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PROJECT BRIEF – Leaderboard Reward Drop App (MVP) Project Goal Build a gamified, skill-based web application featuring two minigames, a weekly leaderboard, and non-cash rewards. This project is NOT a gambling product: no random outcomes no cash or cash-equivalent prizes no pay-to-win mechanics The goal is to deliver a lean MVP for market validation. PROJECT SCOPE (MVP ONLY) Web application (mobile-first UI) Clean, scalable architecture No unnecessary features or overengineering Focus on functionality, stability, and legal safety USER FEATURES Registration & Profile Email + password authentication GDPR consent checkbox Age confirmation (18+) Username and avatar Language selection (HU / EN) MINIGAME #1 – Focus Reflex Type: Reaction time test Gameplay: A visual signal appears User clicks as fast as possible 5 reaction measurements per session Scoring (server-side): < 250 ms → 100 points 250–350 ms → 70 points 350–450 ms → 40 points 450 ms → 10 points Limits: Maximum 1 play per user per day Maximum 100 points per day MINIGAME #2 – Impulse Control Type: Go / No-Go self-control game Gameplay: “GO” signal → user must click “NO” signal → user must not click 20–30 rapid events per session Scoring: 0 mistakes → 100 points 1 mistake → 70 points 2 mistakes → 40 points 3+ mistakes → 10 points Limits: Maximum 1 play per user per day Maximum 100 points per day POINT SYSTEM (CORE LOGIC) Points are awarded only for successful minigame completion No random point generation No point purchasing All scoring must be calculated server-side Basic anti-cheat (reject unrealistic inputs) LEADERBOARD Weekly leaderboard (Monday 00:00 – Sunday 23:59) Ranking based on total points Tie-breaking rules: Lower total playtime Earlier achievement of score Automatic weekly reset WEEKLY REWARD DROP Executed once per week after leaderboard closes Rewards are performance-based, not random Reward Types: Top 1–3: Physical reward (manual admin fulfillment) Top 4–30: Digital perks (in-app only) No lotteries No random draws No cash or cash-equivalent rewards SUBSCRIPTIONS (MINIMAL SCOPE) Base Subscription Provides: Detailed user statistics Full leaderboard visibility Participation in weekly reward drops Paid Convenience Perks (Upsell) One streak protection per month Additional statistics views Users must NOT be able to buy: points leaderboard positions winning chances PUSH NOTIFICATIONS (MVP LEVEL) Technology: Firebase Cloud Messaging (FCM) Required Push Triggers: Daily reminder – “Your daily game is available” Streak warning – “Your streak ends today” Leaderboard movement – “You moved up/down” Weekly reward drop – “Weekly rewards are live” Inactivity reminder (after 3 days) No marketing automation No segmentation No A/B testing ANIMATIONS (LIGHTWEIGHT ONLY) Required Micro-Animations: Button press feedback Point increase animation Leaderboard position change Reward reveal (simple confetti or glow effect) Explicitly Excluded: 3D animations Cinematic intros Character animations Complex game visuals Implementation: CSS and/or Lottie (reusable components) LANGUAGE SUPPORT Full HU + EN support Proper i18n implementation No hardcoded UI text Default language based on browser locale ADMIN PANEL (MINIMAL) User list Manual leaderboard reset Reward assignment status CSV export LEGAL DESIGN CONSTRAINTS (MANDATORY) No random outcomes No cash prizes No cash-equivalent rewards Skill-based ranking only Must NOT qualify as gambling REQUIRED DELIVERY Fully working web application Two minigames implemented Weekly leaderboard and reward drop logic Push notifications as defined above Subscription system Clean, documented code EXCLUDED FEATURES (NOT PART OF MVP) Random draws or lotteries Cash prizes Point purchasing Pay-to-win mechanics Additional minigames FEATURE PRIORITY (IF SCOPE ADJUSTMENT IS NEEDED) If scope reduction is required, features must be prioritized in this order: Core logic (minigames, points, leaderboard) Push notifications Micro-animations UI polish FINAL NOTE This is a lean MVP, not a finished product. The focus is correct logic, legal safety, and measurable engagement.
ID-ul proiectului: 40133796
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102 freelanceri plasează o ofertă medie de $4.252 USD pentru proiect

Having built a plethora of versatile applications, including robust games and scalable mobile apps, I am confident in tailoring this leader-board reward drop app to meet your unique needs. Not only is my team at ZAWN Tech accomplished in the ropes of game development and mobile app creation, but we also excel in delivering streamlined, effective code that boasts high functionality and legal safety - making it an ideal fit for your non-gambling project. Furthermore, my extensive experience with Blockchain applications can significantly elevate your subscription & reward systems. We've specially worked on Web3 platforms, Smart Contracts, NFTs and DApps Development with Ethereum, BSC, Polygon etc. This expertise will ensure that your users have a smooth, secure experience during token-based activities without accidentally treading into gambling territory. My commitment to clean code practice also facilitates running fraud checks on user input for fair play. Lastly, as a seasoned developer with 200+ recommendations, I understand the need for consistent communication and unwavering support. My dedication to clear communication will enable us to meet and exceed all your expectations during this project's journey together. Look no further - choose me and the ZAWN Tech team to create a truly market-validating MVP that combines our skills in game creation, mobile app development, commitment to legal safety and more!
$5.000 USD în 30 zile
8,8
8,8

I understand that you are looking to develop a Leaderboard Reward Drop App (MVP) focused on gamification, skill-based minigames, and non-cash rewards. Your project goals align perfectly with my expertise in developing interactive web applications and implementing engaging gameplay mechanics. I have a solid track record in building gamified applications across various industries, including fintech and eCommerce. My experience in developing minigames, such as reaction time tests and self-control games, ensures that your project's core features will be implemented effectively. With a strong background in blockchain technology and AI/ML development, I can also integrate innovative solutions to enhance user engagement and data-driven insights for your project. Let's collaborate to bring your vision to life. Feel free to message me to discuss further details and kickstart the development of your Leaderboard Reward Drop App (MVP).
$4.000 USD în 45 zile
8,2
8,2

HELLO, WE HAVE BUILT SKILL-BASED, GAMIFIED WEB APPLICATIONS WITH LEADERBOARDS, SUBSCRIPTIONS, AND STRICT NON-GAMBLING CONSTRAINTS, AND WE CLEARLY UNDERSTAND THE LEGAL AND TECHNICAL SENSITIVITY OF THIS MVP. I FULLY UNDERSTAND YOUR GOAL: DELIVER A LEAN, MOBILE-FIRST WEB MVP WITH TWO SKILL-BASED MINIGAMES, SERVER-SIDE SCORING, WEEKLY LEADERBOARDS, AND PERFORMANCE-BASED REWARDS — WITH ZERO RANDOMNESS, ZERO CASH ELEMENTS, AND NO PAY-TO-WIN MECHANICS. With 8+ years of experience building scalable web platforms and gamified systems, I will implement clean server-authoritative logic for minigames, points, limits, anti-cheat, and leaderboard resets. The architecture will be simple, auditable, and legally safe, with proper i18n (HU/EN), Firebase push notifications, lightweight animations, and a minimal admin panel for control and exports. APPROACH → Architecture & data model → auth & profiles → minigames & scoring → leaderboard & reward logic → subscriptions → push notifications → polish & delivery INCLUDED: ✔ FULLY WORKING MVP WEB APPLICATION (MOBILE-FIRST) ✔ TWO SKILL-BASED MINIGAMES (SERVER-SIDE LOGIC) ✔ WEEKLY LEADERBOARD & REWARD DROP (NON-RANDOM) ✔ SUBSCRIPTIONS (NO PAY-TO-WIN) ✔ FCM PUSH NOTIFICATIONS (AS SPECIFIED) ✔ HU / EN i18n IMPLEMENTATION ✔ CLEAN, DOCUMENTED CODE & ADMIN PANEL LOOKING FORWARD TO DISCUSSING TIMELINE AND NEXT STEPS.
$4.000 USD în 7 zile
8,3
8,3

Hello, I’ve carefully reviewed your MVP brief and the legal-first, skill-based positioning is very clear. This is exactly the kind of lean, logic-heavy product where correctness, server authority, and clean architecture matter more than visual excess—and that’s where I add the most value. *** Server-side scoring and anti-cheat logic for both minigames, enforcing daily limits and realistic inputs *** Deterministic weekly leaderboard with strict t ie-breaking and automated reset/reward execution *** Subscription-gated features implemented without any pay-to-win or score influence From a delivery standpoint, I would focus on a mobile-first web app with a scalable backend where all game state, scoring, limits, and rewards are calculated centrally to ensure legal safety. Internationalisation, GDPR consent, age checks, and subscription rules would be treated as first-class logic, not UI afterthoughts. *** Clean separation between game logic, leaderboard engine, and notification triggers *** Firebase Cloud Messaging wired only to defined system events (no marketing noise) *** Lightweight animations using reusable components without impacting performance I have 10+ years of experience building secure, rule-driven web platforms, including gamified systems, leaderboards, subscriptions, and compliance-sensitive logic. I’m confident managing this project end to end—from architecture and implementation to a stable, Julian
$3.333 USD în 7 zile
8,4
8,4

How will you ensure the web application remains engaging while adhering strictly to non-gambling regulations? I can help you build a gamified web application with a clean, modular architecture that focuses on functionality and scalability. With 5+ years of experience in web development, I specialize in creating engaging user experiences. For the minigames, I’ll implement server-side scoring and anti-cheat mechanisms, ensuring fair play and stability. Your emphasis on legal compliance will be paramount throughout the project, and I’m prepared to provide a fully functioning MVP with the required user features, leaderboard, and push notifications. Let’s work together to create a compelling and safe gaming environment. Best Regards, Badar Madni
$5.000 USD în 45 zile
7,2
7,2

✅ Skill-Based Web App MVP | Leaderboard & Rewards Hello, I can build this lean, non-gambling MVP exactly as described, with server-side scoring, clear limits, and full legal safety (no randomness, no cash, no pay-to-win). What I’ll deliver • Mobile-first web app • Two minigames (Focus Reflex + Impulse Control) • Server-side scoring + anti-cheat • Weekly leaderboard with tie-break rules • Performance-based rewards (no RNG) • Subscription (stats + leaderboard access) • Push notifications via Firebase • HU / EN language support • Minimal admin panel + CSV export Tech stack • React (frontend) • Node.js (backend) • PostgreSQL • Firebase Cloud Messaging • CSS / Lottie animations I focus on correct logic, legal safety, and fast validation, not overengineering. Happy to discuss scope priorities or risks before starting. Thanks, Purnima
$4.000 USD în 25 zile
7,1
7,1

Hello plz check my profile and clients outstanding feedback related to your project- I'll develop your leaderboard reward drop gaming app project according to your requirement- I'm senior video game developer with 9+ year experience with my professional developers & artist team & i have developed alot of small/medium & big games project of Arcade,simulation, puzzle , hyper causal , shooting , casino, card, racing,multiplayer, open world Nft blockchain games & other online/offline games according to my clients requirement for different platform (Android/ios/PC/web/AR/VR) Quality graphics, Fast service suitable price, unlimited revision & 100% client satisfaction is my first priority Come inbox & lets start Thanks
$3.000 USD în 45 zile
6,7
6,7

Hi I have read your requirements and I am sure I will be able to help you. Please message me so that we will have detail technical discussion. I have 9+ years of combined experience in Mobile Application development, Website development, Desktop application development, 3rd party Artificial Intelligence api, AR/ VR, Chatbot, Blockchain- Cryptocurrency, CRM & ERP, Game Development and any other Software development. Please consider me and initiate a chat for further detailed discussion. Regards, Anju
$4.000 USD în 45 zile
6,5
6,5

With over a decade of experience in web and mobile app development, I am confident that Carol Data Technology is the perfect fit for your Leaderboard Reward Drop App project. Our team of skilled professionals specializes in creating clean, scalable architectures while prioritizing functionality, stability, and legal safety - all essential components you've emphasized for your skill-based web application. We also understand the importance of GDPR compliance and can ensure all user data is handled ethically and securely. Having a deep understanding of Javascript, PHP, WordPress, and more enables us to create feature-rich platforms that perfectly meet client requirements. We have significant proficiency in mobile app development, including Android, iOS App(iPhone, iPad), Flutter, and React Native which can be perfectly-integrated into your mobile-first UI. At Carol Data Technology we don't just deliver working solutions. We provide continued support as well as 100% satisfaction guaranteed, so even after final delivery you can rely on us for any kind of assistance. Our primary objective is to build value-added applications for our clients while fostering long-lasting business relationships - let's make this app a game-changing MVP!
$3.000 USD în 7 zile
6,0
6,0

Hello, At LiveExperts, we take pride in developing high-stake applications with meticulous attention to detail - just like your Leaderboard Reward Drop App. Not only have we mastered the programming languages and systems needed to bring this project to life, but we also have a deep understanding of the intricacies of gamifying digital platforms. Our extensive experience in Game/Web Development using languages such as UNREAL, Unity 3D and IOS/Android app development positions us perfectly to meet your high standards for this project. Moreover, our skills in Statistics and Data Analysis are ideal for the server-side scoring and leaderboard features of your app. We have proficiency in SPSS, Minitab and R programming - tools that would allow us to prevent cheating and ensure fair gameplay by implementing an effective anti-cheat mechanism. Additionally, our expertise with Big Data Platforms such as Hadoop and Spark empowers us with the capability to deliver performance-based rewards accurately, based on user performance. As engineers and developers who value client satisfaction above all else, we assure you of a lean MVP that adheres strictly to your vision. Our team is well versed in delivering clean, scalable architecture under tight timelines without compromising functionality or stability. We understand the importance of legal safety for your app so there will not be any gamble like features such as random outcomes, cash prizes or p Thanks!
$5.000 USD în 1 zi
5,6
5,6

Hi there, We’ve developed similar web apps that use gamification to boost user engagement, including a product that tested users’ focus and attention. We understand how to create a fun experience while ensuring the core logic is robust and reliable. With our extensive experience in web development, we can build a fully responsive, fast-loading, and secure app that works seamlessly across all devices. We also have dedicated resources for UI/UX design, so you can get a fully polished product without relying on external designers. Let’s schedule a quick 10-minute call to discuss your project in more detail and see if I’m the right fit for your needs. I’m looking forward to hearing more about this exciting project. Best, Adil
$4.477,37 USD în 21 zile
5,7
5,7

With my diverse and extensive skills in game development and mobile app development, I am confident in my ability to successfully execute this gamified, skill-based web application project. Over the past 5+ years, I have demonstrated my proficiency in Unity Game Development, a skill I believe is essential for the creation of captivating games such as the ones needed for this project. Additionally, I possess solid knowledge and experience in areas like VR/AR and AWS DevOps that can significantly enhance your project's quality and scalability. My mastery in Unity Game Development can ensure that your web application emulates an engaging and dynamic gaming experience by implementing the two required minigames flawlessly. Whether it's managing the reaction time measurements or implementing the "Go / No-Go" self-control game mechanics, rest assured that accuracy and precision would be paramount in my deliverables. Lastly, my proven track record of delivering high-quality projects and my passion for innovation make me more than qualified to handle all aspects of this job from user features like registration & profile management to technical implementation details like push notifications or CSV export on the admin panel. I am sincerely excited about this opportunity to contribute to a project with such a unique vision and assure you that our collaboration will yield results that exceed your expectations.
$4.000 USD în 7 zile
6,3
6,3

Projects like this excite me because they push me and keep the work interesting. I appreciate your emphasis on creating a clean, scalable architecture for the Leaderboard Reward Drop App, ensuring a polished and intuitive user experience while maintaining legal safety in a gamified environment. With proven experience in mobile app and game development, I specialize in delivering practical solutions that engage users and drive measurable results. Happy to outline how I would turn this plan into a working solution. Chat soon, Fred S
$3.500 USD în 7 zile
5,8
5,8

I can build this lean, skill based MVP with two daily limited minigames, fully server side scoring, a weekly leaderboard with deterministic tie breaks, and a non random reward drop that stays legally safe. → MVP architecture . Mobile first web app with clean modular backend and API driven frontend . Server side scoring only, no client trusted points . GDPR consent, 18 plus confirmation, HU EN i18n with locale default → Minigames and anti cheat . Focus Reflex with 5 measures, daily limit enforcement, max 100 points . Impulse Control Go No Go with 20 to 30 events, daily limit enforcement, max 100 points . Reject unrealistic timings, validate session duration, signed session tokens, rate limits → Leaderboard and rewards . Weekly window Monday 00:00 to Sunday 23:59 with automatic reset . Tie breaks by lower total playtime then earlier achievement timestamp . Reward drop job after close, Top 1 to 3 physical manual fulfillment, Top 4 to 30 in app perks . Admin panel for users, reward status, reset, CSV export → Subscriptions and push . Base subscription for stats, full leaderboard, reward eligibility . Upsell perks like streak protection and extra stats, no buying points or chances . FCM triggers exactly as listed, no marketing automation → Timeline . MVP build and QA: 3 to 5 weeks depending on UI depth and subscription provider Best regards, Abdul Hadi Full Stack Web Developer
$3.000 USD în 31 zile
5,9
5,9

Hi there, I’m excited about the Leaderboard Reward Drop App project! As a top California freelancer with a strong track record and 5-star reviews, I specialize in building engaging web applications that meet user needs while ensuring legal safety and functionality. With my experience in mobile-first design and game development, I am confident I can deliver a lean MVP that captures user engagement without unnecessary features. By implementing the skill-based minigames and integrating a reliable scoring system, I will ensure a balanced gameplay experience while adhering to the defined constraints. I look forward to collaborating closely with you to refine the project and ensure it meets market demands. Let’s chat further about your vision! What specific metrics or feedback do you expect to track for market validation? Best regards,
$4.885 USD în 5 zile
5,0
5,0

Hi I can build a lean, mobile-first MVP that delivers your two skill-based minigames, server-validated scoring, and a legally safe weekly leaderboard system. The key technical challenge here is enforcing strict non-gambling logic while preventing abuse, ensuring all points, limits, and tie-breaks are calculated securely server-side. I solve this by implementing authoritative game validation, daily play caps, reaction-time sanity checks, and deterministic leaderboard ranking with precise reset windows. The weekly reward drop will be performance-based only, with manual fulfillment support and no randomness, lotteries, or cash-equivalent mechanics. Subscriptions will be limited to visibility and convenience perks, with hard guards preventing any impact on points, rankings, or winning chances. Push notifications via FCM will be event-driven and minimal, aligned exactly with your defined triggers and no marketing automation. The result is a clean, scalable, well-documented MVP focused on correctness, compliance, and measurable engagement. Thanks, Hercules
$5.000 USD în 25 zile
5,1
5,1

Hello! As per your project post, you are looking to build a leaderboard based reward drop web application that uses skill driven minigames to rank users weekly and distribute non cash rewards. The platform will feature two daily play minigames a points based ranking system and performance based rewards while strictly avoiding any gambling mechanics. The goal of this project is to launch a legally safe mobile first MVP focused on fairness stability and market validation. My focus will be on developing a clean scalable web application with strong server side control over game logic scoring and limits. I will implement user registration with consent and age confirmation two daily limited minigames weekly leaderboard calculation with deterministic tie breaking automated reward drop execution subscription and a minimal admin panel for operational control. The experience will remain lightweight engaging and compliant without unnecessary complexity. I specialize in building gamified and competition driven platforms where fairness transparency and reliability are critical. My approach emphasizes clear separation of logic backend validation anti abuse safeguards and a responsive mobile first interface that supports long term scalability without legal risk. Let’s connect to confirm priorities validate scope boundaries and map out a smooth execution plan for this compliant leaderboard based MVP. Best regards, Nikita Gupta.
$3.000 USD în 45 zile
5,1
5,1

Hi, there. The hardest part of this project isn’t building the games — it’s enforcing provable skill-based logic while keeping weekly resets, rewards, and subscriptions cleanly separated. That’s where similar “non-gambling” products quietly cross regulatory lines. I’ve built systems where all scoring, limits, and tie-breaks live server-side, with defensive validation against unrealistic inputs and repeat plays. If even one of those checks leaks into the client, leaderboard integrity is gone. I’d implement both minigames with deterministic scoring, strict daily caps, and audit-friendly logs. The leaderboard would be computed from immutable weekly records, then reset automatically after reward processing. Subscriptions unlock visibility and convenience only — never advantage. Push notifications, i18n (HU/EN), and micro-animations would layer on top of stable core logic, not compete with it. Do you already have a legal opinion confirming this structure in your target jurisdictions?
$4.000 USD în 7 zile
4,7
4,7

Hello. I propose to build a mobile-first, skill-based web application that fully complies with your non-gambling and legal-safety constraints while delivering a clean, scalable MVP. The frontend will focus on fast, responsive gameplay for both minigames, with lightweight CSS/Lottie micro-animations and full HU/EN i18n support. All core logic—including scoring, limits, anti-cheat validation, leaderboard ranking, and weekly resets—will be calculated and enforced server-side to prevent manipulation. A secure backend will manage authentication, subscriptions, daily play limits, leaderboard aggregation, and reward eligibility. Firebase Cloud Messaging will be integrated strictly for the defined notification triggers, without marketing automation or segmentation. The weekly reward drop will be deterministic and performance-based, with admin-controlled fulfillment tracking for physical and digital rewards. A minimal admin panel will allow user management, manual leaderboard resets, reward status updates, and CSV exports. The final delivery will be a fully functional, documented MVP optimized for stability, maintainability, and future iteration. Regards, justin.
$4.000 USD în 7 zile
4,9
4,9

Hello With a prolific decade-long career focused on mobile app and game development, I bring valuable skills and knowledge to your project. From advanced Unity3D and C# capabilities to proficiency in Unreal Engine and C++, I possess the toolset required to build sleek, comprehensive, high-performance applications like the leaderboard reward drop app you need. During my career, I have masterfully developed many successful apps, some with over a million downloads. Notably, I've also enhanced a VR rendering pipeline by as much as 40% and designed AI systems that significantly improved the performance of a popular strategic game. These achievements highlight my dedication to delivering quality results while ensuring optimal functionality and stability. Best Regards, Timothy B.
$4.500 USD în 60 zile
4,8
4,8

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