Compact Home Automation PCB Design -- 2
I need a custom-designed PCB for home automation applications, built around the ESP32 DevKit V1. The PCB will control: - AC loads via Omron G5LE SPDT relays, op...
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Electric Trolley Wiring Prototype
I'm seeking an expert to prototype the electric chassis wiring for an electric trolley designed to transport tools. Key requirements include: - Design and imple...
Read moreOptimizar Esquemas Mecánicos Robot
Tengo listos los planos CAD de un robot funcional, pero antes de fabricar el primer lote quiero simplificar su producción. Busco a un ingeniero mecánico que rev...
Read more12V Power Supply Design
I need a custom power supply designed specifically for consumer electronics, with a focus on automation systems. The power supply must output 12V. Key requireme...
Read morePCB Design Verification
I need a PCB design expert to verify my work done in EasyEDA. Key requirements: - Check schematic accuracy and component placement. - Review and correct errors....
Read moreAltium PCB Design for JLCPCB
I need a double-layer, signal-processing board laid out in Altium Designer and prepared for fabrication at JLCPCB. The finished board will fit inside a 15 cm ×...
Read moreAltium PCB Update & JLC
I have three existing Altium Designer projects that must be refreshed before the next manufacturing run at JLCPCB. Both the schematic and the board layout need...
Read moreComplete Building Electrical System Integration
Job Title: Electrical Design for Residential + Commercial Building (Indoor, Outdoor, DG Backup, Fire Pump & Lift) Project Description I am looking for an experi...
Read moreSmart Home Inductor Switch PCB
I need a compact, production-ready PCB designed for a new consumer-grade smart-home device. The board’s core task is to handle a dedicated control-interface swi...
Read moreAutoCAD Residential Electrical Plan
I have fallen behind on my final assignment for Electrical Drafting and need a complete residential electrical plan produced in AutoCAD. The project starts from...
Read moreRF Welder Arc Protection Design
I need a robust arc-suppression circuit engineered specifically for my RF welding machine. The goal is simple and non-negotiable: stop destructive arcing before...
Read moreInfrared Device Settings Optimization
I have a commerical infrared device I want to push beyond its stock limits by unlocking and fine-tuning the voltage-gating parameters, and explore any additiona...
Read moreRaspberry Pi Solenoid Trigger Script -- 2
I need a concise Python 3 script that will run on a Raspberry Pi 5 and do the following: • Watch a single GPIO input line for the HIGH digital signal coming fro...
Read morePCB Design for MY Machine Systems
PCB DESIGN with these or better components placement Processor & Memory Main SoC NXP iMX8M Plus — Quad Cortex-A53 1.8GHz + Cortex-M7 800MHz Safety MCU TI TMS570...
Read morePiezoelectric Sensor Preamp Redesign
Project Title: Miniature Piezo Preamp PCB (10mm) – Reverse Engineer & Redesign Project Overview I am developing a professional leak detection microphone used fo...
Read moreOperational PCB Upgrade & Noise Reduction
My inspection system is already on the production floor, driven by C-based firmware, yet the electronics are showing their age. I need a seasoned PCB designer t...
Read morePCB design for 4‑layer Raspberry Pi CM5 carrier board with eDP and marine/industrial interfaces (future projects possible)
I am looking for an experienced PCB designer to create a 4‑layer carrier board for a Raspberry Pi Compute Module 5 (CM5). The board integrates several existing...
Read moreCompact GPS Tracker PCB Design
I am building a tiny GPS tracker device for my company and need an experienced PCB designer. Project Requirements: - Design schematic and PCB layout for a compa...
Read more6-Layer Industrial PCB Design
I’m ready to move an industrial-grade controller from concept to production and need a designer who has already shipped tight, 6-layer boards. The board must ho...
Read moreHRID-AI- Handheld device for Heart murmur detection, Rhythm abnormalities, Irregular heart sounds, and Decreased ejection fraction
Description Of Project - HRID-AI is a low cost handheld device aimed at estimating ejection fraction using multimodal biosignals (ECG, seismocardiography, and c...
Read moreElectrical Design Engineer for Transformer Manufacturing
Title: Transformer Design Engineer Needed – Oil Filled Distribution & Solar Transformers Description: We are setting up a transformer manufacturing unit in Vado...
Read morePCB Design & Schematic Implementation for Solar/Wind Voltage Measurement System
We need an electronics engineer to implement a PCB design based on an existing schematic for a renewable energy monitoring project. The system measures electric...
Read moreProteus-to-Altium PCB Conversion
I will provide the full Proteus project (schematic, PCB, libraries). Your task is to recreate that board in Altium Designer as an exact, bit-for-bit copy—same d...
Read moreCoffee Maker PCB Reprogramming
I need an experienced PCB programmer to reprogram a multi-layer PCB for a coffee maker. The board is used for a coffee maker. Required Skills and Experience: -...
Read morePCB adjustment from.Orcad to Altium
I need a complete design for a compact consumer-electronics board that revolves around a PIC microcontroller. The scope spans three tightly-linked parts: • PCB...
Read moreProduct Design Engineer
I'm looking for a skilled product design engineer to create a health and fitness-focused consumer electronic product, specifically a charging dock. Key Requirem...
Read moreIsolated Voltage Measurement Circuit Design
I have an Arduino-based board that is powered from its own DC rail, yet it has to monitor several other DC lines whose grounds are completely separate. Right no...
Read morePCB Design Editing Needed
I need an experienced PCB designer to edit an existing single-sided PCB design. The current design is in Altium and requires modifications for testing and valid...
Read moreHRID-AI- Handheld device for Heart murmur detection, Rhythm abnormalities, Irregular heart sounds, and Decreased ejection fraction
Description Of Project - HRID-AI is a low cost handheld device aimed at estimating ejection fraction using multimodal biosignals (ECG, seismocardiography, and c...
Read morePlug-and-Play Touchscreen LED Numeric Tower - 06/03/2026 15:21 EST
I need a self-contained unit that lets me key a number on a small touch screen and see that exact value appear instantly on a free-standing LED numerical tower....
Read moreIndustrial-Grade 3-Phase Inverter Design
Embedded Hardware & Firmware Expert Needed for Industrial 3-Phase Pure Sine Wave Inverter Project Overview: I am seeking an experienced Power Electronics and Em...
Read moreIndustrial Electrical System Upgrade
I require an experienced electrical engineer to upgrade and design systems for an industrial facility. Key tasks include: - Upgrading power distribution and lig...
Read moreArduino Code for MCP3903 Energy Measurement IC (SPI Communication)
I am looking for an embedded systems developer to write Arduino code to communicate with the MCP3903 energy measurement IC from Microchip using the SPI interfac...
Read moreESP32 Educational Robotics PCB
**Project Title:** ESP32 Based Educational Robotics PCB Design **Project Description:** I am looking for an experienced PCB designer to design an educational ro...
Read moreImage-to-PCB Schematic & Layout
I have a schematic image (BMP file) and a bill of materials that now need to become a fully captured design ready for manufacture at JLCPCB. Your first task is...
Read moreKinetic Pulse PCBA Design & Creation
Project Brief: Kinetic Pulse PCBA 1. Core Functional Requirements Power Input: Must accept AC input from a linear induction coil (approx. 3,000 turns). Energy S...
Read moreArduino Uno LED Control
I’m putting together a very small-scale project on an Arduino Uno and simply need a clean, well-commented sketch that switches an LED on and off. No elaborate l...
Read morePool Cover Control System Overhaul
I need an expert to overhaul the control electronics on our solid swimming pool cover and modify the control circuits. The goal is to improve existing functiona...
Read moreSmart Parking Disc Modification (EU Freelancer)
Project Brief: Stealth-Modified Automatic Parking Disc (Certified for Public Road Use in Germany) Project Goal: I want to technically modify a certified electro...
Read moreElectric Heater Design Review
I need a design review for an electric heater with fan and heating element due to field failures. The specific issues are overheating and electrical shorts. Key...
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