LoRa RGB LED Cue System
My lighting software can already stream a simple serial string for every cue it fires. I now need that string to travel wirelessly over LoRa to a tiny, battery-...
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ESP8266 Bidirectional IR Control
I need robust, well-documented firmware that lets an ESP8266 on the Arduino platform both send and receive infrared commands for multiple air-conditioner remote...
Read moreCompact Atmega32U4 LED Controller
I need a full EasyEDA project—schematic and routed PCB—for a tiny Atmega32U4 board that lets a computer drive a single external LED through a 3-pin XH-JST conne...
Read moreAI Cattle Collar Development
I need a working prototype of an AI-enabled collar that keeps real-time watch over a cow’s well-being and daily habits. The collar has to: • Track health by con...
Read morePrototype 2D LiDAR Sensor Development
I am building a proof-of-concept 2D LiDAR unit from the ground up and need a mainland-based embedded electronics engineer who can handle every step of the desig...
Read moreESP32 Web Light Switch Firmware
I’m putting together a Wi-Fi light switch around the ESP32 and I need complete firmware plus a small, self-hosted web interface so the unit can sit on my networ...
Read moreUrgent PAA5100JE ESP32D Software Setup
I have an ESP32-D dev board and three unused PAA5100JE optical-flow sensors. I only need to bring one online first, confirm it streams clean motion data, then r...
Read moreSimulIDE Arduino Hybrid Power Design
I want to build a small-scale hybrid renewable power system—solar panels, wind turbines and tidal generators all working together—inside SimulIDE, driven solely...
Read moreRaspberry Pi Eye-Tracking Drawing
I am building a proof-of-concept that lets a Raspberry Pi follow a user’s gaze and immediately translate that data into visual output on an attached screen. At...
Read morePrototype: 100-Roti Automated Machine
I need a working prototype of a fully-automated roti-making machine that can turn out 100 soft, evenly cooked rotis in 30 minutes while keeping the total build...
Read moreReal-Time Embedded Firmware Development
LOOP every ~2 seconds, for each burner sensor independently: 1. Read current temperature from sensor 2. Add reading to a rolling 15-20 second window of recent r...
Read moreAI-Ready Robot Arm and Camera Control Software
project title: Build a simple plug-and-play software to control my robot arm + camera over WIFI (AI-ready) Description: I already have the Hardware: -Hiwonder X...
Read moreWebSocket Hub for 100 ESP32s
I have roughly one hundred ESP32 boards on the same LAN. A single Raspberry Pi will sit in the middle, behaving as a master gateway: it exchanges messages with...
Read moreArabic Sign Language Glove: Mentor Required
Title: Mentor Needed: Guide Student Research Team Building an Arabic Sign Language Glove (Step-by-Step, Video Calls) — Phase 1 Budget: $25–$40/hour, total budge...
Read moreESP32 Touch NMEA2000 Display
I am building a compact touch-screen instrument driven by an ESP32 that sits on a NMEA2000 backbone and shows ONLY the data I care about—environmental readings...
Read moreReview Gerber File, Upload via Arduino, and Solder Chip into PC Mouse
I need assistance reviewing a Gerber file to ensure it is set up correctly. If confirmed, the freelancer will upload the necessary code or firmware via Arduino...
Read moreBattery-Powered LoRa ESP32 Parking Tracker
I need a working prototype that lets me monitor a single-car residential parking spot without running any wiring. The concept is simple: • Hardware: a custom ES...
Read moreIntegrated Bicycle Speaker System Prototype -- 2
I have a patent-pending concept for an all-in-one bicycle sound system and I’m ready to move from idea to working prototype. The vision is simple: riders enjoy...
Read moreArduino Script for ESP32 UI
I already have a two-screen interface finished in Squareline for my ESP32-CYD based nervoscope. All component IDs and events are set; what I am missing is the A...
Read moreRobotics Actuation and Control System - 03/08/2026 19:09 EDT
I'm developing a robotics application and need expertise in integrating solenoids, servo motors, and sensors. These components are critical for the actuation me...
Read moreUAV Visual Positioning System Development
Developer Required – Visual Positioning System (VPS) for UAVs We are looking for an experienced Computer Vision / AI / Embedded Systems Developer to help us bui...
Read moreParticle Boron-Based Alert System Prototype
I have a Particle Boron development board and would like to create a compact proof-of-concept monitoring system using two reed switches and a split-core current...
Read moreDevelop Efficient Arduino-Based Lap Timer
The goal is to turn an Arduino into reliable timing equipment for track-day cars. I already know the core requirement: precise lap timing triggered by track-sid...
Read moreReal-Time Energy SCADA Analytics
I have a stream of real-time SCADA tags coming from energy assets that needs to be cleaned, transformed, and made immediately useful for operations and reportin...
Read morePort Github ESP32 Project to PlatformIO
I'm a retired hardware/software engineer and stopped coding around 2019. I want to keep my coding skills fresh so I'd like to port an existing open-source ESP32...
Read moreESP32 IoT WiFi Firmware
I’m building a small IoT device around an ESP32 and need concise, well-structured firmware that brings reliable WiFi connectivity online. The goal is straightfo...
Read moreAndroid Device with NFC and ID Verification
I’m looking for an engineer who can help me create an android device with an NFC reading chip capability. The android device needs to run aI’m looking for an en...
Read moreOutdoor RFID Reader Development
I need a custom-built RFID reader that can reliably pick up standard identification tags in an outdoor setting. The enclosure must withstand sun, rain, and an o...
Read moreArduino Lap Timer System
The goal is to turn an Arduino into reliable timing equipment for track-day cars. I already know the core requirement: precise lap timing triggered by track-sid...
Read moreSmart Commercial Bulk Dispenser
I’m looking for a complete design-and-build solution for a smart dispenser that can handle dry food, wet food, and a variety of home-cleaning products in a comm...
Read morePrototype Smartphone and fob Controlled Home bolt Lock
I need a working prototype of an electronic lock that can retrofit a standard residential dead-bolt and be controlled primarily through a dedicated smartphone a...
Read moreDesign and Development of a Portable LoRaWAN-Based Household Energy and Water Monitoring Kit
Project Summary I require an experienced IoT/Embedded Systems engineer to design and build a portable LoRaWAN-enabled sensing kit for my PhD research. The syste...
Read moreEagle PCB Design & Schematic
I need an experienced electrical engineer who works fluently in Autodesk Eagle to turn my concept into a complete set of design files. Your main tasks are to ca...
Read moreSmart Commercial Bulk Dispenser
I’m looking for a complete design-and-build solution for a smart dispenser that can handle dry food, wet food, and a variety of home-cleaning products in a comm...
Read moreSTM32 Firmware for IoT Data Logger
# Embedded Firmware Developer (STM32) for Industrial IoT Data Logger We are looking for an experienced **Embedded Firmware Developer** to develop firmware for a...
Read moreProgrammable Ultrasonic Cat Repellent Device
I am looking for a freelancer with experience in electronics design and prototyping to build a programmable ultrasonic cat repellent device. The device should m...
Read moreElectrical Overheating Simulation Prototype Creation
Project Title Need an Electronics Engineer to Build a Safe Burning Wire Demonstration Prototype Project Description I am looking for an experienced electronics...
Read moreAnimatronic Arduino Development
I'm looking for an experienced Arduino developer to build and program an animatronic project. Key requirements include: - Building and programming animatronic f...
Read moreRecoding RX/TX PCBA Firmware
I have a matched RX-TX PCBA pair that currently runs on buggy firmware. My main objective is to clean up the code base so the boards communicate flawlessly agai...
Read moreESP32 Vero-Board Security System
I already have an ESP32 module and a vero board set aside; now I need the complete electronics and firmware design that turns them into a compact surveillance u...
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