Electronics projects — HireLancer archive

ID / Date Listing

OCPP 1.6 Integration Specialist

I'm seeking an expert to integrate OCPP 1.6 with both AC and DC fast charging stations. The integration should support the following functionalities: - Remote S...

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Dock PCB Design for AirGradient ONE v9

Project: THT-only “dock” PCB in AirGradient ONE v9 format (KiCad) — order-ready Goal Make a through-hole (THT) carrier board that fits the AirGradient ONE v9 en...

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Diseño y fabricación de PCB – Archivos EasyEDA, Gerber, BOM y Pick&Place

Descripción del Proyecto: Busco un profesional con experiencia en diseño y fabricación de placas electrónicas (PCB). Voy a enviar esquemas, fotos, diagramas y n...

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Pci-e wifi 7 + wigig + bluetooth kártya

Nyák tervezés és minden fájl ami kell a gyártáshoz és driver Windows-ra, Linux-ra, Androidra. Pci-e 4.0 x16 kártya: wigig 802.11ad/802.11ay 176gbps 4x4 mimo, wi...

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STM32L EMV Access Card Design

I need a complete, production-ready EMV smart card built around an STM32L microcontroller. The card’s only job is secure identification and access control, so e...

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PIC Microcontroller Code Development

I'm seeking an talented embedded systems developer to create modify C code for a microchip dsPIC 16bit controller. Used for extremely high speed switching using...

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FPGA-based SDI Fiber Converter Development

I need an experienced FPGA developer to design, program, and test an SDI fiber converter. The converter should support video signal conversion for HD-SDI and 3G...

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Circuit Troubleshooting for Servo Motor

need help with troubleshooting circuit I have a servo motor and its corresponding motor driver connection details supply power to the driver using psu (power su...

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Troubleshooting MPU6050 and ADXL345 Sensor Wiring to ESP32

I need assistance in troubleshooting the wiring and connections of MPU6050 and ADXL345 sensors to an ESP32. The goal is to ensure proper functionality and resol...

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Universal ESP32 Control PCB

Task: PCB Design for Control Board Goal Design a universal control PCB with: ESP32 DevKitC (plugged into a 2×19 pin socket, microUSB remains on the DevKit board...

HL-39828640

Compact Double-Layer PCB

I need a custom-designed, double-layer PCB for a new consumer electronics concept. The board must stay under 5 cm and circular to fit inside a watch face on its...

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Design Custom SOM Carrier Board

I am developing a consumer-electronics device built around a System-on-Module and need a purpose-built carrier board to bring the product to life. The board has...

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OpenWRT GUI Customization for U6-PRO

I have a Ubiquiti U6-LR (v1 hardware) running OpenWRT and I need the stock LuCI interface adapted to match the workflow described in my attached spec. In short,...

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IoT Home Automation PCB Design

I'm looking for an experienced PCB designer to develop a custom PCB for an IoT home automation project. The PCB needs to support wireless communication and sens...

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RS485 Daisy-Chain Signal Fix -- 2

I have a daisy-chained PCB that links several boards over RS485. Each board carries a Microcontroller and the necessary communication modules. Everything powers...

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Magnetic Crawler Robot Control System -- 2

Project Requirement: Remote-Controlled Magnetic Crawler – Control System Development Objective: I am developing a magnetic crawler robot that can operate on fer...

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STM32 to LCM-R305VN Driver HT1621

I need a compact, well-documented driver that lets an STM32 microcontroller talk smoothly to an LCM-R305VN LCD display. The exact wiring protocol is whatever th...

HL-39827415

Single-Layer Consumer Electronics PCB Design

I need a seasoned PCB engineer to take a brand-new consumer-electronics concept from idea to ready-for-manufacture. The board will be single-layer, yet I still...

HL-39827336

Pi-Class Custom Linux PCB Design

I need a single-board computer designed from the ground up that can match Raspberry Pi 4 Model B 4gb ram performance yet remain fully custom and be fully integr...

HL-39827139

Home Audio Soldering Technician Needed

This is onsite and local to Austin, TX. I have a small-scale project that involves joining several wires to matching connectors, all done with rosin core solder...

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Controlar movimiento de un dispositivo de 4 motores y raspberry pi (Listado de componentes según el ofertante)

Se necesita controlar el movimiento de una corta cesped para un cultivo de palma de aceite, el dispositivo posee 4 motores 24v y 350W (C/U) y debe contar con as...

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Thiết kế mạch Pcb bằng Altium

Mạch khuếch đại OCL ngõ vào đơn

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Multi PLC Programming & HMI

This automation package centres on writing, testing and commissioning the complete control code for eleven PLCs— a mix of Delta units and Allen-Bradley models a...

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Conference Room Proximity Sensor Circuit designer

Looking to create a device that can sense when a divisible conference room is divided or combined. At its base function I will want to program it to tell it how...

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ESP32-based direct LCD reader for AUTO digital tire/tread gauge — small reverse-engineering + decoder

I want to non-invasively “listen” to the glass-mount LCD inside a multi-function gauge and let an ESP32 turn those raw segment signals into readable numbers usi...

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Electrical Engineering Assistance Needed - 26/09/2025 14:28 EDT

لدي مجموعة من التحديات في الهندسة الكهربائية وأبحث عن متخصص متمرس يساعدني في معالجتها من الألف إلى الياء. أحتاج إلى حلول دقيقة ومشروحة بوضوح، سواء كانت حسابات ن...

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RS485 Daisy-Chain Signal Fix

I have a daisy-chained PCB that links several boards over RS485. Each board carries a Microcontroller and the necessary communication modules. Everything powers...

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Wearable Tech: Smart Ring Flex PCB Design

Smart Ring – Schematic & PCB Layout for Flex PCB Prototype Project Overview We are developing a wearable smart ring for emergency use. The ring integrates a BLE...

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Siemens PLC & HMI Development

Seeking an experienced automation engineer or PLC programmer to develop a comprehensive control system using Siemens Microwin S7-200 PLC and KTP700 HMI configur...

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Electrical Engineering Assistance Needed

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KiCad 9 - PCB Placement & Routing

I already have a complete KiCad 9 project: schematic finished, footprints assigned, and the component library locked in. What’s left is the mechanical side—plac...

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RS485 to RS232 Converter – PCB Design Needed

Need a compact, reliable RS485 to RS232 converter PCB designed. Must include proper level shifting, termination resistors, and optionally isolation. Prefer use...

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Schematic & PCB Design for Advanced Automotive Braking System (KiCad Only)

Project Overview: We are developing an advanced automotive braking system and need an Electronics Engineer with atleast 5+ years of experience to create both th...

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Radio Internal Layout Design

I'm seeking an experienced product designer specializing in consumer electronics, particularly home appliances. The focus of this project is on the internal com...

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Sub-6 GHz Doherty PA Design

I need a compact, efficient Doherty power amplifier that operates below 6 GHz for a telecommunications front-end. The target output is in the 1 – 10 W range whi...

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Power Electronics Specialist Needed

Power electronics expert required who can do stabality analysis of FFTS and document it properly under various operating conditions

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Diagnostic Car OBD Programmer Development with Android Application

I am looking for a skilled freelancer to develop both hardware and software for a diagnostic car OBD programmer. The tool should include the following features:...

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redesign of PCB layout and NC controller on GD32

We are working on PCB layout change on PCB we have designed and trying implement NC controller on GD32. - Need to change motor driver. - Need to readjust the la...

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Custom STM32F7 Flight Controller

I need a bespoke flight-controller board built around the STM32F722 MCU and the ICM42688P gyro. The absolute non-negotiable is seamless, upstream compatibility...

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PM-Lite Hardware & Software Project Manager - READ CAREFULLY

Title: Fractional Project Manager (Hardware + Software) — PM-Lite, a couple of hours a week. We are building a hardware / software product in the automotive ind...