Dart is a programming language designed to build user interfaces for mobile, web, and desktop from a single codebase. It can help developers quickly and easily create high-performing apps in an open source community supported by Google. Dart is known for its faster computation, improved readability, and concurrency abilities. It enables developers to build complex mobile and web applications with minimum development time and complexity using its various libraries, SDKs frameworks and widgets.

A Dart developer can help entrepreneurs reach their software goals. With their technical knowledge, they can be instrumental in helping business owners understand what can be done with code. With their skill, they create secure and user-friendly apps while improving the coding structure & processes along the way. They also build communication bridges with other members of development teams to ensure that the projects run on time and smoothly during the process of development.

Here's some projects that our expert Dart Developers have made real:

  • Creating mobile applications with improved interaction
  • Building robust and secure web applications
  • Designing desktop programs with excellent readability
  • Connecting all platforms securely with a single codebase
  • Improving interprocess communication for better performance

By employing a freelancer expert in the Dart language, clients can witness the advantages of the world-class tools being used to create truly amazing apps. Our Dart developers work hard to make sure nothing gets lost in translation so clients don't have to worry about anything but their new project!

For entrepreneurs who are interested in utilizing a powerful language like Dart to solve problems and add value to their business, we welcome them to post their offer on Freelancer and hire one of our experienced expert Dart developers today!

De 42,494 opiniones, los clientes califican nuestro Dart Developers 4.9 de un total de 5 estrellas.
Contratar a Dart Developers

Dart is a programming language designed to build user interfaces for mobile, web, and desktop from a single codebase. It can help developers quickly and easily create high-performing apps in an open source community supported by Google. Dart is known for its faster computation, improved readability, and concurrency abilities. It enables developers to build complex mobile and web applications with minimum development time and complexity using its various libraries, SDKs frameworks and widgets.

A Dart developer can help entrepreneurs reach their software goals. With their technical knowledge, they can be instrumental in helping business owners understand what can be done with code. With their skill, they create secure and user-friendly apps while improving the coding structure & processes along the way. They also build communication bridges with other members of development teams to ensure that the projects run on time and smoothly during the process of development.

Here's some projects that our expert Dart Developers have made real:

  • Creating mobile applications with improved interaction
  • Building robust and secure web applications
  • Designing desktop programs with excellent readability
  • Connecting all platforms securely with a single codebase
  • Improving interprocess communication for better performance

By employing a freelancer expert in the Dart language, clients can witness the advantages of the world-class tools being used to create truly amazing apps. Our Dart developers work hard to make sure nothing gets lost in translation so clients don't have to worry about anything but their new project!

For entrepreneurs who are interested in utilizing a powerful language like Dart to solve problems and add value to their business, we welcome them to post their offer on Freelancer and hire one of our experienced expert Dart developers today!

De 42,494 opiniones, los clientes califican nuestro Dart Developers 4.9 de un total de 5 estrellas.
Contratar a Dart Developers

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    14 trabajos encontrados

    The goal is a polished, production-ready class schedule app built with Flutter that ships simultaneously to iOS and Android. I already have screen sketches and the basic user flow mapped out; what I need now is a developer to turn those ideas into a smooth, intuitive experience. Core requirements • Universal build: one Flutter code-base compiled for both iOS and Android stores. • Secure sign-up / sign-in using email-and-password authentication (Firebase Auth fits well, but any reliable alternative is fine). • Three must-have features working end-to-end: – Class reminders: push notifications triggered from the local schedule or a cloud function. – Teacher communication: an in-app chat or message thread between student and teacher, stored in real tim...

    $207 Average bid
    $207 Oferta promedio
    105 ofertas

    I’ve started building a sports-focused mobile application in Flutter and now need a creative UI/UX specialist to bring the interface to life. The core audience is athletes, so every screen should feel performance-oriented, data-driven, and quick to navigate even when they’re on the move or mid-training. What I expect from you: • A full set of production-ready Flutter widget screens that cover onboarding, dashboard, detailed activity pages, and any ancillary flows we identify together. • Consistent use of modern design patterns, thoughtful micro-interactions, and a colour palette that resonates with competitive users. • Pixel-perfect implementation in Flutter (no separate mock-ups that then have to be rebuilt). I’ll supply the functional requirem...

    $4 / hr Average bid
    $4 / hr Oferta promedio
    35 ofertas
    Resolve Flutter Signup Issue
    6 días left
    Verificado

    I need a sharp-eyed Flutter / Node.js troubleshooter to pinpoint and fix an intermittent signup failure in my mobile app. The OTP step completes successfully, yet many users (on both iOS and Android) hit a wall when the form tries to create the account. No explicit error is returned to the UI, but the account never appears in the database. Here is what I can share right away: • Front end: Flutter 3.x, using MSG91 for phone-based OTP. • Back end: Node.js (Express) REST API, MongoDB. • Flow: user enters phone → receives OTP → OTP verified → form posts profile details → failure occurs after the POST. What I need from you is a fast, reproducible diagnosis, a clean code fix (whether in Dart, the REST endpoint, or both), and a short hand-off note so my te...

    $141 Average bid
    $141 Oferta promedio
    43 ofertas
    Integrate AdMob Native Ads
    6 días left
    Verificado

    I already have a live Flutter app and an active AdMob account. I now want Google AdMob Native (In-Feed) ads woven into my main listing feed, very similar to the way OLX sprinkles promotions between items. Here’s the flow I’m aiming for: after every five feed items a native ad should appear, matching the app’s current look and feel so users experience it as part of the content rather than a banner. I do not yet have the specific Native ad-unit ID, so I’ll need you to walk me through creating it in the AdMob console and wiring it up in code. The project is straightforward: plug the Google Mobile Ads SDK into my existing Flutter codebase (Dart), build a widget that pulls and renders the Native ad, place it in the list adapter, then verify that test ads show up reli...

    $16 Average bid
    $16 Oferta promedio
    20 ofertas
    Flutter Update & Android Fixes
    5 días left
    Verificado

    My production Flutter app has begun to misbehave on Android 14, 15 and 16 preview builds. The root cause is obvious: the codebase is still on an older Flutter release and the underlying Android SDK has marched on. I need the entire project migrated to the latest stable Flutter version, compiled against the newest Android SDK, and thoroughly tested so it works smoothly on those three OS versions. The scope is simple but critical: upgrade the Flutter framework and all dependent packages, refactor any deprecated APIs, fix compile-time warnings, and resolve run-time crashes or layout glitches that appear only on the newer Android versions. Afterwards I expect a clean, reproducible build (Android App Bundle) plus a short changelog summarising what was updated and why. Deliverables • Up...

    $60 Average bid
    $60 Oferta promedio
    74 ofertas

    I have a queue of long-term Flutter projects and the next one in line is a brand-new Faith Tech productivity app. The build must feel first-class on both iOS and Android and be coded entirely in Flutter 3.x with sound null-safety, modern state management (Provider, Riverpod or BLoC) and clean architecture. The initial release needs three core modules developed from scratch: task management, calendar integration and note-taking. I’m open to your suggestions on extra workflow boosters, but these three must ship fully polished, tested and production-ready. Code quality, readable commits and automated unit/widget tests are non-negotiable. I already have backend APIs in place, so the work focuses on UI/UX, state handling, offline support and integrating the existing REST endpoints. You&...

    $302 Average bid
    $302 Oferta promedio
    38 ofertas

    Your bid MUST include answers to the 5 questions at the bottom of this posting or it will be immediately rejected. We're a UK-based eSIM and mobile network company launching a branded international calling service. We need an experienced developer to fork, rebrand, and customise the WebTrit Phone open-source softphone app and get it published to both app stores. IMPORTANT: Read this entire posting carefully. There are specific questions at the bottom you MUST answer. Generic proposals will be rejected immediately. What is WebTrit? WebTrit Phone is a Flutter/Dart softphone app that uses WebRTC for voice and video calling. It connects to SIP-based VoIP systems via a REST API. The full source code is available on GitHub. What We Need Done Phase 1 — Fork & Rebrand Fork the Web...

    $506 Average bid
    $506 Oferta promedio
    93 ofertas

    I need a production-ready Flutter Android application backed by Firebase (Firestore + Auth) that functions as a compact CRM for tracking enquiries and disciplined follow-ups. Core features: • Enquiry form with dependent dropdown logic (e.g., category → model) • Conditional fields (exchange toggle reveals model & value) • Expected purchase date and next follow-up date logic • Status workflow: Interested, Follow-up Needed, Purchased, Competition, Not Interested • Next follow-up date mandatory for Interested and Follow-up Needed • Priority tag (Hot/Casual) • Auto timestamp, source, and owner tracking All enquiries stored in Cloud Firestore. Follow-up dashboard must support filters: • Today • Overdue • Upcoming • Custom date range...

    $269 Average bid
    $269 Oferta promedio
    26 ofertas
    Flutter Dual-Platform App Build
    4 días left
    Verificado

    I already have two complete app concepts: every screen, interaction and asset is designed, documented and ready to hand over. What I need now is the engineering muscle to turn those polished Figma files into production-ready Flutter applications that run smoothly on both iOS and Android. Both apps share a common backend. The REST endpoints, data models and authentication flow are all mapped out, so your focus will be wiring the UI to those services, managing state cleanly and ensuring offline resilience where needed. I expect pixel-perfect implementation of the provided designs, faithful reproduction of the planned user journeys and thoughtful handling of edge cases across devices. Deliverables • Full Flutter codebase for the two apps, structured for reuse of shared components &...

    $562 Average bid
    $562 Oferta promedio
    148 ofertas

    I have a live website built with Dart/Flutter for the web, and I now need it packaged as a fully working Android APK while giving the interface a fresh look. The new styling should cover the entire color scheme—backgrounds, fonts, and buttons—along with updated typography that feels consistent across pages. I also want the layout streamlined: the navigation menu needs a cleaner structure, content blocks should align responsively on all screen sizes, and the footer should be reorganised for better usability. You’re free to use your preferred workflow (Flutter build, Android Studio, VS Code, etc.) as long as the finished APK installs without issues on Android 8.0+ devices and mirrors all existing functionality. Deliverables 1. Updated Flutter/Dart source with revised co...

    $106 Average bid
    $106 Oferta promedio
    34 ofertas
    Flutter AR Filters & Tracking
    1 día left
    Verificado

    I need a skilled Flutter developer to plug a very specific feature set into my existing kids-focused mobile app. The task is all on the client side: build AR camera filters that work with ARCore on Android and ARKit on iOS, track individual eye movements in real time, and capture short videos at defined moments, then push those clips to a REST endpoint that is already live and documented. You will wire up the camera feed, layer the AR assets, implement per-eye tracking accuracy (not just general face gestures), trigger recording when my code tells you to, and send the resulting MP4 to the backend with the required headers and auth token. No UI beyond a minimal overlay is expected, so you can concentrate on the functionality itself. Deliverables • Flutter module(s) that expose AR f...

    $151 Average bid
    $151 Oferta promedio
    83 ofertas
    AI-Powered Full-Stack Mobile App
    21 horas left
    Verificado

    Are you like with full stack AI development? I wanted to make an app soon.... for the business it would be an app for a mobile.... it is pretty hectic app, id need someone very good to do the role and ill expect a very high end coder on the team. it would need to be part custom code, as i want to own the code after developmetn check out this app thats what i want to make except better..... can you do that? I wanted more data points, more comparison and to be used as a full construction estimating program.

    $7 / hr Average bid
    $7 / hr Oferta promedio
    50 ofertas

    Hospital Management System (HMS) – Project Requirements Document Project Overview This project is a comprehensive, multi-tenant Hospital Management System designed to streamline clinical workflows, staff management, and patient care. The system integrates advanced AI features for diagnostic assistance and automated prescription generation. Tech Stack The project uses modern technologies to ensure cross-platform compatibility, real-time performance, and AI-driven capabilities. Frontend Development The frontend is developed using Flutter with Dart. The system supports mobile platforms such as Android and iOS, as well as Web and Desktop platforms including Windows, Linux, and macOS. The user interface follows Material Design principles with custom high-fidelity components. Google Fon...

    $967 Average bid
    $967 Oferta promedio
    46 ofertas
    Flutter Utility App Development
    4 horas left
    Verificado

    I’m building a cross-platform utility application and need an experienced Flutter developer who can take it from design files right through to App Store and Play Store submission. The core build will run from a single Flutter code-base and must deliver a smooth, native-feeling experience on both Android and iOS. Key functionality • Secure user authentication (email / password and token refresh). • Continuous data syncing with a backend (you’re free to propose REST, GraphQL, or Firebase as long as it stays reliable offline and online). • Configurable push notifications that can be triggered from the server side as well as locally. You’ll handle UI implementation, state management, integration of the chosen backend, and basic production-ready hardenin...

    $431 Average bid
    $431 Oferta promedio
    64 ofertas

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