
Closed
Posted
Paid on delivery
I want to build a Roblox Adopt Me coinflip website that functions similarly to bloxblitz.com. The site should allow users to login with their Roblox account, bet their Adopt Me items or virtual currency in a coinflip game, and have a fair, secure system for deciding winners and transferring items. ⸻ Key Features: 1. User Authentication • Roblox login integration (using Roblox OAuth or API) • Secure user sessions and account management 2. Inventory and Items • Fetch users’ Adopt Me inventory (items available for betting) • Display inventory in a user-friendly interface 3. Coinflip Game Mechanics • Two players join a coinflip room and bet items or coins • Random winner selection with provably fair RNG system • Automatic transfer of winning items to the winner’s account 4. Currency / Wallet System • Optional virtual currency wallet system • Deposit and withdrawal system for coins/items 5. Matchmaking and Game Lobby • Create or join coinflip matches • Display ongoing matches and their details 6. Chat / Notifications • Basic chat or notification system for game status updates 7. Admin Panel • Admin dashboard to manage users, trades, and bans 8. Responsive Frontend • Clean, modern, mobile-friendly UI like [login to view URL] ⸻ Technical Requirements: • Backend: Node.js with Express or Python with Flask/Django • Frontend: React, Vue.js, or similar • Database: MongoDB or PostgreSQL • Hosting: Suitable for real-time interactions (can be on Replit, VPS, or cloud provider) • API integration: Roblox API for authentication and inventory fetch • Security: HTTPS, data validation, fair RNG implementation ⸻ What I Provide: • Brand name and logo ideas (or can be designed) • Clear functional requirements and examples • Access to Roblox API credentials (if needed) ⸻ Ideal Freelancer: • Experience with Roblox API or similar game API integrations • Skilled in full-stack web development (frontend + backend) • Knowledge of secure, fair game mechanics implementation • Ability to deliver a polished and user-friendly interface • Good communication and timely updates ⸻ Budget: $300-$600 (flexible depending on experience and timeline) Deadline: 2-4 weeks preferred ⸻ To Apply: Please share your portfolio of similar projects, your proposed tech stack, and estimated timeline. Bonus if you have experience with Roblox-related projects!
Project ID: 39692477
80 proposals
Remote project
Active 9 mos ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
80 freelancers are bidding on average $524 USD for this job

As a premier web and app development enterprise with over 18 years of industry experience, CnELIndia has a rich history of creating successful and innovative projects. Our comprehensive skillset, which includes Full Stack Development, HTML, JavaScript, Node.js, PHP, and Website Design, aligns perfectly with your project requirements. Moreover, our portfolio boasts extensive web development work like yours involving intricate user authentication systems and secure inventory management. We understand the importance of not only incorporating technical features but also focusing on the user experience (UI/UX) for a web-based game. Our team possesses a talent for designing interfaces that are aesthetically appealing, efficient and most user-friendly – just as you envision. For instance, we have created quite a few electronic gaming platforms with fair RNG (Random Number Generator) systems similar to your coinflip system. Finally, while we do not have specific experience with Roblox-related projects at the moment, our adaptability and technical expertise make us quick studies in new technologies. We are confident in our abilities to swiftly integrate Roblox API for authentication and inventory retrieval. Selecting CnELIndia for your Adopt Me coinflip website is not just opting for a service but granting yourself peace of mind, knowing that your project is in highly skilled hands! Thank you!
$500 USD in 7 days
9.1
9.1

Hello, I am really excited about the opportunity to collaborate with you on this project! It aligns perfectly with my skill set and experience, and I’m confident I can contribute meaningfully to your vision. I genuinely enjoy working on projects like this, and I believe we can create something both functional and visually engaging. Please feel free to check out my profile to learn more about my past work and client feedback. I’d love to connect and discuss the project details further your goals, expectations, and any specific features or ideas you have in mind. The more I understand your vision, the better I can bring it to life. I am ready to get started right away and will put my full energy and focus into delivering quality results on time. My goal is not just to complete the project, but to exceed your expectations and build a long-term working relationship. Looking forward to hearing from you soon! With regards! Divya
$750 USD in 7 days
8.3
8.3

Hi zangim, I'm excited about your Roblox Adopt Me coinflip website project as it aligns perfectly with our expertise. We've successfully built similar gaming platforms with secure user authentication, real-time game mechanics, and robust inventory management. Our team is skilled in Node.js and React, making us well-suited for your technical requirements, including Roblox API integration and fair RNG implementation. We can deliver a polished, mobile-friendly interface and ensure secure, scalable architecture. With clear functional requirements and your API credentials, we can start quickly and provide regular updates. Looking forward to discussing this exciting project with you. Best, Adil
$750 USD in 40 days
7.3
7.3

Hello, Thank you so much for posting this opportunity it sounds like a great fit, and I’d love to be part of it! I’ve worked on similar projects before, and I’m confident I can bring real value to your project. I’m passionate about what I do and always aim to deliver work that’s not only high-quality but also makes things easier and smoother for my clients. Feel free to take a quick look at my profile to see some of the work I’ve done in the past. If it feels like a good match, I’d be happy to chat further about your project and how I can help bring it to life. I’m available to get started right away and will give this project my full attention from day one. Let’s connect and see how we can make this a success together! Looking forward to hearing from you soon. With Regards! Abhishek Saini
$750 USD in 7 days
6.6
6.6

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
$250 USD in 5 days
6.1
6.1

Hello. In a similar project, I faced challenges with the Roblox API when fetching user inventories, but I resolved it by implementing a robust error handling strategy. I understand you need a secure coinflip site with user authentication and real-time interactions. My plan includes using Node.js for the backend and React for the frontend, ensuring a smooth user experience. I will implement a fair RNG system and a clear wallet feature for item transfers. I have experience with game APIs and can deliver within your budget and timeline.
$500 USD in 7 days
6.1
6.1

Hello! I’m excited about the opportunity to work on your Roblox Adopt Me coinflip website. With extensive experience in full-stack web development and specific expertise in integrating gaming APIs, I’m confident in delivering a secure and engaging platform. Recently, I developed a betting platform for a popular online game, which included user authentication, a secure wallet system, and real-time game mechanics, ensuring a smooth and fair experience for users. This project honed my skills in creating user-friendly interfaces and implementing robust security measures. For your project, I propose using Node.js with Express for the backend and React for the frontend, along with MongoDB for the database. The plan involves integrating the Roblox API for user authentication and inventory management while ensuring a fair RNG system for the coinflip mechanics. I’d love to discuss the details further and explore how we can create a standout platform together. Looking forward to your response! Best, Damandeep Singh
$250 USD in 7 days
5.8
5.8

Every step I take is aimed at achieving the results we set together. Results you can trust. I understand your need for a secure, user-friendly Roblox Adopt Me coinflip website like bloxblitz.com. My expertise in full-stack web development using Node.js with Express, React, and MongoDB align perfectly with your project requirements. To kick off this project successfully, I recommend the following steps: 1. Implement robust Roblox OAuth integration for seamless user authentication. 2. Develop a clean, professional UI for the frontend to enhance user experience. 3. Create a fair RNG system for unbiased winner selection in the coinflip game. While I am new to Freelancer, I bring years of experience in web development and a strong commitment to delivering high-quality, responsive solutions on time. Let's chat—I am eager to get started on this exciting project.
$400 USD in 14 days
5.7
5.7

With your ambitious project at hand, I assure you a very passionate commitment right from my very core. My name is Constantin Catalin, an experienced web & AI specialist who's well-versed in full-stack development using HTML, JavaScript, Node.js and PHP - all skills relevant to your project needs. Not only am I adept at creating interactive and user-friendly interfaces, but I also have a rich understanding of secure game mechanics which is key for a project like yours. Having executed numerous projects before, quality and meeting deadlines are values that I hold in high esteem. Paired with my proficiency in the Roblox API or similar game API integrations, I can confidently assure the implementation of a secure user authentication system through Roblox login integration along with fetching users’ Adopt Me inventory for betting purposes. As a cherry on top, my competitive pricing aligns with your budget range quite well without any compromise on quality expected from me. With every completed project, I build long-lasting relationships with my clients by providing ongoing support and consultation long after our initial work together has been concluded. With this dedication and commitment to excellence, I truly believe I'm the best fit for this important task. Let's create something extraordinary for your Roblox audience together!
$250 USD in 7 days
6.0
6.0

Hello, Hope you're doing great. I’m a full-stack developer experienced in building secure, real-time gaming platforms with integrations to third-party APIs. I can create your Roblox Adopt Me coinflip site featuring Roblox OAuth login, inventory fetching, and a provably fair RNG for coinflip results. For the backend, I recommend Node.js with Express for real-time performance, paired with MongoDB for flexible data management. The frontend will be built with React for a modern, responsive user interface like bloxblitz.com. I have hands-on experience with game API integrations and understand the importance of security, fair mechanics, and user-friendly design. I can deliver within your 2-4 week timeframe and provide regular progress updates. I have 4 years of experience in Website Development, Graphic Design, Website Design, Logo Design, WordPress, HTML, CSS, PHP, Full Stack Development, Website customization, theme customization, and API integrations. Let’s connect to discuss your vision—I’d love to bring this recruitment piece to life and help attract the next generation of firefighter/paramedics. Feel free to message me to get started! Regards, Adnan H.
$500 USD in 7 days
6.1
6.1

Nice to meet you zangim, My name is Anthony Muñoz, I express my interest in working on your project after carefully reading the requirements and concluding that they match my area of knowledge and skills. I am currently the lead engineer for the IT agency DSPro and I have more than 10 years of experience in the field. I have successfully completed a large number of similar jobs and I consider your project to be a challenge in which I would like to work and be able to make it a reality. Please feel free to contact me, it will be my pleasure to help you. I greatly appreciate the time provided and I remain attentive to any questions or concerns. Greetings
$900 USD in 7 days
5.9
5.9

Hello, I’d love to help you bring your Roblox Adopt Me coinflip website to life with a secure, polished, and user-friendly experience. From integrating Roblox login and fetching inventories to implementing a provably fair RNG system and real-time match lobbies, I can ensure every feature runs smoothly and securely. With a strong background in full-stack development and API integrations, I can deliver a robust platform that engages players and builds trust. Could you share if you prefer Node.js or Python for the backend, so we can align the tech stack from the start? Let’s turn your vision into a platform players will love. I’m ready to start immediately and keep you updated every step of the way. Best Regards, Ziaul.
$300 USD in 7 days
5.6
5.6

Hello, I am a seasoned developer with 9 years of experience specializing in WordPress, PHP, Core PHP, Node.js, and React. My expertise extends to designing and developing websites, creating user-friendly interfaces, and delivering tailored solutions that meet unique business needs. I pride myself on delivering high-quality, scalable, and efficient applications while adhering to deadlines and maintaining clear communication. Let’s collaborate to bring your vision to life!
$600 USD in 15 days
5.4
5.4

Hello, I’ll develop a custom software solution tailored to your specific requirements, ensuring efficiency, scalability, and a seamless user experience. The system will be fully responsive, optimized for performance, and designed for easy navigation and management. I focus on building solutions that not only work well but feel intuitive and smooth for real users. Questions: – What’s the main goal you want this software to achieve for your business? – Do you already have any designs or ideas for how it should look and feel? – Will the system need to connect with any other tools or platforms you currently use? I am a TOP Rated Freelancer, and you can check my reviews here as well: https://www.freelancer.com/u/techsty2014 Looking forward to potentially working together on this project.
$600 USD in 7 days
5.6
5.6

✋ Hi there. I can develop a secure and engaging Roblox Coinflip website tailored to your needs. ✔️ I have extensive experience in web development and game integration. In a recent project, I built a platform that allowed users to wager virtual items from popular Roblox games, featuring real-time statistics and secure wallet management. ✔️ My approach involves creating a user-friendly interface that integrates with Roblox games like Adopt Me, ensuring smooth item transactions. I will implement features such as live statistics, a secure wallet system, and a responsive chat feature to enhance user interaction. ✔️ I will also focus on ensuring the platform is secure and scalable, adhering to best practices in web development to provide a seamless experience for users. Please click the ‘Chat’ button so we can discuss your project in detail and get started. Looking forward to working with you! Best regards, Mykhaylo
$500 USD in 7 days
5.4
5.4

Hello zangim, I understand that you are looking to develop a Roblox Adopt Me coinflip website similar to bloxblitz.com. I will integrate Roblox login for user authentication, implement a secure system for managing accounts, and ensure a fair RNG system for selecting winners and transferring items. With expertise in PHP, JavaScript, Software Architecture, HTML, and Node.js, I will utilize Node.js with Express for the backend, React or Vue.js for the frontend, and MongoDB or PostgreSQL for the database. I will also implement HTTPS, data validation, and fair RNG for security. Effective communication will be maintained throughout the project to ensure your requirements are met. I have experience in full-stack web development and game API integrations, making me an ideal candidate for this project. Best regards.
$500 USD in 7 days
5.2
5.2

Hello Zangim, I hope you're doing well! I have reviewed your project description for the Roblox Adopt Me coinflip website, and I’m confident that I can deliver exactly what you need. With extensive experience in full-stack web development, particularly using Node.js and React, I can implement secure user authentication, seamless integration with the Roblox API, and engaging game mechanics similar to those found on bloxblitz.com. Your project excites me, especially the focus on fair RNG systems and user-friendly interfaces. I understand the importance of creating a polished product with features like user inventory displays and real-time notifications, and I'm prepared to create a responsive design that enhances the user experience across all devices. Please send me a message so that we can discuss more details, including your branding ideas and any specific functionalities you would like to prioritize. Best regards, Andrii
$700 USD in 5 days
5.1
5.1

⚠️!!NB!!⚠️YOU SET THE PRICE, i will comply and do double the work No reviews? That’s your edge. While others coast, I’m hungrier. I execute fast, sharp, and with something to prove. This project isn’t just work — it’s my statement. Your success is my reputation. I have expertise in Roblox API integrations, full-stack development, and fair game mechanics. With a keen eye for detail and seamless UI design, your project will shine. Let's bring your vision to life with efficiency and excellence. I’d love to chat more about your project! Regards, Casper
$400 USD in 7 days
5.2
5.2

This is exactly the kind of work I love doing. I have extensive experience in full-stack web development, with a focus on secure and user-friendly interfaces. I've integrated APIs like Roblox before and am skilled in implementing fair game mechanics. My portfolio showcases projects similar to your Roblox Adopt Me coinflip website, and I always meet deadlines. I'm happy to offer insights even if you don't go with me. Regards, Anne S.
$550 USD in 5 days
5.3
5.3

With my robust background in full-stack web development and proficiency in Node.js, JavaScript, PHP, and more, I'm confident that I possess the skills necessary to build your Roblox Adopt Me coinflip website. My experience extends to working with popular gaming APIs like the Roblox API which will undoubtedly help with user authentication, fetching inventories, and implementing secure game mechanics that align with your project's requirements. Moreover, I'm adept at handling robust databases like MongoDB or PostgreSQL which are crucial for storing large volumes of data securely. In line with your ideal freelancer profile, not only do I have experience with Roblox-related projects but I also have a deep appreciation for the need to deliver a polished and user-friendly interface. My time-efficient communication style ensures that you're always updated on the progress of the project - crucial when working within a preferred 2-4 weeks deadline. Ultimately, my drive lies in empowering digital transformations, and your project is no exception. This is why I believe that entrusting me with this task will yield real value. I look forward to discussing your brand name and logo ideas further and commencing on our exciting journey to transform your Adopt Me coinflip idea into an engaging reality!
$600 USD in 7 days
5.4
5.4

Tbilisi, Georgia
Member since Aug 12, 2025
$3000-5000 USD
€30-250 EUR
₹12500-37500 INR
$10-30 USD
$250-750 CAD
$250-750 USD
€250-750 EUR
$250-750 USD
$30-250 USD
€8-30 EUR
₹1500-12500 INR
$30-250 USD
$1500-3000 USD
₹1500-12500 INR
₹600-1500 INR
$25-50 CAD / hour
₹1500-12500 INR
₹600-1500 INR
₹750-1250 INR / hour
$30-250 USD