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The job is for ongoing development support for a health mobile application. The project involves working with an existing app and providing continued support, improvements, bug fixes, and feature development as required. The required technical skills include Flutter for mobile app development, Node.js for backend support, and React.js for web/admin-related work. Experience with both iOS and Android app development is also required. The project scope has already been discussed and completed in coordination with Encoder IT Limited. What skills are required? (Important) Flutter, IOS development, Android Development, iPhone, Node.js, React.js
Project ID: 40501826
233 proposals
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Active 7 days ago
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233 freelancers are bidding on average $1,019 USD for this job

Hello!! " Flutter Health App development " I have similar kind of expertise and work experience. I am having more then 10+ years of experienced in Firebase and Flutter Dart programming and i believe that i can start working step by step and achieve the project goal in short time frame. I am interested in this project. Lets connect to discuss the project in detail so that we can proceed with the Thanks Christina
$750 USD in 10 days
8.4
8.4

Hi, I recently worked on similar healthcare and wellness applications involving Flutter, Node.js, and React.js, and noticed this project focuses on long-term stability and ongoing enhancement rather than a one-time build. Quick question: Are there any high-priority features or critical issues currently affecting users that need immediate attention? Based on your requirements, I'd focus on: • Maintaining and improving the existing Flutter application across iOS and Android • Supporting backend enhancements and integrations using Node.js • Delivering new features, admin improvements, and bug fixes with minimal disruption to users Having worked on similar products before, I can quickly understand requirements, identify potential challenges, and contribute with practical solutions from day one. Happy to discuss the current roadmap and how I can support the project long-term. Best, Uttam Shingala
$1,125 USD in 35 days
8.3
8.3

Hi, I understand your app needs smoother performance and new features added without disrupting existing functions. I will handle fixing bugs efficiently and improve the user experience with thoughtful updates. I will also take care of maintaining the backend using Node.js, and ensure the web/admin panels work perfectly with React.js. Clear communication, delivering good quality work, saving you time, and supporting your growth are my priorities. Let’s chat about a plan to build something even better together. Regards, Nick.
$750 USD in 6 days
7.9
7.9

Hi there, ★★★ Node.js / React.js Expert ★★★ 5+ Years of Experience ★★★ I can provide ongoing development support and improvements for your health mobile application with including bug fixes and feature development. This will include: - Addressing existing bugs and issues - Implementing new features as discussed I will handle the work by assessing the current app's architecture and ensuring smooth integration of new features while maintaining app performance. Ready to start once you provide access to the existing application and any specific requirements for the upcoming features. Thanks!
$750 USD in 1 day
7.2
7.2

Flutter Health app development Hello I have read your project requirements, i can help you develop and support your Flutter-based health mobile application effectively. I have a solid track record of delivering high-quality solutions in more than 25 countries across the world, and your project couldn't be better aligned with our scope and expertise. With extensive experience in mobile app development including iOS as well as Android, I am confident that I can provide a seamless user experience for your existing health app, while also fixing any bugs and implementing the necessary features to improve its functionality. Moreover, we bring excellent backend support with Node.js as well as web/admin-related proficiency in React.js to complement the development process. I’ve successfully launched multiple production apps across Google Play and App Store, delivering secure, optimized, and user-friendly solutions. ⭐Due to NDAs, links aren’t public—but once you open the chat, I’ll share live demos and walkthroughs. I’d be happy to discuss your requirements and execution plan. Bid amount is a placeholder and can be discussed over chat. Thanks & Regards Ranjana
$1,125 USD in 7 days
7.3
7.3

Hi I can provide ongoing development support for your existing health mobile application, including bug fixes, feature development, performance improvements, backend updates, and admin/web enhancements. The main technical challenge is maintaining an existing healthcare app without disrupting current iOS, Android, backend, and admin workflows that are already in production or near production. My solution is to first understand the current Flutter, Node.js, and React.js codebase, then work through issues and improvements in a controlled way with clean testing and version control. I have experience with Flutter, iOS development, Android development, Node.js backend support, React.js admin panels, API integration, debugging, app deployment, and ongoing maintenance. For new features, I can support both mobile and web/admin changes while keeping the backend logic consistent. I can also coordinate smoothly with the existing project scope already discussed with Encoder IT Limited. My focus will be stable long-term support, clear communication, and reliable delivery of improvements as required. Thanks, Hercules
$1,500 USD in 7 days
6.9
6.9

Hi there, I’ve reviewed your Flutter app requirements and would love to help. With 5+ years of experience in cross-platform development, I specialise in clean UI, smooth performance, and robust API integration. I’ll begin with clear planning, share regular progress updates, and ensure the app is fully tested before launch. Let’s connect to discuss your vision — I’m ready to get started! Best, Bhargav Flutter Developer | Android & iOS Expert
$750 USD in 7 days
7.0
7.0

Hi there, We’ve developed several health and fitness apps, including a solution that connects trainers and users, allowing trainers to create custom fitness plans and track user progress. This experience has given us valuable insights into building secure, HIPAA-compliant applications. With a dedicated team of Flutter developers, we can deliver fully optimized apps for both iOS and Android. We also have backend experts proficient in Node.js and PHP, as well as front-end developers skilled in React.js and Vue.js. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit for your needs. I’m eager to learn more about your exciting project. Best, Adil
$1,375 USD in 21 days
6.7
6.7

Hello, I can providing ongoing development support for your health mobile application. With over 8 + years of strong experience working with Flutter (iOS & Android), Node.js backend systems, and React.js admin panels, and I’m comfortable maintaining and improving existing production apps. I can help with: • Bug fixing and performance improvements in Flutter apps • New feature development and UI/UX enhancements • Backend API support using Node.js • Admin/web dashboard updates using React.js • iOS & Android deployment and maintenance • Ongoing support, updates, and scalability improvements I am available for long-term collaboration and can quickly align with your existing codebase and workflow. Looking forward to working with you.
$800 USD in 16 days
7.3
7.3

I am an experienced Flutter developer with strong expertise in iOS development, Android development, and cross‑platform delivery. Alongside mobile, I bring solid backend skills in Node.js and frontend experience with React.js, making me well‑suited to provide comprehensive ongoing support for your health application. My focus will be on: Delivering continued improvements, bug fixes, and new feature development. Ensuring smooth performance across both iPhone and Android devices. Supporting backend services and admin/web functionality with clean, maintainable code. Collaborating seamlessly with your existing scope defined with Encoder IT Limited. I am detail‑oriented, responsive, and ready to take ownership of ongoing development to keep your health app secure, scalable, and user‑friendly.
$750 USD in 7 days
7.4
7.4

Hello, As a versatile and experienced freelancer specializing in mobile app development, particularly on the Android platform, I firmly believe I possess the skills necessary for your Health app project. With a well-rounded knowledge of Flutter, iOS development, and Node.js for backend support, I can participate effectively in improving your existing App's functionality and fixing bugs. Moreover. my competency in React.js would be valuable in ensuring effective web/admin-related performance all through. Working with Encoder IT Limited on similar projects as part of their skilled team, I have already grasped the nuances of your project scope. My meticulousness combined with an agile approach to problem-solving allows me to deliver consistent results on-time without compromising quality. With "Miracles happen to those who believe in them" as our mantra at Softwareplusweb Services, we have a proven track record of turning clients' dreams into impactful realities. You can rely on me to bring that same level of dedication and professionalism to your Health app project, so we can collectively elevate it to new heights while bolstering user satisfaction. Let's discuss further! Thanks!
$850 USD in 8 days
6.7
6.7

Hello, With 4 years of experience in Mobile App Development, iOS Development, Android Development, Node.js, and React.js, I am well-equipped to provide the necessary ongoing development support for your health mobile application. I understand the requirements of the project and am ready to ensure its success by offering continuous support, bug fixes, and feature development as needed. Having expertise in Flutter for mobile app development, Node.js for backend support, and React.js for web/admin-related tasks, I am confident in delivering professional solutions tailored to your project's needs. I have reviewed the project details and believe I can execute it flawlessly. Let's discuss further in chat to explore how I can contribute to the success of your health app. Best regards, Taimoor from Pixels Soft Let's connect in chat for further discussion.
$800 USD in 7 days
6.4
6.4

Hi, I have strong experience with Flutter, Node.js, and React.js, and I’m comfortable working with existing codebases to provide ongoing support, feature enhancements, bug fixes, and performance improvements. My focus is on delivering stable, maintainable solutions while ensuring a smooth experience across both iOS and Android platforms. I’m available for long-term collaboration and can quickly integrate into the existing development workflow. I look forward to contributing to the continued success of the application. Thanks!
$1,000 USD in 10 days
6.9
6.9

Hello! As per your project post, you’re looking for ongoing development support for an existing health mobile application built with Flutter, along with backend and web/admin enhancements. The goal is to maintain, improve, and scale the platform through continuous feature development, bug resolution, performance optimization, and reliable long-term technical support across mobile and web environments. My focus will be on delivering ongoing application enhancements featuring: Flutter based iOS and Android development, bug fixing and performance optimization, new feature implementation, Node.js backend support, React.js admin/web portal improvements, API integrations, database optimization, security enhancements, testing and QA, release management, and continuous maintenance support. I specialize in Flutter, Node.js, React.js, iOS, Android, REST APIs, and SaaS application development, with focus on scalable architecture, maintainable codebases, and long-term product growth. My focus will be on quickly understanding the existing application structure and contributing efficiently to ongoing development while maintaining code quality and performance. Let’s connect to review the current application architecture, development roadmap, and support requirements so we can establish an efficient workflow for ongoing enhancements and maintenance. Best regards, Nikita Gupta.
$800 USD in 28 days
6.6
6.6

Ongoing support on an existing Flutter app lives or dies by how the original codebase is structured: state management choice, API layer, CI/release setup. A clean Riverpod or Bloc architecture means new features take days; a tangled provider tree with shared mutable state turns every change into a regression hunt. For a health app specifically, the data layer and offline sync usually need the most care, since users expect their history to stay intact even when the connection drops mid-session. iOS and Android release cadence also matters — App Store review delays can stall hotfixes without proper release branching. What's the current architecture, and is the first task a known bug or a new feature?
$750 USD in 12 days
6.2
6.2

Hi there, We understand you're looking for ongoing development support for your health mobile application, involving an existing app with continued support, improvements, bug fixes, and feature development using Flutter, Node.js, and React.js. With our expertise in Flutter, iOS, and Android development, as well as experience with Node.js and React.js, Webbook Studio is well-equipped to handle your project needs. We've previously worked on similar projects, such as a music voting mobile app using React Native and a furniture store mobile shopping app using Flutter. What is your current timeline for starting the development support, and are there any specific features or improvements you're prioritizing for the initial phase? Feel free to message us to discuss the details! — Webbook Studio
$800 USD in 20 days
6.1
6.1

Hello, Your project “Flutter Health App Development Support” is a great fit for our expertise in Flutter, Node.js, React.js, and healthcare application development. At Doomshell Software Pvt. Ltd., with 20+ years of experience, we specialize in maintaining, enhancing, and scaling existing mobile applications while ensuring stability, security, and performance. We can help with: ✔ Ongoing Flutter app maintenance and support ✔ Bug fixing and performance optimization ✔ New feature development and enhancements ✔ Android and iOS application support ✔ Node.js backend development and API integration ✔ React.js web/admin panel improvements We’re experienced with: ✔ Flutter cross-platform development ✔ Healthcare and data-driven applications ✔ REST APIs and backend architecture ✔ React.js dashboards and admin portals ✔ Long-term product maintenance and scaling Deliverables: ✔ Continuous app support and updates ✔ Bug resolution and performance improvements ✔ Feature enhancements and integrations ✔ Backend and admin panel support ✔ Well-documented, maintainable code Quick questions: 1. What are the highest-priority features or improvements currently planned for the application? 2. Do you use an existing project management and deployment workflow (GitHub, Jira, CI/CD) that the development team should follow? Regards
$1,125 USD in 7 days
6.3
6.3

Hi There!!! ★★★★ ( Ongoing support for cross-platform health app maintenance & improvements ) ★★★★ Project understanding: I understand you need ongoing development support for an existing health mobile application, including bug fixing, improvements and new feature development. The app is built with Flutter for iOS & Android, with Node.js backend and React.js admin panel work. Services: ⚜ Flutter mobile app development (iOS & Android) ⚜ Bug fixing and performance optimisation ⚜ Node.js backend support & API integration ⚜ React.js admin panel updates and improvements ⚜ UI/UX fixes and small enhancements ⚜ App deployment and store maintenance ⚜ Long-term support and code maintenance I have worked on similar cross platform apps where I handled Flutter mobile apps with backend APIs and admin dashboards. I realy enjoy fixing issues, improving app flow and making apps more stable for users. Approach: I will first check existing codebase, understand architecture, fix critical bugs then gradually improve features using clean and scalable coding practice with proper testing. Let’s connect and discuss details, I am ready to start soon. Warm Regards, Farhin B.
$756 USD in 10 days
6.6
6.6

Hi there, I'm excited to support your health app with ongoing maintenance, bug fixes, and new features. I have solid experience with similar projects and can align quickly with your health domain, including Android, Mobile Development, and PhoneGap work. I'll implement a stable, testable workflow across the mobile stack and coordinate backend work with Node.js to keep iOS and Android in sync. Next steps: I can start immediately and deliver in short sprints with clear milestones. Thanks,
$1,250 USD in 15 days
6.0
6.0

Hi there, I have 6+ years expereince in iOS and Android app development in Flutter. I have 8+ years experience in Node.js for backend support and React.js for web/admin-related tasks. I will provide the ongoing development support for your health mobile application, including bug fixes, feature development, and improvements as needed. With a strong technical background and a focus on delivering high-quality solutions, I am well-equipped to contribute to the success of this project. I have a proven track record of collaborating effectively with teams and ensuring timely delivery of tasks. I am excited about the opportunity to work on this project and contribute to its continued success. Thank you for considering my proposal.
$750 USD in 60 days
5.9
5.9

Stockholm, Sweden
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Member since Dec 14, 2011
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