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Nishant B.
$18/hr
100% Job Success
Available now
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𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝🏆 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 | 𝐅𝐥𝐮𝐭𝐭𝐞𝐫 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐅𝐥𝐮𝐭𝐭𝐞𝐫 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐀𝐈 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐂𝐨𝐧𝐬𝐮𝐥𝐭𝐚𝐭𝐢𝐨𝐧 | 𝐀𝐧𝐝𝐫𝐨𝐢𝐝 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐈𝐨𝐬 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐬𝐢𝐠𝐧 | 𝐀𝐈 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 | 𝐃𝐚𝐭𝐢𝐧𝐠 𝐀𝐩𝐩. Hi there! I'm Nishant, a passionate Mobile App Developer with over 9 years of experience developing intuitive mobile and web apps. As a product designer & developer for startups and solo entrepreneurs, I specialize in building mobile and web applications from the ground up, with a keen eye for essential features that drive user engagement and business success. ✅ 1900+ 𝐇𝐨𝐮𝐫𝐬 as a Mobile App Developer, React Native App Developer, and Flutter App Developer ✅ 54+ Jobs completed on upwork with 5★ Rating ✅ 10+ years industry Experience in Mobile App Development as a Flutter App Developer ✅ 150+ Mobile Apps completed on upwork & other platform With extensive experience in Flutter, Dart, Firebase, REST APIs, and backend creation using node js, I build cross-platform applications that run seamlessly on Android, iOS, Tablets, and Web using a single codebase, reducing development costs while maintaining native-like performance. I have strong experience in AI Mobile App Development, Hybrid Mobile App Development, Native App Development, and Flutter App Development for startups, enterprises, and businesses. 🌍 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 𝐒𝐞𝐫𝐯𝐞𝐝:- • Saas App • Logistic & Fuel Delivery App • Fleet Management App • Ecommerce App & Shopping App • Online Dating App • Food Delivery App,Grocery Delivery App • Restaurant & Cafe App • Taxi App • On-Demand Home Services App • Bakery, Café & Restaurant Management Apps • Chat ,Messaging & video calling App • Social Media App • Real Estate App • Beauty Services & Salon Appointment Booking App • Event Planning & Booking Apps 🔹 𝐂𝐚𝐩𝐚𝐛𝐢𝐥𝐢𝐭𝐢𝐞𝐬: 𝐂𝐮𝐬𝐭𝐨𝐦 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 – Flutter, Android (Java/Kotlin), iOS (Swift/Objective-C),TReact Native 𝐂𝐫𝐨𝐬𝐬-𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 – High-performance apps for both Android & iOS with single codebase 𝐒𝐨𝐜𝐢𝐚𝐥 𝐌𝐞𝐝𝐢𝐚 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧 – Facebook, Google, Apple, Instagram, YouTube logins & APIs 𝐏𝐚𝐲𝐦𝐞𝐧𝐭 & 𝐒𝐮𝐛𝐬𝐜𝐫𝐢𝐩𝐭𝐢𝐨𝐧 𝐒𝐲𝐬𝐭𝐞𝐦𝐬 – PayPal, Stripe, Razorpay, Google Pay, Apple Pay, In-App Purchases, RevenueCat 𝐂𝐡𝐚𝐭, 𝐌𝐞𝐬𝐬𝐚𝐠𝐢𝐧𝐠 & 𝐂𝐚𝐥𝐥𝐢𝐧𝐠 – Real-time chat, audio/video calls, live streaming with Socket, Firebase, Twilio, Agora 𝐋𝐨𝐜𝐚𝐭𝐢𝐨𝐧-𝐁𝐚𝐬𝐞𝐝 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬 – Google Maps, Places API, real-time tracking, geolocation 𝐀𝐈 & 𝐌𝐚𝐜𝐡𝐢𝐧𝐞 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧 – ChatGPT, OpenAI 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 & 𝐀𝐏𝐈𝐬 – Node.js, Laravel, PHP, REST/GraphQL APIs 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 & 𝐀𝐮𝐭𝐡𝐞𝐧𝐭𝐢𝐜𝐚𝐭𝐢𝐨𝐧 Two-Factor Authentication (2FA), OAuth, Twilio, Mailgun 𝐐𝐑 & 𝐁𝐚𝐫𝐜𝐨𝐝𝐞 𝐅𝐞𝐚𝐭𝐮𝐫𝐞𝐬– Custom generation, scanning, payment solutions With strong expertise in Flutter, Node.js, and full-stack development, I focus on delivering reliable, high-quality, and scalable solutions. I have hands-on experience with Firebase, push notifications, in-app purchases, payment integrations, maps, and API-based applications. Client satisfaction and clean, efficient code are always my top priorities. I am confident that I can deliver the results you need for your project. I also offer a free 15-20 minute consultation to refine your idea, recommend the right tech stack, and outline potential scaling costs—so you can make informed decisions with clarity. 🚀If you’re looking for a developer who understands your product, takes ownership, communicates clearly, and builds for the long term—let’s connect. Warm Regards Nishant Bhardwaj Highlighted Skills :- Flutter Developer | Flutter Expert | Mobile App Developer | iOS Developer | Android Developer | Cross-Platform App Development | Mobile app development services in India | Affordable app developers near me | | AI App Developer | AI mobile app development services | expense tracker app | custom mobile app development | cross-platform app development | Ai Mobile App Developer | Flutter App Developer | mobile app builder | mobile app creation | create mobile app | mobile app professionals | mobile app development company | software company | app development agency | iOS and Android app development | Mobile App Development for Startups | Mobile App Development for Enterprises | Mobile App Design | Dating App Development | E-commerce Mobile App | Healthcare App Development | Fitness App Development | MVP app developer | MVP App Development | Phone Application Programmer
Nishant B. has worked .
GraceCoders
Associated with
GraceCoders
Michael J.
$100/hr
100% Job Success
$900K+ earned
Available now
Offers consultations
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🫡 Extremely Reliable, Communicative and Fast 🥇 The Top 1% of Talent (Expert Vetted) 💰 60+ apps shipped, generating over 8 figures in revenue. ⚡ 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) 🛠️ Specializing in Mobile App Development | Flutter, Swift, or React | iOS and Android 🇺🇸 Honored as a Top Mobile App Developer for hire in the United States from 2020-2025. 🏆 Award Winning Mobile App Developer: previous app featured on Apple's List of Best Language Learning Apps. 📰 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. ⭐️ 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: 🏅 Top 1% of Mobile Developers 🏅 Top 1% of iOS Developers 🏅 Top 5% of Firebase Developers 🏅 Top 5% of Swift Developers 🎓 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. 🌟 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. 😁 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. Let’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, Mobile App Architecture, 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
Michael J. has worked .
Navpreet K.
$20/hr
100% Job Success
$300K+ earned
Available now
Offers consultations
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I help startups and businesses build Flutter & React Native mobile apps for iOS and Android — from idea to App Store and Play Store launch — with clean code, clear communication, and reliable delivery. I specialize in end-to-end Flutter and React Native app development — handling everything from architecture and UI to backend APIs, Firebase integration, testing, and deployment to App Store and Play Store. What I can help you with- ✅ Flutter & React Native mobile app development (iOS & Android) ✅ Swift (iOS) and Kotlin (Android) native app development ✅ Firebase, REST API & third-party integrations (Twilio, Google Maps, Push Notifications, Social Login, In-App Purchases) ✅ MVP development for startups — from wireframe to live app ✅ Backend systems with Node.js, Laravel, or custom APIs ✅ Performance, security, and scalability improvements My approach- ✅ Clear requirements & realistic timelines ✅ Clean, maintainable architecture ✅ Regular updates & transparent communication ✅ Long-term thinking, not quick hacks Industries & platforms I've worked on 👇 Mobile Apps (Flutter / React Native / Swift / Kotlin): Food delivery, taxi booking, health & fitness, education, e-commerce, social apps, music, restaurant management Web & Software Platforms: ERP, CRM, inventory systems, POS, booking platforms, marketplaces, real estate, SaaS products I've worked on 100+ projects, helping clients turn ideas into stable, production-ready apps that are easy to maintain and scale. If you're looking for a developer who takes full ownership of your product through the complete mobile app development lifecycle — let's talk. All discussions are kept confidential and can be covered under NDA.
Navpreet K. has worked .
Indi IT Solutions
Associated with
Indi IT Solutions
$4M+
earned
Boris Z.
$50/hr
100% Job Success
$100K+ earned
Available now
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Expert Vetted (Top 1% on UpWork) Senior Mobile App Developer with $100k+ earned on UpWork and over 100 successful projects I do end-to-end development on mobile apps, web apps & AI tools 𝗞𝗘𝗬 𝗙𝗔𝗖𝗧𝗦 🚀 Built a telehealth chat and video calling app MVP in 4 weeks and scaled the calling architecture for a UK client that helped them scale past 100,000 paying customers 🚀 Rebuilt a mobile app and helped scale it to over with over 2 million users, sending over a million notifications per day 🚀 Rebuilt upskilling mobile app in the Netherlands, cutting development costs by 67% and securing $85M+ in funding I have built and scaled projects for companies up to millions of users I can help you to ✔️ Improve user engagement and conversion ✔️ Scale your architecture for millions of users ✔️ Develop and implement your app end-to-end ✔️ Reduce costs and simplify your technology concerns The projects I worked on raised a total of over $100M in funding. Other projects have generated millions in yearly revenue for the businesses I helped 𝗪𝗛𝗬 𝗣𝗔𝗥𝗧𝗡𝗘𝗥 𝗪𝗜𝗧𝗛 𝗠𝗘? ✔️ With my process I deliver on time and with high quality ✔️ Frequent communication ✔️ Proven development process ensuring a 99% project success rate ✔️ I work with you on the product design to make sure you get paying users Click on the green message button at the top of my profile and message me. We'll book a free call to discuss your project 𝗦𝗘𝗥𝗩𝗜𝗖𝗘𝗦 𝗜 𝗣𝗥𝗢𝗩𝗜𝗗𝗘: 📱Mobile Application Development (Cross platform and Native apps) 💻Full Stack Web Development (Front-end and Back-end) 🤖AI Integration (ChatGPT, GPT-4) 𝗔𝗠𝗔𝗭𝗜𝗡𝗚 𝗖𝗟𝗜𝗘𝗡𝗧 𝗧𝗘𝗦𝗧𝗜𝗠𝗢𝗡𝗜𝗔𝗟𝗦: ★★★★★ "The first time I met Boris, I knew that he would end up being one of the best engineers I’ve ever worked with. His technical expertise, drive to understand the business, and adaptability enabled him and his team to deliver high value for us. In a crowded market, you need an edge, and that's precisely what Boris' team gave us. Their custom development services have empowered us to better serve our clients and grow our business. If you're looking to accelerate your aspirations, I can't recommend Boris and his team highly enough." ★★★★★ "I have had the pleasure of collaborating with Boris for a span of 3-4 years, and I am delighted to provide nothing but the highest commendations. Throughout our partnership, Boris has consistently demonstrated an exceptional degree of responsibility, expertise, and unwavering assistance across all our endeavors. Without hesitation, I wholeheartedly endorse him to fulfill your requirements as an app developer and for comprehensive technology support. His professionalism and friendly approach make him an ideal choice."
Boris Z. has worked .
Igor C.
$35/hr
100% Job Success
$1M+ earned
Available now
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🅷🅴🆈 👋 I’m a senior mobile app developer with 25 years of experience building high-performance Android & iOS apps, cross-platform solutions with Flutter, and mobile-first platforms that scale across millions of users. I specialize in native iOS (Swift, SwiftUI, Objective-C) native Android (Kotlin, Java), as well as Flutter, React Native, and Kotlin Multiplatform Mobile (KMP) - delivering elegant, stable, and maintainable mobile apps from the ground up. I’ve built 700+ apps across 20+ industries, from social networks and fintech to healthcare and smart IoT. My apps have ranked in the top charts, driven 80% user engagement increase, and reduced crash rates by up to 70%. I bring deep expertise in mobile architecture, native UI/UX implementation, performance optimization, device-level integration (BLE, GPS, sensors), CI/CD pipelines, and App Store / Google Play delivery. 🏆 Why Clients Choose Me ✔️ 25 years of hands-on experience in mobile development ✔️ 700+ mobile apps shipped across Android, iOS, Flutter & React Native ✔️ Reduced crash rate by 70% and improved app speed by 50% on key projects ✔️ Proficient in full mobile stack - UI, business logic, APIs, storage & deployment ✔️ Delivered cross-platform apps used by 5M+ users worldwide ✔️ Led app modernization projects that cut legacy codebase by 40% ✔️ Built KMP-based solutions for unified Android/iOS delivery and faster release cycles ✔️ Experience working with startups, enterprises, and Fortune 500s 📱 Native Mobile Development (iOS & Android) - Native Android apps with Kotlin, Java, Jetpack Compose, Material Design 3 - Native iOS apps with Swift, Objective-C, SwiftUI, UIKit, Combine - Extensive work with platform SDKs, sensors, cameras, biometrics, and BLE - Modular and scalable architecture: MVVM, Clean Architecture, VIPER - App Store & Google Play deployment, TestFlight & Firebase testing - Dependency injection, Jetpack libraries, Swift Package Manager, CocoaPods - Reduced app launch time by 50% through UI/threading optimization - Built multi-language apps with full localization and accessibility support 🔁 Cross-Platform Mobile Development - Flutter (Dart) for beautiful, performant mobile UIs across iOS and Android - React Native with custom native module bridging (Java/Obj-C) - Kotlin Multiplatform Mobile (KMM) to share business logic between platforms - Cross-platform codebases reduced development time by 40–60% - Custom platform views, adaptive UI layouts, and native plugin integrations - Delivered consistent performance & UX across devices 🔧 Backend & API Integration - Firebase (Auth, Firestore, Realtime DB, Cloud Functions, Analytics, Crashlytics) - RESTful API & GraphQL integration, token management, caching - Offline sync & local storage: Room, SQLite, Core Data, Realm - Advanced data parsing & security with Retrofit, Moshi, GSON, Alamofire - Push notifications: FCM, APNS, OneSignal, custom schedulers - Built mobile apps powering live sports stats, geolocation trackers, and health dashboards ⚙️ DevOps, CI/CD & Testing - Fastlane, GitHub Actions, Bitrise, Xcode Cloud, Firebase App Distribution - Unit testing, Espresso, XCTest, UI Automator, and snapshot testing - Optimized delivery pipeline for 2x faster release cycles - Code linting, crash analytics, beta testing, and staged rollout strategy - Crash-free session rates increased to 99.8% on enterprise mobile apps 📊 Mobile Analytics & Monetization - Analytics: Firebase, Amplitude, Google Analytics, Mixpanel - Monetization: in-app purchases, subscriptions, AdMob, Facebook Ads - Real-time event tracking and funnel optimization - Improved retention and session time by 60% using data-driven iteration 🔌 Hardware & Native SDK Integrations - Core Bluetooth, Core Motion, HealthKit, Google Fit, PassKit, Apple Pay - Camera, audio, video processing with AV Foundation & CameraX - Third-party SDKs: Twilio, Sendbird, Stripe, Agora, Mapbox, OpenCV - Built IoT control panels, BLE device dashboards, and voice-command apps 🌍 Industries Served - Fintech & Banking (KYC, payments, secure auth) - Healthcare & Fitness (wearables, telemedicine, step tracking) - E-commerce & Retail (catalogs, product scanners, loyalty apps) - Smart Home & IoT (remote control, Bluetooth integration) - Education, Social Networking, Travel, Utilities, Entertainment ✅ Let’s Build a Mobile App That Delivers From native Android/iOS development to efficient cross-platform delivery - I bring full-cycle mobile expertise to help you design, build, scale, and optimize your app. 📩 Ready to launch something impactful? Text me!
Igor C. has worked .
Ixobit Corporation (DBA Sibers)
Associated with
Ixobit Corporation (DBA Sibers)
$20M+
earned
Tejas G.
$25/hr
99% Job Success
$100K+ earned
Available now
Offers consultations
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Mobile App Developer & Mobile App Development studio — Flutter & React Native. B2B, SaaS, manufacturing, e-commerce, MVPs. End-to-end delivery. With 40,000+ hours delivered on Upwork, a 100% Job Success Score, and a Top Rated Plus badge, Palm Infotech is one of the most trusted mobile app development studios on the platform. We don't just write code — we partner with businesses to solve real operational problems through technology. As a full-service Flutter Developer and React Native Developer team, we build cross-platform mobile apps for B2B SaaS platforms, manufacturing and distribution workflow digitization, e-commerce apps, and startup MVPs. From field sales tools and dealer order management systems to customer-facing storefronts and enterprise dashboards — we handle the full cycle. What makes us different: — End-to-end delivery: discovery, architecture, design, development, QA, and deployment — A structured team: Flutter developers, React Native developers, QA engineers, business analysts, and tech managers — Clear communication and milestone-based delivery — no surprises — Deep domain experience in manufacturing, distribution, and B2B operations If you need a mobile app built right — on time, on budget, and built to scale — let's talk.
Tejas G. has worked .
Palm Infotech
Associated with
Palm Infotech
Rahul B.
$22/hr
98% Job Success
$200K+ earned
Available now
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I am a Top 3 percent developer on Upwork with the Pink badge, helping clients build modern apps that feel polished, perform smoothly, and scale with confidence. I design and develop cross platform applications using React Native and Flutter for mobile, tablet, and desktop environments. My focus is not just on building screens, but on creating complete app experiences that are fast, reliable, user friendly, and ready for real world usage. My expertise lies in combining strong frontend execution with scalable architecture, smooth performance, and practical product thinking so apps work well across Android, iOS, iPad, and desktop platforms. 🔹 Core Expertise React Native Development Cross platform mobile app development for Android and iOS Custom UI development with responsive layouts and smooth interactions Native module integration for device level capabilities API integration, authentication flows, and real time features App performance optimization and state management Deployment support for Play Store and App Store releases Flutter Development High performance app development for Android, iOS, tablet, and desktop Custom widgets and pixel accurate user interfaces Responsive design for phones, tablets, and larger screens Animations, transitions, and interactive app flows Third party integrations and backend connectivity Scalable app structure for long term growth and maintenance Mobile, iPad, and Desktop Applications Apps designed for phones, tablets, and desktop use cases iPad applications with layouts optimized for larger screens and multitasking Desktop apps with a clean experience for productivity and operational workflows Unified cross platform products with shared logic and strong usability Offline capable apps with local storage and sync support Apps for startups, internal tools, SaaS products, and consumer platforms 🔹 App Performance and Product Quality I build apps that are not just visually strong, but stable and efficient in real usage. Smooth navigation and responsive interactions Performance optimization for large data sets and complex screens Reliable API handling and state consistency Scalable code structure for future features Attention to edge cases, usability, and platform behavior 🔹 System Design and Engineering I focus on building applications as dependable products, not just coded interfaces. Strong architecture for scalable app development Clean integration with backend systems and third party services Push notifications, file handling, payments, maps, and media workflows Role based flows, dashboards, and real time app features Secure authentication and protected user experiences Admin friendly and maintainable codebases for long term support 🔹 What I Build Mobile apps for Android and iOS using React Native and Flutter iPad apps for business workflows, productivity, and custom user journeys Desktop applications for operations, reporting, and internal tools Cross platform SaaS applications with shared logic and clean user experience Marketplace apps, on demand apps, CRM apps, and service platforms App redesigns, upgrades, bug fixing, and performance improvement projects 🔹 My Approach I like building apps that are practical, scalable, and enjoyable to use. Focus on performance, usability, and product goals Build for real user flows, not just static screens Keep the codebase clean and maintainable Design with scalability in mind from the start Balance user experience, engineering quality, and business value 🔹 Differentiation Strong experience across both React Native and Flutter Ability to build for mobile, tablet, and desktop from a single product vision Product focused mindset with strong technical execution Experience handling complex app flows and real business logic Clear communication and dependable delivery throughout the project 🔹 Tech Stack React Native, Flutter, Dart, JavaScript, TypeScript, Firebase, REST APIs, GraphQL, Node.js, FastAPI, Supabase, PostgreSQL, Redux, Zustand, GetX, Riverpod, Expo, EAS, Play Store, App Store If you are looking to build a high quality mobile, iPad, or desktop application using React Native or Flutter, I can help you create a product that is technically strong, user focused, and ready to scale. Let us build an app that feels smooth, works reliably, and supports real business growth.
Rahul B. has worked .
Hestabit Technologies Pvt Ltd
Associated with
Hestabit Technologies Pvt Ltd
$2M+
earned
Neha K.
$15/hr
100% Job Success
$100K+ earned
Available now
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I’m a 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐚𝐧𝐝 𝐖𝐨𝐫𝐝𝐏𝐫𝐞𝐬𝐬 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐰𝐢𝐭𝐡 𝟕+ 𝐲𝐞𝐚𝐫𝐬 𝐨𝐟 𝐞𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 building scalable digital products for startups and businesses. My core expertise lies in developing 𝐨𝐩𝐭𝐢𝐦𝐮𝐦 𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐢𝐧𝐠 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 𝐮𝐬𝐢𝐧𝐠 𝐅𝐥𝐮𝐭𝐭𝐞𝐫 𝐚𝐧𝐝 𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞, along with creating 𝐜𝐮𝐬𝐭𝐨𝐦 𝐰𝐞𝐛𝐬𝐢𝐭𝐞𝐬 𝐚𝐧𝐝 𝐞𝐂𝐨𝐦𝐦𝐞𝐫𝐜𝐞 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 𝐮𝐬𝐢𝐧𝐠 𝐖𝐨𝐫𝐝𝐏𝐫𝐞𝐬𝐬 𝐚𝐧𝐝 𝐖𝐨𝐨𝐂𝐨𝐦𝐦𝐞𝐫𝐜𝐞. I implement 𝐀𝐈-𝐩𝐨𝐰𝐞𝐫𝐞𝐝 𝐟𝐞𝐚𝐭𝐮𝐫𝐞𝐬 𝐢𝐧 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩𝐬 𝐚𝐧𝐝 𝐰𝐞𝐛𝐬𝐢𝐭𝐞𝐬 to enhance user experience and automate workflows, using 𝐀𝐈-𝐚𝐬𝐬𝐢𝐬𝐭𝐞𝐝 𝐭𝐨𝐨𝐥𝐬 to accelerate development and improve code quality. I follow 𝐦𝐨𝐝𝐞𝐫𝐧 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐩𝐫𝐚𝐜𝐭𝐢𝐜𝐞𝐬 to deliver reliable and scalable solutions. ✅ Core technologies I work with : 🔶 𝐌𝐨𝐛𝐢𝐥𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 ➤ Flutter │ React Native │ Dart │ JavaScript │ TypeScript 🔶 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 & 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬 ➤ Firebase │ Supabase │ PostgreSQL │ MySQL │ MariaDB │ Node.js 🔶 𝐂𝐌𝐒 ➤ WordPress │ WooCommerce │ PHP │ Advanced Custom Fields (ACF) │ WP CLI 🔶 𝐀𝐏𝐈 & 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 ➤ REST API │ GraphQL │ Third-party Services 🔶 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐓𝐨𝐨𝐥𝐬 ➤ Git / GitHub │ Docker │ CI/CD Pipelines The services I provide include: ════════════════════ ✅ For Mobile Apps Development : 🔶 𝐄𝐧𝐝-𝐭𝐨-𝐞𝐧𝐝 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 i.e. planning, architecture, UI development, backend integration, testing, and deployment 🔶 Pixel-perfect 𝐔𝐈 𝐢𝐦𝐩𝐥𝐞𝐦𝐞𝐧𝐭𝐚𝐭𝐢𝐨𝐧 𝐟𝐫𝐨𝐦 𝐅𝐢𝐠𝐦𝐚, Adobe XD, or Sketch (including design systems and dark mode support) 🔶 𝐌𝐕𝐏 𝐚𝐩𝐩 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 🔶 𝐀𝐏𝐈 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 (REST, GraphQL, and third-party services such as payments, maps, authentication, analytics, and social logins) 🔶 𝐀𝐩𝐩 𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐨𝐩𝐭𝐢𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧, code refactoring, and bug fixing 🔶 𝐀𝐩𝐩 𝐒𝐭𝐨𝐫𝐞 𝐚𝐧𝐝 𝐆𝐨𝐨𝐠𝐥𝐞 𝐏𝐥𝐚𝐲 𝐝𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭, release management, and crash monitoring setup 🔶 𝐎𝐧𝐠𝐨𝐢𝐧𝐠 𝐦𝐚𝐢𝐧𝐭𝐞𝐧𝐚𝐧𝐜𝐞, feature enhancements, and OS compatibility updates ✅ For Wordpress Development : 🔶 𝐂𝐮𝐬𝐭𝐨𝐦 𝐖𝐨𝐫𝐝𝐏𝐫𝐞𝐬𝐬 𝐰𝐞𝐛𝐬𝐢𝐭𝐞 development and theme customization 🔶 WordPress 𝐩𝐥𝐮𝐠𝐢𝐧 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 and custom functionality 🔶 𝐖𝐨𝐨𝐂𝐨𝐦𝐦𝐞𝐫𝐜𝐞 𝐬𝐭𝐨𝐫𝐞 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 and advanced store customization 🔶 𝐇𝐞𝐚𝐝𝐥𝐞𝐬𝐬 𝐖𝐨𝐫𝐝𝐏𝐫𝐞𝐬𝐬 integrations for modern front-end applications 🔶 𝐓𝐡𝐢𝐫𝐝-𝐩𝐚𝐫𝐭𝐲 𝐀𝐏𝐈 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 for payments, shipping, CRM, ERP, and external systems 🔶 𝐖𝐞𝐛𝐬𝐢𝐭𝐞 𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐨𝐩𝐭𝐢𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧 (Core Web Vitals, speed improvements) 🔶 𝐖𝐨𝐫𝐝𝐏𝐫𝐞𝐬𝐬 & 𝐖𝐨𝐨𝐂𝐨𝐦𝐦𝐞𝐫𝐜𝐞 𝐦𝐚𝐢𝐧𝐭𝐞𝐧𝐚𝐧𝐜𝐞, updates, and security hardening Feel free to reach out to me. I would be happy to discuss your project in detail.
Neha K. has worked .
The Brihaspati Infotech Pvt. Ltd.
Associated with
The Brihaspati Infotech Pvt. Ltd.
$10M+
earned
Eugene Z.
$30/hr
100% Job Success
$90K+ earned
Offers consultations
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🏆 𝐓𝐨𝐩-𝐑𝐚𝐭𝐞𝐝 𝐏𝐥𝐮𝐬 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 (𝐓𝐨𝐩 𝟏𝟎%) 🏆 | 𝟏𝟎𝟎% 𝐉𝐨𝐛 𝐒𝐮𝐜𝐜𝐞𝐬𝐬 𝐒𝐜𝐨𝐫𝐞 | 𝐢𝐎𝐒 & 𝐀𝐧𝐝𝐫𝐨𝐢𝐝 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐒𝐰𝐢𝐟𝐭 | iOS App Developer Swift | 𝐊𝐨𝐭𝐥𝐢𝐧 | Android App Developer Kotlin | 𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞 | 𝐅𝐥𝐮𝐭𝐭𝐞𝐫 | 𝟖+ 𝐘𝐞𝐚𝐫𝐬 I’m a Mobile App Developer focused on building scalable, secure, and production-ready mobile products for iOS and Android ecosystems. My work combines mobile app development, mobile app design, clean architecture, API integrations, Firebase workflows, authentication, analytics, payments, push notifications, and long-term product support. I focus not only on features, but also on performance, stability, maintainability, and business growth. As an iOS App Developer Swift specialist, I deliver native Apple ecosystem solutions through Swift, ios development, ios mobile app development, ios swift engineering, App Store readiness, watchos, apple watch, watchkit, and smart watch integrations. My iOS experience covers MVPs, product recovery, scalable production systems, enterprise apps, and secure ios applications. As an iOS App Developer Swift expert, I focus on polished UI, reliable architecture, optimized performance, and maintainable code. As an Android App Developer Kotlin specialist, I build native Android apps using Kotlin, android app development, android development, modular architecture, Firebase, APIs, payments, analytics, authentication, and production-ready release workflows. My Android App Developer Kotlin work includes scalable android app, android app developer, android application, and complex mobile ecosystems designed for long-term growth. As an Android App Developer Kotlin expert, I focus on clean architecture, stable performance, security, and maintainable Android products. I work as an iOS App Developer Swift and Android App Developer Kotlin for businesses that need reliable native mobile development, strong technical decisions, and product-focused delivery. This native expertise helps create secure ios and android solutions for fintech, e-commerce, booking platforms, fitness, health, taxi, transportation, delivery, dating apps, social media app, live streaming app, video streaming systems, AI-based mobile systems, SaaS, business apps, wearables, and IoT. When product goals require faster launch or flexible delivery, I also support react native mobile, react native developer, react native expert, react native app, react developer, react js, react redux, react node, react native firebase, cross platform mobile development, cross platform mobile, hybrid app, hybrid app developer, flutter, flutter developer, flutter dart, flutter firebase, and flutter app workflows. ⭐️⭐️⭐️⭐️⭐️ “Reliable mobile app developer delivering stable releases. From MVP recovery to scalable production systems.” 🎯 What I bring: ✔️ 8+ years as a mobile app developer across full mobile app development lifecycles. ✔️ Strong iOS App Developer Swift background for native ios app, ios developer, senior ios developer, ios app developer, and scalable swift ios development. ✔️ Strong Android App Developer Kotlin background for native android developer work, kotlin developer workflows, android app development, and enterprise Android delivery. ✔️ Experience with API integrations, Firebase, authentication, analytics, payments, push notifications, backend coordination, wordpress, shopify, and mobile app marketing. ✔️ Product collaboration with mobile app designer, mobile app developers, product teams, and business stakeholders. 📱 Mobile Applications I Develop: • Taxi & Transportation Apps • Booking platforms • Fitness & Health Apps • AI-based mobile systems • Security-focused ios and android solutions • Fintech & Payments Apps • E-commerce apps connected with wordpress and shopify • Business & SaaS applications • Social media app, live streaming app, and video streaming platforms • Wearables & IoT systems with watchos, apple watch, watchkit, and smart watch • Delivery and Dating Apps 🚀 Technologies & Skills I architect scalable ecosystems combining native and cross-platform engineering. iOS App Developer Swift products are powered by Swift, ios developer swift workflows, ios development, ios swift delivery, App Store readiness, and iOS App Developer Swift expertise. Android App Developer Kotlin products are powered by Kotlin, android application architecture, Firebase, API connectivity, and Android App Developer Kotlin expertise. I also deliver react native, flutter, hybrid app, and cross platform mobile ecosystems. As an iOS App Developer Swift professional, I help teams build polished iOS applications that are easy to scale. With both iOS App Developer Swift and Android App Developer Kotlin expertise, I support full-cycle mobile app development. iOS App Developer Swift and Android App Developer Kotlin delivery stays production-focused. 📩 Ping me. Let’s build something great.
Eugene Z. has worked .
Natife Mobile
Associated with
Natife Mobile
$700K+
earned
Sergey G.
$35/hr
100% Job Success
$30K+ earned
Available now
Offers consultations
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I built the most popular Flutter app with FlutterFlow support worldwide - 𝐀𝐁.𝐌𝐎𝐍𝐄𝐘: 𝟏𝐤 𝐭𝐨 𝟏𝐌 𝐮𝐬𝐞𝐫𝐬 𝐢𝐧 𝟒 𝐲𝐞𝐚𝐫𝐬, #1 in App Store (Education)! Want the same results? I am here for you! Message me and claim your 🔥 𝐅𝐑𝐄𝐄 𝟑𝟎-𝐦𝐢𝐧𝐮𝐭𝐞 𝐬𝐭𝐫𝐚𝐭𝐞𝐠𝐲 𝐬𝐞𝐬𝐬𝐢𝐨𝐧 🔥 to discuss your vision and our approach! 𝐒𝐤𝐢𝐥𝐥𝐬 & 𝐍𝐢𝐜𝐡𝐞𝐬: - Ultra-fast MVPs with Flutter & FlutterFlow - Firebase & Supabase backend for rapid scale - UX/UI Design built around user retention - Testing, QA, App Store & Google Play deployment - Experience with AI-powered logic & chatbots - Niches: FinTech, HealthTech, EdTech, HR, Media 🚀 𝐖𝐡𝐨 𝐈 𝐀𝐦: CTO with over 100 mobile apps launched. #1 spots hit on App Store & Google Play. Winner of LCT Hackathons, AI Developer of the Year by AI OLIM 2025. This is all about me! 𝐖𝐡𝐞𝐧 𝐈 𝐬𝐭𝐞𝐩 𝐢𝐧, 𝐭𝐡𝐢𝐧𝐠𝐬 𝐦𝐨𝐯𝐞! 𝐓𝐨𝐩 𝐏𝐫𝐨𝐣𝐞𝐜𝐭𝐬: • Cake School - From 1K to 150K users in 2 years - Full cycle: UX, code, App Store launch - broke even in year 1! • IT.BRAIN - 4.7 on App Store, 5.0 on Google Store with 40% user retention - Full cycle: UX, code, store launch ⭐⭐⭐⭐⭐ "After wasting time & money with other devs, I found this team. On our first call, I knew they were pros. We’re already building our third app together!" 𝘼𝙡𝙚𝙣𝙖 𝙎𝙖𝙠𝙝𝙖𝙧𝙤𝙫𝙖, 𝘾𝙖𝙠𝙚 𝙎𝙘𝙝𝙤𝙤𝙡 & 𝙈𝙮 𝘾𝙖𝙠𝙚 𝐖𝐡𝐲 𝐌𝐞: - Weekly reports + real-time dashboards (Telegram + YouGile) - Fixed-price contracts with sprint-based payments - Full transparency, NDA, Agile methodology 💥 𝐍𝐎 𝐌𝐎𝐑𝐄 𝐓𝐀𝐋𝐊! 𝐋𝐞𝐭'𝐬 𝐬𝐭𝐚𝐫𝐭 𝐛𝐮𝐢𝐥𝐝𝐢𝐧𝐠! Need a project in a couple of months - drop me a message and let's wait no more! 📌Expertise & Tags: Mobile Dev & Cross-Platform: Flutter, FlutterFlow, Dart, iOS App Development, Android App Development, Mobile App Development, Web App Development, Cross-Platform Development, Rapid Application Development, Prototyping, MVP Development, Scalable Architecture, High-performance Applications, Load Balancing, Database Design UX/UI & Design: UI/UX Design, Figma, User Interface Design, User Experience Design, User-centric Design, Interactive Learning, Content Delivery, Personalization, Community Engagement Business & Monetization: Business Process Automatization, Hypotheses Testing, Monetization, LTV Optimization, Subscription Models, Order Management, Secure Transactions, Wallet Management, Financial Service Integrations, Digital Transformation, Startup App Development Development & Management: Agile Development, Sprint Development, Smart Development Method, App Testing, QA, App Publishing, App Deployment, Post-Launch Support, Maintenance, Roadmap Creation, Bottleneck Analysis, Functionality Optimization, Cost Estimation, Time Estimation, Transparent Project Management, Client Collaboration, NDA Industry Experience: Educational Apps, Wellness Apps, Lifestyle Apps, CRM Systems, Cryptocurrency Apps, Sports Apps, Online Course Platforms, E-commerce
Appfyl
Associated with
Appfyl
$30K+
earned