Hire the best DART developers
Check out DART developers with the skills you need for your next job.
- $18 hourly
- 5.0/5
- (6 jobs)
I'm a Flutter developer of mobile applications of both IOS and android with firebase. I can develop an accurate UI as provided in design by UI/UX designer.DART
Object-Oriented ProgrammingFirebaseDartJavaMobile App DevelopmentFlutter - $35 hourly
- 4.9/5
- (5 jobs)
I've been developing mobile applications using Flutter since 2020 (creating from scratch, redesigning, bug fixing, deploying). I also did web development in 2012-2018.DART
RESTful APIFigmaClean ArchitectureGitAndroidGraphQLFirebaseFlutterDartiOS - $50 hourly
- 4.9/5
- (83 jobs)
✔︎ 100% Job Success | 10+ years experience ✔︎ 5M+ $ funding raised by clients ✔︎ 50+ completed jobs | 20M+ app downloads | 20+ published apps ✔︎ 25% productivity increase using GitHub CoPilot and Chat GPT. Among 🌟 top 3% of mobile application developers on Upwork! I have 10+ years of experience developing Mobile applications for iOS and Android platforms. As part of my experience, I've handled many onsite and remote projects for different companies, from small start-ups to large corporations. What I can do: ✅ Planning and implementing the app’s architecture and features. ✅ Writing apps from the very beginning to the App Store and further support. ✅ Server backend API and Web admin panel for the project. ✅ Code Review, Fixing and supporting the apps written by others. ✅ Working with a team of developers or solo. Technologies and framework that I have worked on - * Kotlin • Android • Java • Flutter • Dart • MVVM • MVP • Clean Architecture • Agile * Firebase • Firestore • Stripe • Twillio • OneSignal • In-App Purchase • SQLite • Figma • JIRA * Custom cloud service: Firebase, Firestore, AWS, Parse, Netsuite, XMPP, IBM Watson, Media Wiki. * Blockchain Integration * IPTV * Map/Geolocation: map, MapKit, Mapbox, OpenStreet. * Push notification: APNS(iOS), GCM(Android), One Signal. * Payment Gateway: Stripe, Braintree, CCAvenue, Google Wallet, Bluefin, Citrus * Ads: Admob, Flurry, Chart boost. * Analytics - Google Analytics, Flurry, * Mobile Authentication - Digits * Crash Detection - Fabric's crashlytics * DeepLink Integration - Branch.IO, Dynamic Links - I'm open to working with big and small companies and individual clients. - I'm comfortable signing an NDA. - Prefer long-term collaboration. - Ready to work 30-40 hours per week I have expertise in HealthCare, E-Commerce and On-Demand solutions but I'm open to various projects and would love to show you my creative side too. Thanks for your time Regards Vivek BansalDART
StripeStripe SDKAgile Software DevelopmentMap IntegrationIn-App SearchAPIiOSFirebaseDartAndroid App DevelopmentMobile App DevelopmentFlutteriOS DevelopmentFirebase Cloud Firestore - $90 hourly
- 5.0/5
- (12 jobs)
I have been a professional programmer for over 20 years. I have worked on a wide variety of projects, from web-based ERP systems to HIPAA-compliant emergency messaging apps for iOS and Android to Electronic Logging Device mobile apps for long haul truckers. I have participated in both the front-end development of apps and web sites, as well as the development and administration of SQL databases, including extensive experience with stored procedures. I look forward to hearing from you about your project.DART
FlutterReact NativeiOS DevelopmentAndroid App DevelopmentMobile App DevelopmentSwiftObjective-CBluetoothDartJavaSQL - $50 hourly
- 5.0/5
- (14 jobs)
⭐️ "Shamsudeen is highly skilled in software development and a great person to work with. He has strong communication skills and is great technically in understanding project requirements and developing software that meets the given criteria." I am an expert Flutter and iOS developer. I have worked as a mobile developer both full-time and as a freelancer in: ✔️ The Fintech Industry - Five Salts Private Limited, Pandascrow Inc. ✔️ The E-commerce Industry - Quertiel Corp My goal is your complete satisfaction with regards to your business or project by being more than just an app developer, but having a business-oriented mind, helping you minimise costs and increase conversion rates in your project. I achieve this through good and timely communication and impeccable technical skills. ⭐️ What I can do for you: ✔️ Build a solution-oriented mobile app for your business, made either for internal use or targeted to other businesses or consumers ✔️ Maintain and Fix Issues in your mobile app built with Kotlin or Flutter ✔️ Offer consultancy services for the tech aspects of your business I am an expert poised and solution-oriented Mobile Engineer with 2+ years of experience working professionally in a variety of dynamic and fast-paced settings. ⭐️ Technical experience includes: ✔️ Building native Android applications with Kotlin ✔️ Building Hybrid / Cross-Platform (Android & iOS) applications using Flutter ✔️ Developing and consuming APIs and tools to ease the development and management of products ✔️ Integrating SQL / NoSQL databases into mobile and web applications ✔️ Developing the backend of systems using Node.js ✔️ Languages include; Dart, Kotlin, Java, Javascript, and Python. ⭐️ Soft skills include: ✔️ Ability to learn and adapt in a fast-paced environment ✔️ Native English speaking and communication skills ✔️ Ability to manage a team and work with little or no supervision required My skills have given me unique opportunities such as being allowed to mentor in the Andela Learning Community for the Google x Andela Developer scholarship in Android development. I am more than just a developer, I communicate and listen clearly so as to understand my client's needs so I can help build a business result-oriented product and not just a product that works on the engineering side of things.DART
iOS DevelopmentHybrid App DevelopmentApp DevelopmentFlutterAndroid App DevelopmentMobile App DevelopmentAndroid StudioFirebaseMongoDBDartJavaKotlinNode.js - $30 hourly
- 5.0/5
- (2 jobs)
I’m an Android Software Engineer having 5 years of experience. I am passionate about design patterns, algorithms, self learning, new technologies, and improving my technical and soft skills. I took part in many different projects (for business communities, social networks, e-commerce, and etc.) with different roles. I participated in all phases of the application development such as implementation, testing, integration with RESTful Services, communicating with other teams (backend - testing) and sometimes with clients as I feel happy when acting the team player role. Common libraries and tools which help me in developing process: Android Support Library, Kotlin, Firebase, Android Annotations, Jetpack Compose, Dagger2, Retrofit, Coroutines, Android, Flutter, Dart, Architecture Components.DART
JetPackRoomAndroid StudioPattern DesignRESTful APIKotlinFirebaseAndroidSQLiteRetrofitGitOkHttpJavaFlutterDart - $20 hourly
- 5.0/5
- (13 jobs)
- First of all, I want to insist that I'm a person of work. I'm responsible, enthusiastic, challenges facing, open minded, fast learner and have can-do attitude. - I can quickly understand a given in-progress project and fix existing bugs and issues - I have 4-year experience in Flutter, mobile cross platform developing, using Dart programming language. - I have about 9-year experience in developing app on iOS platform (using Swift. ObjectiveC and SwiftUI) with many big projects in OTT, social network, blockchain, crypto, DeFi, navigation, travel and productivity aspect. - I'm strong at making animations, view transition - I have excellent knowledge in core concepts such as Object Oriented Programming (OOP), design patterns, memory management, data structure, MVC architecture. - I'm able to submit apps to Apple store, Google Play. - I'm strong at implementing asynchronous and concurrency. - I'm capable of creating framework, SDK for third-party usage. - I'm good at RESTful api or GraphQL communicating with server. - I also have knowledge about blockchain, crypto and all processes on blockchain.DART
SwiftUIiOS DevelopmentAndroidiOSUI AnimationSwiftAsynchronous I/OPush NotificationsFlutterApp DevelopmentRESTful APIIn-App PurchasesDartNative App DevelopmentGit - $46 hourly
- 5.0/5
- (4 jobs)
I am a tech enthusiast and Software Engineer with +7 years of experience in several fields. - Front-end experience: Flutter - Back-end experience: Firebase, Java, Node.js, C#, Ruby on Rails I am the co-founder of a Flutter Agency (SmartUp Software) in which we provide custom software development and staff augmentation services, having developed and deployed 10+ apps/webs. I developed an award-winning social project called "Berrinche" whose main purpose is to help parents and therapists of those with ASD to discover the causes of disruptive conduct and how to treat them.DART
pandasMicrosoft Power BIPythonDartIn-App SearchNode.jsRuby on RailsCSSHTMLJavaC#AndroidAngularJavaScriptFlutter - $30 hourly
- 4.9/5
- (54 jobs)
👋🏼 Greetings! 🎖️ Top-Rated (Top 5% of talent) As a Solution Architect, I'll gladly help you determine system architecture requirements so your app is scalable & user-friendly from the beginning and help you achieve your business goals. 🌟 30+ apps published on Google Play and AppStore. 🏅 100% Job Success. 🖥 7+ years of experience in software development. 🔥 30+ launched projects. 📱 6+ years of experience in Flutter. With a background of 7+ years in Mobile app development, I can oversee your development undertaking, which includes mobile applications. Moreover, I stand ready to aid in tasks such as resolving issues, fine-tuning performance, and rectifying glitches in ongoing projects. Backed by considerable experience as an Android/Flutter Developer, I have a track record of crafting prosperous startups and products, in addition to collaborating on a global scale. What you can expect from me: 🌟 Design and build applications for Android using Kotlin. 🌟 Design and build applications for the Android & iOS platforms using Flutter. 🌟 Experience in developing and publishing Flutter applications. Strong experience with Dart programming language and Material Design. 🌟 Experience in Dart asynchronous programming (using Futures and Streams) 🌟 Creating and using Dart and Flutter packages and plug-ins, Flutter widgets, and State management (Riverpod, BLoC, Provider, etc.) 🌟 Ensure the performance, quality, and responsiveness of applications. 🌟 Identify and correct bottlenecks and fix bugs. 🌟 Help maintain code quality, organization, and automatization. 🌟 Familiarity with cloud message APIs and push notifications. 🌟 Proficient understanding of code versioning tools like Git. 🌟 Maintain and update the existing mobile app. 🌟 Having a good knowledge of iOS or Android app development ✅ I collaborate closely with clients from ideation to deployment to transform their vision into a tangible reality ✅ Clean & Maintainable Code Let's connect and take your business to the next level.DART
iOS DevelopmentSocial Media Account IntegrationChat & Messaging SoftwareSQLitePush NotificationsPayment FunctionalityAPI IntegrationIn-App PurchasesFlutterDartAndroidKotlinJava - $12 hourly
- 4.9/5
- (2 jobs)
I am a Mobile Developer with 5+ years of experience in building apps from scratch. I have rich history of working in Android, iOS, and Flutter development. My expertise is in developing robust, scalable, and high-performing mobile apps that help my clients in many ways. ... Skills I posses - - Android (Java | Kotlin) - iOS (Swift | Swift UI) - Flutter- Dart. - React Native. - Web Service JSON, Parse API, REST API - Android Studio - Image Processing/ Camera related/ Captioning/ Effects - MySQL SERVER - Facebook, Twitter , Instagram, Youtube. - Google Map Service, Foursquare - Material Designing - QR code, Bar code scanning related app - In-App-purchase, Ad-mob, - Push-notifications - AVFoundation , CFNetworking, Security framework,Social framework, Map- Kit, Core Location, Address Book, AFNetworking, Storyboard, Auto Layout. I have used SVN, Source Tree, GitHub for source code management. Thanks for visiting my profile!DART
RESTful APIUser Profile CreationReact NativeSwiftAndroidiPadOSSmartphoneiOSFirebaseMobile App DevelopmentFlutterKotlinDartAndroid App DevelopmentiOS Development - $25 hourly
- 4.8/5
- (134 jobs)
I’m a seasoned Full Stack Developer with a wealth of experience, having dedicated 8 years to the roles of Software Developer/Architect. My specialization lies in the realm of Mobile App development with a particular focus on creating innovative solutions for a wide spectrum of industries, with particular emphasis on chat-related and AI-related applications Initially, I had started my journey with “Accenture” and after having a good enough experience and knowledge I’ve started to work on my own as an independent freelancer" I’m completely available with an excellent solution and provide the best industry experience. --> Our experience & Area of expertise: I’m very passionate about creating intelligent systems that push the boundaries of human-computer interaction. With 3 years of experience in the field, I have honed my skills in developing cutting-edge AI solutions and bringing transformative ideas to life. Related to Database; I've worked with SQL relational databases like MS-SQL, MySQL, PostgreSQL, Oracle DB and no SQL databases like MongoDB, DynamoDB and Elastic search. I have strong hands on experience working with Firebase and have worked with following Firebase services as: -- Live Database -- Fire Store -- Firebase Functions -- Analytics -- Ad mob integration -- Notifications -- Test labs Worked well with the following Cloud AWS Services like below: -- Lamba -- Ec2 -- S3 -- Fargate -- Cognito -- Route 53 -- SNS -- Api Gateway -- EBS -- RDS -- Elastic search and Kendra. And good working knowledge with other Cloud Services : -- Azure -- GCP -- Linode -- DigitalOcean and Docker based images. Backend Development: I’m very good with ( Java as well as Node.js ). I’ve worked with following Java frameworks as below; -- Spring boot -- Spring MVC -- Spring security -- JPA, Hibernate -- JSF I have developed more than 100 applications in Mobile (Android/IOS), Desktop (Windows/Linux/Mac) and web applications for the different industries and their links such as; -- Instant Messaging/ Voice/ Video calling (WhatsApp/Telegram/Wechat) -- Food Delivery (UberEats/Swiggy) -- Cab booking apps (Ola/Uber) -- Hospital management (Doctor/ Patient appointment schedule) -- Booking system (Movie ticket booking / Postpaid/ Prepaid Recharges) -- Wallet management (Fund Transfer / Pay using wallets) -- Fantasy games (Dream11/ Sorare) -- Crypto based NFT minting platforms -- Dating apps (Tinder/ Bumble) -- Social media apps (Tiktok/ Facebook) -- Media streaming apps (Netflix) -- Fitness Apps Have a look few of our works that may interest you are as: =================================================== -> Instant Messaging: Okdone (like WhatsApp) Android: play.google.com/store/apps/details?id=io.okdone.chat Aapoon (like Telegram) Android: play.google.com/store/apps/details?id=go.socialchains.app iOS: apps.apple.com/in/app/aapoon/id1484191346 ==================================================== -> AI: AutoBiographer (Story Maker in written format) Android: play.google.com/store/apps/details?id=com.autobiography iOS: apps.apple.com/us/app/autobiographer/id6450035146 ArtiPic : AI Art Generator (Image Creator) Android: play.google.com/store/apps/details?id=ai.image.creator ===================================================== -> Dating: Hug Android: play.google.com/store/apps/details?id=com.hug.app iOS: apps.apple.com/in/app/허그-나를-위한-대화/id1568840820 Hihand Android: play.google.com/store/apps/details?id=com.hihand.app iOS: apps.apple.com/in/app/id6448904608 ===================================================== -> Fitness: Finutss Android: play.google.com/store/apps/details?id=com.finutss.metatrack.app ===================================================== -> Social Media: Adventure: The Bucket List App Android: play.google.com/store/apps/details?id=com.app.real4adventure Commune+ Android: play.google.com/store/apps/details?id=com.social.topg iOS: apps.apple.com/us/app/commune/id6450535334 Yeay Android : play.google.com/store/apps/details?id=yeay.tv.yeay IOS: apps.apple.com/us/app/yeay/id1070699048 Klokbox Family Memory Boxes Android: play.google.com/store/apps/details?id=com.klokbox iOS: apps.apple.com/us/app/klokbox-family-memory-boxes/id1611328703 ================================================== -> Streaming: Snibble (like Netflix) Android: play.google.com/store/apps/details?id=com.snibblecorp.snibble&hl=en_IN&gl=US iOS: apps.apple.com/us/app/snibble/id1464594506?l=lt Telly (Track TV Shows & Movies) Android: play.google.com/store/apps/details?id=com.telly.studios iOS: apps.apple.com/ca/app/telly-track-tv-shows-movies/id1589012731 ==================================================== -> Rental Booking: DriveNow (Car Rental App) Android: play.google.com/store/apps/details?id=com.drive_now ==================================================== Please take a look and ensure yourself that we are very good at delivering your requirements in a very professional way. Let’s discuss ahead.DART
VoIPXMPPAWS LambdaChat & Messaging SoftwareFlutterAmazon ECSAmazon EC2JavaMQTTMobile App DevelopmentDartMicrosoft AzureAndroid App Development - $20 hourly
- 4.8/5
- (21 jobs)
I transform app visions into reality with Flutter, Laravel, and Firebase/Supabase, delivering end-to-end solutions for startups and enterprises. With 11+ published apps on Google Play/App Store and expertise in real-time GPS tracking, logistics, and fleet management, I bridge the gap between innovative ideas and scalable, user-centric products. 🔧 What I Deliver: ✅ Cross-Platform Excellence: Build responsive iOS/Android/Web apps with Flutter, featuring animation-rich UIs and seamless device compatibility. ✅ Backend & Scalability: Architect robust backends using Laravel, Supabase, or Firebase (Firestore, Auth, Cloud Functions) for high-performance data handling. ✅ GPS & Mapping Solutions: Integrate Teltonika devices, Traccar, and APIs like Mapbox/Google Maps for real-time tracking, geofencing, and logistics optimization. ✅ Full Project Ownership: From UI/UX design to deployment (Docker, Ubuntu, Nginx), I handle development, testing, and server management. ✅ Clean Code Advocate: Reduced bug resolution time by 40% in past projects through modular architecture and rigorous testing. 💼 Highlighted Projects: OMA FLEET: GPS tracking app (Traccar + Supabase) for fleet management. FreshTrack: Logistics app with real-time WebSocket/UDP communication. My Amana: Streamlined Poste Maroc services app with 50k+ downloads. Docker M3ak: Community support platform with Firebase backend. 🌍 Multilingual Collaboration: Fluent in English, French, and Arabic, ensuring smooth communication with global clients. ✨ Why Work With Me? 7+ years of solo and team project success. End-to-end solutions: No need for multiple freelancers or agencies. Transparent process: Regular updates, agile workflows, and post-launch support. Let’s turn your idea into a market-ready app with speed, precision, and cutting-edge tech. Message me today to discuss your project!DART
AnimationHybrid AppApple XcodeAndroid SDKPush NotificationsFlutterFirebaseMobile App DevelopmentAndroidFirebase Realtime DatabaseiOS DevelopmentAndroid App DevelopmentDartHybrid App DevelopmentNative App Development - $16 hourly
- 5.0/5
- (14 jobs)
As a Senior Flutter Developer, I work on smart digital transformation projects for ambitious scale-up SMEs, using Flutter, Dart, Firebase, Node.js, PHP Laravel, and other technologies. I have developed and deployed multiple applications for different platforms, such as Palaver, Houston Cox, and PAM Digicare, enabling users to communicate, manage, and access various services in their primary language, in the construction industry, and in the healthcare sector. I have been passionate about building excellent software that improves the lives of those around me since 2018, when I started my career as a full-stack software engineer. In 2019, I fell in love with Google's Flutter framework and wholly switched to mobile development, working on all supported platforms of Flutter (Android, iOS, Mac, Windows, and Web). I am proficient in Dart, Firebase, PHP, Laravel, Android, iOS, and Web development, and knowledgeable in Node.js, Socket.io, MySQL, TypeScript, and Google Cloud services. I hold a Bachelor of Information Technology degree from Superior College, where I studied computer technology and systems. I am always eager to learn new skills, face new challenges, and collaborate with others to solve complex business problems using technology.DART
DatabaseFlutter StackStartup CompanyFlutterMobile App DevelopmentAPI IntegrationMap IntegrationiOSAndroidDartFirebaseIn-App PurchasesHybrid App Development - $55 hourly
- 4.5/5
- (11 jobs)
3 years experience in cross platform mobile development with Flutter, Dart. 4 years experience in development with Kotlin, Java, Spring Boot. 🥇 My app Fitness Lab was featured by Apple in the App Store and included in best fitness apps collection. Apps that I made in solo or worked on: Fitness Lab: Gym log and timer Fitness Lab: 5 min workout Postraves: Electronic music events (upcoming) Postraves: Events management (web, upcoming) One2One.run: App for runners DRSTech: App for automotive services Skills in Mobile development: Flutter, Dart, State management, Provider, BLoC, Firebase, AWS Amplify, Cognito, S3. Other: Kotlin, PostgreSQL, AWS, SOLID, Design patterns, testing, RESTful API, Git.DART
Android App DevelopmentFlutterChat & Messaging SoftwareAndroidNoSQL DatabaseFirebaseMobile App DevelopmentMobile AppiOSAmazon CognitoAmazon S3AWS ApplicationAmazon Web ServicesAWS AmplifyDart - $15 hourly
- 5.0/5
- (11 jobs)
𝐈 𝐚𝐦 𝐚𝐧 𝐞𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞𝐝 𝐚𝐧𝐝 𝐝𝐞𝐝𝐢𝐜𝐚𝐭𝐞𝐝 𝐄𝐱𝐩𝐞𝐫𝐭 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐰𝐢𝐭𝐡 𝐚 𝐬𝐭𝐫𝐨𝐧𝐠 𝐟𝐨𝐜𝐮𝐬 𝐨𝐧 𝐉𝐚𝐯𝐚𝐒𝐜𝐫𝐢𝐩𝐭, 𝐓𝐲𝐩𝐞𝐒𝐜𝐫𝐢𝐩𝐭, 𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞, 𝐅𝐥𝐮𝐭𝐭𝐞𝐫, 𝐃𝐚𝐫𝐭, 𝐅𝐥𝐮𝐭𝐭𝐞𝐫𝐟𝐥𝐨𝐰 With a passion for creating efficient and user-friendly mobile applications, I strive to deliver high-quality solutions that meet and exceed my client's expectations. I have a strong background in mobile app development, including UI/UX design, API integration, and database management. I am skilled in developing responsive and intuitive mobile interfaces that provide an excellent user experience across different devices and screen sizes. Industries I have worked in -Healthcare -Finance -Education -Logistics -Real Estate -Media & Entertainment -Sports & Fitness -Automotive -Government Services -Job Market & Gig Economy Areas that I have covered -Dashboard -Real-Time Data Sync -Live Streaming -Video Conferencing -Booking Platform -Management System -Mobile App -Custom Templates -Multi-Language Support -Data Visualization -HIPAA Compliance -Telemedicine -Fintech -Crypto Wallet -E-Learning -LMS -Fleet Management -Geolocation -Virtual Tours -Wearable Integration ✅ I have experience creating apps in the following areas: ◆ Live Streaming Apps ◆ E-Commerce Apps ◆ Fitness & Nutrition Apps ◆ Social Media & Broadcasting Apps ◆ Ride Booking Apps ◆ Job Finding Apps ◆ QR & Barcode Scanner Apps ◆ Real Estate Apps ◆ Travel Apps React Native Expertise with Technical Skills: - React Native - React Native CLI, Expo - Redux, Axios, Async storage - Sockets, Cloud Messaging, Chat, Camera, Video, Audio - VSCode, Android Studio, XCode Flutter Expertise with Technical Skills:- - Proficient in Dart,Flutter,Flutterflow programming language. - Skilled in Android and iOS development using Flutter. - Experience with third-party libraries and RESTful APIs in Flutter. - Understanding of state management and app architecture in Flutter. - Proficient in Firebase for backend services, authentication, and real-time database. - Experience in implementing push notifications in Flutter apps. - Knowledge of in-app purchases and integrating payment gateways in Flutter. - Integration of maps and location-based services in Flutter apps. - Familiarity with API integration for data retrieval and synchronization in Flutter. - I can make a Native Swift/Kotlin component for Flutter ✦ AI - Custom Chatbot, ChatGPT API Integration ✦ Firebase APIs, Strapi APIs, Supabase ✦ Chat - Firebase, Socket, Agora ✦ In-app purchase, Advertisement, Push Notifications, Google Analytics, AWS, Google Cloud, Azure ✦ Razor Pay, Paypal, Braintree, Stripe Payment Gateway ✦ Google Maps, Geolocation, GPS, Location Tracking ✦ Interaction with backend - Rest API, JSON, XML, PHP, Node.js ✦ Databases / Data Management - SQLite, MySQL, MongoDB, Graphql ✦ Internationalization (i18n) ✦ Encryption, Decryption Data Structure ✦ Github, Bitbucket, Gitlab ✦ Indoor positioning system ✦ Bluetooth navigation system ✦ iBeacon, Bluetooth GetWay ✦ Audio / Video Live Streaming ✦ QR Codes, Bar Codes, VIN Scanner, NFC Tags Reading ✦ Photo & Video Sharing, Editor, Filter Firebase Technical Skills: - Firebase Cloud Firestore - Firebase Realtime Database - Firebase Remote Config - Firebase Cloud Functions - Firebase Authentication - FirebaseCloud Messaging - Firebase Hosting - Firebase Cloud Storage - Firebase Machine Learning - Firebase Dynamic Links APIs: • RESTful API • Google Maps API • Stripe API • PayPal API • Sendgrid API • Facebook Ads API • Twitter API • Google Analytics API • Jira RESTful API Other Experience: - Familiarity with code versioning tools like Git. - GitHub Actions I have used for CI/CD This is an easy way to automate tests and app delivery - Fastlane for CI/CD is the easiest way to automate tests and app delivery - Google Cloud services - Jenkins, SVN, Git/Bitbucket - Elastic Search - Twilio Api - Unit Testing - Nginx, Apache Web Server - AWS, Heroku I usually write autotests for code. I use these tools: - Jest - Mocha - Jasmine Skills:- FullStack development, FullStack Mobile development, Application Development, JavaScript (JS), Front-end Development, React(React.js, ReactJS), React Native(ReactNative), Amazon Web Services (AWS), Firebase, MySql. #ReactNative #Amazon Web Services #Google Analytics #Social Media Account Integration #API Integration #Map Integration #Mobile App Development #JavaScript #TypeScript #Firebase #GraphQL #Firebase Cloud Firestore #Mobile App #Redux #Stripe #flutter #Flutterflow #dart #Firebase #webdeveloper #nodejs #php #softwaredeveloper #angular #appdevelopment #ios #vuejs #software #typescript #js #mobiledevelopment #mongodb #javascriptdeveloper #ReactNativedeveloper #Typescript #ReactNativemobiledeveloper #ReactNativeappdeveloper #ReactNativemobileappdeveloper #APIIntegration #MapIntegration #MobileAppDevelopment 𝐂𝐥𝐢𝐜𝐤 𝐨𝐧 "𝐈𝐧𝐯𝐢𝐭𝐞"DART
Android App DevelopmentCustom AppiOSAndroidiOS DevelopmentApp DevelopmentMobile AppFlutterFlowDartHybrid App DevelopmentNode.jsTypeScriptFirebaseFlutterMobile App Development - $26 hourly
- 4.7/5
- (18 jobs)
🔵 Weekly Loom Reports for all Clients 🔵 Top Rated for Full-Stack Web Development 🔵 >85% Job Success Score Hi - I build and integrate business solutions with the GPT-3.5, AutoGPT, Pinecone and DALL-E model. Past / Current clients have used it to: - build custom knowledge bases for their website - generate low-carb recipes based on user input ingredients - train new models based on GPT-3 - create a "pro-version" of Siri / Google Assistant by adding voice capabilities to chatGPT. --- With that, if you have a business idea / an MVP and would like to further develop with chatGPT / DALL-E, feel free to reach out! Companies like Lensa are using AI to make millions per day, so we know that demand is very high across the world. Users / Businesses WANT your app!! So, let's build your idea up and share it with the world - together! --- Since I started programming, I focused on: Languages: - Python - Dart - Java - Geb Frameworks: - Tensorflow (Machine Learning) - SpaCy (AI Model Training) - Flutter (iOS & Android App Development) - Flask (Web Applications) - Django (Web Applications) - Pandas (Data Science) - Selenium (Web Automation) - Groovy (Web Automation) - Beautiful Soup (Data Scraping) - Scrapy (Data Scraping) Backend: - Firebase - Firestore - MySQL Tools: - Amazon Web Services (Lambda, RDS, ECS, ECR) - Docker --- Past Projects: - Real Estate Rental App: Allows Users to schedule viewings with Agents. By scraping their data from an existing Telegram group, it significantly reduces the friction to migrate to the app platform. -> Used Flutter, Firebase, Selenium, Python. - Facebook Ads Automation Web App: niched down on large interest groups to come out with Affinity Audiences. Calls the Facebook API to run ads after. -> Used Selenium, Python, Docker, AWS, and Flutter. - App Store Optimization App: helping developers rank higher in search results so that the probability of monetizing gets higher. -> Used Selenium, Python, Docker, AWS, and Flutter. - Coverage Automation for Telekom Malaysia: automated Coverage Checking of Internet Packages. Cut employee costs by 30%. -> Used Selenium, Docker, AWS, and Python. - Scraper for Lead Gen: scraping usernames from YouTube, Steam, and Google Play Store to form email variations, and return validated emails. -> Used Scrapy, Selenium, BeautifulSoup, and Python. - Dinosaur Rogue-like Game: a simple rogue-like game just like "A Dark Room". -> Used Java & the game driver of Star Wars. - Scraper for Job Listing: to recommend relevant job listings to web visitors. -> Used Groovy & Geb. --- I always love seeing my code deployed in applications that help users - all over the world. It just makes me feel like I built something that's worthwhile. With that, feel free to reach out if this meets your needs!! - hans.DART
API DevelopmentFirebaseProduct DevelopmentAPI IntegrationHybrid App DevelopmentCloud DatabaseMobile App DevelopmentFlutterApp DevelopmentFull-Stack DevelopmentMySQLAmazon Web ServicesDartPython - $40 hourly
- 5.0/5
- (19 jobs)
Welcome to my profile. My name is Lucas and I am here to provide a bespoke service for professionals looking for a web and mobile developer. I specialise in the Flutter framework and cross platform development. I'm young, passionated and extremely hard working. Let's build awesome projects together !DART
API IntegrationFirebaseMobile AppFlutterDartPostgreSQLHTML5JavaScriptCSS - $40 hourly
- 4.8/5
- (8 jobs)
If you would like to launch a high-demand mobile app, I am the right person for you. I have been developing for iOS and Android for 5 years and I love to turn ideas into successful products. I get joy from creating something that people actually use to solve their needs or simply have fun. An example of such project is a face yoga app that uses machine learning to assist users with exercise. The app detects points on the user's face and corrects their placement. By improving user experience and rethinking the subscription model, we managed to increase revenue and user satisfaction. My main skills: — MVVM, Java, Kotlin, Swift, Dart, Android SDK, iOS SDK, Flutter, TensorFlowLite, Material Design, Kotlin Coroutines, RxJava, RxSwift, RxKotlin, ExoPlayer, Retrofit2 — Social media API integration — Mobile UX/UI design I am a part of Roonyx, a team of 50 IT experts that creates high-demand web, mobile and AI apps. By choosing Roonyx as your dev partner, you will lower your risks and make sure you are getting a commercially successful product. We achieve this by applying our smart project management framework and focusing on end users’ needs. Roonyx is among Top 3% UpWork agencies that deliver quality work and receive consistently positive reviews. Send me a message by clicking Hire or Invite to get a personalised development plan from a team of mobile experts.DART
Mobile App DevelopmentFlutterDartSwiftMaterial DesignRxJavaGitKotlinFirebaseJSONAndroidKernel OopsJavaRetrofitMobile App - $30 hourly
- 5.0/5
- (2 jobs)
I am a passionate Fullstack developer with 7+ years of experience in building mobile & web apps. I've worked on various projects, including porting native Android apps to Flutter and developing custom charting libraries, integrating external hardware, building useful flutter native libraries & re-write existing native only projects in flutter. I have built a analytics dashboard with CMS included with MERN stack & replaced existing dashboard with it within 2 months. The new dashboard increased productivity by 10x within the same time frame. I have built a custom app build pipeline to allow generating & delivering apk builds to client directly with required customization taken from the client-end. Let's connect and explore how my skills can help you achieve your targets.DART
Android App DevelopmentDartKotlinJavaScriptFlutter - $30 hourly
- 4.8/5
- (13 jobs)
Skilled Mobile Engineer with more than 8 years of development experience. Started as an Android developer and then move to work with Flutter and deliver applications to both platforms. Core skills: Strong knowledge of Dart, Kotlin, Java Core, Flutter, Android SDK Good understanding of OOP principles, REST, JSON, design patterns, Android Jetpack tools Proficient in XML, SQLite, Git IDEs: Android studio, IntelliJ IDEA, NetBeans English – upper intermediate Industry aware, good problem solving skills Experince in working with third-party libraries: Retrofit, RxJava, Volley, Dagger2, Butter knife, Gson, GraphView, Retrofit, Picasso, Realm, Social networks integration( Facebook, Twitter, Instagram), Google Maps API, Youtube APIDART
Google Maps APIObject-Oriented ProgrammingXMLCore JavaJSONSQLite ProgrammingMaterial DesignAndroid SDKMobile App DevelopmentiOS DevelopmentFirebaseAndroid App DevelopmentDartFlutterAndroid - $25 hourly
- 4.5/5
- (45 jobs)
✅ TOP RATED DEVELOPER - Cross platform Mobile Application programming. 🥇 TOP-RATED Developer (One of the most successful freelancers on Upwork) 🥇 5300+ hours of work 🥇 45+ Jobs done and $100K Earned 🥇 100% JOB SUCESS SCORE 🥇 88% of Clients who would recommend me 🥇 75% client has hired me for their second project 🥇 Fluent English (IELTS Certified) I am a senior mobile (Native, Flutter) developer. I have spent much of my time doing front-end, development, and everything else necessary to bring the mobile application. I have 6+ years of experience in software development and these have led me to be very comfortable selecting and adopting new languages & frameworks that are well-suited to whatever problem I am trying to solve. ♦ SkillSet ♦ • Frame-work Flutter, Native • Language: Dart, iOS • DB Firebase, MS SQL / MySQL / MongoDB etc • API Node / Loopback / .Net Web API / .Net WCF • Build a tool Android Studio • Package Manager NPM / Node • Web server configuration Apache / IIS / AWS (S3 / EC2 / IAM) • Version control Git (GitHub / Gitlab / BitBucket / Azure) / SVN / Mercury (2.5|5) • Task Manager Jira / Zendesk / Trello / Pivotal Tracker ♦-- Work Ethics --♦ • Accurate time management • Experience in project management • High scalability of your idea • Quality of the end product • Fulfillment of actual need/demand and maintaining long-term client relationship • Customer time-to-value after delivery (Communicability) Let's chat!DART
Firebase Cloud FirestoreAmazon Web ServicesAndroid App DevelopmentAngularJSFlutteriOS SDKNode.jsSwiftObjective-CFirebaseReact NativeiOSAndroidMobile App DevelopmentDart - $85 hourly
- 5.0/5
- (19 jobs)
Hello, Thank you for reading my profile. I'll be brief as I know your time is very valuable. I'm Aurimas, currently based in South East Asia (Vietnam - Hong Kong). Throughout my career, I've worked in several countries (Denmark, the Netherlands, China, Hong Kong, Vietnam). My working experience covers working in small and huge (corporate) style of companies. Within 10+ years of experience, I've mostly specialised in mobile development and its UX. I hold SCRUM certification and used to work as a SCRUM Master, as well as Product/Project Manager for several years, therefore management processes are not new to me. I used to manage teams of 20+ people - onshore and offshore. To summarise - with hiring me, you will not only get a developer, whom will follow direction of your choice, but also a person, whom if needed, can advice you on optimised prioritisation of the tasks, faster delivery in term of business value, optimised overall development approach and optimised user journey from UX standpoint. More detailed skill list: ⭐️ Dart and Flutter and Android - Mobile and Web Applications; ⭐️ Python and Flask/Cloud Functions and Typescript - Backend services and customised APIs; ⭐️ Blockchain - Ethereum, Solana ecosystem crypto wallets and NFTs; ⭐️ Docker and Google Cloud - Deployment of solutions anywhere. ⭐️ Product Manager/Product Owner - Product roadmap, goals and strategy; ⭐️ Project Manager - Managing the project in-side-out from goals, scopes, tasks, deadlines and deliverables, etc. ⭐️ SCRUM Master - Established SCRUM related ceremonies and improved each iteration speed and Agility within the team. In case of any doubts in my skills, please have a look at what my previous clients tell about me or send me a message - I'm happy to schedule a call and answer your questions and concerns. Wish you a wonderful day!DART
Minimum Viable ProductMobile App DevelopmentiOSMobile AppCryptocurrencySolanaCrypto WalletFlutterBlockchain, NFT & CryptocurrencyAndroidBlockchainWeb3EthereumNFTDart - $30 hourly
- 5.0/5
- (13 jobs)
I am a Full-stack developer with 10+ years of full-time enterprise development experience ranging from working in Front-End development to Back-End development to Database Engineering. I have experience in both mobile and web development and have worked in a couple of big software firm in my job life. Technical Skills • 10+ years of professional experience in PHP and JavaScript. • 5+ years professional experience in mobile app development • 4+ years professional experience in ruby on rails • 4+ years professional experience in laravel framework. • 2+ years professional experience Flutter App Development. • 3+ years professional experience Vue js. • 3+ years professional experience react and node js. • Experience in nuxt.js and inertia.js. • Experience in php unit testing, playwright frontend testing. • Excellent knowledge of developing web services and relational databases • Experience in common third-party APIs • I always to follow the best coding practices • I always like to take new challenge and solve the critical problem • Good in managing time and organising tasksDART
unittestTailwind CSSWeb DevelopmentNuxt.jsDatabase DesignVue.jsAPI DevelopmentLaravelReactNode.jsDartMySQLFlutterPHPJavaScript - $40 hourly
- 4.6/5
- (9 jobs)
👋 Hello there! Looking for a developer who can transform your ideas into fully functional, high-quality mobile applications? I'm here to help! I specialize in building applications from the ground up using Flutter, integrating backend services, and optimizing existing projects to deliver exceptional performance and user experiences. 🚀 What I Can Offer: Full-Cycle Flutter Development: From initial concept to deployment, I create robust and scalable applications tailored to your needs. Project Optimization: I elevate existing projects, focusing on performance, usability, and code quality. Structural & Design Insights: I provide guidance on structural processes and design ideas, ensuring your project is built on a solid foundation with a clear architectural vision. Backend Integration: I seamlessly connect your app with backend services, ensuring efficient data management and secure communication. Best Practices & Architecture: My expertise in Flutter's best practices and architectural principles ensures that your project is not only functional but also maintainable and scalable. 🛠 Tools and Technologies: Development: Xcode, Visual Studio Code, Android Studio Design: Figma, Sketch 🤝 Why Work With Me? Adaptive Team Player: I thrive in collaborative environments, contributing effectively to team success while also working independently. Strategic Planner: I efficiently prioritize tasks and develop strategies that drive project success. Problem Solver: I tackle challenges head-on, ensuring smooth project execution and timely delivery. Responsibility & Discipline: I take ownership of my work and am committed to exceeding your expectations. My goal is your satisfaction. 🎯 Let’s collaborate to bring your vision to life with top-tier Flutter development!DART
FirebaseMobile App DevelopmentFlutterDart - $23 hourly
- 5.0/5
- (19 jobs)
Hello ! 🤝 thanks for reviewing my profile, I am here to develop mobile apps using the Flutter framework and Android apps developing in dart Java and Kotlin. I have 8+ years of experience in Mobile App Development in JAVA and Kotlin, but now I am specialized in both Flutter with 6+ years of experience & Android Native development Full time. ✅ Rewarded as 🏆 𝗧𝗢𝗣 𝗥𝗔𝗧𝗘𝗗 🏆 by Upwork ✅ 26+ Client's Dream Projects delivered ✅ Developed 34+ Android Applications (Java & Kotlin) ✅ Completed 29+ Flutter Applications ✅ Good Quality of work ✅ Expertise in design Flutter App & Web UI ✅ Pixel-Accurated Apps with support all devices ✅ Strong grip on UI/UX TESTIMONIALS FROM MY PREVIOUS CLIENT: ⭐⭐⭐⭐⭐ 5.00 "We hired Ashish for a very complex App-Project on Android & IOS, and he was very comitted in giving us best experience and implement our requests. Can recommend him for this type of work definitely. " - Jan H. | Co-Founder bei Coach2talk ⭐⭐⭐⭐⭐ 5.00 "He worked very fast, he did everything as expected, asked questions where he was not sure, his communication was excellent i will definitely order from him again. thank you" - WayCreon 🔥 My core skills and Expertise are : 🟩 Flutter ✔️ Clean Architecture with State management ✔️ Plugin development for Cross-platform apps ✔️ BloC - Cubit | Provider | GetX State management ✔️ Back-end Integration - Restful APIs | JSON | XML | PHP ✔️ Databases - SQLite | MySQL | ROOM | Realm | Floor | Hive | Moor ✔️ Social Media Integration - Google | Facebook | Apple | Twitter | LinkdIn | Instragram ✔️ Chat - AGORA | Socket.IO | XMPP | Firebase Chat ✔️ Google Maps | Apple Map kit | Geolocation | Location Tracking ✔️ Audio | Video Live Streaming ✔️ In-App Purchase | Advertisement | Push Notifications | Google Analytics | FCM ✔️ Stripe | Google Pay | Apple Pay | RazorPay | CCAvenue | CashFree Payments ✔️ Swift (Xcode) 🟩 Android SDK ✔️ JAVA ✔️ Kotlin ✔️ MVC | MVVM ✔️ View Binding | Data Binding ✔️ RxJava | RxKotlin ✔️ Coroutine ✔️ Socket.io ✔️ Version Control - Git | Github | Bitbucket ✔️ UI/UX standards Thanks for taking the time to review my profile.DART
Apple XcodePHPKotlinSwiftiOSFlutterMobile App DevelopmentDartPayment FunctionalityJavaAndroid App DevelopmentAndroid StudioHybrid App DevelopmentNative App Development - $40 hourly
- 4.7/5
- (59 jobs)
It must be a hassle to develop mobile apps that are not only well functioned, blazing fast but also have to comply with Apple and Google guidelines. This daunting experience is entirely familiar to an experienced mobile developer like me. I have spent more than 7 years immersed in Apple iOS app development, witnessing iOS evolved from version 7 into 14 as of today. By servicing 5000+ Upwork hours delivering dozens of mobile projects, I know exactly how to bring my substantial experience to leverage your next innovative products, which includes but is not limited to: 📱 Build your app with the latest Apple iOS / Google Android SDK 📱 Setup mobile QC by adding any of unit tests, integration tests, automation tests... 📱 Setup mobile DevOps CI/CD pipeline using Bitrise, Fastlane... 📱 Assist in Apple and Google Play store submission and approval process 🤷♂ ️Something else missing? Feel free to throw it up to me. Challenge accepted! 🎖 Google Certified Associate Android Developer [ myup.work/hautt-aad ] 🎖 Scrum.org Certified Professional Scrum Developer [ myup.work/hautt-psd ] 📱 𝐈𝐎𝐒 ✅ 𝐀𝐑𝐂𝐇𝐈𝐓𝐄𝐂𝐓𝐔𝐑𝐄: MVVM, VIPER, RxSwift ✅ 𝐒𝐓𝐎𝐑𝐀𝐆𝐄: Realm, CoreData, Keychain, SQLite ✅ 𝐍𝐄𝐓𝐖𝐎𝐑𝐊𝐈𝐍𝐆: AFNetworking, Alamofire, Moya, Reachability ✅ 𝐈𝐌𝐀𝐆𝐄: SDWebImage, Kingfisher, AsyncImageView, Toucan ✅ 𝐓𝐃𝐃: Quick, Nimble ✅ 𝐎𝐏𝐒: Bitrise, Fastlane, TravisCI, TestRails, swiftlint, swiftformat 📱 Flutter ✅ 𝐀𝐑𝐂𝐇𝐈𝐓𝐄𝐂𝐓𝐔𝐑𝐄: Provider, BLoC, MobX, GetX ✅ 𝐒𝐓𝐎𝐑𝐀𝐆𝐄: Shared preferences, sqflite, sembast, Cookiejar, mmkv_flutter ✅ 𝐍𝐄𝐓𝐖𝐎𝐑𝐊𝐈𝐍𝐆: Dio, Flutter Downloader ✅ 𝐈𝐌𝐀𝐆𝐄: Cached Network Image, Bitmap, Photo View ✅ 𝐓𝐃𝐃: Mockito, Flutter Widget Test ✅ 𝐎𝐏𝐒: Bitrise, FastlaneDART
Bluetooth LEFFmpegImage ProcessingC++/CLIOpenCVVideo ProcessingFastlaneiOS SDKBluetoothAndroidDartFlutterKotlinObjective-CSwift - $40 hourly
- 4.7/5
- (5 jobs)
I love building mobile applications that put the user at the center. I have experience in building mobile applications using Flutter and Firebase SDK. Delivering quality and clean code is my main goal.DART
FirebaseTypeScriptFirebase Cloud FirestoreSQLDartSolidWorksMobile App DevelopmentFlutterAutodesk AutoCADAdobe IllustratorAdobe Photoshop Want to browse more freelancers?
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