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  • $70 hourly

    • 5.0/5
    • (7 jobs)
    With 10+ years of experience in software development, I specialize in creating high-quality, user-friendly mobile and web applications using Flutter and FlutterFlow. My journey in development is enriched by a background in Philosophy, which has honed my ability to approach problems with a unique blend of creativity, critical thinking, and analytical skills. This combination allows me to develop innovative solutions that not only meet technical requirements but also provide an intuitive and seamless user experience. Throughout my career, I have successfully delivered a wide range of projects across various industries, including telehealth, financial services, eCommerce, and more. My expertise extends from developing MVPs for startups to scaling applications for global enterprises, with a keen focus on performance, scalability, and maintainability. I am proficient in all aspects of the development lifecycle, from initial concept and design to deployment and post-launch support. I am passionate about learning new technologies and continuously improving my skills, which is why I stay up-to-date with the latest developments in the Flutter ecosystem. My philosophy background enables me to approach challenges with a balanced perspective, considering both technical and ethical implications, which is particularly valuable when developing applications that prioritize user privacy and data security. Whether working independently or collaborating with cross-functional teams, I am committed to delivering high-quality solutions that exceed client expectations. My ability to merge creative ideas with technical expertise allows me to create applications that are not only functional but also enjoyable to use.
    Featured Skill DART
    Mobile App Design
    Mobile UI Design
    Flutter Stack
    FlutterFlow
    Android
    iOS
    AI Mobile App Development
    Node.js
    Hybrid App Development
    Firebase Realtime Database
    Firebase Cloud Firestore
    Dart
    Firebase
    Mobile App Development
    Flutter
  • $60 hourly

    • 4.9/5
    • (10 jobs)
    I am an experienced full-stack mobile application developer with over 12 years of experience helping clients design and build high-quality mobile applications. I've developed and updated hundreds of successful applications for clients in different industries, ranging from startups to established companies. #Technologies# - Hybrid / Cross-platform: Flutter, React Native, Dart, JS, Firebase, AWS DynamoDB, Single Sign On, Parse SDK, Open AI API - Android: Java, Android Studio, XML, Jetpack, Android annotations,sqlite, Room, realm, firebase, parse sdk, AWS Single Sign On. - iOS: Swift, Xcode, Storyboard, Xib, Sqlite, Realm, Firebase, Parse Sdk, Single Sign On. - ML: NLP, Python, Pandas, Langchain, GPT, LLM, Fine-Tuning, Prompt Engineering, Streamlit, gradio, huggingface, transformer #Frontend# - JavaScript, TypeScript, React, Redux, HTML, CSS, Next.Is, Flutter #Backend# - Java EEE, Spring, Python, Node.js, Express.js,nest.js. Django #Databases# - GraphQL, MongoDB, MySQL, DynamoDB #Cloud Services# - Firebase, Heroku Scrum / Agile, AWS #Source Control# - Github, Bitbucket, Gitlab #Project Management# Jira, Trello, Github Projects #Design Tool# Figma, Adobe XD, Draw IO, Pencil #Software Architectures# - MVP, MVC, MVVM, Solid principles My ability to remain flexible and adaptable to project demands and shifting priorities sets me apart. I thrive in unfamiliar situations and enjoy learning opportunities and exposure to new ideas and experiences. I am open and willing to learn whatever is necessary to accomplish my client's goal.
    Featured Skill DART
    Program Management
    Data Analytics & Visualization Software
    Product Management
    Google Cloud Platform
    SQL
    BigQuery
    Data Modeling
    Deep Learning
    Team Management
    Machine Learning
    Swift
    Kotlin
    Git
    Jira
    Python
    Dart
    Java
    LLM Prompt Engineering
    iOS Development
    Android App Development
    Flutter Stack
    Project Management
  • $50 hourly

    • 5.0/5
    • (14 jobs)
    Having built, released & worked on 20+ apps - mostly being the sole developer, I bring experience in every part of building apps from planning / design & technical decisions, to building & deploying on the app stores! I'll help you understand how we can build or update your app & bring your plans to life in a beautiful, enjoyable, & consistent experience that will have your users coming back to your app, to propel you to success! With clean, tested, & maintainable code that can be built upon. ✅ Upwork Top Rated & Verified Mobile Developer ✔︎ 5-star rated | 100% Job Success | 5+ years experience ✔︎ 15+ apps published to Apple App Store / Google Play ✔︎ Extensive iOS and Android experience (Flutter, Dart) Communicating & staying on the same page is vital. Which is why I'll always keep you in the loop with progress updates via UpWork, Zoom, or otherwise! Getting the app on your phone ASAP, so you can test it yourself. You set the vision & requirements, and I'll make them a reality. Don't hesitate to send me an invite/message so we can talk more about your project via call or chat! 🚀 Frameworks and programming languages · Cross-platform App Development: Flutter & Dart (iOS, Android, Web, Desktop) 📚 SDKs and libraries · Database + Auth: Firebase, Supabase, NoSQL, PostgreSQL · Payments / Subscriptions: Stripe, RevenueCat, Superwall, Square · Maps / GPS Location: Mapbox, Google Maps, Google Places API, OpenStreetMap · Push Notifications: FCM, OneSignal, Supabase · Analytics and Performance Monitoring Google Analytics, MixPanel SDK, Crashlytics · Social Media Integrations: Facebook, Twitter, Instagram, LinkedIn, Snapchat · Cloud Services: Google Cloud Platform · Bluetooth Low Energy Device Connection / Integration · Advertising and Monetization: Google AdMob, Facebook Audience Network SDK, MoPub SDK · AI, Weather, Misc.: Auth0, Google ML Kit, Core ML, Bluetooth API, OpenWeatherMap API, OpenAI API · No Code / Low Code Builders: FlutterFlow · Flutter-Specific: BLoC, GoRouter, Clean Architecture · Unit Testing, Widget Testing, Integration Testing, API Testing, Mockito
    Featured Skill DART
    Android App Development
    iOS Development
    Bluetooth LE
    In-App Purchases
    In-App Subscription
    Google Maps API
    Mapbox
    PostgreSQL
    Stripe API
    Supabase
    Mobile App Development
    Firebase
    FlutterFlow
    Dart
    Flutter
  • $85 hourly

    • 5.0/5
    • (26 jobs)
    Upwork Certified in JavaScript backend (Node.js) development. I am an experienced programmer of consumer facing applications and services, with a background building in the arts, publishing, and education industries. I have been designing, developing, and assisting with software projects in a number of categories • Web and game development with HTML5/JavaScript (CreateJS, ZIM) • Mobile development with Flutter/Dart, and Adobe/Harman AIR • Full stack development with Java EE and LAMP I have also helped resurrect or restore control over a number of JavaScript and Animate projects. If you find yourself facing a deadline, or need assistance untangling a codebase, please get in touch and we can talk about how get things aligned again. My projects have included: • A TV/Film production prop iPhone app to simulate calls, texting, and VFX screens (AIR, Flutter) • JavaScript games for TV/Entertainment using CreateJS/EaselJS (GSAP) and ZIM (HTML5 Canvas) • The re-architecture and substantial coding and rework of a medical training program (JS) • The addition of key features to a StoryLine 360 product (PDF printing via JS) • A self-publishing photo album service with mobile page design, image manipulation, painting and sticker functions. Required 3rd party REST integration with other commercial services (AIR) • Archery scoring application for iOS, ranked as high as #16 in the Sports category (AIR) If you have a JavaScript or Animate project that needs creation or work, it is likely that I can provide for you. Drop me a line and we’ll discuss what can be done.
    Featured Skill DART
    Game Development
    Game Design
    ECMAScript 6
    Adobe Illustrator
    Flutter
    Adobe AIR
    ActionScript
    Adobe Animate
    HTML5
    Dart
    Java
    JavaScript
    Adobe Photoshop
  • $65 hourly

    • 5.0/5
    • (1 job)
    iOS Developer, Computer Science graduate from Rutgers Newark. Well designed and engaging mobile applications are a passion. Progressive culture that will push me to do my best work, teach me new things everyday, and allow me to transfer my knowledge to newer devs are what I am looking for.
    Featured Skill DART
    Hybrid App
    App Development
    Website to Mobile App Conversion
    Apple Watch
    Mobile App
    Mobile App Development Consultation
    Mobile App Redesign
    Mobile App Improvement
    Apple Xcode
    Mobile App Development
    Dart
    Flutter
    Swift
    Android
    Hybrid App Development
  • $50 hourly

    • 0.0/5
    • (1 job)
    Currently, I work as a Data Analyst at Kroll, with plenty of experience working with Python, Pandas, and SQL. I can easily manage my way around big data. I can clean analyze, reconstruct, and visualize data for you in a digestible way. Beyond python, and data I also have experience working with front end applications such as Flask, Dash, and flutter.
    Featured Skill DART
    Data Analysis
    Data Visualization
    Data Cleaning
    Dart
    Flutter
    Data Scraping
    NumPy
    pandas
    Data Science
  • $80 hourly

    • 0.0/5
    • (0 jobs)
    As a Senior No-Code/Low-Code Platform Developer with extensive experience, I specialize in leveraging cutting-edge technologies to create dynamic, scalable, and user-friendly applications. My expertise spans across various no-code and low-code platforms, including Webflow, Bubble.io, Mendix, Thunkable, Flutterflow and JavaScript, allowing me to deliver rapid and efficient solutions tailored to meet diverse business needs. Expertise: - Webflow: Developed visually stunning and highly responsive websites using Webflow, focusing on user experience, SEO optimization, and seamless integrations with third-party services. - Bubble.io: Created robust and scalable web applications with Bubble.io, implementing complex workflows, database management, and custom plugins to enhance functionality. - Mendix: Designed and deployed enterprise-grade applications using Mendix, streamlining business processes and improving operational efficiency through advanced workflow automation and integration capabilities. - Thunkable/Flutterflow: Built cross-platform mobile applications with Thunkable/Flutterflow, utilizing its drag-and-drop interface to quickly prototype and deploy feature-rich apps for both iOS and Android. - JavaScript: Enhanced the functionality of no-code/low-code platforms with custom JavaScript code, providing tailored solutions and extending the capabilities of pre-built components.
    Featured Skill DART
    Google Maps API
    Mailchimp
    SendGrid
    Landing Page
    FlutterFlow
    Flutter
    Dart
    JavaScript
    Low-Code Development
    No-Code Development
    Bubble.io
    Webflow
  • $70 hourly

    • 0.0/5
    • (0 jobs)
    Hello! I’m a Blockchain & Full Stack Engineer with extensive experience in developing and deploying decentralized technologies. My passion lies in leveraging blockchain to build secure, scalable, and innovative applications that drive the future of decentralized ecosystems. 🔧 Technical Expertise: ✔️ Blockchain Technologies: Ethereum, Hyperledger, Solidity, Smart Contracts, DApps, Truffle, Ganache, Web3.js, IPFS. ✔️ Full Stack Development: React.js, Node.js, JavaScript, TypeScript, Python, MongoDB, SQL, Docker, Kubernetes, AWS. ✔️ DevOps & CI/CD: Jenkins, CircleCI, GitHub Actions, Terraform, Ansible. ✔️ Decentralized Finance (DeFi): Integration of crypto-wallets, smart contract audits, developing on-chain governance models. 💡 Professional Highlights: ✔️ Developed and launched multiple high-stakes blockchain applications, focusing on fault tolerance and high availability. ✔️ Designed and implemented robust smart contracts for various decentralized applications (DApps), ensuring security and compliance with best practices. ✔️ Led full-stack development projects from concept through deployment, optimizing for performance and user experience. 🌍 I am committed to staying at the forefront of technology, continually updating my skills and knowledge in the rapidly evolving blockchain space. My goal is to contribute to transformative projects that solve real-world problems through the power of decentralized technology. 📞 Let's Connect! Whether you’re starting a new project or scaling an existing one, I’m here to help turn your ideas into reality. Reach out to discuss how we can build something great together!
    Featured Skill DART
    Blockchain, NFT & Cryptocurrency
    Marketing
    Dart
    Cryptocurrency
    Golang
    Blockchain Architecture
    Python
    JavaScript
    Rust
    Solana
    Vyper
    Solidity
    Corda
    Hyperledger Fabric
    Ethereum
  • $30 hourly

    • 4.7/5
    • (4 jobs)
    Allow me to seamlessly transform your concepts into high end-performing mobile applications. Your search ends here! With 8 years of experience in mobile app development, I've successfully delivered a diverse array of projects across various domains, creating visually stunning, user-centric, and robust mobile apps, I excel in capabilities to bring your vision to life. ✅. 8+ Experienced (Flutter | React Native| Android | IOS | Web). ✅. Full-time available with any timezone. 🛠 Technology Stacks: 🔧 Cross-platform applications: Flutter and React Native 🔧 Languages: Java, Kotlin, Dart, Python, Swift, FlutterSDK, JavaScript, HTML5, Swift, Objective-C/C++, Dart 🔧 Databases: SQLite, MySQL, Firebase 🔧 Frameworks: Android, Flutter, Django 🔧 Tools: AndroidStudio, Xcode, Ultimate IntelliJIDEA, WebStorm, NetBeans, Postman, DevC++, Insomnia, Asana, PyCharm, Jira 🔧 ThirdParty: FacebookAPI, InstagramAPI, TwitterAPI, DropboxAPI, LinkedInAPI, GooglePlusAPI, GoogleMapsAPI 🔧 Platforms: Windows, MacOSX, Ubuntu 🔧 Concepts: OOP, Algorithm design and analysis, Networking(Basic) 🔧 Tools: Git, Docker, Bazel, Jenkins, Terraform, 🔧 Cloud: AWS, Digital Ocean, Google Cloud 🔧 Designing and implementing responsive UI/UX , Integrating APIs and third-party 🔧 Prioritizing app performance, scalability, and security to meet the highest standards. 🏆 Deliverables: 📱 Android App Development 🍏 IOS App Development 🔗 Hybrid Mobile App Development 🌐 Web App/ Website Development ⭐Cross Platform Application Industries: 🏩 Healthcare Apps 📈 Fintech AppFitness and Sports 🛍️ Ecommerce Applications Work ethics: ✔️ Correct time management ✔️ Experience in project management ✔️ High Scalability of your idea ✔️ Quality of the final product ✔️ Fulfilment of actual need/demand and maintain long-term client relationship ✔️ Customer time-to-value after delivery (Consumability) 🌍 Whether you need a cutting-edge app built from scratch or seek to elevate your existing application, I am dedicated to helping you achieve exceptional results. Let’s collaborate and turn your mobile app ideas into a resounding success! Thank You.
    Featured Skill DART
    Dart
    Flutter Stack
    Web Application Development
    Mobile App Development
    Kotlin
    iOS Development
    Swift
    Native App Development
    Hybrid App Development
    Android App Development
    iOS
    Flutter
    React Native
    Node.js
    MERN Stack
  • $50 hourly

    • 0.0/5
    • (1 job)
    Hi, I’m Olu—a full-stack developer with 5 years of experience building responsive web and mobile applications. I specialize in React, TypeScript, and Next.js, and have developed AI-powered chatbots and tools for creative industries, including projects for companies like Splice. I also work with Dart and Flutter for mobile and Angular for scalable web applications, allowing me to approach projects from all angles. What I offer: 🫧 Clean, scalable code with a focus on performance ♽ Full-cycle development, from UI design to backend integration 💬 AI chatbot expertise using OpenAI, Langchain, and more ⭐️ Proficiency in TypeScript, React, Node.js, Next.js, Dart, Flutter, and Angular Let’s work together to create something impactful!
    Featured Skill DART
    Front-End Development
    AI Chatbot
    API Integration
    Database Management
    Flutter
    Dart
    Angular
    React
    TypeScript
    Next.js
    Ecommerce
    Android App Development
    iOS Development
    Web Development
  • $40 hourly

    • 0.0/5
    • (0 jobs)
    I'm a web developer and I have more than 2-year experience in this field. I have some skills in working with frameworks such as Laravel, Codeigniter, and Reactjs with redux.
    Featured Skill DART
    PSD to HTML
    Flutter
    Laravel
    Video.js
    CodeIgniter
    React
    Dart
    HTML
    JavaScript
    PHP
    TypeScript
    CSS
  • $58 hourly

    • 0.0/5
    • (0 jobs)
    I can take your best idea and turn it into an app on the Apple App Store, or build that feature that your users have been asking for for months. It doesn't matter what it is, if it's iOS, I can do it. I'm Senior Mobile App developer who has good experience with Native(Java, Kotlin, Swift and Objective C) and Hybrid(Flutter, React Native and Xamarin) I have 10+ years of experience developing with Swift. I specialize in building real time data driven iOS apps, building amazing UI/UX (with user focused design and awesome animations), as well as advanced architecture design. My portfolio includes more than 30 apps for both the Apple App store and Google Play. Most of the apps are developed right from UI design to publishing the app on App Store/Google Play. Also many of them are being used by 10,000+ users every day. I have added a couple of them to my portfolio available below on my profile.I prefer in complete transparency with my clients related to the development process and keep them updated with frequent releases/Git submissions so that they don’t get any surprises in the end.I'm also very passionate about quality and maintainability when it comes to code and application architecture and believe in pixel perfect designs. I'd love to hear about your project! Send me a message and let's talk about it.
    Featured Skill DART
    Mobile App
    Copyright
    RxSwift
    Swift
    Java
    Flutter
    Dart
    Firebase
    Android
    React Native
  • $22 hourly

    • 0.0/5
    • (0 jobs)
    I'm an experienced developer dedicated to creating websites that suit the needs of small and medium-sized businesses. Whether you want to attract clients, highlight your services, or set up an online store, I've got the skills to make it happen. I'm well-versed in Java, Python, HTML and CSS3, JavaScript, and I offer end-to-end project management to ensure your project's success. Staying in touch is important to me, so let's stay connected throughout our collaboration.
    Featured Skill DART
    UX & UI
    Database
    Node.js
    Apache Maven
    Dart
    JavaScript
    SQL
    Bootstrap
    Spring Boot
    Python
    React
    HTML
    CSS
    Java
    Responsive Design
  • $30 hourly

    • 0.0/5
    • (0 jobs)
    🚀 Top-Rated Mobile App & AI-Integrated Solutions Expert | Flutter & React Native | AWS & Web Dev 🚀 Are you looking for a highly skilled Flutter & React Native developer who can build scalable, high-performance mobile apps with AI integration? I specialize in iOS & Android development, AI-powered features, API integration, and cloud-based backend solutions to deliver seamless and intelligent user experiences. 🔹 What I Offer: ✔️ End-to-end mobile app development (Flutter, React Native) ✔️ AI Integration for predictive analytics, chatbots, automation, and recommendation systems ✔️ Web App Development (MERN Stack, Next.js, TypeScript) ✔️ Backend & API Development (Node.js, Express.js, RESTful APIs, GraphQL, Firebase, AWS Lambda) ✔️ Database Management (SQL, MongoDB, Mongoose) ✔️ Performance optimization, bug fixing, and app store deployment ✔️ UI/UX Design & Web Technologies (Material UI, Bootstrap, SEO Optimization) ✔️ Cloud-Based Solutions (AWS, Firebase, Serverless Architecture) 🎯 Why Work With Me? - 7+ years of experience in mobile and web development - Expertise in AI integration to enhance app functionality - Proven track record of delivering high-quality applications on time - Skilled in CRM development, WordPress, and enterprise solutions - Strong Agile project management & team collaboration 📩 Let’s discuss how I can bring your app idea to life with cutting-edge technologies!
    Featured Skill DART
    AI Bot
    SaaS Development
    TypeScript
    Agile Software Development
    Mobile App Improvement
    AI Chatbot
    AI Mobile App Development
    Payment Gateway Integration
    GraphQL
    Redux
    Firebase
    JavaScript
    Dart
    React Native
    Flutter
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