ESP32-C3 PCB with MOSFETs
I need a complete PCB design built around the ESP32-C3 and five onboard power MOSFETs. The board will sit inside a medium-sized, handheld consumer-electronics e...
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NDT Electromagnetic Conductivity Sensor Build
I need an engineer who can take me from concept to working prototype on a precision electromagnetic sensing instrument aimed squarely at industrial non-destruct...
Read moreCompact ESP32 Smart Relay Module PCB Design & Routing
I am looking for an experienced PCB layout engineer to design and route a compact, dual-layer PCB for an IoT smart switch module. The design must fit inside a v...
Read moreCar ECU Repair Specialist Needed
I'm looking for a skilled technician to repair a car's engine control unit (ECU). The vehicle is currently experiencing starting problems. Key Requirements: - D...
Read more4G/5G & Eth WAN Router+Net Pause Switch
Project Title : Custom 4G/5G & Ethernet WAN Router with Physical Internet Pause Switch Project Overview I am looking for an experienced embedded hardware engine...
Read moreFix ESP32 MSME Mic Noise
Our ESP32-based prototype uses the MSME INNP441 digital mic, and during live audio streaming it introduces jitter and a screeching interference noise—even thoug...
Read morePLC HVAC Control Panel Design
I’m upgrading a building-management installation and need a complete PLC-based electrical panel design dedicated to the HVAC side. The controller will run our c...
Read moreBLE & Sensor Integration
Hardware Engineer Wanted: Compact Biometric Wearable Prototype We are seeking a hardware engineer to design the electronics for a lightweight, clip-on attachmen...
Read moreESP8266 IoT Trainer PCB Design
I am building a hands-on trainer kit series and the first board in the lineup is an ESP8266-based IoT controller. I already know the core feature set I need—rel...
Read moreESP32 Drone Controller PCB -- 2
My schematic for an ESP32-based drone flight controller is complete; what I need now is a skilled PCB designer who can turn that schematic into a reliable, prod...
Read moreUS-Based Second-Hand Instruments Sourcing
Please note that below task is only available to local Americans and long-term US residents. I need help tracking down reliable, fairly-priced, second-hand test...
Read moreRemote Pan-Tilt Object Tracking Module
I’m building a compact pan-tilt head that can be driven remotely with a small camera module and a laser pointer ride on top of it. The primary goal is reliable...
Read moreDiseño completo de 3 placas PCB en EasyEDA
Busco un diseñador electrónico para el diseño completo de 3 placas PCB en EasyEDA (excluyente). Alcance SOLO diseño: esquemático, ruteo, contorno, Gerbers valid...
Read moreCustom 6-Port PoE Ethernet Switch Design
Hi I will share the details with the shortlisted candidates. Thanks
Read moreElectrical Equipment Data Sheet Standardization
I need a set of clean, reusable data-sheet templates covering the electrical equipment we deploy across Indian oil-and-gas facilities dedicated to power distrib...
Read morePCB Layout & Gerber Files
I have a circuit that now needs to move from the schematic stage to a production-ready printed circuit board. I will share the complete schematic, component lis...
Read moreCustom 6-Port PoE Ethernet Switch Design
Hi I will share the details with the shortlisted candidates. Thanks
Read moreQuick KiCad PCB Revisions
I already have three completed boards built around an ESP32, DS3231 RTC, EM18 RFID module, buzzers and indicator LEDs. The schematics and layouts are all in KiC...
Read moreComprehensive Vehicle Diagnostic and Report
I need a full vehicle diagnostic service for my car. The diagnostic should cover the following systems: - Engine and transmission - Electrical systems The servi...
Read moreBroadcast Rack Equipment Migration
I need all of my encoders, decoders and data switches removed from their current rack, cleanly re-cabled and commissioned in a brand-new rack. The gear supports...
Read moreFoldable Electronic Device for Shooting Sports
This project involves a portable, foldable electronic device designed for shooting sports and training applications. The system detects supersonic projectiles p...
Read moreRiparazione scheda Raspberry Pi
Ho 6 Raspberry CM4 che non si accendono e, dopo vari tentativi, sospetto un guasto hardware localizzato sulla scheda madre. Non vedo bruciature, crepe o altri s...
Read moreAC-DC Dual-Rail PCB Design
I need a compact FR4 board that accepts a universal 85 – 265 VAC input and continuously supplies two regulated rails: 5 V DC and 12 V DC (each capable of up to...
Read moreMixed-Signal ADC/DAC Circuit Design
I am building a board that needs a compact mixed-signal section dedicated to high-accuracy data conversion. The job is to design the entire ADC/DAC front-end, m...
Read moreONSHAPE designer needed for a Posture Reminder Sensor (PRS) device and USB-C charging dock.
Design with ONSHAPE only a Posture Reminder Sensor (PRS) device that can be attached to the user’s upper back A USB-C charging dock. The PRS device should inclu...
Read moreBLE Antenna Redesign & Validation
We are seeking an experienced RF Engineer with strong expertise in Bluetooth Low Energy (BLE) antenna design, RF matching networks, and wireless product validat...
Read moreKiCad PCB Design Review & Corrections — ESP32 Board
I have an existing ESP32-WROOM-32E handheld PCB designed in KiCad 10 — 2-layer, ~76×51mm, ~49 components (ESP32, CH340C USB-serial, TP4056 + DW01A battery charg...
Read moreResolve HDMI Output Issue on Raspberry Pi 4
I’m running the piSDR image (https://github.com/luigifcruz/pisdr-image) on a Raspberry Pi 4 that is dedicated to a small HDMI monitor. The system itself boots—c...
Read moreLogic Gate Sensor-Actuator PCB Design
Project Title Design a Logic Gate Based Non-Programmable Sensor-Actuator PCB — Prototype Development Project Overview I need a custom electronics board designed...
Read moreIndustrial Hydraulic System Design Needed
I need a complete design package for an industrial-grade hydraulic system. The core of the system must centre on hydraulic cylinders, and I’m relying on you to...
Read moreFind Cheap Electronics Supplier
I need help sourcing electronic components from suppliers outside of India. The components are for industrial use, and I will be ordering in small batches of 1-...
Read moreConveyor System Design
I need a conveyor system designed for transporting small packages. The system should include: - Adjustable speed - Automated sorting - Incline/decline capabilit...
Read moreESP32 HVAC Monitoring Dashboard
I have an ESP32 DevKit V1 (CP2102) already wired to a PZEM-004T V3, an ADS1115 16-bit ADC, one SCT-013-010 CT sensor, and three DS18B20 waterproof probes. With...
Read moreAnalog Radio Transmitter Specialist
I run an analog broadcasting facility and need an experienced radio engineer to work directly on our transmitter and tower-mounted antenna system. Your focus wi...
Read moreIndustrial Instrumentation Electronics Consultant
Requirement: Electronics Hardware Design Consultant (Industrial Instrumentation) We are looking for an experienced Electronics Hardware Design Consultant to sup...
Read moreESP32-nRF52840 Plugin PCB Design
I’m putting together a small prototype that teams an ESP32 Mini with an nRF52840 Nice!Nano, and I’d like a single, compact board to host them both. Key points •...
Read moreJLCPCB SMD Assembly KiCad Files
Project Overview I am looking for an experienced PCB designer with KiCad and JLCPCB assembly experience to prepare a simple PCB for SMD assembly. The circuit is...
Read moreDesktop AI Assistant (Electron + OpenAI API) — Real-Time Audio Transcription & Answering
Overview I'm looking for an experienced Electron desktop developer to build (and polish) a cross-platform AI assistant app. The app listens to live audio, trans...
Read moreAdd Connectors to KiCad PCB
An existing KiCad-based board is ready for its next revision. The design itself is stable; all I need now is to introduce 1–2 new connectors and make sure they...
Read moreESP32 Arduino-Compatible PCBA with Enclosure
I want to create a branded MEGMA.MA control board that keeps the familiar Arduino UNO R3 footprint yet swaps the ATmega328P for an ESP32. The finished board mus...
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