
Hire dedicated Flutter developers who ship one high-performance codebase for iOS and Android, without the cost and delay of building an in-house team. Our engineers bring deep expertise in Dart, Riverpod and BLoC state management, and clean architecture, and they join your sprints within 3-5 business days.
We are a product-focused software development company headquartered in Middletown, Delaware, with engineering teams delivering for clients across global time zones.
Our Flutter developers have shipped production apps across 20+ industries, working directly with founders, CTOs, and product teams to deliver iOS and Android apps from a single Dart codebase, with overlap hours aligned to your working day.





















Most engagements move from your first call to a Flutter developer working in your sprint within 3 to 5 business days. No long discovery phase, no drawn-out onboarding cycle before anything gets built.
Tell us your app stage, target platforms (iOS, Android, web), preferred state management, and team size. We scope the right Flutter developer fit from there.
We match a Flutter developer to your architecture, product type, and working time zone, and share their profile and relevant project experience before anything starts.
Evaluate code quality, Dart proficiency, and communication on a real task from your Flutter backlog before committing to a longer engagement. If the fit isn't right, we replace the developer.
Your developer joins your sprints, plugs into your Git workflow, CI/CD, and communication tools, and starts contributing to your Flutter codebase from day one.
Cargator needed a mobility platform with real-time fleet tracking and faster tow-truck dispatch. Our Flutter developers built the mobile experience as a single iOS and Android codebase, connected to an automated dispatch flow powered by WhatsApp.
Work Delivered
• Flutter app development for iOS and Android
• Real-time fleet and location tracking
• Automated dispatch workflow with WhatsApp integration

Best for teams launching iOS and Android apps together from a single Dart codebase, with consistent UI across platforms, faster release cycles, and lower development and maintenance costs.
Every developer we place works with current Flutter and null-safe Dart, using structured state management like Riverpod or BLoC and clean architecture from day one. They don't need to be talked out of setState-heavy screens or unmaintained packages. You get engineers whose default is how production Flutter is built today, not engineers who picked up Flutter as a shortcut on top of another stack.
One Flutter codebase still means two store reviews. Apple and Google reject apps for reasons that aren't always obvious: missing privacy declarations, permission usage descriptions, target SDK requirements, or billing policy violations. Our developers handle signing, store submission, review correspondence, and release tracks as part of the engagement, not as an afterthought in launch week when timeline pressure is highest.
Most developers execute what's in the ticket and stop there. The Flutter engineers we place engage with the product itself, flagging performance and architecture risks early, such as unnecessary widget rebuilds, heavy package dependencies, or features that need platform-specific native code. They push back on decisions that create technical debt. That difference shows up in what gets shipped and how maintainable it is six months later.
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Industries Covered
Full-cycle development of consumer and enterprise apps for iOS and Android from one Dart codebase, a common pick for teams choosing between cross-platform frameworks. We cover architecture, state management, device compatibility, and App Store and Google Play deployment.
Flutter apps for workforce tools, inventory, field operations, and internal portals, built with role-based access and offline-first sync. They plug into your existing cloud setup with secure SSO and token-based authentication throughout.
On-device ML using ML Kit or TensorFlow Lite, plus LLM and cloud AI APIs for image recognition, chat assistants, and NLP search. We wire the right AI tooling into Flutter apps for intelligent workflow automation.
Structured migration of native iOS, native Android, Xamarin, or Cordova apps to Flutter, covering codebase analysis, feature parity checks, and a phased rollout. Each phase ships through automated build and release workflows, so users see no disruption during the switch.
Extend your mobile app to the web, Windows, macOS, and Linux with shared Dart business logic, responsive layouts, and platform-appropriate behaviour.
Custom platform channels and native plugins in Swift and Kotlin for camera, biometrics, background services, and other device features that need direct platform access.
Flutter apps that connect to hardware over Bluetooth Low Energy, Wi-Fi, or MQTT for device control, sensor dashboards, smart home apps, and logistics tracking.
End-to-end integration of payment gateways, Firebase, maps, CRM platforms, and analytics SDKs, connected through a clean API gateway layer. Every integration ships with error handling, token refresh logic, and secure credential storage.
Fast, scalable first releases for startups: core features, clean architecture, and a release pipeline set up from day one. We scope the build with a realistic Flutter cost breakdown before kickoff, so the MVP grows into a full product without a rewrite.
A dedicated remote Flutter developer works exclusively on your Dart codebase, fully embedded in your sprints, your tools, and your release cycles with no split attention across other projects.
A dedicated Flutter developer owns your entire codebase every sprint and release cycle, from widget architecture and state management to package upgrades, without dividing time across other client projects.
Your developer joins daily standups, participates in backlog grooming, and ships within your existing delivery rhythm without requiring a separate process or project layer.
The same developer stays aligned with your architecture decisions, state management choices, and App Store and Google Play compliance requirements across every development cycle.
iOS and Android builds, code signing, store release tracks, and release automation are handled directly by your developer, not delegated back to your internal team.
Our Flutter engineers have shipped production applications across sectors with distinct technical demands, compliance requirements, and user expectations.
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The right Flutter engagement looks different depending on where your product and team currently stand. Here is how we work across every stage.
Launch on iOS and Android at the same time without the cost of two native teams or a full in-house engineering team. Get a production-ready Flutter codebase, App Store and Google Play submission, and architecture foundations that hold up as your user base grows.
Scale your Flutter product without losing code quality. Add dedicated Flutter engineers to your existing team, extend features across phone, tablet, and web layouts, and stay ahead of Flutter upgrades, store policy updates, and target SDK requirements.
Standardise Flutter architecture across business units with shared package libraries and design systems, unified CI/CD pipelines for store releases, and consistent device and OS coverage across your entire app portfolio.
They have strong expertise in the latest technologies and provide excellent guidance in using them effectively.
CODE B launches the products quickly, and their solutions have excellent architecture and are scalable.
CODE B is proactive in coming up with solutions.
Aside from getting the job done, they’re able to provide their expertise and share their opinion.
They’re a very bright team that requires minimal levels of communication or time investment to be very effective.
Their constant communication was a key aspect of the success.
They completed the project within the timeline we gave them, and they did it within budget.
Had a great experience working with the team and in times of crisis, CODE B team was always there to support us.
The way that they have supported us by giving us one of their developers to work directly with our development team.
Our overall experience has been very positive.
They are friendly and reliable.
The ability to deliver on time impressed us the most.
They’re excellent at what they do and come up with solutions for various problems.
CODE B will work overtime to resolve issues, which is a difficult trait to find.
Code B’s communicative.
I’ve had a great experience working with CODE B
The main positive point of working with CODE B team is their analyzing skills.
They are receptive and try to adjust to meet our requirements.