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I need a clean, reliable mobile app that runs on both iOS and Android and takes all the manual work out of organizing an 8-player doubles round robin. The core logic should automatically create every unique pairing so each player partners with everyone else exactly once (seven matches per person), then schedule the matches seamlessly. After each game, players or the host must be able to record the result with a single tap. Wins and losses should feed straight into a real-time leaderboard that awards points accordingly and reorders positions instantly when new scores arrive. Key flow I’m picturing • Players register in-app, pay their entry fee, and immediately see the full match list. • Payments need to accept both credit/debit cards and PayPal through a secure, PCI-compliant gateway. • Push notifications alert players of upcoming games or any schedule changes so nobody misses a court time. Tech freedom is yours—native or a robust cross-platform stack—as long as performance feels snappy on modern phones and the UI stays intuitive for non-technical users. I’ll look for: 1. A pairing algorithm that guarantees no duplicate teams or repeat partners. 2. A clear leaderboard view with automatic recalculation. 3. Smooth, sandbox-tested payment integration. 4. Solid push notification implementation (Firebase or similar is fine). 5. Clean, well-commented code and a brief hand-off guide. If that sounds straightforward, let me know your preferred tech stack and timeline so we can get matches rolling.
ID Projek: 40275564
110 cadangan
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Aktif 5 hari yang lalu
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110 pekerja bebas membida secara purata $4,164 USD untuk pekerjaan ini

With over 10 years of experience in mobile app development, specializing in creating intuitive solutions, I understand the challenges you face in organizing a seamless 8-player doubles round-robin matchup. The manual work involved can be time-consuming and prone to errors, which is why I am excited to help simplify this process for you. In the realm of sports-related solutions, I have successfully delivered projects that enhance user experiences and streamline operations. My expertise in creating clean, reliable mobile apps aligns perfectly with your vision for the Pickleball Round-Robin Matchup App. I have a proven track record in developing user-friendly interfaces, implementing payment gateways, and leveraging push notifications for real-time updates. I am eager to discuss your preferred tech stack and timeline to kickstart this project. Let's work together to bring your idea to life and revolutionize how players participate in round-robin matchups. Contact me to get started.
$4,000 USD dalam 45 hari
8.3
8.3

I’m a pickleball player myself :) Hello and thanks for posting the project. As a PB enthusiast myself, I’d be very excited to work on this project. My team includes 30+ highly talented developers and product managers with over 8 years of experience in the software development market. We would handle end-to-end development from design to development and deployment. Please contact us via chat to discuss further. Cheers! — The Coding Company
$10,000 USD dalam 60 hari
8.3
8.3

Hi, I’m Elias from Miami. I reviewed your scope carefully — the core risk isn’t the UI, it’s guaranteeing the round-robin logic (every partner exactly once) while keeping scheduling, scoring, and live standings dead simple for non-technical players. I’d build this as a cross-platform app (Flutter or React Native) with a small backend (Firebase or Node) to handle auth, match generation, real-time leaderboard updates, and push notifications. The pairing engine will generate 28 matches (8 players, 7 games each) with zero repeat partners, then schedule into rounds with conflict checks so no one is double-booked. Results entry is one tap (host mode optional), instantly recalculating points and positions. Payments: Stripe for cards plus PayPal support (via PayPal SDK or Stripe + PayPal where applicable), with webhooks to confirm entry and unlock the match list. Notifications via FCM/APNs for reminders and schedule changes. Clean code, tests for the pairing algorithm, and a short handoff guide. I have a few questions for clarification: Q1. How many courts and time slots should scheduling assume, and is it fixed duration per match? Q2. Scoring model: 1 point per win, or configurable (sets, margin, bonus)? Q3. Do you want offline scoring with later sync, or always online during the event?
$4,000 USD dalam 7 hari
7.8
7.8

Hello! This project sounds very clear and absolutely achievable, and we’d be excited to build a clean, reliable cross-platform app that fully automates your 8-player doubles round robin format. We would recommend using Flutter for a single high-performance codebase running smoothly on both iOS and Android. Flutter allows us to deliver a fast, intuitive UI that feels native while keeping development efficient and maintainable. The core of the app will be a custom pairing algorithm that guarantees every player partners with each other exactly once, with no duplicate teams or repeat partners. Match scheduling will be generated automatically, and the full list will be visible immediately after registration and payment. Results can be recorded with a single tap, triggering instant leaderboard recalculation and real-time reordering based on wins and points. For payments, we would integrate a secure, PCI-compliant gateway supporting both card payments and PayPal, fully sandbox-tested before launch. Push notifications will alert players about upcoming matches and schedule updates to ensure smooth coordination. Please, review our profile https://www.freelancer.com/u/tangramua where you can find detailed information about our company, our portfolio, and the client's recent reviews. Please contact us via Freelancer Chat to discuss your project in details. Best regards, Kateryna Sales department Tangram Canada Inc.
$4,500 USD dalam 7 hari
7.3
7.3

Hi, This isn’t just a scheduling utility — it’s a small competitive platform where fairness, clarity, and reliability directly shape user trust. The core objective is deterministic round-robin generation with zero duplication, instant score reconciliation, and a frictionless experience from payment to final leaderboard. The primary risk areas are algorithm integrity (ensuring mathematically correct partner rotation), real-time leaderboard recalculation under concurrent updates, and payment compliance. I’d architect the pairing engine as a deterministic service layer with validation checks to prevent duplicate team states. Match state and scoring would use transactional updates to avoid race conditions. For scale and maintainability, I’d recommend a clean separation between computation logic, payment gateway abstraction (Stripe + PayPal via secure PCI-compliant integration), and notification orchestration (Firebase Cloud Messaging). A cross-platform stack like Flutter or React Native with a lightweight backend (Node or serverless) would deliver performance while keeping future web expansion viable. Security, input validation, and idempotent payment handling will be structured from day one. If you’re building this for long-term scale, we should structure it correctly from day one. Best, SNR
$4,000 USD dalam 7 hari
6.9
6.9

Hello, I hope you are doing well. I understand that you are looking to build a MOBILE APPLICATION and I would be happy to help. I have extensive experience in designing and developing Application and have successfully delivered many projects. What I offer: -Development using the latest technologies -Daily project updates and clear communication -On-time delivery within the agreed timeline -Complete source code provided after project completion -One year of support for the developed work -10+ years of experience in web and app development -Fully responsive, fast-loading, and SEO-friendly design -A powerful super admin panel to manage the entire system Please feel free to initiate a chat so we can discuss your requirements in detail. Thank you and regards, Dheeraj K.
$3,000 USD dalam 25 hari
7.0
7.0

Hi there, Regarding your project, the real challenge lies in optimizing data throughput without compromising system integrity. Many overlook the subtle timing mismatches that can bottleneck your process. I ensure a seamless integration by aligning all components to deliver peak performance consistently. I once revamped a client's data pipeline, reducing latency by 40% while improving throughput, which dramatically enhanced their operational efficiency. I include 30 days of post-deployment bug-fixing. How do you currently handle asynchronous data processing? Let's discuss how I can help.
$3,000 USD dalam 7 hari
5.7
5.7

Hi there, We’ve developed similar apps that automate complex workflows, like a tennis app where players can book courts and manage matches. We also built a dedicated web app for admins to manage players, matches, and results, which could be a valuable addition for your project. For your app, we’ll create a robust backend that can handle multiple frontends—web, iOS, and Android—so you can expand later without major rework. We’ll also ensure the UI is intuitive for all users, regardless of their tech skills. Let’s schedule a 10-minute call to discuss your project in more detail and see if I’m the right fit. I usually respond within 10 minutes. Best regards, Adil
$4,400 USD dalam 21 hari
5.7
5.7

Hi, I can build a clean, high-performance mobile app that fully automates your 8-player doubles round robin—removing all manual scheduling and score tracking. Here’s how I’ll approach it: • Develop a custom pairing algorithm that guarantees every player partners with each other exactly once (no duplicate teams, no repeat partners). • Auto-generate the full match schedule instantly after registration. • Implement one-tap result entry with real-time leaderboard recalculation and instant reordering. • Integrate secure, PCI-compliant payments via Stripe (cards) and PayPal, fully sandbox-tested before launch. • Enable push notifications for match reminders and schedule updates. • Deliver clean, well-documented code plus a concise hand-off guide for future maintenance. The UI will be minimal, intuitive, and fast—designed specifically for non-technical users during live match play. Estimated timeline: 4–6 weeks including testing and payment verification. Best Infineosoft
$5,000 USD dalam 50 hari
5.6
5.6

Hi, I’m a Full-Stack Developer with 7 years of experience building mobile apps with real-time logic, payments, and push notifications. I would build this in Flutter for a single clean codebase across iOS and Android, backed by a lightweight cloud backend (Firebase or Supabase) for real-time leaderboard updates and notifications. I’ll implement a pairing algorithm that guarantees no duplicate teams and ensures each player partners with every other player exactly once. Results will update the leaderboard instantly with automatic point recalculation. Payments will be integrated securely using Stripe (cards) and PayPal with sandbox testing before release. Push notifications will alert players about match times and schedule changes. You’ll receive clean, well-commented code, internal test builds, and a brief handoff guide so you can manage events confidently.
$4,000 USD dalam 45 hari
5.1
5.1

⭐⭐⭐⭐⭐ Create a Mobile App for Smooth 8-Player Doubles Round Robin Matches ❇️ Hi My Friend, I hope you are doing well. I reviewed your project needs and see you are looking for a mobile app that organizes an 8-player doubles round robin. Look no further; Zohaib is here to help you! My team has successfully delivered 50+ similar projects for mobile applications. I will create an app that automatically manages unique pairings, schedules matches, and provides a real-time leaderboard. ➡️ Why Me? I can easily build your mobile app as I have 5 years of experience in app development, specializing in both iOS and Android platforms. My expertise includes UI/UX design, payment integration, and real-time data handling. Additionally, I have a strong grip on technologies like Firebase for notifications and secure payment gateways. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. Looking forward to discussing this with you in our chat. ➡️ Skills & Experience: ✅ Mobile App Development ✅ iOS & Android Platforms ✅ UI/UX Design ✅ Payment Gateway Integration ✅ Real-Time Leaderboards ✅ Pairing Algorithms ✅ Push Notifications ✅ Data Management ✅ App Testing ✅ Clean Code Practices ✅ User Registration ✅ Secure Transactions Waiting for your response! Best Regards, Zohaib
$3,400 USD dalam 2 hari
5.2
5.2

I’ve built apps that manage complex player rotations and leaderboards, so I understand how important it is to get the pairings and scoring right without manual work. I’ll create an algorithm that ensures every player partners with each other exactly once, and schedules the seven matches per player without overlap. For payments, I suggest Stripe (for cards) plus PayPal via their SDKs, both PCI-compliant and smooth on mobile. Push notifications using Firebase will keep everyone on track with match times and updates. Two quick points to clarify: 1) Should the scheduling avoid players having back-to-back matches if possible? 2) Will all matches happen simultaneously or staggered to fit court availability? I’ll share clean, commented code and a short guide so the app is easy to manage going forward. Let me know if you prefer React Native or Flutter—I’m comfortable with either for cross-platform and fast UI. Ready to start as soon as you are and get those matchups rolling!
$3,000 USD dalam 7 hari
4.5
4.5

As an experienced professional in mobile app development with specific knowledge and expertise in payment gateway integration, I am confident that I can deliver the efficient and streamlined pickleball round-robin matchup app you envision. My team has built robust systems for various industries, including finance and operations, demonstrating our ability to create secure and scalable applications according to precise requirements. Our numerous repeat clients have repeatedly praised the quality of our work, with a high rating of 4.9★ and 100+ verified reviews, trust me to deliver. Your project's integration needs align well with the skills I possess. I have significant experience building applications that handle complex data-driven features and seamless payment gateways—a necessity for your required tournament payment system. Drawing on my past triumphs, I ensure smooth implementation while maintaining complete data security through PCI-compliant gateways. Moreover, my team follows a client-centered approach that first comprehends the intricacies of your business and then designs a solution tailored to your specific needs. This guarantees an intuitive user interface that will be accessible to everyone. I am excited to discuss your preferred tech stack and timeline further and demonstrate why we are the optimal choice for transforming this idea into a reality that excels in functionality and performance.
$4,200 USD dalam 36 hari
4.3
4.3

Hello, I see you need assistance with building a cross platform mobile app that automates doubles round robin match scheduling, player registration, payments, and real time leaderboard updates. I have 8 years of experience in mobile app development, building high performance iOS and Android applications with secure payment integrations and real time data features. Your job posting aligns perfectly with my skills and interests. I am a great fit for this role because: • Strong experience in cross platform mobile app development with scalable backend logic and real time updates • Expertise in secure payment gateway integration including credit card and PayPal transactions • Experience implementing push notifications, scheduling systems, and intuitive mobile user interfaces My deliverables for this project: • Cross platform mobile application with automated round robin pairing algorithm and match scheduling • Real time leaderboard system with instant score updates and player ranking recalculations • Secure payment integration, push notifications, and clean well documented code with handoff guide Are you available to discuss further? Best regards, Alex Vydrin
$4,000 USD dalam 7 hari
4.0
4.0

Hi there. The tricky part isn’t the UI, it’s getting the pairing logic 100% correct so no partners repeat and the schedule still flows smoothly. If that algorithm is even slightly off, the whole tournament feels unfair. I’d lock that down first with tests before we even think about payments or push. I’d build this in React Native (or Flutter if you prefer) for a clean shared codebase across iOS and Android. The round-robin generator would guarantee each player partners with every other exactly once, auto-create the match order, and feed results straight into a real-time leaderboard. One tap to record a win, instant recalculation, no refresh weirdness. For payments, I’d integrate Stripe (cards) + PayPal securely in sandbox first, fully PCI-compliant. Push notifications via Firebase for match reminders and updates. Clean code, well-commented, simple handoff doc. Timeline: 4-6 weeks for polished MVP. This should feel fun and effortless for players, not like admin work.
$3,000 USD dalam 7 hari
3.8
3.8

Hello! I've been recommended by a Freelancer Recruiter. Nice to meet you. I've just completed a similar sports tournament app for another client who needed a seamless match scheduling system. I'm the perfect fit for your Pickleball Round-Robin Matchup App project because I've got extensive experience with native mobile development, cross-platform stacks, and robust pairing algorithms that guarantee unique match combinations. To deliver your project, I'll leverage a combination of React Native for cross-platform compatibility, a robust pairing algorithm, and a seamless payment integration using a secure PCI-compliant gateway. I'll also implement a smooth push notification system using Firebase, ensuring timely reminders for upcoming games and schedule changes. For example, my previous project reduced manual work by 80% and launched with zero downtime for 6 months. Multiple 5-star reviews on real-time sports apps and mobile payment integrations are a testament to my expertise. Happy to hop on a quick call (no obligation) to discuss architecture, timeline, and a clear plan + quote. Chris | Lead Developer | Novatech
$5,000 USD dalam 7 hari
3.5
3.5

Hello, I’m excited about the opportunity to contribute to your project. With my expertise in cross-platform mobile development (Flutter or React Native), payment integrations (Stripe for cards + PayPal), and real-time scoring/notifications, I can deliver a clean iOS/Android app that generates a true 8-player doubles round-robin where every player partners with every other exactly once and the full schedule is ready immediately after signup. I’ll tailor the build around one-tap result entry, instant leaderboard recalculation, and reliable push notifications for upcoming matches or changes, with sandbox-tested payments and a simple admin/host flow to keep everything smooth for non-technical users. You can expect clear communication, fast turnaround, and a maintainable, well-documented codebase with a brief hand-off guide. Best regards, Juan
$3,000 USD dalam 7 hari
2.8
2.8

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