apps (TaxDome, Cash App, Venmo, Paypal, Stripe like App) - IRS Compliance โ—‰ Grubhub like App โ—‰ Restaurant App/DoorDash clone โ—‰ Uber like Apps โ—‰ Event Planning & Booking (Eventbrite like app) โ—‰ Bakery, Cafe & Restaurant Management โ—‰ Messaging & Communication Apps (WhatsApp Clone) โ—‰ Social Networking & Community Apps similar to Facebook & YouTube โ—‰ Dating Apps (Tinder like app) โ—‰ Real Estate & Property Management โ—‰ Salon Booking & Beauty Service โ—‰ E-Commerce Marketplace โ—‰ Education App โ—‰ Travel & Hospitality โ—‰ Logistics & Delivery Management โ—‰ Job Portals โ—‰ Sports & Entertainment Apps Contact today for a Free Consultation & discover how we can help transform your ideas into impactful digital solutions! Partner With Me For: Mobile App Development | AI Mobile App Development | Custom Web Development | Marketplace App Development | MVP Development | Flutter Firebase | API Development and Integration | Mobile app development | Custom app development services | Hire mobile app developers | App design | EdTech app development | React Native Developer | Flutter Developer | Android App Developer | iOS App Developer | Cross-Platform App Developer | ElevenLabs like platform | Node.js Developer | Python Developer | Angular Developer | Hybrid App Developer | Healthcare App Development | Cal AI Clone | Web App Developer | SaaS App Developer | Software Developer | Healthcare App Developer | Fintech App Developer | eCommerce App developer | Real Estate App Developer | Dating App Developer | AI/ML Developer | Agentic AI Developer | eCommerce App Development | Web App Development | AI-Enable Platforms | PHP Developer | Sortly Inventory like App | MEAN Developer | PHP Developer | Wordpress Developer | iPad/iPhone App Developer | AI Agent Developer | Llama Developer | Custom Web Developer | MVP Developer | OpenAI/GPT Developer | Claude AI Developer | Fitness App | Automation | Application Tracking System | Fantasy App Developer | Family Culture AI App | Healthcare HIPAA | SaaS Apps | AI Developer | Python Developer | Node Developer | App Development | Supabase Developer | Frontend & API Integration Developer | AI

  • Mobile App
  • Mobile App Development
  • AI Mobile App Development
  • AI App Development
  • AI Development
  • App Development
  • Flutter
  • React Native
  • Android App
  • Mobile App Development Consultation
  • SaaS Development
  • Web Application Development
  • Web Development
  • Mobile App Design
  • Software Development
  • Node.js
  • Python
  • Hybrid App Development
  • App Design
  • iPhone & iPad Apps
Jyotdeep J.

Mohali, India

$15/hr
4.6
142 jobs

**Ranked in the Top 100 Developers in the world!** With 12+ years of expertise in crafting high-impact Native (๐’๐ฐ๐ข๐Ÿ๐ญ ๐š๐ง๐ ๐Š๐จ๐ญ๐ฅ๐ข๐ง) Apps and Hybrid Cross-platform Apps [๐‘๐ž๐š๐œ๐ญ ๐๐š๐ญ๐ข๐ฏ๐ž (9+ years), ๐…๐ฅ๐ฎ๐ญ๐ญ๐ž๐ซ (7+ years), ๐š๐ง๐ ๐…๐ฅ๐ฎ๐ญ๐ญ๐ž๐ซ๐…๐ฅ๐จ๐ฐ (2+ years)] and PWA coupled with latest cutting-edge technologies, delivers efficient, scalable, and user-friendly interface. ๐ŸŒŸ ๐’๐ค๐ข๐ฅ๐ฅ๐ฌ ๐’๐ก๐จ๐ฐ๐œ๐š๐ฌ๐ž: - Languages: Swift, Objective-C, Dart, TypeScript - Frameworks: Flutter, React Native - Tools: Xcode, Android Studio, VS Code - APIs: REST, GraphQL, gRPC, Custom & Third-party APIs - UI/UX: Figma, Sketch, Adobe XD, Canva+, Framer - Version Control: Git, GitHub, Bitbucket, GitLab - Databases: Firebase, SQLite, Realm, MongoDB, MySQL, PostgreSQL, Redis, Supabase - Deployment: App Store, Google Play, TestFlight, Firebase App Distribution ๐Ÿ”ฅ ๐„๐ฑ๐ฉ๐ž๐ซ๐ญ๐ข๐ฌ๐ž ๐€๐œ๐ซ๐จ๐ฌ๐ฌ ๐•๐š๐ซ๐ข๐จ๐ฎ๐ฌ ๐ƒ๐จ๐ฆ๐š๐ข๐ง๐ฌ: -- Live Streaming, E-Commerce, On-Demand, Health & Fitness, AI Personalization, Ride-Sharing, EdTech, QR/Barcode Scanning, Real Estate, Virtual Events, Food Delivery, IoT/BLE, Smart Home, HCE & Tap-to-Pay, Telemedicine, Healthcare, Dating & Social Networking, Radar/Lidar, Flutter Web & FlutterFlow ๐Ÿ‘‰ ๐–๐ก๐ฒ ๐Œ๐ž: -- AI mobile apps with ChatGPT, Gemini, Claude, LLM, AI & On-device ML -- Super-app & mini-app architecture (multi-service platforms), Offline & high-performance PWAs -- Vision Pro, ARKit & spatial, Real-time, Privacy-first, secure & compliance-ready -- Web3, digital wallets & next-gen in-app payments -- Battery-efficient, scalable & future-proof systems ๐Ÿ’ก ๐๐ซ๐จ๐ฆ๐ข๐ฌ๐ž๐ฌ ๐Ÿ๐จ๐ซ ๐˜๐จ๐ฎ๐ซ ๐๐ซ๐จ๐ฃ๐ž๐œ๐ญ: - High-quality, maintainable code - Clear communication & timely delivery - 100% client satisfaction or money-back guarantee Available ๐Ÿฐ๐Ÿฌ+ ๐—ต๐—ผ๐˜‚๐—ฟ๐˜€ ๐—ฝ๐—ฒ๐—ฟ ๐˜„๐—ฒ๐—ฒ๐—ธ flexible with time zones to discuss your mobile app project! Looking forward to new and exciting opportunities to create something extraordinary!!

  • Hybrid App Development
  • Firebase
  • Android
  • React Native
  • Kotlin
  • iOS Development
  • Flutter
  • Mobile App Development
  • Swift
  • API Development
  • iPhone
  • SwiftUI
  • AI App Development
  • AI Chatbot
  • AI Builder
  • AI Mobile App Development
  • AI Model Training
  • Claude
  • Native App Development
  • FlutterFlow
Harish K.

Mohali, India

$20/hr
4.4
349 jobs

I am a Full Stack Web & Mobile App Developer with expertise in Web Development, iOS & Android App Development (Top 3%), maintaining 100% Client Satisfaction on Upwork and successfully delivering hundreds of projects across industries. I am a Top-Rated Plus Mobile App Developer specializing in Flutter, React Native, iOS (Swift), Android (Kotlin) and Full-Stack Application Development. I build AI-powered mobile apps, real-time video streaming platforms, SaaS products, MVPs and on-demand service applications with scalable backend architectures using Node.js, NestJS, Laravel and Firebase. I have had the opportunity to work with numerous startups, scale-ups and enterprises, helping them design, develop, launch and scale high-performance mobile and web applications that work flawlessly across devices. โœ… I Can Help You With: - Mobile App Development with Web Admin Panel - MVP Development & SaaS Application Development - API Development & Third-Party Integrations - Node.js / NestJS Backend for Mobile & Web Apps - Laravel / PHP Backend Development - Firebase Integration (Auth, Firestore, Cloud Functions) - Payment Gateway Integration (Stripe, Razorpay, PayPal) - Real-Time Chat, Notifications & WebSocket Integration ๐Ÿ’ก Having Expertise In: - AI-Powered Mobile Applications - Real-Time Video Streaming Apps - Live Streaming & Video Sharing Platforms - E-Learning & EdTech Applications - E-Commerce & Marketplace Apps - On-Demand Service Apps (Taxi, Food, Delivery, Booking) - Chat & Social Networking Apps - SaaS & Subscription-Based Platforms - Gamified Mobile Applications - AR/VR Mobile App Development - IoT & BLE-Based Mobile Applications ๐ŸŽฏKey Milestones: ๐Ÿš€ Rewarded as ๐Ÿ† ๐—ง๐—ข๐—ฃ ๐—ฅ๐—”๐—ง๐—˜๐—— ๐—ฃ๐—Ÿ๐—จ๐—ฆ ๐Ÿ† by Upwork (๐—ง๐—ผ๐—ฝ ๐Ÿฏ%) ๐Ÿš€ 7000+ personal hours on Upwork and still counting ๐Ÿš€ 100000+ agency hours on Upwork and still counting ๐Ÿš€ 100% Job Success (Client Satisfaction Ratio) ๐Ÿš€ 500+ jobs completed successfully as an Agency ๐ŸŽฏ Checkout my portfolio of apps on Upwork: Over the past decade, I have honed my skills in developing a diverse array of iPhone and Android applications Development โœ… Health and Fitness Apps โœ… GPS/ Geo Location Apps โœ… Trade Apps โœ… Homeowner/Contractor App โœ… Artificial Intelligence based Apps โœ… Bluetooth / BLE Integration Apps โœ… Food Delivery Apps โœ… Nutrition Planning Apps โœ… Restaurant Search Apps โœ… Salon Booking Apps โœ… Gym Booking Apps โœ… Taxi Apps โœ… AI Powered Apps โœ… E-commerce Apps โœ… Dating and TikTok Style Apps โœ… Video Streaming, Voice Calling, Chat and Messaging Apps โœ… Real Estate Apps โœ… Driver Instructor Finding Application โœ… Hotel and Travel Booking Apps โœ… E-Learning Mobile Application โœ… Wellness & Meditation Application โœ… NDI's Industry Applications ๐ŸŽฏ Areas of Expertise โ—‰ Mobile App Development: Swift, Objective C, Kotlin, Java, Jetpack โ—‰ Cross-Platform App Development: Flutter (Dart), React Native โ—‰ Backend Development: Node JS, Nest JS, Laravel, PHP, Express โ—‰ Frontend Development: React JS, Next JS, Angular, HTML5, CSS3 โ—‰ API Development & Integrations: REST APIs, AWS Lambda, API Gateway โ—‰ Databases & Cloud Storage: MySQL, MongoDB, Firebase, DynamoDB โ—‰ Real-Time App Features: Socket IO, Firebase Real Time Database, Twilio โ—‰ Payment Gateway Integration: Stripe, Razorpay, PayPal, Braintree โ—‰ Maps & Location Services: Google Maps, Apple Map Kit, GPS Tracking โ—‰ Version Control & Collaboration: GitHub, Bitbucket, GitLab I specialize in no-code/low-code development and AI integrations, allowing you to launch faster while keeping costs low without compromising quality. Additional Services that i am offering: - 6 Months Free Maintenance once the apps goes live on apple store and Google play store - Ownership/iP rights from the day one uploaded on the Client Github - Regular Updates & Scrum meetings. - Following Agile Scrum Methodology from day one - Strictly adhering to the Apple Guidelines and Google Guidelines. - Taking Complete responsibility of Deployment on both Apple store and Google Play store. I specialize in no-code/low-code development and AI integrations, allowing you to launch faster while keeping costs low without compromising quality. I work with tools like Bubble, FlutterFlow, Webflow and integrate powerful AI solutions using Claude, GPT and OpenAI APIs to build smart, automated systems. ๐Ÿ”น What I Do - Full Stack Web & Mobile App Development - No-Code / Low-Code Development (Bubble, FlutterFlow, Webflow) - AI App Development & Integration (Claude AI, GPT-4/5, OpenAI API, Chatbots, Automation) - SaaS Application Development (Subscription Models, Multi-Tenant Systems) - API Integration (Payment gateways, third-party services) - Dashboard & Admin Panel Development - Workflow Automation (Zapier, Make, AI Automation Systems)) - UI/UX Design (Figma) ๐Ÿ‘‰ Letโ€™s start with a FREE 15โ€“30 minute consultation to discuss your project and define the best approach. Contact us today to discuss your projectย requirements.

  • Flutter
  • iOS Development
  • Smartphone
  • User Profile Creation
  • Android App Development
  • iOS
  • Mobile App Development
  • Chat & Messaging Software
  • User Authentication
  • Hybrid App Development
  • In-App Purchases
  • Web Development
  • React Native
  • Android
  • AI Chatbot
  • React
  • JavaScript
  • iPad App Development
  • API
  • API Integration
Ann N.

Zaporizhzhya, Ukraine

$30/hr
5.0
22 jobs

โญโญโญโญโญ "๐˜ž๐˜ฆ ๐˜ธ๐˜ฆ๐˜ณ๐˜ฆ ๐˜ท๐˜ฆ๐˜ณ๐˜บ ๐˜ฉ๐˜ข๐˜ฑ๐˜ฑ๐˜บ ๐˜ธ๐˜ช๐˜ต๐˜ฉ ๐˜ต๐˜ฉ๐˜ฆ ๐˜จ๐˜ณ๐˜ฆ๐˜ข๐˜ต ๐˜ธ๐˜ฐ๐˜ณ๐˜ฌ ๐˜ฒ๐˜ถ๐˜ข๐˜ญ๐˜ช๐˜ต๐˜บ ๐˜ˆ๐˜ฏ๐˜ฏ ๐˜ฑ๐˜ณ๐˜ฐ๐˜ท๐˜ช๐˜ฅ๐˜ฆ๐˜ฅ ๐˜ข๐˜ฏ๐˜ฅ ๐˜ต๐˜ฉ๐˜ฆ ๐˜•๐˜ข๐˜ต๐˜ช๐˜ง๐˜ฆ ๐˜”๐˜ฐ๐˜ฃ๐˜ช๐˜ญ๐˜ฆ ๐˜ต๐˜ฆ๐˜ข๐˜ฎ. ๐˜๐˜ง ๐˜ธ๐˜ฆ ๐˜ณ๐˜ฆ๐˜ฒ๐˜ถ๐˜ช๐˜ณ๐˜ฆ ๐˜ข๐˜ฏ๐˜บ ๐˜ธ๐˜ฐ๐˜ณ๐˜ฌ ๐˜ข๐˜จ๐˜ข๐˜ช๐˜ฏ, ๐˜ธ๐˜ฆ ๐˜ธ๐˜ช๐˜ญ๐˜ญ ๐˜ฅ๐˜ฆ๐˜ง๐˜ช๐˜ฏ๐˜ช๐˜ต๐˜ฆ๐˜ญ๐˜บ ๐˜ถ๐˜ด๐˜ฆ ๐˜ต๐˜ฉ๐˜ฆ๐˜ฎ." ๐Ÿค ๐ˆ ๐œ๐จ๐๐ž, ๐š๐๐ฏ๐ข๐ฌ๐ž, ๐š๐ง๐ ๐œ๐š๐ซ๐ž ๐Ÿ๐จ๐ซ ๐ฒ๐จ๐ฎ๐ซ ๐ฉ๐ซ๐จ๐๐ฎ๐œ๐ญ ๐ฅ๐ข๐ค๐ž ๐ข๐ญโ€™๐ฌ ๐ฆ๐ข๐ง๐ž ๐Ÿ๐ซ๐จ๐ฆ ๐ญ๐ก๐ž ๐ฌ๐ญ๐š๐ซ๐ญ. ๐Ÿ‘‹ Hi! Iโ€™m Ann an Android & iOS mobile app developer Swift Kotlin mobile app development expert with 8+ years of experience building high-performance iOS apps, Android apps, and scalable cross-platform solutions with React Native. ๐Ÿš€ Android & iOS Mobile App Developer | Swift โ€ข Kotlin โ€ข React Native | Mobile App Development As a Top Rated Plus Android & iOS mobile app developer Swift Kotlin mobile app development specialist on Upwork with 30+ five-star reviews and a 100% Job Success Score, Iโ€™ve helped 60+ companies and startups transform ideas into scalable, future-proof mobile products. Whether you need a native iOS app with Swift, a native Android app with Kotlin, or a cross-platform solution, I deliver Android & iOS mobile app development using Swift and Kotlin with precision, creativity, and enterprise-grade quality. From e-commerce, fitness, and healthcare to fintech, streaming, logistics, and wearable apps, my experience as an Android & iOS mobile app developer Swift Kotlin mobile app development professional spans 15+ industries and 50+ published apps. โœ… Why Partner with Me as Your Android & iOS Mobile App Developer: 8+ years of hands-on Android & iOS mobile app development using Swift, Kotlin, React Native 50+ successful iOS and Android apps delivered in Fitness Mobile App (Coaches, Gyms & AI Meal Plans) 10+ successful iOS and Android apps delivered in Fintech industry A strong mobile app development team of 50+ experts 100% Job Success Score and consistent 5-star reviews on Upwork Streaming, TV apps GPS and Map-based apps ( GPS trackers, MapBox, Google Maps integration) AI Mobile App Development MVP App Development for Wellness and Hospitality Platform Dating Mobile App Social Media App Development Mental Health Social Platform Enhance an Android, IOS mobile apps Figma designer. UX/UI designer Real Estate mobile apps Full-cycle Android & iOS mobile app development โ€” from idea to App Store & Google Play launch AI App Expert specializing in Swift Kotlin mobile app development, on-device ML, real-time image & text processing, and LLM API integrations ๐Ÿ”ง Services I Provide as an Android & iOS Mobile App Developer (Swift & Kotlin): Native iOS app development with Swift & SwiftUI Native Android app development with Kotlin & Jetpack Compose Android & iOS mobile app development using Swift Kotlin architecture React Native app development for cross-platform solutions UI/UX design for iOS and Android apps (Figma, Sketch, Adobe XD) Secure API integrations & cloud services (AWS, Google Cloud) Scalable backend connections & microservices Wearable app development (Apple Watch, Wear OS, Bluetooth) Performance optimization & offline-first mobile app development ๐ŸŽฏ Industries I Specialize In as an Android & iOS Mobile App Developer (Swift Kotlin): ๐Ÿ“ฆ E-Commerce | ๐Ÿ” Food & Drink | ๐Ÿ“š Education ๐Ÿ’ช Health & Fitness | ๐Ÿ’˜ Dating | ๐ŸŽฌ Entertainment & Streaming ๐Ÿ’ผ Finance & Banking | ๐ŸŒ Travel | ๐Ÿ“ฑ SaaS Platforms โŒš Wearables & IoT | ๐Ÿšš Logistics & Booking Apps All powered by Android & iOS mobile app development with Swift and Kotlin. ๐Ÿš€ Advanced Features I Build with Swift & Kotlin Mobile App Development: โœ”๏ธ Social login (Google, Apple, LinkedIn) โœ”๏ธ Real-time chat, WebRTC video calls & push notifications โœ”๏ธ Offline mode & smart data synchronization โœ”๏ธ GPS, geolocation, Bluetooth & geofencing โœ”๏ธ ARKit & advanced AR features โœ”๏ธ Firebase & cloud integrations โœ”๏ธ Monetization (AdMob, Meta Ads) โœ”๏ธ Voice assistants (Siri, Google Assistant, Alexa) โœ”๏ธ TV apps (tvOS, Android TV) & wearable tech (Garmin, Monkey-C) ๐Ÿ’ฌ Why Choose Me as Your Android & iOS Mobile App Developer (Swift Kotlin): I bring deep expertise in Android & iOS mobile app development using Swift and Kotlin, focusing on clean architecture, scalability, performance, and business impact. Whether youโ€™re a startup building an MVP or an enterprise scaling globally, Iโ€™m the Android & iOS mobile app developer Swift Kotlin mobile app development expert who can turn your vision into a successful product. ๐Ÿ“ฑ Letโ€™s connect and build a powerful Android & iOS mobile app with Swift and Kotlin. ๐Ÿš€ Your trusted Android & iOS mobile app developer Swift Kotlin mobile app development partner is just one click away. UPD: 05.06.2026

  • Mobile App
  • Kotlin
  • iOS Development
  • Swift
  • Mobile App Development
  • Smartphone
  • Android
  • React Native
  • Android App Development
  • Flutter
  • Web Development
  • App Development
  • React
  • Mobile App Testing
  • iPad App Development
  • iOS
  • Hybrid App Development
  • User Authentication
  • API Integration
  • In-App Purchases

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