Omron PLC Inkjet Control Code
I’m running an Omron NX102 CPU in Sysmac Studio and need a compact, well-commented function block (or set of ladder/ST routines) that speaks Ethernet/IP to an R...
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STM32 GPS Firmware Developer Needed
Firmware Development Request – STM32 GPS Tracker We are looking for an experienced embedded firmware developer to develop firmware using STM32CubeIDE for a GPS...
Read more400-1500 MHz RF Front-End
I’m building a lab-grade signal-testing platform and need a complete RF front-end that cleanly spans 400 MHz to 1.5 GHz. Because the board will sit in front of...
Read moreESP32 Alarm PCB Design
I have put together a clear block diagram for an ESP32-based alarm controller and now need the full KiCad schematic and a production-ready PCB layout. The core...
Read moreMicro820-Kreo Modbus Tag Mapping
I have an Allen-Bradley Micro820 running on CCW, and a Kreo HMI/SCADA project already started. The next step is to bring between 51 and 100 Modbus analog tags a...
Read morePCB Design LCD & DHT22
I’m putting together a compact, battery-powered module that reads a DHT22 and shows the temperature (and eventually humidity) on an LCD. What I need from you is...
Read moreLPG Gas Monitoring Device Design
Smart LPG Gas Monitoring & Safety Device EVT Hardware Design – Complete Scope (Individual Engineer) 1. Project Objective Design and validate an EVT-stage Smart...
Read moreEnd-to-End IoT Hardware Development
I’m bringing a new commercial IoT device to market and need a single engineer who can take the hardware from napkin sketch to tested prototype. The work spans h...
Read moreImmediate Two-Layer KiCAD PCB Design
I’m ready to move fast on a compact double-layer PCB for a consumer-electronics product. The board will host a central microcontroller plus the surrounding powe...
Read moreIoT System for Greenhouse & Aquaculture Monitoring
We are looking for an experienced Embedded Systems & Hardware Design Engineer to develop a professional-grade IoT monitoring system based on ESP32-S3 for: • Gre...
Read moreRaspberry Pi Motor Health AI
I need a complete edge-AI solution that lets a Raspberry Pi watch over a 0.5 kW AC motor and cut the power the moment an anomaly appears. The Pi will gather vib...
Read moreGps and sim in PCB
I want to develop an rectangular PCB which have GPS and 4G sim and one button
Read moreUltra-Cheap Speed-Triggered Speaker
I’m building a compact, medium-speaker module that runs on 12–24 V DC and plays short voice announcements whenever speed thresholds are crossed or at preset tim...
Read moreLong-Range Distance Sensor
I need a custom distance-measuring sensor that can reliably detect objects at ranges greater than 10 m. The core deliverable is a working design—hardware plus f...
Read moreElectronics Promotion via WhatsApp Chats
Incoming WhatsApp enquiries for my electronics catalogue need prompt, friendly replies that gently steer each prospect toward a purchase. Every response must in...
Read moreNeed Electronics engineer for designing and developing electronic circuit for my hydrophonic project.
Hello, I am developing a compact hydrophonic system. I need an electronic engineer proficient in designing and developing the whole circuit. He/she will have to...
Read moreSHDJ Servo Driver Setup Assistance
I have a 24 V DC servo from SHDJ (Sinheng Motors) paired with their D-AIS48015A driver and I’m trying to run it from a Raspberry Pi Pico. Here’s what I’ve done...
Read moreOff-Grid System Compliance Engineer -- 2
I’m looking for an experienced electrical engineer to support the design review, validation, and compliance readiness of our off-grid electrical system. Project...
Read moreOff-Grid System Compliance Engineer
I’m looking for an experienced electrical engineer to support the design review, validation, and compliance readiness of our off-grid electrical system. Project...
Read moreAirflow-Controlled Dual Heater PCB
I need a simple and rock-solid analog circuit that drives two 24 V DC heater coils from a single supply. The secondary coil is always energised (between 15-30 W...
Read moreSiemens PLC Machine Control Programming
I have a machine upgrade in progress and need a solid Siemens‐based PLC program to run it. The control requirements sit in the “medium” range—more involved than...
Read moreExiting KiCad9 project enhancements
Add a few items to the existing project. I have KiCad project including Schematic and pcb design. Schematic pdf is attached. The task is strictly additive. Keep...
Read moreModular STM32 Smart Power Controller
I’m building a next-generation smart-home power controller and need the complete electronics and firmware design. The unit must be modular yet robust, offering...
Read moreMATLAB Engineer for PV Inverter Project
I'm seeking an experienced MATLAB/Simulink engineer to replicate and expand on a research paper project involving grid-connected photovoltaic inverter control s...
Read moreCustom DC-DC Buck Converter
I need a DC-DC converter prototype as per the following parameters: Power Rating: 150W Input: 16-32V DC Output: 5V, 30A Output Variation: 2-5V using a 10K Ohm E...
Read moreMechatronics Product Design Specialist Needed
I’m developing a brand-new device that blends mechanics, electronics, and intelligent control, and I need a mechatronics engineer who can take the concept from...
Read moreCustom DC-DC Buck Boost Converter
I need a DC-DC converter prototype as per the following parameters: Power Rating: 150W Input: 16-32V DC Output: 28V, 5.5A Output Variation: 10-28V using a 10K O...
Read moreUpdate Existing PCB in EasyEDA, Flux, or Altium.
I already have a proven board designed in EasyEDA and will share the original .epro project along with its current Gerber set. The task is limited to component...
Read moreEasyEDA Single-Layer ESP32 PCB
I already have the full BOM, a clear wiring diagram, and a rough layout for my ESP32 board; what I’m missing is a clean, production-ready EasyEDA design that ke...
Read moreFix Dual-Monitor Switch Setup
I have two laptops feeding into an HDMI switch that, in turn, should drive two external monitors. Everything worked until I swapped one of the screens; since th...
Read moreManufacturing Automation System - with Servo or Stepper Motors
I’m looking to automate a robot end-of-arm-tool which has six stepper or maybe servo motors. The goal is a seamless, end-to-end system that reduces manual inter...
Read moreExperienced PCB Designer Needed
I have a new electronic product moving from concept to manufacturing and I’m looking for a PCB designer with a solid five-year track record to guide the board l...
Read moreESP32 WiFi IoT Logger
The project centres on an ESP32-driven IoT device that connects exclusively over Wi-Fi to gather sensor data and present clear reports. I already have general u...
Read moreReverse-Engineer SMD PCB for Reproduction
The task is to take an existing, fully populated SMD-only circuit board (no schematics or documentation available) and recreate it so I can send the files strai...
Read moreIoT Embedded PCB Design
I need a production-ready PCB that will sit at the heart of a new IoT embedded system. The board must seamlessly handle wireless communication, integrate multip...
Read moreUHF Spectrum Monitoring Analysis
UHF RFID Antenna & Tag Simulation (HFSS / COMSOL) – Freelancer Needed We are looking for an experienced freelancer to support an R&D project focusing on UHF RFI...
Read moreWearable IoT Device – Firmware, SIM7000G (LTE + GNSS), RF Tuning & System Validation
Project Overview We have completed the full hardware design and PCB layout of a wearable IoT device and are seeking an experienced embedded systems engineer to...
Read moreIP CCTV Camera PCB Assembly
I have a finalized design for an IP-based CCTV camera and now need the production run of its main PCB. The board must arrive fully assembled, programmed and QC-...
Read morePCB Design for Bathroom Appliance
I need a PCB designed for a bathroom appliance. The PCB should include a 12V relay and a 5V converter. Ideal skills and experience: - Proficiency in PCB design...
Read moreMixed-Signal Power Converter Design
I need a complete mixed-signal circuit that handles power conversion while integrating voltage regulation, power switching, and energy-storage sections in one c...
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