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I want to put an end to guessing when my plants need water by building a small, battery-friendly device that measures soil moisture, pushes the reading to the cloud, and emails me whenever the level drops below a threshold I can set in a companion mobile app. Core features • Soil moisture detection with reliable, calibrated readings • Wi-Fi or BLE link from the probe to the cloud • Email alert generation (no SMS or push needed) • Mobile-only dashboard that shows current moisture %, historical trend, last alert time, and a slider to adjust the alert threshold I’m open to an ESP32, ESP8266, or similarly low-power MCU and prefer code in Arduino/C++ or MicroPython if that speeds things up. Low standby current, deep-sleep cycles, and a compact PCB (or even a neatly wired prototype) are important so the probe can run for weeks on a coin cell or Li-ion pack. Deliverables • Schematic, clean PCB layout, and complete BOM • Firmware with commented source, build instructions, and OTA update capability • Source code for the mobile app (Flutter or React Native ideal) plus APK/TestFlight build • Simple backend setup (Firebase, AWS, or similar) handling data ingest and email triggers • Quick-start guide covering assembly, calibration, and app setup Acceptance criteria – Moisture reading accuracy within ±5 % after calibration – Email alert reliably fires within 30 seconds of threshold breach – App connects, displays live data, and stores 30 days of history without crashes – All code compiles and runs on a clean machine following the supplied instructions If you’ve already worked on IoT sensor nodes, low-power design, or cross-platform mobile apps, this should be straightforward. I’m ready to test early prototypes, provide feedback fast, and move toward a polished, garden-ready solution.
Projektin tunnus (ID): 40273612
15 ehdotukset
Etäprojekti
Aktiivinen 3 päivää sitten
Aseta budjettisi ja aikataulu
Saa maksu työstäsi
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Rekisteröinti ja töihin tarjoaminen on ilmaista
15 freelancerit tarjoavat keskimäärin ₹2 898 INR tätä projektia

Hi , greetings..! I am interested to work on your project. Please discuss design details. Looking forward to work with you. Thank you Shivkant
₹1 050 INR 7 päivässä
4,7
4,7

Smart Moisture Monitor I’m a full-stack software engineer with expertise in React, Node.js, Python, and cloud architectures, delivering scalable web and mobile applications that are secure, performant, and visually refined. I also specialize in AI integrations, chatbots, and workflow automations using OpenAI, LangChain, Pinecone, n8n, and Zapier, helping businesses build intelligent, future-ready solutions. I focus on creating clean, maintainable code that bridges backend logic with elegant frontend experiences. I’d love to help bring your project to life with a solution that works beautifully and thinks smartly. To review my samples and achievements, please visit:https://www.freelancer.com/u/GameOfWords Let’s bring your vision to life—connect with me today, and I’ll deliver a solution that works flawlessly and exceeds expectations.
₹750 INR 3 päivässä
4,9
4,9

As a team of full stack developers with extensive experience not only in software development, but specifically IoT sensor nodes and cross-platform mobile apps, we are uniquely positioned to bring your Smart Moisture Monitor project to life. Our breadth of knowledge in low-power design and cloud computing solutions means that we fully understand the importance of long battery life and reliable cloud connectivity for your device. In terms of hardware, we have worked extensively with ESP32, ESP8266 and other low-power MCUs, ensuring they are configured for deep-sleep cycles and consume minimal standby current to effectively run on coin cells or Li-ion packs for weeks on end. Our firmware will be diligently crafted with build instructions and OTA update capability to allow for seamless updates based on user feedback. Given our demonstrable track record of delivering high accuracy on sensor readings like soil moisture detection, reliable email alert generation, stable backend data ingest and more complex dashboard functionalities than you require here - we are more than ready to ensure your project not only meets but exceeds the stated acceptance criteria. We'll provide a quick-start guide covering assembly, calibration, and app setup that gets you started right away. Let us transform how you take care of your plants!
₹1 050 INR 7 päivässä
4,5
4,5

Hi. I have experience in design and developing IoT based devices with sensor integration. I shall be able to deliver the requirements with ESP32 schematics and mobile friendly web app. Let's discuss further in detail over chat.
₹10 000 INR 7 päivässä
4,1
4,1

As a seasoned engineer, who matches your detailed requirements to build a smart moisture monitor, I believe I am the perfect fit for this project. For over 4 years now, I've been designing and constructing various embedded solutions using different microcontroller platforms such as Arduino and ESP32, which aligns perfectly with your desired specifications. My expertise range from circuit design to sensor integration – skills that are crucial in ensuring reliable and calibrated soil moisture detection. Not only am I well-versed in building hardware systems like the one you're proposing, but also adept at programming and software design. I have practical experience with languages like C++, MicroPython (which you've shown preference for), and considerable experience working on IoT projects and mobile applications using React Native - precisely what you need. My brass in developing clean code, my proficiency with Firebase for data handling (as explicitly stated in your deliverables), and my background in Electrical & Electronics Engineering all serve to underscore my capability to handle this project seamlessly. In regard to power optimization, compactness of PCBs, and deep-sleep cycle management, I'm on top of my game. In fact, some of the projects I've embarked on have required similar power-saving strategies which have enabled successful weeks-long operation from coin cells or Li-ion packs.
₹2 000 INR 7 päivässä
2,9
2,9

Hello, This is a well-defined IoT build and I can deliver a complete, low-power soil moisture monitoring system from hardware to mobile app. ? Proposed Architecture MCU: ESP32 (deep sleep + OTA support) Backend: Firebase (Firestore + Cloud Functions for email triggers) App: Flutter (Android + iOS ready) BLE is ideal for ultra-low power, but Wi-Fi can be used with optimized deep-sleep intervals (wake → read → send → sleep). I’ll design firmware in Arduino/C++ with calibrated moisture mapping and power-efficient duty cycling. ? Deliverables • Full schematic + clean 2-layer PCB layout + optimized BOM • Low-power firmware with OTA updates and build instructions • Flutter mobile app (dashboard, threshold slider, 30-day history) • Firebase backend with secure ingest + email alert (≤30s trigger) • Assembly, calibration, and deployment guide ⚙️ Key Technical Focus • Capacitive soil sensor with ±5% accuracy after calibration • Deep sleep optimization for multi-week battery life • Reliable threshold monitoring server-side • Clean architecture for maintainability ⏳ Estimated Timeline 5–7 weeks (prototype → firmware → app → testing → refinement) Quick question: do you prefer BLE-only with phone sync (longer battery life) or direct Wi-Fi cloud sync (simpler but higher power use)? Ready to start with schematic + architecture draft immediately.
₹1 050 INR 7 päivässä
1,9
1,9

Hello, I can build the complete IoT soil moisture monitoring system you described using an ESP32 and a capacitive soil moisture sensor. The device will measure moisture levels, send data to the cloud via Wi-Fi, and trigger email alerts whenever the level drops below the threshold set in the mobile app. The solution will include a low-power design with deep-sleep support, a simple cloud backend for data storage and alerts, and a mobile dashboard showing current moisture level, history, last alert time, and an adjustable threshold slider. Deliverables will include the schematic, PCB layout, BOM, firmware with instructions and OTA support, mobile app source with APK build, backend setup, and a quick-start guide for assembly and calibration. I can start immediately and keep you updated during development.
₹1 200 INR 6 päivässä
2,1
2,1

I am a Hardware Engineer and PCB Layout Designer with hands-on knowledge of Electronics, Microcontrollers, and Arduino. I have experience in IoT sensor node design and PCB layout, which aligns well with the core hardware requirements of this project. I am a quick learner, highly motivated, and ready to deliver quality work within the given timeline. I will ensure regular updates and fast feedback throughout the project. I am committed to providing a polished and reliable solution that meets your exact requirements. Please give me the opportunity to work on this project — I will give my best effort and ensure your satisfaction
₹1 000 INR 7 päivässä
0,0
0,0

Hello sir let's connect on chat, i have past experience in similar iot project end to end .I've read over your project description and I'm thrilled to see that you're interested in eliminating the guessing game of watering plants. While I have a variety of skill sets mentioned in my profile, beyond just web development, I actually have prior experience with end-to-end IoT projects that will be advantageous for this task as it was also about building a compact PCB for a smart soil moisture monitor. Familiarity with electronics, Flutter, Mobile App Development, and PCB layout work in harmony to suit your needs perfectly. Particularly for your mobile-only dashboard and the companion mobile app you need to display current moisture %, historical trend, last alert time and a slider to adjust the alert threshold. My hands-on knowledge with Flutter and Mobile-App Development will provide a functional interface that is well-detailed, bug-free and an enjoyable user-experience. And don't worry about Watts of batteries my low-power design helms expertise to keep your device sustainable for weeks on coin cell or Li-ion pack without compromising efficiency.
₹2 000 INR 1 päivässä
0,0
0,0

Hello, I will not develop the app, I will use an already existing app for monitoring how the soil moisture is. Kind Regards
₹18 000 INR 7 päivässä
0,0
0,0

Hello, Your project is a great fit for my experience with **IoT sensor nodes, ESP32 systems, and low-power embedded design**. I can build the complete solution including the hardware device, firmware, cloud backend, and mobile app. For the hardware, I recommend an **ESP32 (or ESP32-C3)** with a **capacitive soil moisture sensor** for stable and corrosion-free readings. The firmware will use **deep-sleep cycles** so the device wakes periodically, measures soil moisture, uploads the data to the cloud, and returns to sleep to maximize battery life. I will deliver a **complete schematic, PCB layout, and BOM**, along with well-documented **Arduino/C++ firmware** that supports **OTA updates**. The system will send readings to a **Firebase backend**, which will store data, manage the threshold logic, and automatically trigger **email alerts when moisture drops below the set level**. The **mobile app (Flutter)** will show: • Current moisture percentage • 30-day historical trend • Last alert timestamp • Adjustable threshold slider You will also receive a **quick-start guide** covering assembly, calibration, firmware build steps, and app setup so the project can be easily reproduced. I can deliver a **battery-efficient, reliable prototype quickly** and iterate based on your feedback until it is garden-ready. Looking forward to working with you.
₹1 000 INR 7 päivässä
0,0
0,0

Hi — I’m Yuv, an IoT builder (ESP32/ESP8266). I’ll make a clean Phase-1 prototype: a battery-friendly probe that reads soil moisture, sends readings to the cloud, and triggers email alerts when the level drops below a threshold. What you get: Prototype wiring/schematic + BOM Arduino (ESP) firmware (commented) with sleep + Wi-Fi upload Simple cloud setup (Firebase) + email trigger Basic Android demo APK (shows current %, history, threshold slider) Quick-start & calibration notes + one round of fixes Price for this Phase-1 prototype: ₹1,200 (we can expand later to PCB/advanced app). I prefer text updates (no voice calls). If this sounds good, I’ll send a short checklist of exactly what I need from you to begin.
₹1 200 INR 5 päivässä
0,0
0,0

Ending the guesswork for your plants' watering needs is precisely where my expertise shines. I can build your Smart Moisture Monitor, combining precise sensor readings with a seamless user experience. With 8 years as a Full-Stack Engineer, my deep specialization in IoT and embedded systems is a perfect match. I excel in designing low-power, battery-friendly devices using MCUs like ESP32/ESP8266 and Embedded C/Arduino, crucial for your probe to run for weeks. I’ve developed IoT platforms processing millions of sensor events daily, making robust data collection via Wi-Fi/BLE and efficient cloud integration (e.g., AWS) a core strength. Furthermore, I am adept at full-stack development, leveraging Flutter for intuitive cross-platform mobile apps and FastAPI for scalable cloud backends. This allows me to craft your mobile dashboard for live/historical moisture data, implement the adjustable alert threshold, and configure the backend for reliable email alerts. My approach will involve first developing a functional hardware/firmware prototype, ensuring accurate readings and optimal low-power operation. Concurrently, I'll build the cloud backend and the Flutter app, iterating quickly with your feedback. The final delivery will include a clean PCB layout, OTA-updatable firmware, and comprehensive documentation to ensure a polished, reliable solution. I'm eager to help you bring this project to fruition. Let's discuss your vision further.
₹1 071 INR 14 päivässä
0,0
0,0

I can develop a low-power IoT soil moisture monitoring system that measures soil moisture, uploads readings to the cloud, and sends email alerts when the moisture level drops below a configurable threshold. The solution will be designed for efficient battery operation using deep-sleep cycles so the device can run for weeks on a coin cell or Li-ion battery. The hardware will be based on ESP32 or ESP8266, depending on the best balance of power consumption and connectivity. I will design a clean schematic, compact PCB layout, and full BOM, ensuring reliable sensor readings and stable Wi-Fi/BLE communication. Deliverables include: • Complete schematic, PCB design, and BOM for the sensor device • Firmware (Arduino/C++ or MicroPython) with well-commented code, build instructions, and OTA update support • Mobile app (Flutter or React Native) showing current moisture %, historical trends, last alert time, and an adjustable threshold slider • Backend setup (Firebase or AWS) to handle data storage, cloud communication, and automatic email alerts • Quick-start guide for assembly, calibration, flashing firmware, and app setup The system will use deep-sleep and optimized data intervals to minimize power usage while maintaining reliable reporting. The final solution will meet the acceptance criteria: ±5% moisture accuracy after calibration, email alerts within ~30 seconds of threshold breach, stable mobile dashboard with 30-day history
₹600 INR 7 päivässä
0,0
0,0

Hyderabad, India
Liittynyt helmik. 8, 2026
£250-750 GBP
₹12500-37500 INR
£10-20 GBP
$250-750 USD
$30-250 USD
$30-250 USD
₹600-1500 INR
$2-8 USD/ tunnissa
$10-30 USD
$30-250 USD
$250-750 CAD
₹1500-12500 INR
$30-250 USD
$10-30 USD
$750-1500 CAD
$250-750 USD
$15-25 USD/ tunnissa
₹12500-37500 INR
₹12500-37500 INR
$15-25 USD/ tunnissa