
Avoin
Julkaistu
•
Päättyy 1 päivän päästä
Maksettu toimituksen yhteydessä
I am building a full-scale accounting platform for shops and mid-sized companies and I want it engineered for longevity as well as everyday usability. The system must sit on a clean MVC architecture, so each layer can be swapped or extended without rewriting the whole stack. Core scope • Front-end: Flutter (mobile + web) with a slick, modern UI. • Back-end: ASP.NET (C#) REST APIs. • Database: SQL Server, structured for easy migration and future reporting needs. Essential features to ship in the first release • Invoicing and billing that handles VAT, discounts, returns, and printable PDF docs. • Expense tracking with category tagging and attachment upload. • Financial reporting (P&L, balance sheet, cash-flow) in both Arabic and English. • إدارة عدة فروع – multi-branch support with consolidated as well as per-branch ledgers. • MaltyERP integration layer so data can sync to, or import from, external ERP modules. User hierarchy Administrator, Accountant, and Manager roles, each with granular permissions exposed through middleware and Flutter guards. Code expectations • MVC for controllers, services, repositories. • Clean dependency injection and repository pattern for maximum testability. • Commented code and README that explains the build pipeline, environment variables, and how to spin up dev containers. Acceptance criteria 1. All listed features reachable through Flutter screens with <2 s average response time on a modest VPS. 2. Swagger documentation auto-generated for every endpoint. 3. CI pipeline (GitHub Actions or Azure DevOps) that runs unit tests and publishes Docker images on tag. 4. SQL scripts (or EF Core migrations) included so the schema can be recreated from scratch. If you have proven experience delivering Flutter front ends that talk to ASP.NET/SQL Server back ends—and can demonstrate clean, modular code—I’d like to review your approach and timeline.
Projektin tunnus (ID): 40418870
159 ehdotukset
Avoinna tarjouksille
Etäprojekti
Aktiivinen päivä sitten
Aseta budjettisi ja aikataulu
Saa maksu työstäsi
Kuvaile ehdotustasi
Rekisteröinti ja töihin tarjoaminen on ilmaista
159 freelancerit tarjoavat keskimäärin $1 315 USD tätä projektia

Hi there, Jas this side from Logictrix and I am ready to work on your app with my team and with a promise for long term support in fairly low cost. Please just give me your few minutes for the chat so that we can discuss all the important points about project as well as we can clarify any queries from both side to go ahead further for final agreement. We are expert in AI development and we used many AI platforms like openAI, Freepik, Antigravity, Cursor etc for App development and other AI work! We have developed around 400+ Android and iOS apps using Native and Flutter SDK in the past 15 years, Many apps are Live in Google play and App store. We will share our detailed portfolio over the Chat once we connect. Below is our approach for project development process: 1. Understanding Requirements: We prioritize gaining a deep understanding of your project goals and needs. 2. Design & Development: Our skilled team uses cutting-edge technology to design and develop apps that meet your specifications. 3. Testing & Feedback: Rigorous testing ensures a flawless user experience, and we welcome your feedback at every stage. 4. Delivery & Support: We ensure smooth delivery and offer ongoing support for continuous improvement and success. Looking forward to your reply... Thanks and Regards Jas
$1 200 USD 25 päivässä
8,6
8,6

With over a decade of experience in full-stack architecture and high-scale systems, I understand your goal of building a robust accounting management system for shops and mid-sized companies, engineered for longevity and everyday usability. My background in handling high-complexity systems, such as serving over 1 million users and working with high-security FinTech applications, directly applies to the challenges of your project. For strategic insight, I would recommend implementing a clean MVC architecture to ensure each layer can be easily swapped or extended without rewriting the entire stack, thus ensuring scalability and maintainability. In a similar project, I successfully built and scaled Telegram Mini Apps serving over 1 million users, showcasing my ability to handle complex systems effectively. I encourage you to reach out to discuss your project roadmap further and how we can work together to bring your vision to life.
$1 200 USD 20 päivässä
7,6
7,6

Hi, This is Elias from Miami. I have gone through your project description and understand you’re looking to build a full-scale accounting platform for shops and mid-sized companies. This sounds like an exciting opportunity to create a comprehensive solution tailored to your clients' needs. With over 10 years of experience in .NET and Flutter development, I've successfully delivered similar projects that focus on robust database management and seamless user experiences. I believe my background aligns well with your requirements. To approach this project, I would first outline the core features needed for the accounting system, followed by designing the database structure. Next, I’d develop the REST API to ensure smooth communication between the frontend and backend, using ASP.NET for the server-side logic. Throughout the process, I’ll prioritize scalability and security to support future growth. I have a few questions to get a better understanding: Q1 – What specific user roles do you envision for this accounting platform? Q2 – Are there any existing systems you need to integrate with? Q3 – What payment gateways do you plan to implement for transactions? Looking forward to hearing from you.
$1 200 USD 6 päivässä
7,4
7,4

Hi there To build a scalable accounting system with Flutter and ASP.NET, the most critical part is structuring financial data so reports like P&L and cash flow remain accurate across branches and over time. I’ll approach this by designing a clean domain model with ledgers, transactions, and branch isolation, then exposing it through well-structured REST APIs with dependency injection and repository patterns. This means I understand how invoices, expenses, and returns flow into financial reports, while ensuring VAT, multi-branch consolidation, and role-based access behave correctly. My process is simple: first define the accounting data model and API contracts. Then build backend services and Flutter interfaces. Finally, implement reporting, ERP sync, CI/CD, and validate performance and accuracy. Final timeline and budget will be defined precisely once the full scope and requirements are confirmed. If this aligns with you, let’s discuss in detail via private chat.
$1 125 USD 7 päivässä
6,9
6,9

Hi, I’m experienced in Flutter + ASP.NET (C#) with SQL Server and can build your accounting platform using clean MVC architecture, DI, and repository pattern. I’ll develop invoicing, expenses, reports, multi-branch, and ERP integration with scalable APIs and modern UI. I ensure Swagger docs, CI/CD, and optimized performance. I can start immediately and deliver a clean, production-ready system.
$1 125 USD 7 päivässä
7,0
7,0

Hi Abdaljbar, Last week I delivered a very similar Flutter + ASP.NET/SQL accounting system with clean MVC and CI, so I’m confident I can handle this really well. My Questions. - Authentication: do you prefer JWT with refresh tokens or Azure AD/OIDC SSO, and should we enforce 2FA/password rules? - MaltyERP: can you share the API spec and define sync direction/schedule (push, pull, both) and conflict rules? My Suggestions. - Model true double‑entry accounting with a normalized ledger and branch dimension; use EF Core migrations + repository/unit‑of‑work for clean swaps and easy reporting. - Use Redis caching and background jobs (Hangfire) for PDFs/reports; keeps API under 2s and improves reliability. My Execution Plan. - Confirm scope, roles, VAT/discount/returns, Arabic/English + RTL details. - Design domain and SQL Server schema for multi‑branch and consolidated ledgers. - Set up ASP.NET MVC layers (controllers/services/repositories), DI, EF Core, Swagger. - Build REST endpoints; add policy‑based auth and role permissions middleware. - Implement Flutter (web+mobile) with BLoC, route guards, i18n, modern UI. - Ship invoicing, returns, VAT, PDF; expenses with tags and attachments. - Build P&L, balance, cash‑flow; filters and exports (AR/EN). - Add MaltyERP sync layer with retry, mapping, and audit logs. - Optimize: indexes, pagination, async I/O, caching; target <2s on modest VPS
$1 500 USD 16 päivässä
6,8
6,8

Hello, I understand you need a long-lasting, scalable Flutter front end talking to ASP.NET REST APIs with a SQL Server backend, all in a clean MVC setup that allows future swaps and easy reporting in both Arabic and English. My approach is to build a modular Flutter app (mobile + web) backed by ASP.NET Core services, using a repository pattern and DI to keep controllers lean and testable. EF Core migrations and SQL scripts will ensure the schema is recreateable, while Swagger will auto-document every endpoint. A multi-branch ledger with a consolidated view, plus a MaltyERP integration layer, will be implemented as services with clear contracts so you can plug in external modules without touching business logic. The project will ship invoicing with VAT, discounts, returns and PDFs, expense tagging with attachments, bilingual financial reports, role-based access, and a robust CI/CD pipeline that runs unit tests and produces Docker images on tag. What is the preferred hosting and environment for the initial MVP (cloud provider, region, and whether you want Azure DevOps or GitHub Actions for CI/CD)? Best regards, Shamshad
$1 500 USD 26 päivässä
6,6
6,6

Hi I can help build your full-scale accounting platform with a Flutter mobile/web frontend, ASP.NET C# REST APIs, SQL Server database, and clean MVC-based architecture. The main technical challenge is designing accounting logic for VAT, discounts, returns, multi-branch ledgers, bilingual reporting, and MaltyERP synchronization without creating a tightly coupled system. My approach would be to structure the backend with controllers, services, repositories, dependency injection, EF Core migrations, Swagger documentation, role-based middleware, and testable business modules. On the Flutter side, I can build modern screens with secure route guards for Administrator, Accountant, and Manager roles, while supporting Arabic and English UI flows. I can also implement invoice PDFs, expense attachments, financial reports, branch-level reporting, Docker setup, CI pipeline, and SQL schema recreation from scratch. The focus will be a scalable, maintainable accounting platform that performs well on a modest VPS and can grow into future ERP/reporting needs. Thanks, Hercules
$1 500 USD 7 päivässä
6,3
6,3

I WILL BE BUILDING SCALABLE, ENTERPRISE-GRADE ACCOUNTING PLATFORMS THAT LAST Hello, your vision for a clean, MVC-based, future-proof accounting system aligns perfectly with my 12+ years of experience in Flutter + ASP.NET architectures and financial systems. Approach: I’ll implement a modular MVC architecture with clear separation (Controllers → Services → Repositories), ensuring long-term scalability and easy extension (ERP, reporting, multi-branch logic). Tech Stack: Frontend: Flutter (mobile + web, bilingual UI EN/AR) Backend: ASP.NET Core Web API (C#) DB: SQL Server (normalized + reporting-ready schema) Auth: JWT + role-based middleware Core Features (MVP): Invoicing (VAT, discounts, returns, PDF export) Expense tracking (categories + attachments) Financial reports (P&L, Balance Sheet, Cash Flow – EN/AR Multi-branch accounting (consolidated + branch-level ledgers) MaltyERP integration-ready API layer Code Quality: Repository pattern + Dependency Injection Swagger auto-docs EF Core migrations + clean schema scripts CI/CD (GitHub Actions/Azure DevOps → test + Docker build) Performance Goal: <2s response via optimized queries, caching, and async APIs. Timeline: MVP: 6–8 weeks First usable build: 3–4 weeks Why me: Proven experience in finance systems, scalable backend design, and Flutter apps with clean UX and strong performance. Let’s connect to refine modules and kick off development.
$1 000 USD 10 päivässä
6,7
6,7

Hi there, I have read your project requirement. You need a scalable accounting platform using Flutter, ASP.NET APIs, and SQL Server with clean MVC architecture. We will build a modular system with invoicing, expense tracking, financial reports (Arabic & English), multi-branch support, and ERP integration. The solution will follow clean architecture with secure APIs, role-based access, and CI/CD setup. Questions: ========== Any reference platform or UI? ERP sync real-time or scheduled? Need custom role permissions? Multi-currency required later? Best Regards, Srashtasoft Team
$1 325 USD 12 päivässä
6,4
6,4

Hi, I can architect and build your accounting platform with a clean MVC structure, scalable backend, and a polished Flutter interface designed for long term growth and daily usability. I have experience building modular systems using ASP.NET with proper layering controllers, services, repositories and dependency injection, ensuring the codebase remains testable and easy to extend. On the frontend, I will develop a responsive Flutter app for mobile and web with a modern UI and efficient state management. The system will include invoicing with VAT and PDF generation, expense tracking with attachments, and financial reports including P and L, balance sheet, and cash flow in both Arabic and English. Multi branch support will be implemented with consolidated and per branch views, along with a flexible integration layer for MaltyERP. I will ensure performance under 2 seconds response time, full Swagger documentation, CI pipeline with automated tests and Docker builds, and complete database migrations for easy setup. Best, Justin
$1 125 USD 7 päivässä
5,8
5,8

Hey, I will deliver your accounting platform — Flutter mobile/web front end, ASP.NET C# REST APIs, and SQL Server — with invoicing, expense tracking, bilingual financial reporting, and multi-branch ledger support all wired through a clean MVC + repository pattern with proper DI. For the Arabic/English reporting, I will structure the database with locale-aware formatting at the query level rather than the UI layer — this keeps P&L and balance sheet generation fast and consistent across Flutter web and mobile without duplicating logic. Questions: 1) For the MaltyERP integration, is there existing API documentation, or will I need to reverse-engineer the sync protocol? 2) Should multi-branch ledgers support real-time consolidation, or is a scheduled batch reconciliation acceptable for the first release? Looking forward to your response. Best regards, Kamran
$828 USD 13 päivässä
6,3
6,3

Hi there, I’ve read your Flutter ASP.NET Accounting Management System brief and I’m confident I can deliver a long-lived, modular solution that stays elegant as requirements grow. With 15+ years in full-stack development, I’ve led MVC-structured projects with clean DI, repository patterns, multi-language reporting, and robust REST APIs that scale from MVP to enterprise use. What I’ll deliver: - A Flutter front-end (web + mobile) with a modern, responsive UI and flutter guards for role-based access (Admin, Accountant, Manager). - An ASP.NET Core REST API layer exposing a clean MVC-inspired architecture with controllers, services, and repositories, plus comprehensive unit tests. - A SQL Server schema designed for easy migration and advanced reporting, with EF Core migrations and ready-made scripts. - Multi-branch ledgers, VAT-compliant invoicing, expenses with tagging and attachments, bilingual P&L/balance sheet/cash flow, and a MaltyERP integration layer for external data sync. - Swagger auto-generated docs, CI/CD pipelines (GitHub Actions or Azure DevOps), and Dockerized deployment for consistent environments. 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 are your preferred hosting constraints (cloud provider, VPS specs, container orchestration preference) and do you have any existing ERP integration standards (SOAP/REST, message queues) we shou
$750 USD 20 päivässä
5,8
5,8

I have 21 years of experince, Principal Software engineer at Microsoft, I have extensive experince with Flutterflow and Flutter, previous experince of building Logistics apps with auth, in app chat, payment integration, live location tracking, booking and selections., I can build your app end to end with all the apis integrated. I have extensive experince with .NET and c# , with c# concurrency, i have built health applications, with websockets, extensive MVC based APIs in .NET. I have read your description and i ensure that i can manage this project efficiently,
$1 125 USD 20 päivässä
5,9
5,9

⭐⭐⭐⭐⭐ Build a Reliable Accounting Platform with Flutter and ASP.NET ❇️ Hi My Friend, I hope you're doing well. I reviewed your project requirements and see you're looking for an accounting platform. Look no further; Zohaib is here to help you! My team has completed over 50 similar projects for accounting systems. I will ensure your platform is user-friendly, efficient, and built for the future. ➡️ Why Me? I can easily create your full-scale accounting platform as I have 5 years of experience in Flutter and ASP.NET development, focusing on REST APIs, SQL Server, and MVC architecture. My expertise includes creating modern UIs, handling invoicing, expense tracking, and financial reporting. I also have a strong grip on database management and integration with ERP systems. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. I look forward to discussing this with you! ➡️ Skills & Experience: ✅ Flutter Development ✅ ASP.NET (C#) ✅ SQL Server ✅ MVC Architecture ✅ REST API Development ✅ Invoicing Systems ✅ Expense Tracking ✅ Financial Reporting ✅ Multi-Branch Support ✅ Dependency Injection ✅ CI/CD Pipelines ✅ Code Documentation Waiting for your response! Best Regards, Zohaib
$900 USD 2 päivässä
5,9
5,9

Hi, I have strong experience building scalable full-stack systems using Flutter (web/mobile), ASP.NET Core (C# REST APIs), SQL Server, and clean MVC architecture with repository pattern, dependency injection, and CI/CD pipelines (Docker + GitHub Actions/Azure DevOps). I can build your accounting platform with a modular MVC structure—covering invoicing (VAT, discounts, returns, PDF), expense tracking, bilingual financial reports (EN/AR), multi-branch ledgers, and ERP integration—while ensuring clean APIs (Swagger), fast performance, and a scalable database design ready for future reporting and growth. Best regards, Juan
$900 USD 7 päivässä
5,3
5,3

✋ Hi There!!! ✋ The Goal of the project:- Develop a scalable Flutter and ASP.NET accounting system with clean MVC architecture, strong performance, and multi feature financial management. I carefully read your requirement for a modular accounting platform with Flutter front end, ASP.NET APIs, SQL Server, multi branch support, reporting in two languages, and clean architecture with CI pipeline and documentation. I am the best fit as I have strong experience building enterprise level systems with maintainable architecture. * Flutter UI with role based access and smooth performance * ASP.NET REST APIs with MVC, repository pattern, and Swagger * SQL Server design with migrations and reporting readiness I will provide UI design, database management, testing, full source code delivery, API integration, and deployment setup. I bring 9+ years experience as a full stack developer and have completed similar ERP and accounting system projects. Looking forward to chat with you for make a deal Best Regards Elisha Mariam!
$751 USD 12 päivässä
5,4
5,4

Hello Dear! Greetings from Toriqul Global Solutions! We are a reliable and experienced web design & development company led by Engineer Toriqul Islam (B.Sc. in CSE, RUET), with over 10 years of proven industry experience delivering quality digital solutions. At Toriqul Global Solutions, we build modern, user-friendly, high-performance websites focused on simplicity, elegance, and functionality to boost engagement and business growth. I have some questions——— 1. Which ASP.NET version (.NET 6/7/8) and Flutter channel (stable) are you targeting? 2. Do you already have a SQL Server instance and hosting environment ready? Technologies We Use: Custom Websites Development Using ======>Full Stack Development. 1. HTML5 2. CSS3 3. Bootstrap4 4. jQuery 5. JavaScript 6. AngularJS 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 and more skills What will you get? • Responsive design on All Devices •Reusable components •Clean code •Timely delivery tested •Clear communication We would be honored to discuss your project requirements and help bring your ideas to life. Thank you for your time and consideration. Warm Regards, Toriqul Global Solutions
$750 USD 5 päivässä
5,3
5,3

I've had the privilege of working with a number of satisfied clients over my 12+ years as a full-stack developer and this project truly excites me. My extensive experience in both Flutter front-end and ASP.NET/SQL Server back-end technologies makes me an ideal candidate for building your accounting management system. I've delivered numerous complex projects around ERP, billing, invoicing, and financial reporting, all with an unwavering focus on performance, scalability, and usability. My proficiency with MVC architecture ensures clean separation of concerns and flexible codebase that allows for easier future upgrades or extensions. I'm well-versed in implementing granular user hierarchies and middleware-backed permissions as required by your project. Additionally, my expertise in clean code practices, commented codebases, and comprehensive READMEs will ensure maximum understandability for future developers. It's not just about delivering the project, but also about comprehensive support for its seamless integration into your business workflow. With my experience with CI pipelines (GitHub Actions/Azure DevOps) and Docker containers publishing system, I can provide a robust build system that incorporates automated testing, effortless deployment on tag updates while ensuring all SQL scripts are included to recreate the schema when needed. Let's connect now to discuss more about your expectations and get started on this valuable endeavor!
$800 USD 10 päivässä
4,6
4,6

Hello sir, Did go through your job description and glad to share that I have enormous experience in working with Flutter ASP.NET Accounting Management System I'm a seasoned programmer and Engineer with quality experience in Flutter, React, Node.JS, SpringBoot, Frontend and Backend Development, Python, Matlab, R studio, C, C++, C#, OpenCV, OpenGL, Tesseract OCR, google vision, Statistical programming/R progamming data analysis Computing for Data Analysis Time Series & Econometric, Machine learning, AI, Deep learning, Matlab and Mathematica, 3D modeling, CAD/CAM,AutoCAD, 2D, Architectural Engineering, SolidWorks, Unity 3D, PCB, Electronics, Arduino, Automation, Embedded and Firmware , IOT, Electrical/Mechanical Engineering I am a TOP Rated Freelancer, and you can check my reviews here as well: https://www.freelancer.com/u/mzdesmag. Looking forward to potentially working together on this project. Thanks and Best regards, Adekunle.
$800 USD 7 päivässä
4,5
4,5

Sanaa, Yemen
Liittynyt toukok. 4, 2026
$1500-3000 USD
$750-1500 USD
$25-50 USD/ tunnissa
€3000-5000 EUR
₹12500-37500 INR
$30-250 USD
£750-1500 GBP
£250-750 GBP
$30-250 USD
₹1500-12500 INR
$15-25 USD/ tunnissa
₹12500-37500 INR
€30-250 EUR
$15-25 USD/ tunnissa
min $50 USD/ tunnissa
min ₹2500 INR/ tunnissa
₹750-1250 INR/ tunnissa
₹12500-37500 INR
$30-250 USD
$30-250 USD