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I have a production Flutter web app that needs a solid pass of debugging and refinement. Three categories of problems are currently blocking smooth usage: • UI/UX issues – mis-aligned elements, inconsistent theming and interactions that don’t feel native in the browser. • Performance issues – noticeable jank when the first dashboard loads, slow transitions between routes and heavy CPU usage on form pages. • Functional errors – actions occasionally fail, state is sometimes lost after navigation and a few buttons do nothing on click. The pain points show up most in the login & registration flow, the main navigation/menu drawer, several forms and, overall, the app’s general runtime performance. What I need from you 1. Diagnose the root causes across those areas. 2. Implement clean, test-covered fixes. 3. Hand back a stable web build plus concise release notes summarising changes. Tech notes • The codebase is 100 % Flutter with null-safety enabled and uses Provider for state management. • Source is in a private Git repo; you’ll work on a feature branch and open a pull request when ready. • I will run Lighthouse and simple integration tests to confirm that page load, FPS and memory have improved and that the critical flows work end-to-end. If you have recent experience squeezing maximum performance out of Flutter Web, tightening up UI interactions and squashing navigation-related bugs, let’s get this shipped.
Projektin tunnus (ID): 40360188
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THIS IS NOT AUTO BID, PLEASE REVIEW IT IN DETAIL Hi, I’m excited about your project Flutter Bug Fixing & Optimization, and the opportunity to bring it to life with a professional and results-driven approach. With extensive experience in Web Development, Software Testing, JavaScript, PHP, Flutter, CSS, HTML and Debugging, I focus on creating solutions that are visually appealing, highly functional, and optimized for real-world results. My approach is simple but effective: I prioritize quality, efficiency, and user experience. I start by understanding your goals, then craft a solution that is intuitive, performance-focused, and aligned with your vision. With hands-on experience in similar work, I focus on delivering results that not only function smoothly but also improve usability, build trust, and ultimately drive better engagement and conversions for your project. I’d love to hear more about your preferences or key features you want to prioritize so I can tailor the solution exactly to your needs. Regards, Ammar Malik
$30 USD 2 päivässä
0,0
0,0
230 freelancerit tarjoavat keskimäärin $137 USD tätä projektia

I have extensive experience in Flutter web development and am confident in my ability to diagnose and fix the UI/UX, performance, and functional issues in your production app. I will work diligently to implement clean, test-covered fixes and provide you with a stable build along with concise release notes. I understand your requirements and am eager to start working on optimizing your app. Let's discuss the project scope further so we can adjust the budget accordingly. Please review my profile for my 15 years of experience and let's kick off this project together.
$140 USD 7 päivässä
8,5
8,5

Hello there, I will diagnose and fix your Flutter web app across all three areas — UI alignment and theming, route transition jank, and the broken state/navigation bugs. For the dashboard load performance, I will profile with DevTools to identify unnecessary rebuilds and add `const` constructors, `RepaintBoundary` widgets, and lazy-loaded routes — these typically cut first-paint time significantly on Flutter Web. Each fix will include unit or widget tests. Questions: 1) Which Provider pattern are you using — `ChangeNotifier` or `Riverpod`-style? 2) Are the dead-click buttons tied to async operations that might be silently failing? Ready to start whenever you are. Kamran
$90 USD 5 päivässä
8,3
8,3

Hi there, I’ve read your Flutter Web production app and I’m confident I can deliver a solid debugging pass, performance refinements, and a clean, test-covered set of fixes. With a strong track record squeezing Flutter Web performance, tightening UI interactions, and stabilizing navigation, I’ll diagnose root causes in login/registration, the navigation/drawer, and forms, then implement robust fixes backed by tests. What you’ll get: a stable web build, concise release notes, and a clear PR on a feature branch. I’ll use your existing Provider state management and null safety, ensure changes are well-tested with unit/widget tests and end-to-end checks, and deliver a Lighthouse-friendly build with improved FPS, reduced CPU load, and no regressions in critical flows. I’ve shared an initial estimate based on your description, and once we go over a few technical or functional details, I’ll confirm the exact cost and delivery schedule. What is the current score you’ve observed in Lighthouse on the login flow, and are there specific user journeys that must be prioritized for the initial pass? Looking forward to your reply so we can finalize the exact plan. Best regards, Asad
$75 USD 3 päivässä
8,1
8,1

Hello I have thoroughly reviewed your project description and am confident in my ability to assist you in completing it successfully. I believe it would be highly beneficial to delve deeper into the specifics of the job to determine the most effective way forward. I am open to scheduling an interview at your convenience, and I genuinely appreciate the chance to collaborate with you on this project. Your response is eagerly anticipated, and I'm excited about the prospect of working together. Thank you for considering my proposal. Looking forward to your prompt reply! Best regards Rekha!!!
$250 USD 7 päivässä
7,8
7,8

Hi, I can diagnose and fix your UI misalignment, navigation/state loss issues, and performance jank across login, dashboard, and form flows. I’ve optimized Flutter apps by reducing rebuilds, fixing routing issues, and improving load speed and interaction smoothness. Approach Audit codebase → fix state/navigation issues → optimize render performance → improve UI consistency → validate with Lighthouse + DevTools → deliver tested PR with release notes. Why me Focused on production Flutter Web stability, performance tuning, and clean bug resolution with measurable improvements.
$140 USD 7 päivässä
7,9
7,9

Hi, I have over 5+ years of experience in both frontend and backend development. I will do the specified tasks. Key Areas of Expertise: a) Full-Stack Development: Proficient in both frontend and backend technologies Frontend: Next, Js, ReactJS, Bootstrap, JavaScript, jQuery Backend: Laravel, CodeIgniter, Node.js b) API Integration: Experienced in integrating and working with APIs to enhance application functionality. c) Microservices: Skilled in developing and integrating microservices for scalable and efficient solutions. d) Database Management: Competent in managing databases with Postgresql, MySQL, MongoDB, and Oracle. d) Server Handling: Adept at handling server environments such as AWS, Google Cloud, VPS, Apache, and Nginx. Let’s discuss how I can help achieve your project goals and add value.
$70 USD 2 päivässä
7,5
7,5

Hello, Let me refine your Flutter web app. I will diagnose and fix UI/UX, performance, and functional errors for a smoother user experience. My approach involves thorough debugging across login, navigation, forms, and overall runtime. I will implement robust, tested solutions to ensure stability and optimal performance. Could you confirm if there are any specific browser compatibility concerns? I look forward to helping you ship a stable build. Regards, Muhammad Azeem
$180 USD 7 päivässä
7,3
7,3

Hi, ➡️ After reading your project description, I understand you need a seasoned Flutter developer to tackle bug fixing and optimize your web app. My expertise in Flutter, especially with performance enhancements and UI/UX refinements, aligns perfectly with your needs. ⏺️ With over 10 years of experience in mobile and web development, I specialize in diagnosing and resolving issues related to Flutter applications. I can effectively address UI misalignments, enhance performance to eliminate jank, and fix functional errors to ensure smooth navigations and operations. My approach includes thorough testing and detailed documentation to facilitate stable releases. Regards, Aftab Ahmad Full Stack Developer (12 Years of Experience)
$150 USD 6 päivässä
7,3
7,3

Hi. As Flutter Expert, I am very interested in your project. I am very familiar with Flutter. I have mobile and backend skills with 8+ years. I wish to work for you. Thanks for attention.
$50 USD 1 päivässä
7,3
7,3

Hello Experienced Flutter developer here. I specialize in diagnosing and resolving issues within production Flutter web apps and implementing crucial optimizations. I'm ready to swiftly fix your bugs and enhance performance, ensuring your application runs reliably and smoothly. Let's discuss your specific challenges to get your app stable and efficient. Giáp Văn Hưng
$250 USD 7 päivässä
6,7
6,7

Greetings, I see you're looking for someone to dive into your Flutter web app to address various UI/UX, performance, and functional issues. My approach would be to first thoroughly analyze the existing codebase to pinpoint the root causes of the problems you're facing—like those misaligned elements and slow transitions. Once I identify the issues, I’d implement clean, test-covered fixes that enhance the user experience and improve performance. I’m experienced with Flutter and have a solid understanding of state management using Provider, so I know how to tackle navigation-related bugs effectively. After resolving the issues, I’ll provide you with a stable build and detailed release notes summarizing all changes. I'm excited to help get your app running smoothly. Best regards, Saba Ehsan
$200 USD 3 päivässä
6,8
6,8

Hi I have strong hands-on experience debugging production Flutter web applications, especially around Provider-based state issues, UI inconsistencies, navigation bugs, and runtime performance bottlenecks. The main technical challenge here is that these problems are usually connected—state loss after navigation, failed actions, janky route transitions, and heavy form rendering often come from widget rebuild patterns, weak state persistence, and inefficient web-specific rendering flows. I can help by tracing the root causes in the login flow, menu drawer, forms, and dashboard, then applying clean fixes with proper test coverage and PR-ready changes on a feature branch. My focus would be on stabilizing navigation/state behavior, improving interaction consistency, reducing unnecessary rebuilds, and optimizing the initial dashboard load and route performance. I’ve worked with Flutter web builds that required production-level refinement, including Provider cleanup, async action fixes, responsive UI correction, browser-friendly interaction tuning, and performance optimization under real usage conditions. I also keep the handoff clean with structured release notes, maintainable code updates, and fixes that are easy to review in Git. The goal is not just to patch symptoms, but to make the web app feel stable, responsive, and polished across the critical flows you listed. Thanks, Hercules
$140 USD 7 päivässä
6,5
6,5

Hi there, I have read your project requirement. You need a deep debugging and optimization pass on your Flutter Web app to fix UI/UX inconsistencies, improve performance (load time, transitions, CPU usage), and resolve functional/state issues across login, navigation, forms, and overall runtime. We can analyse your codebase, identify root causes (state management, widget rebuilds, routing, heavy renders), implement optimised fixes with clean architecture, improve UI consistency, and deliver a stable, performance-optimised build with clear release notes. Before proceeding, I have a few questions: ==================================== Which Flutter version and web renderer (HTML/CanvasKit) are you using? Do you have performance benchmarks (Lighthouse/FPS) to compare improvements? Are you open to refactoring Provider usage if needed for stability? What is your expected timeline for this fix cycle? Best Regards, Srashtasoft Team
$190 USD 7 päivässä
6,4
6,4

I will diagnose and fix UI, performance, and functional issues in your Flutter web app, improving load speed, fixing broken interactions, and stabilizing navigation and state management. I will deliver a clean, tested build with clear release notes via a pull request. Best Regards, Muhammad
$30 USD 1 päivässä
6,2
6,2

With your Flutter web app clearly in need of a serious debugging and refinement, I'm confident my years of experience developing high-performing, scalable websites and mobile apps make me the best candidate possible for this project. Your identified issues - from UI/UX to functional errors to performance concerns - all fall within my wheelhouse. What's more, I understand the importance of delivering a stable build with comprehensive release notes; something you can trust me to deliver. Speaking specifically to your tech stack, I am well-versed in Flutter with null-safety enabled, and significantly experienced in working with Provider for state management. My wide-ranging grasp of various other web development languages and frameworks like CSS, HTML, and PHP is an additional advantage that extends assurance on the comprehensiveness of my debugging and optimization work. Clients choose Web Crest for our proven ability to not just build performant applications but also because we form lasting technology partnerships earning positive feedback through clear communication, efficient workflows and admirable technical solutions. Let’s leverage this proficiency to improve your app's general runtime performance; squashing bugs while optimizing UI animations & interactions as well as refining navigation issues seamlessly.
$200 USD 3 päivässä
6,4
6,4

Hi, I understand you need a focused debugging and optimization pass for a production Flutter web app, with priority on fixing unstable user flows, improving browser native feel, and reducing runtime performance issues. The main concerns appear to be state loss, broken actions, UI inconsistencies, and heavy rendering or rebuild costs in key areas like authentication, navigation, and forms. My approach is to first isolate root causes by reviewing Provider state flow, route handling, widget rebuild patterns, and async action handling. I would then implement targeted fixes for navigation persistence, nonresponsive buttons, and form reliability, while refining layout consistency and interaction behavior for web. On the performance side, I would reduce unnecessary rebuilds, optimize initial dashboard rendering, and address CPU heavy form logic to improve responsiveness and smoother transitions. Before delivery, I will test critical user flows end to end, verify state persistence after navigation, check UI consistency across screen sizes, and validate performance improvements with a stable web build and clear release notes. Best, Justin
$140 USD 7 päivässä
6,1
6,1

As a seasoned full-stack developer, I've cultivated an array of skills perfectly tailored to meet your needs for this project. With proficiency in CSS, Flutter, HTML, JavaScript, and PHP, I have the technical competence needed to tackle the UI/UX misalignments and inconsistencies riddling your app. Enrolling my familiarity with different web technologies such as Laravel, React, and even Figma-to-Code conversion, optimising your app's performance and resolving its functional errors will be an enjoyable feat for me. Additionally, my decade-long experience doesn't just lend itself to a conventionalist approach but also positions me as an adaptable problem solver. I understand that your frustrations lie not only in the technical setbacks but also in how these setbacks impair the user's experience. By employing my steadfast approach in diagnosing root causes and implementing clean fixes, I can guarantee you both bug-free code and an improved user journey. Lastly, I believe in personalized service and meticulousness at every stage of a project. This philosophy extends to my ability to furnish concise, well-organized release notes. When you receive the completed work on a stable web build from me (fully test-covered of course), you'll also receive clear documentation articulating the positive changes made. Together with conducting my own tests and collaborating closely with you during pull requests, I promise your flutter app will regain its stable efficiency it once possessed.
$100 USD 1 päivässä
6,3
6,3

Hi I will stabilize your production Flutter web app by diagnosing and resolving UI misalignments, state loss during navigation, and critical performance jank using Flutter DevTools and Provider optimization. My approach ensures a seamless, browser-native experience with a stable build, comprehensive release notes, and unit-tested bug fixes across authentication and dashboard flows. Tejal
$150 USD 5 päivässä
6,4
6,4

Hi! I can help you stabilize and optimize your Flutter web app by first diagnosing the root causes behind the UI misalignment, navigation/state issues, and performance jank in the login, dashboard, and form flows. I’ll focus on improving render performance, reducing unnecessary rebuilds in Provider, fixing state persistence across routes, and smoothing transitions to eliminate lag on initial dashboard load. Once the fixes are applied, I’ll run through the critical flows end-to-end, deliver a clean feature-branch PR with test coverage, and include concise release notes so you can clearly see what changed and why. Looking forward for your positive response in the chatbox. Best Regards, Arbaz M
$140 USD 3 päivässä
6,5
6,5

Hi There Flutter Web issues like these usually come from a mix of rebuild-heavy widget trees, weak state persistence, and browser-specific interaction gaps, so I’d start by tracing root causes before patching symptoms. I can audit the login flow, Provider state handling, route transitions, form performance, and inactive UI actions, then apply clean fixes with test coverage so the PR improves both stability and measurable runtime performance. My focus would be on reducing first-load jank, fixing navigation/state loss, tightening browser-native UX behavior, and handing back a stable web build with concise release notes for easy verification. Can you share whether the biggest slowdown is coming from initial data fetching, widget rebuilds, or large form/state listeners? best regards Waqas A.
$140 USD 7 päivässä
6,3
6,3

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