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I’m ready to move from concept to a working Railway Management System and need a Flutter specialist who can own the full cycle—analysis, design, and implementation—using an object-oriented approach. The app runs on Android, stores its data in Supabase, and serves two roles: regular passengers and admins. Passengers will log in, search trains between any two stations for a chosen date, view detailed schedules, choose seats, enter passenger details, pay, and receive confirmed tickets. Admins, after their own secure login, must be able to add, update, or delete train schedules and generate operational reports whenever needed. A crisp, modern look with intuitive navigation is crucial; I want users to feel they already know the app the first time they open it. Flutter’s Material 3 widgets, responsive layouts, and accessible color schemes should all be leveraged. Key deliverables • Complete Flutter source code, cleanly structured in feature-based folders and fully commented • Supabase schema, SQL scripts, Row Level Security policies, and seed data for sample trains and users • UML class and sequence diagrams (PDF or image) that show the object-oriented design choices • Brief setup guide plus a 2–3 minute screen-share video walking through the main flows (login, search, booking, admin schedule update, report export) • One-page release notes summarising known limitations and future improvement ideas I’ll provide quick feedback on early wireframes and API design, so we can keep iterations tight. If you’ve shipped at least one Flutter + Supabase production build with a polished GUI, I’d love to see it when you bid.
ID do Projeto: 40016593
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119 freelancers estão ofertando em média $285 USD for esse trabalho

I am confident that my skills in PHP, Mobile App Development, Android, SQL, and Software Architecture are a perfect match for the Flutter Railway Management App project. I am eager to discuss the full scope of the project with you and adjust the budget accordingly. My priority is to deliver high-quality work within your budget constraints. Please go through my profile with 15 years of experience to see the quality of work I have delivered over the years. Your satisfaction is my top priority, and I am ready to start working on the project immediately to demonstrate my commitment. Looking forward to hearing from you.
$175 USD em 7 dias
8,7
8,7

Hello, I will build your Flutter railway management app with a clean layout that makes every task easy to understand. I will set up smooth screens for schedules, ticket details, routes, staff actions, and any admin options you need. The app will use clear navigation, fast loading lists, and simple forms so users can work without confusion. I will connect the backend logic, handle data updates in real time, and make sure the app runs well on both Android and iOS. I will also test all screens on different devices, fix edge cases, and optimize performance so the app stays stable even with large data sets. Let me know your timeline and any questions you have. Regards, Kamran.
$135 USD em 7 dias
8,4
8,4

I HAVE BUILT SIMILAR FLUTTER + SUPABASE TRAVEL & TICKETING APPS — READY TO DELIVER A FULL-FEATURED RAILWAY MANAGEMENT SYSTEM WITH CLEAN UI AND ROBUST BACKEND. Hi, I can develop your Flutter-based Railway Management System covering the full cycle: analysis, object-oriented design, and implementation for Android with Supabase backend. The app will serve Passengers and Admins with intuitive navigation and a modern Material 3 UI. Core Features: Passenger: login, search trains, view schedules, choose seats, enter details, pay, and receive tickets. Admin: secure login, CRUD on train schedules, generate operational reports. Responsive design with accessible colors and Material 3 widgets. Feature-based folder structure, fully commented Flutter source code. Supabase setup: schema, RLS policies, seed data. UML class & sequence diagrams illustrating object-oriented choices. Brief setup guide + 2–3 min walkthrough video of key flows. One-page release notes with limitations & future improvements. Included: ✔ Full source code and database scripts ✔ 2 years of free ongoing support post-launch ✔ Guidance for deployment and Supabase integration I’m ready to start immediately and can iterate quickly with your feedback on wireframes and API design.
$140 USD em 7 dias
8,3
8,3

Hello Sama B., We went through your project description and it seems like our team is a great fit for this job. We are an expert team which have many years of experience on PHP, Mobile App Development, Android, SQL, Software Architecture, Flutter, Database Design, API Development Lets connect in chat so that We discuss further. Regards
$140 USD em 7 dias
6,9
6,9

Hello, I have 5+ years of experience in PHP, Android development, and Flutter, and I’ve delivered several production-level apps with clean UI/UX and structured architecture. I can handle your full Railway Management System workflow—from analysis and UML design to Flutter implementation with Supabase backend integration. I’m comfortable building secure logins, seat booking flows, admin dashboards, and responsive Material 3 interfaces. I will provide clean, well-commented code, Supabase schema + RLS policies, setup docs, and a short walkthrough video. I’m ready to share past Flutter + Supabase work and start collaborating on your wireframes right away. Best, Bhargav Android Developer
$140 USD em 7 dias
7,0
7,0

Hi! I’ve delivered multiple end-to-end systems in Flutter with Supabase—including apps with role-based access, complex booking flows, payment integration, and clean, scalable architectures, so your Railway Management System aligns perfectly with my expertise. I can handle the full cycle: requirement analysis, OO-based architecture, UI/UX planning, development, testing, and deployment. The passenger and admin workflows you’ve outlined are already familiar patterns to me, including real-time schedules, seat selection, secure authentication, and admin-side CRUD with reporting. Deliverables will include fully commented source code, Supabase schema + RLS policies, UML class & sequence diagrams, seed data, release notes, and a short walkthrough video. Portfolio: https://www.freelancer.com/u/sgrocean37 Regards, Sagar
$250 USD em 7 dias
7,2
7,2

Dear Client, As the lead developer and project manager at the renowned WellSpring Infotech, I am confident in our ability to bring your vision of a Flutter Railway Management App to life. With over a decade's worth of experience building B2B and B2C software products spaning various industries, we have the technical proficiency to navigate the entire project lifecycle - from analysis and design, through to implementation. Our team has already successfully integrated Flutter and Supabase in previous projects, resulting in polished, user-friendly apps that met client needs perfectly. I can assure you that we will produce a clean, structured Flutter source code with significantly commented feature-based folders. The UML class and sequence diagrams we provide will transparently depict our object-oriented design choices. In selecting us, you're opting for an agency focused on results that seamlessly merge innovation with quality, scalability and security. Our comprehensive project management approach ensures strict adherence throughout the life cycle of your project; providing peace of mind while transforming your app dream into a tangible solution. Let's not just accelerate the growth of your Railway Management System app but solidify its place as an industry pacesetter!!! Thank you!!!
$250 USD em 7 dias
7,7
7,7

Hello there Hope you are doing well as you are looking for a "Build a RAILWAY MANAGEMENT APPLICATION " so will make the same as you want , I have already develop and Design the so many Application , - I will use latest technology to develop your Application - I will share daily update with you - I Will deliver your project within timeline - After project completion will share complete source code - I will provide 1 year support our develop work - I have 10+ year experience in Web & App development - I will make the 100% responsive design , fast loading , SEO friendly and all - I will provide you super admin panel there you can manage the whole thing Please initiate the chat so will discuss together and all Thanks & Regards Dheeraj K.
$150 USD em 7 dias
7,3
7,3

Hello! I’m reaching out from Smart Sols, a software company in Egypt with 9+ years of full-stack development experience. We specialize in mobile app development using Flutter, making us confident in delivering a robust and user-friendly Railway Management System tailored to your needs. We understand moving from concept to a working system requires clear planning, seamless UI/UX, and reliable backend integration. With expertise in Flutter for cross-platform solutions and UI/UX design via Figma, we can ensure your app performs smoothly and looks great. We’d be happy to collaborate closely to bring your vision to life efficiently and effectively within your budget. Looking forward to discussing your project in more detail and starting right away!
$250 USD em 30 dias
6,9
6,9

Hello Sama, I understand you are looking for a Flutter specialist to develop a Railway Management System app for Android users, utilizing Supabase for data storage. With expertise in PHP, Mobile App Development, Android, Flutter, and SQL, I am well-equipped to handle the full cycle of analysis, design, and implementation in an object-oriented manner. I will ensure effective communication throughout the project to deliver a crisp, modern app with intuitive navigation that meets your requirements. You can view my portfolio https://www.freelancer.com/u/Curveballsol to see examples of my previous work in this field. Best regards, Curveball Solutions
$120 USD em 6 dias
6,3
6,3

As an experienced and enthusiastic Flutter developer, I am confident that I have the skills and expertise to meet your Railway Management System's requirements. While my primary focus has been WordPress, my versatile skillset has allowed me familiarity with API development and mobile app development using Flutter, along with fluency in PHP, which will be valuable for integrating your Supabase database. Over the last decade, my team and I have accomplished numerous projects across a variety of industries, enabling us to acquire in-depth knowledge of various design and development approaches. Our proficiency in creating clean code structures in a feature-based folder system, fully commented for ease of understanding and maintenance aligns well with your expectations. Communication is essential to keep iterations tight, and I assure you of constant updates, early wireframes, taking quick feedbacks to make the necessary changes, and delivering an intuitive UI that users resonate with from the very first use. Let's revolutionize the railway management experience together!
$150 USD em 7 dias
6,2
6,2

Hi Sama B.. I am very excited with your project because I have completed similar project recently. The skills required for your project are my main specialty.(Flutter, Android, API Development, Mobile App Development, PHP, Database Design, SQL and Software Architecture) I can handle this perfectly and have abundent experiences. Please confirm that I am one of the best fits for you and drop me a message for further discussion. Thanks and Best Regards.
$200 USD em 3 dias
5,8
5,8

Hi There!!! ⚜⭐⭐⭐⭐⚜(( A clean Flutter plus Supabase railway system with intuitive passenger and admin flows ))⚜⭐⭐⭐⭐⚜ This project stands out because it blends real world ticketing logic with a polished, modern Flutter interface and a strong Supabase backend. You are looking for a specialist who can take the concept, shape it with an object oriented structure and deliver a system that feels familiar from the first tap. I have worked on feature based Flutter architectures and Supabase powered apps where clarity, scalability and smooth navigation mattered as much as the core functionality. My approach would be to design clear models, service layers and responsive Material 3 screens, then map them to a secure Supabase schema with proper row level security. Most important features: • Train search, seat selection and full booking flow • Admin schedule management with real time Supabase data • Clean UML supported architecture for maintainable expansion Happy to walk through an approach that keeps both roles simple and reliable. Warm Regards, Farhin B.
$110 USD em 11 dias
6,4
6,4

Hello Dear! I write to introduce myself. I'm Engineer Toriqul Islam. I was born and grew up in Bangladesh. I speak and write in English like native people. I am a B.S.C. Engineer of Computer Science & Engineering. I completed my graduation from Rajshahi University of Engineering & Technology ( RUET). I love to work on Web Design & Development project. Web Design & development: I am a full-stack web developer with more than 10 years of experience. My design Approach is Always Modern and simple, which attracts people towards it. I have built websites for a wide variety of industries. I have worked with a lot of companies and built astonishing websites. All Clients have good reviews about me. Client Satisfaction is my first Priority. Technologies We Use: Custom Websites Development Using ======>Full Stack Development. 1. HTML5 2. CSS3 3. Bootstrap4 4. jQuery 5. JavaScript 6. Angular JS 7. React JS 8. Node JS 9. WordPress 10. PHP 11. Ruby on Rails 12. MYSQL 13. Laravel 14. .Net 15. CodeIgniter 16. React Native 17. SQL / MySQL 18. Mobile app development 19. Python 20. MongoDB What you'll get? • Fully Responsive Website on All Devices • Reusable Components • Quick response • Clean, tested and documented code • Completely met deadlines and requirements • Clear communication You are cordially welcome to discuss your project. Thank You! Best Regards, Toriqul Islam
$140 USD em 7 dias
5,9
5,9

Hi there, A common pitfall in Flutter apps utilizing Supabase is weak Row Level Security (RLS) implementation or messy state management, which often compromises admin security and creates a sluggish booking experience for passengers. We will eliminate these risks by strictly adhering to Object-Oriented Design principles and implementing a clean, scalable architecture with robust RLS policies, ensuring a responsive and secure Railway Management System from day one. Here are two quick questions to clarify the scope: Which payment gateway do you intend to use for ticket purchases, or should we implement a mock payment flow for the initial deliverable? Do you have a specific list of reporting metrics required for the admin dashboard, or should we propose standard operational KPIs? We have successfully shipped numerous production-grade Flutter applications with Supabase backends, expertly handling complex role-based access and real-time data. Feel free to check our portfolio, or I can send you specific samples of similar booking systems in chat. As a company policy, we also provide 30 days of post-delivery support to ensure everything runs smoothly. Let’s discuss your project today!
$150 USD em 7 dias
5,5
5,5

Hi, I hope you are doing well! After carefully reviewing the details of your project, I would like to offer my services to deliver the expected results. I am confident that you will not be disappointed as I am experienced, creative, and efficient in completing tasks. With an impeccable record, all of our clients enjoy working with me, and I am certain that you will too. I have expertise in various technologies such as PHP, Laravel, CI, Cake PHP, ZEND, JavaScript, Node, React, Angular, Next, Bootstrap, jQuery, HTML, and CSS. Additionally, I am skilled in mobile development (Android, iOS) and REST API integration. Furthermore, I have experience working with databases like MySQL, NoSQL, and Mongo. Lastly, I am proficient in various content management systems including WordPress, Wix, OpenCart, Shopify, Magento, Joomla, Drupal, and PrestaShop. With Regards! Manpreet Kaur
$250 USD em 7 dias
6,0
6,0

Hello! As per your project post you are looking to build a Flutter Railway Management App that enables passengers to search trains, book seats, and receive confirmed tickets, while admins can manage schedules and generate operational reports. The goal is to deliver a modern, intuitive, and fully functional mobile application with a clean, object-oriented architecture and seamless Supabase integration. My focus will be on delivering a complete Flutter solution featuring passenger login, train search between stations with date selection, seat selection, passenger details entry, secure payment handling, ticket confirmation, admin login, schedule management (add/update/delete), report generation, responsive Material 3 UI, accessible color schemes, and feature-based, maintainable folder structure. The solution will ensure Supabase database integration with schema, SQL scripts, RLS policies, seed data, and full object-oriented design documentation including UML class and sequence diagrams. I specialize in Flutter mobile applications with cloud-backed databases, object-oriented architecture, clean code, and intuitive UX. My focus will be on creating a reliable, scalable railway management system that feels familiar to users from the first use and is easy for admins to operate. Let us connect to discuss database schema details, payment integration options, admin report requirements, and any preferred UI styling or branding. Best regards Nikita Gupta.
$300 USD em 15 dias
5,7
5,7

As a seasoned full-stack developer with an extensive background in mobile app development, I’m confident that my skills and experience align perfectly with your project requirements. I have a wealth of practical experience in creating applications for both iOS and Android using various frameworks like Flutter, React Native, Kotlin, Swift and Supabase just to mention a few. My proficiency in Flutter and Supabase will be particularly advantageous in building a robust Railway Management System that adheres to an object-oriented approach. With over five years of delivering scalable applications on time without compromising quality, you can trust that I will complete your project to the highest standards. My past projects include creating clean-structured codes, fully commented, using an object-oriented approach with highly polished design GUI. These are core requirements for your Railway Management System which I can guarantee not only to meet but also exceed your expectations.
$140 USD em 7 dias
6,2
6,2

Hi, I can develop your full-featured Railway Management System in Flutter with Supabase, delivering a polished, user-friendly passenger and admin experience, clean object-oriented code, and complete documentation for smooth deployment. Can we discuss on chat. Regards Abhishek
$250 USD em 7 dias
5,8
5,8

Hello, I am an expert with 15+ years of experience in the technical world, delivering simple to complex websites, e-commerce platforms, membership systems, and custom portals. I ensure clear communication, continued support after delivery, and 100% client satisfaction. I specialize in Mobile App Development, creating fast, user-friendly, and feature-rich apps for both Android and iOS. My focus is on modern UI/UX, API integration, real-time features, and cross-platform compatibility, ensuring your app is scalable and future-ready. If you are looking for a dedicated Mobile App Developer who delivers quality, innovation, and timely results, I’d be happy to bring your project to life. Best regards,
$100 USD em 7 dias
5,1
5,1

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