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Tôi muốn xây dựng một trang web cho phép người dùng nạp tiền điện thoại Viettel trực tiếp trên nền tảng. Mục tiêu là tạo quy trình nạp tiền đơn giản, an toàn và ghi nhận đầy đủ giao dịch. Các yêu cầu chính • Tích hợp với cổng thanh toán để người dùng thanh toán nhanh chóng, hỗ trợ thẻ nội địa và ví điện tử phổ biến. • Lưu trữ và hiển thị lịch sử giao dịch cho từng tài khoản, kèm bộ lọc ngày tháng và trạng thái. • Gửi thông báo rõ ràng (qua UI hoặc email/SMS tùy đề xuất) ngay khi nạp tiền thành công. Kỳ vọng sản phẩm 1. Giao diện web thân thiện, tối ưu cho thiết bị di động. 2. Hệ thống quản trị để kiểm soát giao dịch, tra soát và xuất báo cáo CSV. 3. Mã nguồn rõ ràng, chú thích dễ hiểu, bàn giao cùng hướng dẫn triển khai trên hosting phổ biến hoặc VPS. 4. Kiểm thử chức năng nạp tiền thành công/thất bại, bảo mật cơ bản (HTTPS, kiểm soát đầu vào, chống spam). Bạn có thể đề xuất ngôn ngữ lập trình, framework và cổng thanh toán phù hợp tại Việt Nam. Tôi đánh giá cao kinh nghiệm tích hợp API thanh toán và xử lý giao dịch viễn thông. Nếu đã từng triển khai hệ thống tương tự, vui lòng gửi demo hoặc mô tả ngắn gọn để tôi tham khảo.
Project ID: 40614888
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105 freelancers are bidding on average $391 USD for this job

Hi, I see you want a simple and secure way for users to top up Viettel directly on your site. I once built a marketplace like MultivendorMarketplace and a ticketing system similar to TicketingHIPAAMedicalRecords, both with smooth transaction handling. I'll set up the front end to work well on phones and connect it with popular local payment gateways. Did you think about how you'll handle order confirmation notifications? Let's chat about creating something impactful together. Regards, Nick.
$250 USD in 3 days
9.4
9.4

Hi there, We understand you're looking to develop a user-friendly website for Viettel phone recharge with a secure payment process and detailed transaction records. Our team at Webbook Studio has experience with payment gateway integrations and API implementations, including a project for an online store with WooCommerce and ERP integration, and we're confident in our ability to deliver a similar solution for you. We can suggest suitable technologies such as PHP, JavaScript, and popular payment gateways in Vietnam for this project. Can you tell us more about your preferred payment gateways and any specific design preferences you have for the website? Feel free to message us to discuss the details! — Webbook Studio
$540 USD in 10 days
9.2
9.2

Hi, A direct top-up flow requires careful handling of payment confirmation, transaction status, and duplicate requests. The main priority is ensuring every successful payment maps to one Viettel top-up record, while failed or pending orders remain traceable for support and reporting. I’d start with the core flow: login, top-up form, payment callback handling, transaction history, and admin review. PHP with Laravel is a strong choice for this project because it keeps payment logic, logs, validation, and CSV export maintainable and secure. For Vietnam payment integration, I can adapt to the gateway that best fits your checkout and settlement process. Key work areas: - Top-up request flow - Payment gateway integration - Transaction history and filters - Success/fail notifications - Admin control and CSV export Do you already have a Viettel top-up API/provider in mind, or should I design the system so the payment gateway and top-up service can be connected separately? You can also review this via Freelancer chat or video call, 11 AM–8 PM IST. Regards, Ghanu & Samir KESHAV INFOTECH
$287 USD in 12 days
9.2
9.2

Hi there, I understand you're looking to build a secure and user-friendly web platform for direct Viettel mobile top-up. I can deliver a fully functional solution with clean frontend design, seamless API integration with Viettel’s official payment system, and robust transaction logging. My approach includes: - Responsive HTML/CSS/JavaScript frontend with intuitive UI/UX - Secure backend handling of API calls to Viettel’s authorized gateway - Real-time transaction status tracking and full audit log storage - User authentication and session management for security - Mobile-optimized design for easy access on all devices I’ll ensure the system follows best practices in data protection and handles errors gracefully. The site will be easy to maintain and scale if needed later. Best Regards, Khorshed Alam, RS Software
$395 USD in 6 days
9.1
9.1

Hello, I checked your "Web Nạp Tiền Viettel -- 2" project and it looks like the focus is on delivering a clean, responsive website that works well across all devices. I prefer understanding the expected layout and user experience first, then building pages that closely match the design while keeping the code organized and easy to maintain. Feel free to share the design or current website, and I'll suggest the best implementation along with a realistic timeline. Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
$300 USD in 12 days
7.4
7.4

Hi, I'm a senior developer with 20+ years of experience in payment integrations, web applications, and API automation, having built similar telecom top-up systems before with 1,500+ completed projects at 5-star rating. I'll set up a clean React frontend with a Node.js backend, integrate Viettel’s payment gateway and popular local wallets like Momo or ZaloPay, then build an admin dashboard with CSV export and transaction filters. The system will log every top-up attempt, validate inputs to prevent errors, and send email/SMS confirmations using a reliable Vietnamese SMS provider. I'll include HTTPS, input sanitization, and rate limiting to block spam while keeping the mobile-first UI simple. You’ll get commented code, a basic deployment guide for Linux hosting, and a live demo on a temporary subdomain. I can start immediately.
$250 USD in 3 days
7.6
7.6

------>>> Viettel Mobile Top-Up Website with Payment Gateway Integration <<<-------- Hello, How are you? I've checked your JD, and you need a secure web platform for Viettel mobile top-ups with seamless payment processing, transaction management, and an admin dashboard. We have experience building digital payment platforms, wallet recharge systems, telecom recharge portals, payment gateway integrations, and transaction management applications. We will develop a mobile-friendly website with secure user authentication, support for Vietnamese payment gateways (VNPay, MoMo, ZaloPay, or comparable), complete transaction history with filters, instant top-up notifications, an admin panel with CSV export, HTTPS security, input validation, anti-spam protection, and well-documented source code with deployment guidance. Let's connect and discuss the project in detail. Thanks.
$350 USD in 12 days
7.9
7.9

I understand you're looking to build a website where users can top up Viettel mobile phones directly, with a simple and secure payment flow and transaction tracking. With 8 years of full stack development, I've worked on several payment integrations and transaction systems. For this project, I'd suggest using Laravel (PHP) for the backend and a lightweight frontend framework like Vue.js or plain HTML/CSS for the mobile-friendly interface. For payments in Vietnam, I'd recommend integrating with VNPay or MoMo — both widely used and reliable for domestic cards and e-wallets. The admin panel can include CSV export and transaction filtering, and I'll set up basic SMS/email notifications for successful top-ups. Unlimited revisions until you're completely satisfied. Let me know if you'd like to start with a small piece of the demo work to see how we work together. I'm available to start immediately and would be happy to discuss your requirements in detail. Best Regards, Azad
$250 USD in 2 days
7.7
7.7

Hi! This is something we can definitely build. A couple of things I'd want to clarify before scoping this properly. Which payment gateway are you thinking — VNPay, MoMo, ZaloPay, or something else? And do you already have access to Viettel's top-up API, or is finding/integrating that provider part of the job? For the build, we'd go with a Python/Django backend and a clean responsive frontend — transaction history, filters, admin panel with CSV export, and notifications (UI + email at minimum). Basic security (HTTPS, input validation, rate limiting) included as standard. Happy to keep talking through the details to get the scope right. Gustavo & the DoTheCode team --- P.S. We don't speak Vietnamese well enough to work in it, so we write in English. If it helps, feel free to use a translator — we're happy to keep the conversation going either way.
$460 USD in 25 days
7.5
7.5

Hi there! I'm Markiyan, a full stack developer and head of a web development agency, and I'd love to help you build the Viettel Recharge Web platform. I understand you need a secure and user-friendly website for Viettel phone recharge with integrated payment gateways, transaction history, and clear notifications. I see you've outlined key requirements, including a friendly web interface, administration system, and clear source code. My team and I have experience with payment gateway integrations and API implementations, having worked on projects like an online shop for a Scandinavian fashion brand (WooCommerce, custom Figma design) and a website for a British online store with ERP integration (Shopify). We've completed 500+ projects with a 5.0 rating on Freelancer. I can deliver a fully functional, mobile-responsive recharge platform with integrated payment gateways like PayPal, Stripe, or local Vietnamese options like Momo, VNPay, or ViettelPay. One question: do you have a preferred programming language or framework in mind for this project, or would you like me to suggest some options based on your requirements? Feel free to message me to discuss the details! — Markiyan
$550 USD in 10 days
6.9
6.9

Hello Hi there I understand you need a website to showcase your offerings and attract more clients. With my experience building effective online presences for businesses, I can create a professional, user-friendly site that drives engagement and conversions. Let's discuss how I can help you achieve your online goals. Giáp Văn Hưng
$376 USD in 7 days
7.0
7.0

With over a decade of professional web development experience, I am confident in my ability to build a platform that meets your expectations for functionality, user friendliness, and security. My proficiency with PHP-based CMS's and frameworks like Laravel will ensure swift integration with your preferred payment gateway and popular Vietnamese e-payment methods. Storing and displaying detailed transaction histories for each account, complete with date filters and status updates, is well within my capabilities as I have implemented similar systems before. I'm also equipped to establish a robust administrative system for enhanced transaction control, reconciliation and CSV report generation. I understand the significance of intuitive UX/UI design in creating a positive user experience and can optimize the website for all devices. Offering not just the product but also a comprehensive guide for deployment on popular hosting/ VPS services demonstrates my commitment to providing an end-to-end solution. My focus on thorough testing guarantees successful payment functions, protection against input abuse, and basic security measures such as HTTPS encryption to enhance overall system security. Choose me for an uncompromising approach towards meeting your needs. Let's move forward together!
$500 USD in 7 days
7.2
7.2

Xin chào!! Trang web nạp tiền của bạn có thể được xây dựng với quy trình thanh toán nhanh chóng, an toàn, cùng lịch sử giao dịch rõ ràng và thông báo khi tải thành công. Trước khi bắt đầu, một số câu hỏi đơn giản để lên kế hoạch chính xác: - Cổng thanh toán nào được tích hợp ưu tiên trước, ví điện tử hay thẻ nội địa? - Giao dịch thông báo nên gửi qua email, SMS, hay hiển thị chỉ trên giao diện web? - Hệ thống sẽ phát triển về việc cung cấp hosting có sẵn, hay cần tư vấn riêng về VPS? Về giải pháp, giao diện web thân thiện và tối ưu cho di động sẽ được xây dựng tích hợp cổng thanh toán hỗ trợ đa dạng các phương thức phổ biến tại Việt Nam. Lịch sử giao dịch sẽ được lưu trữ đầy đủ kèm theo bộ lọc theo ngày và trạng thái, khi hệ thống quản trị cho phép kiểm soát và xuất báo cáo CSV một cách dễ dàng. Cơ sở bảo mật như HTTPS và kiểm soát đầu vào sẽ được áp dụng xuyên suốt, cùng kiểm tra kỹ năng các trường hợp thành công và thất bại. Dự án thanh toán Viễn thông tương tự đã được phát triển trước đây với kết quả ổn định và đáng tin cậy. Rất mong được trò chuyện và chia sẻ đề xuất về công nghệ phù hợp. Trân trọng Farhin B
$255 USD in 4 days
6.6
6.6

I have reviewed your requirements for the Web Nap Tien Viettel 2 project. I specialize in developing secure payment processing websites and have extensive experience integrating local Vietnamese payment gateways and telecommunications APIs. I will build a responsive, user-friendly interface using HTML and modern frontend frameworks while ensuring the backend handles Viettel top-up transactions with high reliability and security. My previous work involves creating automated billing systems that require precise API synchronization and real-time status updates. I can deliver a clean design that builds user trust and simplifies the top-up process. I am ready to start immediately and can provide a detailed technical roadmap for this integration.
$250 USD in 7 days
6.3
6.3

Hiiii, ✋ __ Tôi có thể xây dựng trang web tải tiền Viettel với quy trình giao dịch toàn diện, giao diện hiện đại, tối ưu cho thiết bị di động và hệ thống quản trị đầy đủ. Tôi đề xuất xuất bản sử dụng Laravel + React kết hợp MySQL, tích hợp cổng thanh toán phổ biến tại Việt Nam, lưu lịch sử giao dịch, xuất báo cáo CSV, thông báo giao dịch thành công và phát triển khai báo đầy đủ các pháp bảo mật. Khung và công nghệ web :-> ✔️ Laravel / PHP ✔️ Phản ứng / Node.js ✔️ HTML5 / CSS3 / JavaScript ✔️ Tích hợp cổng thanh toán ✔️ Tích hợp API REST ✔️ Cơ sở dữ liệu MySQL ✔️ Giao diện người dùng/UX đáp ứng ✔️ Tối ưu hóa bảo mật & hiệu suất Có sẵn để bắt đầu ngay lập tức và mang lại công việc tốt nhất với hơn 12 năm thành thạo. -- Trân trọng, Ravi S.
$555 USD in 18 days
6.6
6.6

I can create a user-friendly web platform for Viettel top-ups, ensuring a straightforward and secure payment process. I will start by selecting a suitable payment gateway that supports local cards and e-wallets, confirming its compatibility with your requirements. Based in Toronto, I work efficiently and am always available to address your needs. Let's build a reliable solution together.
$250 USD in 7 days
6.4
6.4

Hello There! I'm Md. Toriqul Islam, and I'm excited to partner with you. I can dive into your project immediately. With over 10 years of experience in WordPress, WooCommerce, and custom eCommerce solutions, I deliver secure, user friendly platforms. I understand you need a complete WooCommerce digital product system with secure payments, instant delivery, gifting, Mailchimp automation, discount codes, and a branded customer portal. I've built similar membership and digital sales platforms with seamless user experiences and reliable automation. I have rich experience in WordPress, WooCommerce, Mailchimp, payment gateways, custom dashboards, memberships, API integrations, and responsive UI/UX. I'm ready to start immediately and would be happy to discuss the best plugins, timeline, and launch strategy. Looking forward to hearing from you. Best regards, Md. Toriqul Islam
$250 USD in 5 days
5.9
5.9

Xây dựng web nạp tiền Viettel với tích hợp cổng thanh toán Việt Nam và hệ thống quản trị giao dịch. Tôi hiểu mục tiêu của bạn: quy trình nạp tiền đơn giản, an toàn và ghi nhận đầy đủ giao dịch cho từng tài khoản. Luồng nạp tiền: Form nhập số Viettel, chọn mệnh giá, kết nối trực tiếp API đại lý viễn thông để nạp thời gian thực, không cần thao tác thủ công. Cổng thanh toán: Tích hợp VNPay vì hỗ trợ thẻ nội địa ATM lẫn ví điện tử phổ biến tại Việt Nam, dùng webhook để cập nhật trạng thái ngay khi thanh toán thành công hoặc thất bại. Lịch sử giao dịch: Panel per-account với bộ lọc ngày tháng và trạng thái, xuất báo cáo CSV cho admin, đúng như yêu cầu của bạn. Thông báo: UI alert tức thì cộng email xác nhận sau mỗi lần nạp thành công, tránh người dùng không biết giao dịch có qua hay không. Bảo mật cơ bản: HTTPS, kiểm soát đầu vào, rate-limiting endpoint nạp tiền để chống spam và injection. Một vấn đề thường bị bỏ qua: xử lý trường hợp thanh toán thành công nhưng API Viettel trả về lỗi timeout. Tôi sẽ xây dựng cơ chế retry tự động và ghi log riêng để tra soát, tránh mất tiền khách hàng mà không nạp được. Bàn giao mã nguồn có chú thích và hướng dẫn triển khai trên VPS trong 7 ngày với giá 300 USD. Bạn đã có tài khoản API đại lý Viettel chưa, hay cần tôi đề xuất nhà cung cấp reseller phù hợp?
$300 USD in 7 days
5.1
5.1

Hello There! I’m Md Ruhul Ajom, and I’m excited to partner with you. I can dive into your project immediately. I’m a Full-Stack Developer with 10+ years of experience building secure payment systems, eCommerce platforms, and API-driven web applications. I have rich experience in payment gateway integration, transaction management, REST APIs, and responsive web development. I understand you need a mobile-friendly website that enables Viettel mobile top-ups, supports secure online payments, maintains complete transaction history, provides an admin dashboard with CSV reporting, and sends payment notifications. I’ll recommend the most suitable technology stack and Vietnamese payment gateway while delivering clean, secure, and well-documented code. I am skilled in Laravel, Node.js, React, MySQL, REST APIs, Payment Gateway Integration, and Web Security. I’m ready to start immediately and would be happy to discuss the project details and timeline. Looking forward to hearing from you. Best regards, Md Ruhul Ajom
$250 USD in 5 days
4.9
4.9

Hey there! I’m beyond excited to take this on! I recently wrapped up a similar project with good results. Drawing from my experience in Website Design, Graphic Design, HTML, Web Development, Payment Gateway Integration, Frontend Development, API Integration, I’m ready to dive into your project. Please initiate a chat for further discussion. Cheers, Vishal Maharaj
$500 USD in 5 days
5.0
5.0

Ho Chi Minh City, Vietnam
Member since Jul 30, 2026
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