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I need a cross-platform mobile app (iOS and Android) that lets farm staff remotely start, stop and schedule irrigation motors and their associated valves. Each motor can be shared with up to four named users, and a simple role system—admin versus standard operator—must govern who can edit settings or only view and trigger commands. Corresponding Server also to developed. Core workflow • The app sends control commands to our server, which then pushes them to the motor controller via its onboard SIM. • In the opposite direction, the app must poll or listen for status updates and instantly refresh the dashboard (run time, voltage, fault flags, etc.). • Motors are uniquely identified through a triple key: Motor ID + SIM ID/UUID + authorised mobile number. All requests and responses have to respect that matching logic. Technical expectations The interface should feel modern and dynamic, with clean animations and charts rather than plain text tables. I’m open to the tech stack, but Firebase (Auth, Cloud Messaging, Realtime/Firestore) is acceptable wherever it simplifies authentication, notifications or data sync. Deliverables 1. Source-code repository with clear commit history 2. Signed builds for TestFlight and Google Play internal testing 3. Lightweight admin panel or in-app admin mode to assign the four users per motor 4. API documentation and postman collection covering all endpoints used 5. Deployment and hand-over guide Acceptance criteria • Command latency under three seconds on a 4G connection • Real-time status updates reflected within two seconds of server push • Role-based access tested for at least an admin and two operators • All identifiers (Motor ID, SIM ID/UUID, Mobile) correctly validated and logged I’ll supply the existing server APIs and a detailed flow once we’ve signed an NDA. If you have relevant experience in IoT control apps or agriculture tech, I’d love to see a quick note on a similar project when you bid.
Project ID: 40665079
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47 freelancers are bidding on average ₹24,895 INR for this job

Hello, I am ready to sign NDA. I have read your requirement about agri motor controller app, I will develop it using flutter so you can have android and ios app. I will provide you all the features as mentioned by you, I have done similar kind of app work for engine ON/OFF of electric vehicles. I am available to start the work immediately. I have experience in implementing IoT based APIs. Can we have more discussion. Regards Avinash
₹20,000 INR in 7 days
7.3
7.3

Hi \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 Logical Soft Tech Pvt Ltd, Indore(M.P)
₹20,000 INR in 14 days
6.6
6.6

Hello Client, Greeting of the day!!!! I read your job description I have sound of five years plus experience in App development. I have been DEVELOPED 35+ Apps, three taxi apps, Two socials apps and restaurant apps based on GPS location and notification functionality and based on different domain like sports, Health, GYM, personal business and social etc I have testing team for testing apps. I think I am strongest person for doing this job and provide the quality product with testing. I am always available for your support. Thanks Sr. Mobile Developer
₹12,500 INR in 10 days
6.6
6.6

Hi, I'm Karthik, with over 15 years of experience in mobile app and backend development. I’m excited about your project to create a cross-platform mobile app for controlling irrigation motors. My Approach: - Develop a user-friendly app for iOS and Android, enabling farm staff to control motors and valves remotely. - Implement a robust role system for user access (admin vs. standard operator) to ensure secure operation. - Utilize Firebase for authentication and real-time database features to facilitate seamless communication between the app and server. Deliverables: 1. Source code with a clear commit history. 2. Signed builds for TestFlight and Google Play. 3. Lightweight admin panel for user assignment. 4. Comprehensive API documentation and Postman collection. 5. Deployment and handover guide. Technical Expertise: I have successfully delivered IoT control solutions, ensuring low latency and real-time updates. I guarantee command latency under 3 seconds and real-time status updates within 2 seconds. Let’s discuss this further after signing the NDA. I look forward to collaborating on this innovative project! Best, Karthik
₹25,000 INR in 7 days
5.6
5.6

The three-second latency requirement isn't really an app problem, it's a message-routing problem - the app-to-server hop is easy, but the server-to-motor leg depends on the SIM controller's connectivity and polling interval, so the architecture has to account for that link being the slow one, not treat both hops as equal. My approach: I'd build the server around a command queue with delivery acknowledgment, so when the app sends start/stop, the server marks it pending until the SIM controller confirms execution rather than assuming success - that's what makes the two-second status refresh reliable instead of guessed. For the app, I'd use Firebase Cloud Messaging for push-based status updates instead of constant polling, since it cuts battery drain and gets closer to your latency target than a polling loop would. The Motor ID plus SIM ID/UUID plus mobile number triple-key I'd validate server-side on every request, not just at pairing time, so a mismatched SIM swap or stale mobile number gets rejected immediately rather than silently misrouting commands. Role logic (admin vs operator, four users per motor) sits in Firestore security rules plus a server-side check, so permissions aren't just enforced in the UI. Dashboard charts and animations I'd keep lightweight so they don't compete with real-time refresh performance on 4G. Can you share what protocol the motor's SIM controller currently uses to talk to the server - MQTT, raw TCP, or HTTP polling?
₹12,500 INR in 7 days
4.7
4.7

Greetings, I have reviewed your project description and recently worked on a similar project. I believe I can help you deliver this successfully. Let’s open a chat to discuss your requirements in detail and determine the best approach for your project. Regards
₹37,000 INR in 7 days
4.7
4.7

I have read your requirements carefully. This is a good fit for a cross-platform IoT control application, where the mobile app acts as the secure control layer while your existing server remains responsible for communicating with the motor controllers through their SIM connections. I recommend Flutter + Dart for iOS and Android, with Firebase Authentication and FCM for authentication/notifications where useful. The existing server APIs would remain the source of truth for motor commands and status. For real-time updates, I’d use WebSockets/SSE if your backend supports them, with controlled polling as a fallback. The important part of this project is the Motor ID + SIM ID/UUID + authorized mobile number validation. I would implement this validation on the backend/API layer as well as the app, with every command and status response logged against the three identifiers.
₹25,000 INR in 20 days
4.4
4.4

With profound experience as a full-stack developer & project manager, I am ready and equipped to deliver the top-notch Agri Motor Control Mobile App and Server that you need. My strengths in both native and cross-platform mobile app development will ensure your project is well-grounded in both iOS and Android platforms. This eliminates the need for multiple developers to meet all your functionality requirements, saves time, reduces costs and ensures a unified experience for all users. Considerable hands-on experience with IoT control apps perfectly aligns with the complex requirements of your project. This means I'm well-versed in devising efficient solutions for remote command execution, real-time status updates, user access controls, clean animations, and polished appearance of the application. Additionally, having worked with various database technologies including Cassandra, MySQL and more ensures adeptness in handling large data sets without compromising system performance. Not only do my skills match this project but also my disposition to enrich value consistently aligns with your vision as hinted by the clear identified milestones and handover expectations. Partnering together would mean leveraging on my commitment to building scalable, secure and user-centric applications. Let’s actualize your Agricultural motor control vision together while exceeding your expectations at all times.
₹35,000 INR in 45 days
4.5
4.5

With over 6 years in mobile and web development, I am well-destined for this Agri Motor Control Mobile App project. Having already crafted numerous effective, cross-platform applications like a Web Browser with Built-in VPN and Video Calling App, I understand the importance of a modern yet dynamic interface. This skill will be invaluable for ensuring your motor control app stands out from the competition and proves easy-to-use for your farm staff. Importantly, my team and I are accustomed to working with and integrating various APIs — a critical requirement for your project. You can put your trust in us to not only deliver a high-performing app but also adhere strictly to your set acceptance criteria such as quick command latency, real-time updates, smooth API performance, and robust user authentication. Ultimately, our goal is to exceed your expectations. That's why we will provide you detailed documentation covering all aspects of the app and server development, including an API documentation and postman collection to make future modification or maintenance easier. Rest assured, we won't simply stop at handing over the final project; we'll include a comprehensive deployment and handover guide for your own convenience. This project lies squarely within our capabilities, responsibilities, and areas of expertise; I look forward to hearing from you!
₹12,500 INR in 7 days
4.4
4.4

As a seasoned and committed Mobile App Developer with a broad range of tech skills, I believe I'm a strong contender for this project. I've been developing cross-platform mobile apps for over six years now, which covered both iOS and Android platforms like your project requires. My expertise in platforms such as Wix, Squarespace, Wordpress, Woocommerce, Shopify gives me an advantage in using similar tech stacks including Firebase to ensure authentications, notifications or data sync remain seamless. What sets me apart is my experience in IoT control apps and agricultural technology- something this project highly demands. Using vivid animations and intuitive charts instead of plain text tables is something that excites me, and I'm confident of transferring user-friendly dynamics into your app. On top of just the app development, I appreciate the importance of a complete handover to make your experience effortless even after the project ends. From source-code repository to clear API documentation and postman collection covering all endpoints used - rest assured you'll have everything necessary to comprehend and manage the system smoothly. Real-time status updates within two seconds? Command latency under three seconds on a 4G connection? These are not just expectations for me; they are promises I can deliver upon. Let's get the ball rolling!
₹12,500 INR in 7 days
3.6
3.6

For sub-3s command latency, FCM data messages beat polling, and the SIM-side controller needs an ack channel so the app knows the command actually reached the motor, not just the server. I'll build in React Native with Firebase Auth, FCM and Firestore, enforce the Motor ID + SIM UUID + mobile triple in security rules, and ship signed TestFlight and Play internal builds plus a small admin mode for the four-user assignment. Similar IoT control work in React Native and Android. 1) Does the controller send delivery acks back through your server, or only status polls? 2) Are the authorised mobile numbers verified via OTP, or trusted from your server? Cheers Shayan
₹21,250 INR in 3 days
3.3
3.3

Hi, I can build the cross-platform irrigation motor control app with a reliable architecture for real-time commands, status monitoring and role-based access. I will implement: - iOS + Android app using Flutter for a single maintainable codebase - Motor start/stop and scheduled operation - Real-time motor status, runtime, voltage and fault monitoring - Admin/operator role-based permissions - Up to 4 authorized users per motor - Motor ID + SIM ID/UUID + mobile number validation - Secure API integration with your existing server - Push notifications for status/fault events where applicable - Modern dashboard with charts and live status indicators - Admin interface for assigning users to motors - API documentation and Postman collection - TestFlight and Google Play internal-testing builds - Complete source code and deployment documentation I will design the communication layer carefully so commands and status updates remain reliable even with intermittent mobile connectivity. Once you provide the existing API documentation and flow, I can map the complete command/status lifecycle and begin implementation. I can start immediately and work milestone-by-milestone with testing against your server APIs.
₹30,000 INR in 3 days
2.6
2.6

I understand the core challenge is building a modern cross-platform mobile app that allows farm staff to remotely start, stop and schedule irrigation motors and their associated valves, while maintaining secure role-based access and reliable real-time motor status updates. I would use Flutter/React Native for the iOS and Android application, with Firebase for authentication, notifications and real-time data synchronization where appropriate. The app will communicate securely with your existing server APIs, which will then send commands to the motor controllers through their onboard SIM. Each motor will be securely validated using the Motor ID + SIM ID/UUID + authorised mobile number combination, ensuring that all commands and status responses follow the required matching logic. I specialize in full-stack mobile, AI and eCommerce application development with 8+ years of experience. I can build the complete MVP including motor and valve controls, scheduling, real-time dashboards, role-based access, four-user motor sharing, admin controls, charts and animations, API integration, testing, signed iOS/Android builds, API documentation, Postman collection, deployment and hand-over documentation. Thank you for considering my proposal. I look forward to hearing from you. Best regards, Ritesh N
₹12,500 INR in 7 days
0.6
0.6

I DON'T COMPETE ON PRICE. I COMPETE ON RESULTS. I won't waste a second of your time with an AI response, as I'm sure you're already bored of it. So let's talk with facts, actions and implementation. We can help you build a cross-platform mobile app that empowers farm staff to manage irrigation motors efficiently and effectively. The focus on clean, professional, and user-friendly interfaces, along with seamless real-time updates, aligns perfectly with your requirements. I have extensive experience in developing IoT control apps, utilizing Firebase for efficient authentication and notifications. My background in agriculture tech enables me to understand the unique challenges you face. I would love to discuss your upcoming projects with you and answer any questions you may have. Kind Regards, Stacey
₹18,750 INR in 7 days
0.0
0.0

Hello, The main challenge is building a secure real-time control layer between the mobile app, your server APIs, and SIM-connected motor controllers while guaranteeing that every command is authorized against Motor ID + SIM ID/UUID + registered mobile number. I’d build the cross-platform app with Flutter, using secure authentication and role-based permissions for admins/operators. Each command would pass through server-side validation, include an idempotent request/reference ID, and return an explicit acknowledgement so the UI can distinguish sent, confirmed, failed, and timed-out states. For status updates, Firebase Cloud Messaging plus Realtime/Firestore can handle push-driven synchronization where appropriate, with controlled polling as a fallback. Dashboard components would display runtime, voltage, faults and motor/valve state with charts and real-time visual feedback. The four-user assignment would be managed through an admin interface with per-motor authorization. Could you share the existing API documentation and command/status flow so the three-second command and two-second status requirements can be validated against the actual server architecture?
₹25,000 INR in 7 days
0.0
0.0

With Vision Solutions onboard, you can trust that your project is in capable hands. Having gained significant experience in API development, mobile app development, and software architecture over the years, my team and I are proficient in all aspects of IoT control apps, making us the perfect fit for your Agri Motor Control Mobile App. At Vision Solutions, we pride ourselves on delivering clean and scalable code, which is crucial for any long-term technological solution such as yours. Not only will we ensure that your interface feels modern and dynamic with clean animations and charts for a truly user-friendly experience, but our expertise with Firebase will also help us streamline authentication, notifications, and data sync. Our commitment to quality extends beyond delivery as we place a high value on post-deployment support. Fueled by a genuine passion for transforming ideas into innovative digital experiences that empower businesses to grow in the digital world, we believe that our collaboration will deliver an optimal solution adhering to all the project requirements while making irrigation motor control more convenient than ever before.
₹12,500 INR in 7 days
0.0
0.0

Hi, This project is a good match for my experience with **cross-platform mobile apps, real-time data, APIs and role-based systems**. I can build the iOS and Android app to send motor commands, handle real-time status updates, scheduling, user access, and validation of the Motor ID, SIM ID/UUID and authorized mobile number. I can use **React Native or Flutter** with Firebase where useful for authentication, notifications and real-time sync, while integrating securely with your existing server APIs. The app can also include a modern dashboard with animations, charts and clear motor status information. I’ve worked on production apps involving **real-time tracking, APIs, payments and admin workflows**. I can share relevant app references in the chat. Please share the API documentation and detailed workflow after the NDA, and I can review the architecture and provide a clear approach, timeline and estimate.
₹25,000 INR in 7 days
0.0
0.0

We recently helped a client achieve seamless control over their agricultural equipment through a mobile app — and judging by your post, it sounds like we could do the same for you. We've worked on mobile applications for IoT control systems and would love to bring that experience to your project. From your post, it sounds like you're looking for something modern, dynamic, and user-friendly, specifically around remote motor control and role-based access. We specialize in cross-platform app development using Firebase for authentication and real-time data synchronization, ensuring quick command execution and instant status updates. I would love to help you with your project! The worst that can happen is you walk away with a free consultation. Regards, Shannonkb21.
₹18,750 INR in 7 days
0.0
0.0

Hello, I can build your complete iOS + Android irrigation control app with a secure backend. The solution will support remote motor/valve start, stop and scheduling, real-time status, voltage, runtime and fault monitoring. I’ll implement Admin/Operator roles, up to 4 users per motor, secure authentication, motor management and the required Motor ID + SIM ID/UUID + authorized mobile-number validation. I’ll also handle the backend APIs, database, SIM/controller communication, command security, error handling and deployment-ready builds. My focus will be a reliable, secure and production-ready system that integrates smoothly with your existing motor controller hardware. Ready to start immediately.
₹30,000 INR in 1 day
0.0
0.0

Hello, The critical part of this irrigation system is reliable motor control - every command must reach the correct controller and every status change must return to the correct authorized user quickly and securely. I understand you need: * Cross-platform iOS/Android motor and valve control * Start, stop and scheduled commands * Up to 4 named users per motor * Admin/operator role permissions * Server-side command delivery through the motor SIM * Near-real-time status, voltage, runtime and fault updates * Motor ID + SIM ID/UUID + authorized mobile validation * Charts, dynamic dashboard and admin management * API documentation, Postman collection and deployment guide I would first integrate your existing APIs, implement authentication/roles, then build the motor dashboard and control workflow, followed by realtime status updates, scheduling, admin assignment and performance testing against your latency targets. A few questions: 1. Are the existing motor-controller APIs already documented and reachable through the server? 2. How does the server currently communicate with the SIM-based controller? 3. Should scheduled commands execute server-side even when the operator's phone is offline? I can work milestone-by-milestone and provide the requested test builds and API documentation. Best regards, Ankit
₹30,000 INR in 5 days
0.0
0.0

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