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I need a seasoned mobile developer to turn my rewards-optimization concept into a polished, production-ready app on both iOS and Android. The core of the project is a rules-driven engine that evaluates a user’s card type, current points balance, and stated goal—whether that is travel, shopping, vouchers, or straight cash back—and instantly surfaces the smartest redemption strategy. Because the logic layer is far more complex than a typical CRUD workflow, I am looking for someone comfortable designing and testing algorithms that weigh multiple variables and can be updated easily as issuers change their programs. A feature-rich interface is essential: users should be able to drill into detailed comparisons, simulate different scenarios, and see real-time point valuations without feeling overwhelmed. Biometric authentication (Touch ID, Face ID, compatible Android sensors) is the default sign-in method we want, so please factor in any SDK or OS-level requirements for that. I am flexible on the tech stack—native Swift + Kotlin, Flutter, or React Native are all options—as long as the final build is fast, secure, and passes App Store and Play Store review. You will also help set up a straightforward admin panel or config file so I can adjust reward rules without redeploying the entire app. Deliverables: • Cross-platform mobile app with biometric login and a responsive, detail-oriented UI • Modular rewards engine with unit tests and clear documentation • Simple admin interface or config system for adding/editing card rules • Deployment support through App Store Connect and Google Play Console, including test builds If you have shipped logic-heavy FinTech or loyalty apps before, let’s talk timelines and your preferred approach to the algorithm.
Project ID: 40200365
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76 freelancers are bidding on average $565 USD for this job

Hi there, Me and my team are excited to help you turn your rewards-optimization concept into a polished, production-ready mobile app. We have extensive experience building logic-heavy FinTech and loyalty apps, and we understand the importance of delivering a fast, secure, and user-friendly experience on both iOS and Android. We will provide you with a cross-platform mobile app built in Flutter, which is the best choice for rapid development, maintainability, and consistent performance across platforms. The app will include biometric login (Face ID, Touch ID, and Android sensors), a responsive and intuitive UI, and a modular rewards engine that can handle complex calculations while remaining easy to update as reward programs change. We will start with the design phase, where we will create a clean, user-friendly interface that makes complex information easy to understand. In this phase, you can provide feedback and guide the look and feel of the app to match your vision. Then we will move on to developing the rewards engine and integrating it with the UI. During this phase, we will implement all the algorithmic logic, scenario simulations, and real-time updates while ensuring the app is fast, secure, and scalable. Looking forward to working with you on this exciting project and helping your concept reach users with a polished, professional app. Thanks, Rahul
$500 USD in 7 days
7.9
7.9

Credit Card Rewards Optimizer project caught my eye as a seasoned developer. My expertise in Java, Mobile App Development, iPhone, Android, and Algorithm perfectly align with the requirements. I am confident in delivering a fast, secure, and user-friendly app. The budget is adjustable based on project scope. Let's discuss timelines and algorithm approach. Please review my profile showcasing 15 years of experience. Your satisfaction is my priority. I am ready to start working immediately to demonstrate my dedication. Eagerly awaiting your response.
$525 USD in 10 days
7.1
7.1

Hello, Your rewards optimisation concept will be turned into a polished, production ready cross-platform mobile app with a fast, secure and intuitive interface. The core rules-driven engine will evaluate card type, point balances, and user goals in real time, presenting the smartest redemption strategy while remaining easily updatable through a lightweight admin panel or configuration system. The app will include biometric login (Touch ID, Face ID, Android equivalents), scenario simulations, detailed comparisons, responsive UI that keeps complexity under control. Unit-tested, modular code will ensure reliability and deployment support for both App Store and Play Store will be provided so you can launch smoothly. Looking forward to discussing further. Have a nice day Best regards Kamran
$280 USD in 5 days
7.4
7.4

⭐⭐⭐⭐⭐ We can deliver this end-to-end with a strong focus on the rules engine and long-term flexibility. CnELIndia, led by Raman Ladhani, has deep experience shipping logic-heavy FinTech and loyalty apps where algorithms, not CRUD, drive value. Our approach starts with discovery to model card types, issuer rules, point valuations, and user goals into a modular, rules-driven engine. Raman will architect the algorithm layer so variables are weighted, testable, and easy to update as programs evolve. We build this as a decoupled module with unit tests and clear documentation. For the app, we recommend Flutter or React Native for speed and consistency, while keeping native hooks for Touch ID, Face ID, and Android biometrics using OS-level SDKs. The UI will focus on clarity: comparison views, scenario simulations, and real-time valuations without cognitive overload. We’ll provide a lightweight admin panel or secure config system to update reward rules without redeploying. CnELIndia will handle CI/CD, test builds, and full deployment support for App Store Connect and Google Play, ensuring performance, security, and review compliance.
$500 USD in 7 days
7.2
7.2

Hello there, Hope you are doing good!!! I recently Reached across your job post that you a seasoned mobile developer to turn my rewards-optimization concept into a polished, production-ready app on both iOS and Android. The core of the project is a rules-driven engine that evaluates a user’s card type, current points balance, and stated goal—whether that is travel, shopping, vouchers, or straight cash back—and instantly surfaces the smartest redemption strategy. and as per your scope of work and required technology i felt that I can assist you perfectly. I have 8+ years of working experience as a website developer & Mobile developer as well. I have vast experience with all the tech stack you have mentioned Feel free regarding any clarification. I am ready to start immediately and looking forward to long business association ahead. Thanks and Looking Forward Rasna Rajput
$500 USD in 7 days
6.6
6.6

Hi, We’ve developed several complex, logic-driven apps, including a multi-tiered loyalty platform that dynamically adjusts rewards based on user behavior and merchant input. This involved creating a robust rules engine that could adapt to changing business requirements without requiring extensive rework. We also built a fully compliant, production-ready wallet app that included features like KYC, fund transfers, and crypto transactions, all while ensuring a seamless user experience. With our extensive experience in both web and mobile development, we can deliver a fully integrated solution that meets your needs. 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 exciting venture. I’m eager to learn more about your project. Best regards, Adil
$641.67 USD in 7 days
6.2
6.2

Hello, We can you turn this into a clean, reliable mobile app that actually makes reward choices easier for users instead of overwhelming them. The core rewards logic will be built as a modular rules engine that looks at card type, points balance, and the user’s goal (travel, shopping, vouchers, or cash back) and then recommends the most valuable option. The logic will be easy to update over time as programs and rules change, without needing a full app redeploy. On the app side, I’ll focus on a smooth, intuitive experience—letting users compare options, run scenarios, and see real-time valuations clearly. Biometric login (Face ID / Touch ID / Android biometrics) will be handled using native OS support so sign-in feels fast and secure. For the mobile side, we can go with Flutter, which will let us move faster while keeping performance and app-store quality strong on both platforms. I’ll also set up a simple admin or config layer so you can manage reward rules yourself. I’m happy to walk you through my approach and map out a realistic timeline before we start. Lets connect over chat so we could discuss the details.
$700 USD in 45 days
6.1
6.1

Hi, I am an IIT Grad, Google Associate Android Developer, ex-BFSI and worked at fortune 500 companies. I will make it a reality for you. As a Mobile App Developer, I can develop a cross-platform mobile application using React Native with a rules-driven engine built in JavaScript, integrating with payment gateways and issuer APIs to provide real-time rewards optimization. Kindly click on the chat button so we can discuss and get started. Will share you my prior projects done and my resume too. I have been doing freelancing since 2019 worked at top MNCs in both USA and India. Lets connect
$250 USD in 7 days
5.3
5.3

Hello, I understand you need a seasoned mobile developer to turn your rewards-optimization concept into a polished, production-ready app for both iOS and Android. Here’s how I can help: - Complex Algorithm Development: I will design and implement a robust, rules-driven engine that evaluates card types, points balances, and user goals (travel, shopping, vouchers, or cash back). The engine will factor in multiple variables and allow for easy updates as issuers change their programs. - Intuitive UI/UX: I will build a feature-rich interface that lets users drill into detailed comparisons, simulate different scenarios, and view real-time point valuations without feeling overwhelmed. The design will be responsive and user-friendly on both platforms. - Biometric Authentication: I’ll implement Touch ID, Face ID, and compatible Android biometric sensors for secure, seamless sign-ins. - Tech Stack: Depending on your preference, I can work with native Swift + Kotlin, Flutter, or React Native, ensuring the app is fast, secure, and passes both App Store and Play Store review. - Admin Panel: I will set up a simple admin panel or config file that allows you to update reward rules without needing to redeploy the app. Having shipped complex logic-heavy FinTech and loyalty apps, I can handle the timelines and deliver a polished solution. Let's discuss the details and get started on bringing this concept to life! Best regards, Munib S.
$500 USD in 7 days
5.3
5.3

Hello As per your project post you are looking to build a Credit Card Rewards Optimizer Mobile App for iOS and Android that helps users identify the smartest redemption strategy based on card type, points balance, and personal goals such as travel, shopping, vouchers, or cash back. The goal is to deliver a fast secure app with a powerful rules driven engine, rich comparisons, and an intuitive interface that makes complex reward logic easy to understand. My focus will be on developing a high performance mobile application with a flexible optimization engine that evaluates multiple variables in real time and adapts easily as issuers update reward programs. The app will allow users to compare redemption options, simulate scenarios, and view live point valuations through a clean and structured UI. Biometric authentication using Face ID Touch ID or supported Android sensors will be implemented as the default login method. I specialize in building data driven mobile applications with complex business logic, secure authentication, and smooth cross platform performance. My approach prioritizes scalable architecture, testable algorithms, and a user experience that presents detailed insights without overwhelming the user, while ensuring full compliance with App Store and Play Store guidelines. Let’s connect to define the optimization logic, app architecture, and admin workflow to deliver a reliable and intelligent rewards optimization app. Best regards Nikita Gupta
$300 USD in 24 days
5.4
5.4

Given the strong technical and writing skills evident in my profile, I am highly confident in delivering an exceptional solution for your Credit Card Rewards Optimizer. My expertise in developing intelligent AI-driven mobile apps using Flutter and React Native, and designing logic-heavy fintech applications positions me well to build a fast, secure, cross-platform app with a high-performance rewards engine. This engine will evaluate multiple variables processing complex algorithms that consider changes in issuers' programs. Building user-friendly experiences is my passion; hence, I’m well-suited to create the responsive, detail-oriented UI that users can easily navigate and understand detailed comparisons for different rewards scenarios. As someone who values robust documentations, I'll supply thorough, unit-tested code and produce detailed administration panels or config files for reward rules adjustments - streamlining your app management. Choose me Madiha for an optimal app that offers effortless yet powerful performance!
$250 USD in 7 days
5.4
5.4

I’ve helped build a rewards optimization feature for a healthcare rewards app where users tracked points and redeemed them across variable benefits. For your project, I’d focus first on designing a modular, rules-driven engine that cleanly separates redemption logic from the UI—this makes adapting to issuer changes much easier. I’m comfortable implementing real-time scenario simulations and detailed comparisons without crowding the interface, drawing on experience balancing complexity and usability in FinTech apps. Regarding biometric login, do you have a preferred SDK or are you open to using native biometric APIs to maximize reliability on both platforms? For the tech stack, Flutter or React Native offer great cross-platform speed and smooth UI, but I’m happy to go native if you want the tightest integration with biometric sensors. I’d also propose building a simple, secure admin panel that reads from a clean config file or lightweight backend, enabling non-technical rule updates without new app releases. With my experience shipping multi-variable logic layers and handling App Store/Play Store deployment, I’m ready to map out your algorithm approach and get started on a working prototype. Let’s connect to align on timelines and priorities.
$750 USD in 7 days
5.1
5.1

With my vast experience in developing mobile apps and web applications, coupled with my knowledge of A.I and loyalty programs, I believe I am extremely well-positioned to bring your Credit Card Rewards Optimizer to life. I am proficient in Swift, Kotlin, Flutter, and React Native - platforms that will ensure a fast, reliable, secure app for both iOS and Android users. Furthermore, I have a deep understanding of the intricate rules-driven engines upon which efficient loyalty programs like the one you seek are built; in fact, on many occasions, I have developed such systems for fintech solutions. As a seasoned full-stack software engineer, not only can I execute your project flawlessly but also build it in a way that can be updated efficiently to keep up with the constant evolution of credit card reward programs. My expertise does not stop at development; I also offer continuous support through deployment and maintenance—a significant value-add if we choose to proceed. Furthermore, one thing my clients consistently commend about me is how I bring a strong product mindset to every project. This means I don't just solve problems for now—I create solutions with scalability and reliability in mind so they stand the test of time. Let's chat further about timelines and the best approach to maximizing your rewards algorithm!
$499 USD in 6 days
4.3
4.3

Hey I can help you build this. I’ve worked on logic-heavy FinTech and rewards-based apps before, where complex rule engines, biometric login, and clean dashboards were core features. From what you need, the main work is the rewards algorithm, biometric auth, scenario simulations, and a small admin/config system for updating rules without redeploying. Before I share timelines, can you confirm: • How many card types & rule variations will the engine handle initially? • Do you prefer React Native, Flutter, or fully native? • Do you need real-time syncing with any external APIs? Happy to jump in and deliver the same level of support I’ve given to my past clients.
$500 USD in 7 days
4.1
4.1

Hi, I’m Rahul Singh from Team Velora. We can build your cross-platform rewards-optimization app for iOS and Android with a modular rules engine, biometric login, and a detail-rich UI that lets users explore, simulate, and compare redemption strategies in real time. The solution will include a configurable admin interface for reward rules, fully tested algorithms, and deployment-ready builds for both stores. We’ll ensure fast, secure performance, clear documentation, and a scalable architecture so reward logic can evolve as card programs change, delivering a polished FinTech experience to your users.
$580 USD in 20 days
4.0
4.0

I’m a senior mobile developer with experience building logic-heavy, production-grade apps where the real challenge lives in the decision engine—not just the UI. Your rewards-optimization concept is exactly the kind of problem I enjoy: multi-variable rules, evolving programs, and the need for clarity without oversimplification. I can design a modular rewards engine that evaluates card type, points balance, and user goals (travel, shopping, vouchers, cash back) to surface the most valuable redemption in real time. The logic will be rule-driven, testable, and easy to update as issuers change their programs—without requiring a full app redeploy. On the frontend, I’ll build a clean, responsive interface that allows users to explore comparisons, run simulations, and understand point valuations intuitively. Performance and usability will be prioritized so advanced insights never feel overwhelming. Biometric authentication (Face ID, Touch ID, and Android equivalents) will be implemented using secure, OS-level APIs in line with App Store and Play Store guidelines. I’m flexible on stack—Swift/Kotlin, Flutter, or React Native—and will recommend the best option based on performance, maintainability, and review safety. I’ll also provide a simple admin panel or config system so you can adjust reward rules independently. Happy to discuss timelines and walk through my approach to the algorithm.
$500 USD in 7 days
3.7
3.7

Your concept for a Credit Card Rewards Optimizer is excellent, and I specialize in building complex financial utility apps. I recently architected a similar dynamic pricing engine, handling variable inputs (e.g., rotating categories, utilization ratios, and tiered rewards) to deliver a definitive "best action" result. I know precisely the normalized data structures needed to handle APR, dynamic points values, and annual fees efficiently to ensure the optimization algorithm is fast and highly accurate. I propose utilizing **Flutter** for rapid, high-performance cross-platform deployment. The core optimization logic will reside within a dedicated, decoupled **calculation service layer** (potentially Python or Node backend) to manage proprietary weightings and complex seasonal category updates robustly. We will implement robust input validation and utilize industry-standard **OAuth 2.0** for secure user data handling, ensuring the app is scalable and stable from day one. My approach prioritizes a clean architecture (e.g., BLoC/Provider) for long-term maintainability. To scope accurately: Are you looking to integrate commercial API feeds for category data, or will this rely solely on secure user-inputted data updates? Also, what is the required security compliance level for data transmission and storage? Let's have a brief chat to align on the initial MVP feature set and confirm the technical stack. I am ready to start architecting the optimal schema immediately. (1378 characters)
$653.33 USD in 21 days
3.3
3.3

As a multi-disciplinary professional with a wealth of experience, I offer a unique blend of skills that make me the perfect fit for your Credit Card Rewards Optimizer project. My solid Java and Android development background, specifically in designing logic-heavy fintech apps, positions me well to handle the complex algorithms required for your rule-driven engine. Additionally, my proficiency in C++, Python, and web development will ensure we have all the necessary tools to create a fast, secure, and user-friendly app. Drawing from my data science and mathematical modeling expertise, I can construct an efficient rewards system that effectively weighs various variables, allowing users to always make the smartest redemption decisions. Not only can I build sophisticated reward analytics into the app - designed to present users with real-time point valuations without feeling overwhelmed - but I can also integrate vital features such as biometric authentication seamlessly into your native Swift + Kotlin stack or any other tech stack you choose. Throughout my career, I have been lauded by employers for delivering workable solutions even in majestically tight timelines. I'm eager to bring this efficiency to delivering your cross-platform mobile app with all the necessary deliverables; modular rewards engine with unit tests and documentation,
$300 USD in 7 days
3.2
3.2

Hello, INABILITY TO MAXIMIZE REWARDS REDUCES CARD VALUE You need a smart system that analyzes credit card rewards across multiple cards and suggests optimized usage patterns so users can earn the most points, cashback, and benefits. Without a dedicated optimizer, cardholders may miss key reward opportunities, fail to take advantage of category bonuses, and use cards suboptimally, reducing overall rewards value and user satisfaction. BUILD CREDIT CARD REWARDS OPTIMIZER APP I will design and develop your **Credit Card Rewards Optimizer** app with features that let users input their card details, spending habits, and reward rules so the system can analyze and compare reward outcomes. This includes building logic to match transactions to card benefits, suggest the best card to use per category or merchant, show reward projections, and provide personalized insights. The system will include secure data handling, responsive UI/UX for mobile, and clear visual recommendations so users can manage their cards confidently. ENHANCED REWARDS EARNINGS AND BETTER CARD USAGE DECISIONS You will receive a fully functional optimization tool that helps users maximize rewards across their credit cards, improves financial decision-making, and enhances overall satisfaction with their card portfolios. The final result will increase engagement, reward earnings for users, and provide a dependable experience for managing credit card benefits. Thanks
$279 USD in 7 days
3.4
3.4

Hi there!, I’m Robert, a Senior Full-Stack & AI Engineer with over 10 years of experience architecting and delivering SaaS platforms, automation systems, and intelligent applications, highlighting my strengths in mobile development, algorithm design, and robust UI/UX. I’ve successfully developed a multi-tenant SaaS chatbot system that incorporates complex logic, ensuring seamless user experiences and precise functionality. My deep technical background aligns perfectly with your requirements for a rewards optimization app that intelligently evaluates user data. I can complete this project perfectly and deliver scalable, production-ready results. I commit to clean architecture, structured documentation, CI/CD automation, and OWASP-based security practices. All models follow strict data-privacy standards to ensure user trust. Let’s connect to refine your requirements and begin building a solution that exceeds expectations. What specific features are most important for the user experience in the app?
$750 USD in 60 days
2.8
2.8

palvancha, India
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