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I’m creating an online top-up portal where gamers can purchase credits or items for their favorite titles directly from a website. Users will access the service exclusively through this website, so the entire flow—from product selection to payment confirmation—must be browser-based and mobile-responsive. Here’s what I need: • A clean, modern front-end that lists supported games and their available top-up options. • Secure payment integration (e-wallets, credit cards, and preferably PayPal or Stripe). • Real-time or near-real-time API calls to each game publisher so orders post automatically once payment clears. • An admin dashboard to add/edit game SKUs, adjust prices, view orders, and export reports. • Basic user account system for order history and receipts. • Solid security practices: HTTPS, input validation, and protection against common exploits. I’m open on which games, currencies, or items we start with; your experience and suggestions are welcome. Code should be well-documented and easy to maintain so I can grow the catalog later or, if needed, branch into a mobile app. Please let me know your preferred tech stack, estimated timeline, and any similar work you’ve completed.
ID Projek: 40324893
91 cadangan
Projek jarak jauh
Aktif 14 hari yang lalu
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91 pekerja bebas membida secara purata $563 USD untuk pekerjaan ini

✅ Website Development | PHP | WordPress | WooCommerce | Expert Developer ✅ Hey there, Hope you’re doing great! Thanks for sharing your project. I’m a professional WordPress & PHP Developer with 10+ years of experience building dynamic, high-performing, and user-friendly websites for businesses worldwide. I specialize in creating custom WordPress solutions that are secure, SEO-optimized, and visually engaging. Core Skills: WordPress | WooCommerce | PHP | AWS | Genesis | AVADA | DIVI | LMS | BuddyPress | Plugin & Theme Customization | PSD to HTML/WordPress | jQuery | AJAX | HTML5 | CSS3 | Bootstrap (PS: Budget is flexible based on final scope.) I can start immediately and would love to collaborate on creating a website that perfectly represents your brand and vision. Thanks & Regards, Kajal
$750 USD dalam 7 hari
8.2
8.2

I am a developer and gamer and interested in your project. I'll create this system from scratch using Ai and custom development work to speed up the process with customization and personalization of user interfaces, custom admin panel and website pages. We'll integrate the payment gateway system and all what you want. I'll remain in constant communication with you throughout the project to ensure a perfect delivery beyond your expectation. Since you already described what you want, if I want to bring something new based on my ideas, I'll share with you so you can implement that too if you like it otherwise we'll stick to the original project's scope. Let me know if you need anything else. I have developed custom admin panels, custom apps, tools and scripts on-demand from clients. You can check my profile and portfolio here. Feel free to discuss your questions, if any. Thank you Zeeshan
$1,500 USD dalam 30 hari
7.7
7.7

⭐⭐⭐⭐⭐ Create an Online Top-Up Portal for Gamers ❇️ Hi My Friend, I hope you're doing well. I've reviewed your project requirements and see you are looking for an online top-up portal for gamers. You don't need to look any further; Zohaib is here to help you! My team has successfully completed 50+ similar projects in building online platforms. I will create a user-friendly website where gamers can easily purchase credits or items, ensuring a smooth experience from selection to payment confirmation. ➡️ Why Me? I can easily build your online top-up portal as I have 5 years of experience in web development, specializing in e-commerce solutions, secure payment integration, and API communication. My expertise includes front-end design, backend development, and implementing solid security practices. Additionally, I have a strong grip on technologies like HTML, CSS, JavaScript, and various payment APIs. ➡️ 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 in our chat. ➡️ Skills & Experience: ✅ Web Development ✅ Front-End Design ✅ Secure Payment Integration ✅ API Integration ✅ User Account Systems ✅ Admin Dashboards ✅ Responsive Design ✅ JavaScript ✅ HTML/CSS ✅ Database Management ✅ Input Validation ✅ Security Practices Waiting for your response! Best Regards, Zohaib
$350 USD dalam 2 hari
7.9
7.9

Hi, I understand you want a simple, fast, and secure website where gamers can buy credits or items easily from their browser or phone. It can be frustrating when payments aren’t smooth, orders take time to process, or managing products is hard. I can build a clean website with secure payments (PayPal, Stripe, e-wallets), automatic order updates from game APIs, a dashboard to manage games and prices, and user accounts for order history. Everything will be safe, mobile-friendly, and easy to update so you can grow your catalog later. Let’s chat to plan the best way to build it. Thankyou, Azad
$500 USD dalam 7 hari
7.8
7.8

Hi, We’ve developed similar platforms where users can purchase credits for games, including a fully responsive front-end and secure payment integrations with Stripe and PayPal. We also built a dedicated admin panel for managing game SKUs, prices, and order history. For your project, I recommend using Laravel for the back-end and Vue.js for the front-end. This combination allows us to create a fast, modern, and fully responsive UI while ensuring robust server-side security. We can also implement a dedicated CI/CD pipeline for automated testing and deployment. 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 regards, Adil
$550 USD dalam 7 hari
7.3
7.3

Hello, I am excited about the opportunity to work on integrating the top-up feature for your online gaming portal. With my expertise in Website Design, PHP, JavaScript, Frontend Development, Web Development, and API Integration, I am confident in delivering a modern and user-friendly front-end interface. I understand the importance of secure payment integration and real-time API calls to ensure a seamless user experience. My proposed steps include creating a clean front-end design, integrating secure payment methods, setting up real-time API calls, developing an admin dashboard, implementing a user account system, and prioritizing security measures. - MY WORK STATS: ✨ https://www.freelancer.com/u/XanvraTECH I look forward to discussing this project further with you. Best regards, Warda Haider
$250 USD dalam 4 hari
6.8
6.8

With over a decade of experience in the industry, my team and I at Prajapati Technologies are well-versed in handling projects as comprehensive as your website game top-up integration. One of our key strengths lies in website development using platforms such as WordPress and languages like HTML, JavaScript and PHP - exactly what your project needs. We have extensive experience in building clean, modern and mobile-responsive websites that not only look great but also function efficiently. Moreover, we take security very seriously. In all our projects, we follow industry best practices including HTTPS implementation, input validation, and protection against common exploits to ensure the maximum safety of user data and transactions. Another significant skill we bring to the table is API integration. We have successfully integrated various systems - like e-wallets in payment gateways - with websites before. Additionally, our thorough documentation ensures better code maintenance and provides a solid foundation for future growth or even expansion into a mobile app. Let's make your dream project come to life!
$250 USD dalam 7 hari
6.5
6.5

Hi! I understand you’re building a browser-based gaming top-up portal where users can smoothly select products, pay securely, and have orders processed instantly via game publisher APIs. I’ve worked on similar transaction-based platforms and can deliver a fast, mobile-responsive frontend, secure payment integrations (Stripe/PayPal/e-wallets), and a scalable backend with real-time order handling and a clean admin dashboard. I’ll ensure strong security (HTTPS, validation, anti-exploit measures) and well-structured, documented code so you can easily expand your catalog later. Happy to share relevant experience and suggest the best APIs/flow for your launch. Looking forward for your positive response in the chatbox. Best Regards, Arbaz N
$600 USD dalam 7 hari
6.7
6.7

I have extensive experience in web development and am excited about Website Game Top-Up Integration.
$2,250 USD dalam 14 hari
6.5
6.5

Hi muhf398, Just last week I completed a similar task successfully, so I can get started on this without any ramp-up time. Which game publishers/APIs do we start with and do they provide sandbox keys + webhooks (or will we need polling)? For fulfillment, should payments be treated as async (webhook‑confirmed) with strict idempotency and defined refund/rollback rules when a publisher call fails after capture? Use an event‑driven pipeline with a Redis queue (BullMQ), retries, idempotency keys, and an outbox pattern so no orders are lost if a publisher API or webhook is down. Abstract the catalog with a provider‑agnostic SKU model and per‑publisher adapters to support regional pricing/currencies and future mobile reuse. Action Plan: - Stack: Next.js+Tailwind; Node/NestJS (TypeScript); Postgres; Redis; Stripe+PayPal; JWT; deploy on Vercel+AWS with CI/CD. - Week 1: Specs, UX, schema, security baseline (HTTPS, CSP, input validation, rate limits). - Week 2: Responsive UI, auth, catalog. - Week 3: Payments + verified webhooks; order service + queue. - Week 4: Publisher connectors (2–3), admin (SKUs/pricing/orders, CSV export). - Week 5: Monitoring/alerts, e2e tests, perf pass; staging UAT. - Week 6: Production cutover, docs, handover. Timeline: 5–6 weeks. Similar: shipped a digital top‑up/gift‑card portal with Stripe/PayPal and webhook‑driven fulfillment; patterns carry over. Best Regards, Sid
$750 USD dalam 11 hari
6.2
6.2

Your portal faces a critically overlooked risk: uncoordinated API transaction failures can silently desynchronise user credit balances and publisher systems, undermining trust and revenue. Your need for a stable, browser-centric, and mobile-responsive platform integrating real-time API calls to multiple game publishers demands a careful architectural design that balances frontend responsiveness with backend transactional integrity. At DigitaSyndicate, a UK-based agency, we don't just write code; we architect infrastructure to protect your investment. Our approach guarantees secure payment processing pathways compliant with UK standards, while ensuring local accountability for swift resolution and ongoing support. Have you thoroughly considered the transaction idempotency and error recovery mechanisms ensuring that partial failures during payment confirmation and order posting do not lead to inconsistent states across your portal and external publishers? Casper M. DigitaSyndicate
$550 USD dalam 14 hari
5.5
5.5

Nothing worse than a gamer waiting for a top-up after payment—fast fulfillment is the product. The best thing about me is I’ve worked on a very similar project recently: I built a browser-first digital goods portal that lists SKUs, accepts Stripe and PayPal, posts orders to publisher APIs in near-real-time, and includes an admin panel for SKU management and exports. I understand the full user flow: browse games, select SKU, checkout, payment webhook, queue worker posts to publisher API, order status updates and receipts. System wise I’d deliver a SPA front end, REST API backend, job queue for retries, and an admin dashboard. Preferred stack: PHP Laravel, Vue or React, MySQL, Redis, Stripe/PayPal, Docker. Estimated timeline for an MVP with payments, one publisher integration, admin and user accounts is about 3–4 weeks for $500. Two quick questions: which publishers or games should we prioritize, and any geo or currency limits for payments? Happy to chat or jump on a quick call to scope details. Regards Ali Zain!!
$500 USD dalam 7 hari
4.8
4.8

Dear sir, I hope you are doing well. Your browser-based game top-up portal with secure payment processing, real-time publisher API integration, an admin dashboard, and user account history is a well-structured full-stack build I can deliver cleanly. I will implement the product catalog and game SKU management, Stripe and PayPal payment integration with webhook-confirmed order posting, and the admin dashboard for managing games, pricing, orders, and exports, all behind solid security practices including HTTPS, input validation, and CSRF protection. One important note worth raising early: direct API access to game publishers for automated credit delivery varies significantly by title — some offer official reseller APIs while others require third-party aggregator partnerships. I would recommend we confirm which games and which delivery APIs are in scope before finalising the integration architecture. 1. Do you already have reseller agreements or API access with specific game publishers, or should identifying viable integration partners be part of the initial scoping work? 2. Should the portal support multiple currencies from launch, or will it start with a single currency and expand later as the catalog grows? Kind regards, Bounkyo.
$500 USD dalam 7 hari
4.7
4.7

I can integrate a secure and seamless game top-up flow into your website so gamers can quickly purchase credits or items for their favorite titles. This includes handling user input, product selection, and smooth checkout tailored to a gaming audience. I’ve worked on similar top-up and digital goods platforms where payment gateways, order tracking, and instant delivery are critical. That experience helps prevent common issues like failed callbacks, delayed fulfillment, and confusing user flows. My approach would be to define supported games and packages, integrate a reliable payment provider, connect to the relevant game APIs or reseller services, and implement clear order status and notifications. I’ll also keep the UX clean and mobile-friendly. I would love to chat more about your project! Regards
$500 USD dalam 7 hari
4.7
4.7

As the founder and lead developer at Paper Perfect, I assure you that we are the right team to implement your website game top-up portal. Our collective knowledge in API integration, frontend development, HTML, JavaScript, PHP, and web design are perfectly suitable for executing every aspect of your project as enlisted. Our experience in similar works has exposed us to a variety of APIs from different publishers - enhancing our ability to create real-time or near-real-time API calls. We understand the importance of security and always ensure that our projects are equipped with all necessary safety measures. Being conversant with secure payments platforms such as e-wallets, credit cards, PayPal, and Stripe places us at an advantage in providing you a secure payment integration system. Along with this, our habit of detailed documentation will make code maintenance easier for potential future growth. Lastly, we acknowledge that each digital project is unique hence we offer flexible and tailored development services. This will be useful in adding/editing game SKUs, adjusting prices, analyzing order histories and exporting reports as specified. Our rating in delivering exceptional results within time and budget are true testimonials of our commitment to quality service. We look forward to elevating your digital presence with our skill set. Choose Paper Perfect today and let's make turbulent-free leaps towards building that amazing platform you envision!
$500 USD dalam 7 hari
3.8
3.8

Hi, I see you want a modern, browser-based online top-up portal for gamers with a secure, responsive flow from product selection to payment confirmation. Your goal is a polished, fully functional site with real-time top-ups, account management, and an easy-to-use admin dashboard. I would build a clean front-end listing games and top-up options, integrate secure payment gateways (Stripe/PayPal/e-wallets), and implement API calls to game publishers for instant fulfillment. The admin dashboard will allow SKU management, pricing updates, order tracking, and report exports. A simple user account system will provide order history and receipts, with HTTPS, input validation, and security best practices throughout. I recommend Node.js + Express for the backend with React for the front-end for scalability, or a full-stack solution like Laravel if you prefer PHP. Estimated timeline: 3–4 weeks for MVP, fully tested and deployed. https://www.freelancer.com/u/mhmamun360 Best regards, Injaazh.
$250 USD dalam 7 hari
3.8
3.8

Hello, I’d be excited to help you build a modern, secure, and scalable online top-up portal for gamers. I have experience developing web platforms with payment integrations, API-driven workflows, and clean, user-friendly interfaces. For this project, I recommend using React.js for a fast, responsive frontend and Node.js (Express) or PHP (Laravel) for a robust backend, depending on your preference. The platform will feature a clean UI listing supported games and top-up options, fully optimized for mobile and desktop users. I will integrate secure payment gateways such as Stripe, PayPal, and e-wallet options, ensuring smooth and reliable transactions. Once payment is confirmed, the system will trigger real-time API calls to game publishers (or aggregator APIs if applicable) to automatically process top-ups. An admin dashboard will allow you to manage SKUs, pricing, orders, and generate reports. I will also implement a user account system for order history and receipts, along with strong security practices including HTTPS, input validation, and protection against common vulnerabilities. The code will be clean, well-documented, and designed for easy future expansion, including adding more games or scaling into a mobile app. I can deliver this within 7 days for $500 and can share similar project experience upon request. Looking forward to working with you.
$500 USD dalam 7 hari
3.1
3.1

Building a seamless and secure online top-up portal demands a precise balance between user experience, real-time integration, and robust security. This project’s scope—encompassing a mobile-responsive front end, dynamic game SKU management, and instant order processing through API calls—highlights the need for a well-architected system that can scale as the catalog grows. Ensuring smooth payment flows while safeguarding user data is critical to maintaining trust and driving repeat usage among gamers. To meet these requirements, a modern tech stack combining PHP for backend logic with JavaScript frameworks for a responsive and interactive front end is ideal. Integration with payment gateways like Stripe or PayPal will be implemented using their secure APIs, ensuring PCI compliance and smooth transaction processing. The admin dashboard will be designed for intuitive SKU management and order tracking, with export functionality for reporting. Real-time API calls to game publishers will automate order fulfillment, while a secure user account system will provide access to order history and receipts. Attention to security best practices—including HTTPS enforcement, rigorous input validation, and protection against common exploits—will be embedded throughout. Commitment to clean, maintainable code and thorough documentation will empower future expansion or migration to mobile platforms. Delivery timelines will be clearly outlined with milestones, ensuring transparency and alignment with your goals. Let’s discuss your preferred starting games and currencies so we can tailor the solution precisely and get your portal live promptly with a polished, secure user experience.
$675 USD dalam 7 hari
3.4
3.4

I'm a Senior Backend-Focused Full Stack Developer with expertise in Laravel, Node.js, and API integrations. * I can help with secure payment integration using Stripe or PayPal. * I can develop a clean, modern frontend using React.js, JavaScript, and HTML5. * I can create a real-time API call system to game publishers. * I can design an admin dashboard for managing game SKUs and orders. * I can ensure solid security practices, including HTTPS and input validation. What are the primary game publishers you'd like to integrate with initially? Let's discuss the project details over a quick call.
$566 USD dalam 5 hari
3.0
3.0

Hello! Your vision for an online top-up portal that offers a seamless, browser-based experience for gamers is exciting and perfectly aligns with my expertise. I will craft a clean, modern front-end showcasing all supported games and top-up options with a fully responsive design for mobile users. Secure payment integration via e-wallets, credit cards, and top gateways like PayPal or Stripe will be implemented to ensure smooth transactions. I’ll set up real-time API communication with game publishers to auto-post orders post-payment, plus a robust admin dashboard for managing SKUs, pricing, orders, and reports. User accounts will track order history and receipts securely, fortified with HTTPS, input validation, and protections against common vulnerabilities. I recommend using React or Vue.js for the front-end, Node.js or PHP for backend API integration, and secure payment SDKs for gateway interactions. I’ve successfully delivered similar projects involving e-commerce and API integration, ensuring scalable and maintainable codebases. Let’s build a platform gamers love and trust! What payment gateways do you prefer to prioritize in the initial integration, and do you have any specific game publishers or titles in mind to start with? Thanks,
$500 USD dalam 7 hari
2.6
2.6

Makassar, Indonesia
Ahli sejak Feb 24, 2026
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$30-250 USD
$250-750 USD
$10-30 USD
$10-30 USD
₹1500-12500 INR
€30-250 EUR
₹600-1500 INR
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₹1500-12500 INR
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$2-8 USD / jam
₹600-1500 INR