PCB+PCBA Procurement from China
I hold 14 years full-stack PCB industry experience covering quality, MI engineering, overseas sales and 5 years formal procurement experience in a German electr...
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Cortex-A Firmware Development
I’m building the low-level firmware for an ARM Cortex-A microcontroller and need help closing the remaining gaps in startup code, peripheral configuration, and...
Read moreHigh-Speed PCIe PCB Integrity Review
I have a multi-lane PCIe board laid out in KiCad and I want a sharp set of eyes on its signal integrity before we order production units. The schematic and layo...
Read moreSplit AC Routine Maintenance
I need a qualified technician to carry out routine maintenance on my Split AC. The job covers a full cleaning of both the indoor and outdoor units, including fi...
Read moreSmall Multilayer PCB Design
I need an experienced KiCad PCB designer for an ESP32-S3 based audio/IoT prototype board with battery The board will include: - ESP32-S3-WROOM-2 module - PN532...
Read moreCustom Silicone Locking Case for JLab Jbuds
I'm looking for a skilled product designer or manufacturer to create a custom locking case cover for JLab Jbud Mini earbuds. Requirements: - Material: Silicone...
Read moreElectronics Design Engineer for Medical Neurostimulation Device -- 2
1 Project overview We are developing a medical neurostimulation device intended for therapeutic applications, including tinnitus treatment. The system consists...
Read morePCB Design Audit
I have a PCB design featuring a simple ESP32, two servos, a buzzer, a battery, and a charging IC. I’ve made significant progress, but it needs to be reviewed an...
Read moreKiCad PCB Fix & Gerbers
I have a small KiCad board that is currently failing JLCPCB’s pre-check because of manufacturing constraints. What I need right now is a quick clean-up: shift o...
Read morePRICE QUOTE for PCB BOARD DESIGNS
Project Title: Senior PCB Design Engineer – Secure Control Boards for Hair Styling Appliances Project Overview: We are seeking an experienced PCB Design Enginee...
Read more433 MHz PCB Pre-Compliance Review
I have a compact 433 MHz transmitter built around a CMT2219B RF module driven by a GD32E230G8 MCU. Before we invest in the formal lab work, I want an experience...
Read moreElectric Motor Design for Appliancncesed
I'm seeking an experienced motor designer to create an electric motor for household appliances. The motor should have a medium power rating between 100 to 500 w...
Read moreAutomated D-Cell Battery Dropper
I already have the electrical trigger sorted—I can close a relay on command—so what I need now is the physical device that releases a single D-cell (originally...
Read moreSelección e implementación PLC para planta de trituración de Metales
Estamos montando una planta de trituración de metales en Alicante y necesito apoyo experto para la parte de automatización. Lo que busco: - Elegir el PLC y todo...
Read moreArduino Interactive Experience Development
I'm looking for an experienced Arduino developer to create an interactive experience. The project can be tailored towards educational activities, entertainment/...
Read moreEasyEDA Two-Layer PCB Schematic Design
I need a clean, production-ready schematic built in EasyEDA for a multi-layer board that will ultimately be fabricated as a 2-layer PCB. You will start from my...
Read moreFull House Electrical Wiring Assistance
A full residential re-wire is underway and every circuit—from the main service panel right through to the last light switch—needs to be designed, installed, and...
Read more4-Layer PCB Manual Routing
PCB Layout Engineer Needed – Manual Routing of Existing 4-Layer PCB I am looking for an experienced PCB layout engineer to complete the manual routing of an exi...
Read moreBattery Powered ESP32-CAM PCB
I need a clean, compact PCB layout built around the ESP32-CAM module that will serve as the heart of a small, battery-powered IoT device. Space efficiency and l...
Read moreIndoor Nordic BLE Motion Sensor -- 2
Estoy desarrollando un prototipo IoT de bajo consumo para un vertedor inteligente de bebidas y busco un ingeniero embedded/freelance con experiencia práctica en...
Read moreTemperature Sensor Data Logger Firmware
I have a microcontroller-based board that will sit in the field and quietly record temperature readings from one or more digital sensors. Your job is to write t...
Read moreModular Eddy Current Purity Tester -- 2
I need a compact, modular eddy-current device built from the ground up to verify the purity of non-ferrous metals during material research and development. Beca...
Read moreMedical Device Power Supply Schematic Review (IEC 61010 / IEC 61326 Compliance) Project Description
I need an experienced Power Electronics / Hardware Design Engineer to review and verify my medical IVD device power supply schematic before PCB layout. This is...
Read moreDiseño de PCB para Estabilizador de Voltaje Industrial (4kVA)
Diseño de señales mixtasDescripción del Proyecto: Busco un ingeniero electrónico con experiencia en diseño de potencia y control para convertir un esquema fun...
Read moreEV Prototype Assembly & Safety Testing
Electrical engineering activities on electric vehicle prototype in Pune. Needed help asap with wiring, diagnostics etc.
Read moreMulti-Layer Power Management PCB
I need a complete circuit schematic and multi-layer PCB layout that handles power management duties while integrating a microcontroller, several sensors, and th...
Read morePosture Reminder Sensor Development
I need this to be done by July 10th before 10 pm CET: ● a Posture Reminder Sensor (PRS) device that can be attached to the user’s upper back ● a USB-C charging...
Read moreObsolete IC Sourcing Specialist in HK
I'm seeking an experienced electronic engineer based in Hong Kong to help locate obsolete digital ICs, specifically the SC28L198A1A. Key Requirements: - Experti...
Read moreDouble-Layer PCB Design using Altium
I'm looking for an experienced engineer that can create a schematic from the provided parts lists. Key requirements: -- Use Altium Designer software - Experienc...
Read more2.4 GHz FSK Receiver Design
I need a complete design for an FSK RF receiver that operates at 2.4 GHz with a channel bandwidth of 2 MHz. The end product is destined for compact consumer-ele...
Read moreSTM32G071RBT6-Based Flexible PCB Module Design
Circuit Design Requirement – Flexible PCB Embedded Module I need a complete, production-ready electronic schematic for a flexible PCB module based on the STM32G...
Read moreIndustrial Ethernet Environmental Monitoring Device (Modbus TCP/IP)
We are looking for an experienced embedded hardware developer/company to develop an OEM Environmental Monitoring Device for pharmaceutical clean rooms. Requirem...
Read moreElectric Motor Design for Appliance urgent
I'm seeking an experienced motor designer to create an electric motor for household appliances. The motor should have a medium power rating between 100 to 500 w...
Read moreESP32 Graphical Output Development
I need an ESP32 project that takes 7 analog inputs and produces 9 large numerical outputs on a graphical display. Requirements: - Use of ESP32 microcontroller....
Read moreSiemens S7-1200 Data Monitoring
I'm seeking a skilled professional to analyze and implement a data acquisition and monitoring system using the Siemens SIMATIC S7-1200 PLC and LOGO!. The primar...
Read moreCustom 6-Port PoE Ethernet Switch Design
I need an experienced hardware designer to turn my concept for a six-port, gigabit-speed Ethernet switch into a complete, production-ready design. 3 of 6 channe...
Read moreBluetooth-Connected Reaction Training Pods Development
I'm seeking an experienced electrical or mechanical engineer to develop an innovative sport - brain stimulating product: reaction training pods that connect to...
Read moreSTM32 Motor + Heater + Audio Main Controller PCB — KiCad Schematic, PCB, Gerbers & BOM
I need an experienced embedded hardware / PCB engineer to design a production-ready STM32-based main controller PCB for a therapeutic massage/spine bed system....
Read moreCustom Extension Adapter for Removable Code Chip Slot
Refer to the detailed SoW: https://docs.google.com/document/d/1chIdVUxTUR1S519dkXf8SChGZWYn12gk1tAyaAoJ1XU/edit?usp=sharing We need a product/electronics-mechan...
Read moreHigh-Gain Boost Converter Prototype Development
# Project Title **Hardware Design and Prototype Development of a Custom High-Gain Boost Converter Integrated with a Three-Phase Grid-Tied Inverter** ## Project...
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