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I manage a network of food-display chillers in the field and will be affixing a unique NFC tag to every unit. I now need a simple, reliable mobile app that my sales reps can carry on their phones. With one tap on the tag the app must: • read the chiller’s NFC ID • stamp the salesperson’s identity and a precise timestamp • capture the phone’s current GPS location The record should sync immediately (or queue offline and auto-push when data returns) to a cloud-hosted management portal. Inside that portal I want to monitor only sales performance in the form of salesperson activity—specifically the number of visits each chiller receives and where those visits occurred. A quick dashboard view, date and rep filters, and CSV export will cover my reporting needs. Core deliverables • Android (and ideally iOS) app capable of NFC read, background location grab, and secure data transfer • Web portal with login, chiller/tag registry, visit counter, map view, basic analytics, and export • Source code, deployment instructions, and brief user guide If you have experience with NFC tooling, Flutter/React Native or native stacks, and lightweight dashboards (Firebase, AWS Amplify, similar), let’s discuss timelines and any questions you have about workflow or data structure.
Project ID: 40316768
76 proposals
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Active 27 days ago
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76 freelancers are bidding on average $227 USD for this job

Hi there, I reviewed your NFC chiller management system and this is right in our wheelhouse. The field tracking piece with unique NFC tags is straightforward to build—we'd handle the mobile app (iOS/Android) and backend to log chiller data seamlessly. A couple quick questions: are you looking for real-time sync to a dashboard, and do you need offline capability for remote locations? I have delivered 1500+ web and mobile projects over 14+ years — happy to share relevant examples. Thanks, Hasan
$200 USD in 7 days
8.7
8.7

Hello, Your need for a reliable, user-friendly NFC reading app and a cloud-hosted management portal is clearly defined, and we at A2 Design understand the importance of tracking your food-display chillers effectively. Our solution would involve creating a mobile app that captures NFC IDs, salesperson identity, timestamps, and GPS locations seamlessly, while ensuring data is synchronized with a management portal for monitoring sales performance through comprehensive analytics and reporting. We have substantial experience in mobile development using React Native, which allows us to build cross-platform applications that meet the desired standards of functionality and performance. One relevant example is our work on TutorTime, an online marketplace that offers advanced tools for user interaction and management, showcasing our ability to handle data-intensive applications. You can view it at sophiesparkseducation.com. Let’s discuss how we can bring your vision to life. Reach out to explore the next steps!
$100 USD in 1 day
8.8
8.8

Hello, I have experience with NFC implementation for both iOS and Android, regarding your project i need to discuss features of the app in detail. i am mobile applications developer and i have more than 8 years of experience developing mobile apps. i have done more than 510+ projects either local or internet based. i am confident i will provide you quality work on time. Let's chat to connect
$456 USD in 9 days
8.9
8.9

HELLO, I HAVE DEVELOPED NFC-BASED MOBILE APPS AND DASHBOARDS AND CAN SHARE RELEVANT EXAMPLES. I understand your requirement for a mobile app to read NFC tags on chillers, capture GPS and salesperson info, and sync this data to a cloud portal. With 10+ years of experience in Flutter/React Native and backend integrations (Firebase/AWS Amplify), I can deliver: Mobile app: Android and iOS, NFC read, timestamp, salesperson ID, GPS capture, offline queue with auto-sync. Web portal: secure login, chiller/tag registry, visit counters, map visualization, filters by date/rep, CSV export. Full source code: deployment instructions and a concise user guide for your team. I WILL PROVIDE 2 YEAR FREE ONGOING SUPPORT AND COMPLETE SOURCE CODE, WE WILL WORK WITH AGILE METHODOLOGY AND WILL GIVE YOU ASSISTANCE FROM ZERO TO PUBLISHING ON STORES. I am confident in delivering a reliable, user-friendly NFC tracking system for your sales operations. I eagerly await your positive response. Thanks.
$140 USD in 7 days
8.5
8.5

HELLO, I HAVE CAREFULLY REVIEWED YOUR REQUIREMENTS AND FULLY UNDERSTAND THE NEED FOR AN NFC READING MOBILE APP WITH GPS AND CLOUD SYNC FOR SALES MONITORING. I HAVE 10+ YEARS OF EXPERIENCE IN MOBILE DEVELOPMENT, INCLUDING FLUTTER, REACT NATIVE, AND NATIVE ANDROID/iOS STACKS, AND HAVE BUILT SIMILAR TRACKING AND DATA SYNC SOLUTIONS. I CAN DELIVER: Android and iOS app capable of NFC reads, precise GPS capture, timestamping, and offline queue sync Cloud-hosted web portal with user login, chiller/tag registry, visit tracking, map view, date/rep filters, CSV export, and lightweight analytics Secure, reliable data transfer and storage I WILL PROVIDE 2 YEARS OF ONGOING SUPPORT AND COMPLETE SOURCE CODE, WORK USING AGILE METHODOLOGY, AND GUIDE YOU FROM INITIAL SETUP TO FULL DEPLOYMENT AND USER HANDOVER. I EAGERLY AWAIT YOUR POSITIVE RESPONSE. THANKS
$140 USD in 7 days
8.4
8.4

Hello I propose developing a custom NFC reading app tailored for your food-display chiller network. This app will streamline asset management, enabling quick scans for inventory, maintenance, and compliance tracking. Get reliable data for efficient operation of your chillers, improving workflow and accuracy. Let's discuss your specific requirements. Giáp Văn Hưng
$250 USD in 7 days
6.7
6.7

Hi there! I’m excited about your NFC reading app project, especially as it focuses on optimizing your food-display chillers' monitoring. With extensive experience in cross-platform mobile app development using React Native and a solid grasp of NFC technology, I can build a reliable app that meets your specifications. My approach involves developing a seamless app that reads NFC IDs, timestamps each interaction, and captures GPS locations. I suggest implementing a feature to allow reps to add notes for more detailed records. In a previous project, I developed an app for an inventory management system that integrated NFC scanning and cloud data synchronization, which resulted in a 30% increase in efficiency. I can deliver your project within 4-6 weeks. Looking forward to your thoughts! Regards, Khurshid Ahmed
$90 USD in 5 days
6.6
6.6

Hello! I understand you need an NFC reading app to support your network of food-display chillers with unique NFC tags. At Smart Sols, we have 9+ years of experience in full-stack development, including mobile app development using Flutter, which is ideal for cross-platform NFC functionality. We can build a reliable, user-friendly app that will read and manage your NFC tags efficiently, ensuring seamless field use. Our team’s expertise in backend development with Laravel and PHP ensures robust data handling and integration if needed. We are confident in delivering a high-quality solution that meets your requirements. Looking forward to discussing your project in more detail!
$500 USD in 14 days
6.9
6.9

Hello, I’ve gone through your project details on the NFC reading app, and this is something I can definitely help you with. With over 10 years of experience in mobile app development, including expertise in Flutter and React Native, I can create a reliable app that meets your needs. The app will read NFC IDs, log salesperson identity, timestamp, and GPS location, seamlessly syncing with your cloud-hosted management portal. My development approach ensures clean architecture and scalable, maintainable code, providing you with a high-performance product. I can also design a web portal featuring login capabilities, chiller registry, visit counters, and analytics. Here is my portfolio: https://www.freelancer.in/u/ixorawebmob I’m interested in your project and would love to understand more details to ensure the best approach. Could you clarify: Could you specify the preferred platforms and any must-have features for the web portal? Let’s discuss over chat! Regards, Arpit Jaiswal
$155 USD in 25 days
7.6
7.6

I'm Iosif Peterfi, 15+ years... delivering practical, business-focused web and CMS solutions across Europe. I manage a network of food-display chillers in the field and will be affixing a unique NFC tag to every unit. I now need a simple, reliable mobile app that my sales reps can carry on their phones. With one tap on the tag the app must: - read the chiller's NFC ID - stamp the salesperson's identity and a precise timestamp - capture the phone's current GPS location The record should sync immediately (or queue offline and auto-push when data returns) to a cloud-hosted management portal. Inside that portal I want to monitor only sales performance in the form of salesperson activity-specifically the number of visits each chiller receives and where those visits occurred. A quick dashboard view, date and rep filters, and CSV export will cover my reporting needs. Core deliverables - Android (and ideally iOS) app capable of NFC read, background location grab, and secure data transfer - Web portal with login, chiller/tag registry, visit counter, map view, basic analytics, and export - Source code, deployment instructions, and brief user guide If you have experience with NFC tooling, Flutter/React Native or native stacks, and lightweight dashboards (Firebase, AWS Amplify, similar), let's discuss timelines and any questions you have about workflow or data structure. This maps directly to my experience.
$2,250 USD in 14 days
6.6
6.6

Hello! As per your project post, you’re looking to build an NFC reading mobile app that allows sales reps to scan chiller NFC tags, capture salesperson identity, timestamp, and GPS location, and sync the data to a cloud based management portal for tracking visits and performance. The goal is to create a simple and reliable field tracking system that records chiller visits accurately and provides a clear dashboard for monitoring salesperson activity and location based performance. My focus will be on delivering a complete NFC tracking solution, featuring: Android and optional iOS app with NFC tag reading and automatic ID capture, salesperson authentication with timestamp and GPS location logging, offline data queue with auto sync to cloud, secure API based data transfer, web portal with login chiller registry visit counter and map view, activity dashboard with date and rep filters, and CSV export with deployment guide and documentation. I specialize in NFC based mobile applications, GPS tracking systems, cloud dashboards, and field data collection platforms, with focus on reliability, offline support, and secure data synchronization. My focus will be on building a lightweight and stable system that sales reps can use quickly in real world conditions. Let’s connect to review NFC tag type and cloud hosting preference to finalize the implementation approach. Best regards, Nikita Gupta.
$300 USD in 22 days
6.5
6.5

Hello There!!! ★★★★ (Building a reliable NFC app with GPS tracking and cloud sync) ★★★★ I understand you need a mobile app for your sales reps to read NFC tags on chillers, capture GPS location, timestamp, and salesperson ID, and sync data to a cloud portal. The portal should allow monitoring visits, map view, filters, and CSV export for reporting. ⚜ Android & iOS app with NFC read capabilities ⚜ Background location capture & timestamping ⚜ Secure cloud data sync with offline queue ⚜ Web portal with login & chiller/tag registry ⚜ Dashboard with visit counters and map view ⚜ Filter & export functionality (CSV) ⚜ Source code & deployment guide I have experience building NFC-enabled apps with Flutter and React Native, integrating Firebase for cloud sync and dashboards. I’ll deliver a user-friendly, reliable system for your sales team, complete with documentation. Warm Regards, Farhin B.
$110 USD in 10 days
6.6
6.6

⭐⭐⭐⭐⭐ ✅Hi there, hope you are doing well! I have developed a similar NFC mobile app for field agents that seamlessly read tags, captured GPS locations, and synced data to a cloud dashboard for real-time monitoring. From my experience, the key to success is ensuring reliable offline data capture and automatic syncing when connectivity is restored. Approach: ⭕ Develop a cross-platform mobile app using Flutter to read NFC tags, capture location, and user identity. ⭕ Implement offline data queuing with automatic sync to a secure cloud backend (Firebase or AWS Amplify). ⭕ Build a web portal for login, chiller/tag management, visit tracking, map views, filtering, analytics, and CSV export. ⭕ Provide source code, deployment docs, and a succinct user guide for your team. ❓Could you clarify preferred cloud backend and if iOS is a strict requirement for the initial release? I am confident I can deliver a robust NFC reading app and dashboard tailored to your workflow efficiently and professionally. Thank you for considering my proposal. Best regards, Nam
$200 USD in 3 days
5.3
5.3

Hi, I can build your NFC-based field tracking system with a simple, reliable flow for your sales reps and a clean analytics portal for you. I have 10+ years of mobile development experience (iOS & Android), including NFC integration, offline-first apps, GPS tracking, and real-time sync using Firebase/AWS. How I’ll approach your project: • NFC scan → instantly read chiller ID • Auto capture: salesperson (secure login), timestamp, GPS • Offline queue → auto-sync when network is available • Secure API with fast cloud sync Web Portal: • Login + role management • Chiller/tag registry • Visit tracking (per rep, per chiller) • Map view of visits • Filters (date, salesperson) • CSV export + simple dashboard Tech Stack: • Mobile: Flutter (single codebase) or Native (Swift + Kotlin) • Backend: Firebase / AWS Amplify • Database: Firestore / DynamoDB • Hosting: Scalable cloud setup Timeline: • Mobile App: 2 weeks • Web Portal: 1 week • Testing & Deployment: 1 week Total: ~4 weeks I’ll deliver clean code, deployment support, and a simple user guide. Let’s discuss your workflow, data structure, and NFC tag format to finalize quickly. Best regards, Piyush Ghoghari
$250 USD in 26 days
5.4
5.4

Hello, I came across your project NFC reading App and I am very interested in working with you. I have reviewed your requirements and fully understand the scope and expectations. I specialize in PHP, Mobile App Development, iPhone, Android, Cloud Computing, iOS Development, React Native, Flutter and have successfully delivered similar projects before. I am committed to delivering high-quality work with reliability, clarity, and professionalism. I work transparently throughout the project so progress, deadlines, and expectations stay clear at every stage. I would be glad to discuss further details and am ready to start immediately. Looking forward to hearing from you. Regards, Anum
$140 USD in 3 days
5.1
5.1

Hi, As per my understanding: You need a mobile app that reads NFC tags on chillers and logs each visit with salesperson identity, timestamp, and GPS location. This data should sync (online/offline) to a cloud portal where you can track salesperson activity, view visit counts, locations on map, apply filters, and export reports. Implementation approach: I will build a cross-platform mobile app (Flutter/React Native) with NFC read capability, secure user authentication, background GPS capture, and offline-first syncing using local storage + auto-sync. Backend will use scalable cloud services (Firebase/AWS Amplify) with structured APIs to store visit logs. The web portal will include dashboard analytics, map visualization, filters, and CSV export. Code will be modular, secure, and deployment-ready with full documentation. A few quick questions: 1. Should GPS capture run strictly at scan time or also in background? 2. Do you need role-based access in the portal? 3. Any preference between Flutter and React Native? 4. Expected number of users/devices for scaling considerations?
$98 USD in 5 days
5.4
5.4

Warm Greeting! I understand you need a simple field-ready NFC mobile app that logs each chiller tap with the rep’s identity, exact timestamp, and GPS location, then syncs that visit data to a cloud portal for tracking activity, maps, filters, and CSV reporting. My approach would be to build this with a mobile-first architecture that reads NFC instantly, stores visit records locally when offline, and auto-syncs them securely once connectivity returns, while the web portal gives you a clean dashboard for rep activity, chiller visit counts, date filters, and map-based verification. I’d also recommend structuring the backend around a unique chiller/tag registry so reporting stays accurate and easy to expand later. To build reputation here, I'm offering a discounted rate without compromising on quality. I have experience with mobile app workflows, admin dashboards, real-time/offline data syncing, and business tracking systems, so I can deliver a practical solution that works well for reps in the field and gives management a clear picture of actual visit performance. The final delivery will include the app, portal, source code, deployment steps, and a short user guide for smooth handoff. I’m excited about the opportunity to collaborate and look forward to working with you! Best regards, Muamer Kaukovic
$140 USD in 7 days
5.2
5.2

I have 6 years of experience in mobile app development using Java, Kotlin, and Flutter, focusing on lightweight and budget-friendly applications. Expertise in MVVM architecture for clean, maintainable, and scalable code Proficient in REST API integration and third-party services (Firebase, Google Maps, Payment Gateways, etc.) Strong understanding of UI/UX and performance optimization Reliable delivery and post-deployment support I’d be glad to work with you and deliver a high-quality solution that meets your business needs. Let’s discuss how I can help bring your app idea to life. Thanks!
$140 USD in 7 days
5.2
5.2

As an experienced Full Stack Web and Mobile App Developer, I guarantee I can create the NFC reading app you need to efficiently manage your network of food-display chillers. With my extensive knowledge in frontend and backend development, as well as mobile app development using React Native , Flutter, and database management skills, I am confident I can make your vision a reality. My familiarity with toolsets like Firebase and AWS Amplify brings in lightweight dashboards that wouldn't compromise efficiency. Furthermore, my expertise extends to API integration which will enhance the secure data transfer between the mobile app and cloud-hosted management portal, ensuring smooth synchronization in real-time or queuing for off-line auto-push when connection returns. I'm particularly drawn to the potential of this project because it aligns with my passion for creating user-friendly, scalable solutions from 'Hello' tags to cloud based analysis tools. Having developed for an array of businesses including clients with similar needs as yours, I understand how vital a well-structured UI/UX matters. Working with me guarantees not only timely delivery but the incorporation of all your requirements even to serving up real-time analytical reports for salesperson activities as part of the basic analytics portal. Let's have a conversation about your project!
$250 USD in 7 days
5.2
5.2

Hi, This is a solid, practical system — NFC + location + activity tracking. I’ve built similar real-world tracking and data-sync apps, so I can help you deliver this cleanly and reliably. I’m a Senior iOS Developer (8+ years) with experience in NFC, real-time data sync, offline-first apps, and scalable backend systems. How I’d approach this: • Mobile app (iOS + Android): Native or React Native depending on timeline • NFC: Read tag ID instantly (Core NFC on iOS, full support on Android) • Capture flow: Salesperson identity + timestamp + GPS (background-safe) • Offline-first: Queue visits locally and auto-sync when network is back • Secure API layer for reliable data transfer Backend & Portal: • Firebase / AWS backend (real-time + scalable) • Web dashboard with: • Chiller/tag registry • Visit tracking per salesperson • Map view (visit locations) • Filters (date, rep) • CSV export What you’ll get: • Fully working mobile apps (NFC + GPS + sync) • Admin portal with analytics dashboard • Clean, well-structured codebase • Deployment steps + user guide Relevant experience: • NFC-based workflows (tag reading, device linking) • Location tracking + background handling • Offline sync systems (critical for field apps) • Dashboard + reporting systems for business tracking I can also suggest improvements like duplicate-scan prevention, geo-validation, and performance insights per route. Happy to discuss timeline, architecture, and data structure with you. Best regards, Awais
$140 USD in 7 days
4.9
4.9

Jeddah, Saudi Arabia
Member since Oct 17, 2019
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