Electronics projects — HireLancer archive

ID / Date Listing

Quectel IoT Firmware with CANopen

I need prototype firmware that links a Quectel cellular modem to an embedded controller like ARDUINO / Raspberry Pi, collects data from on-board temperature and...

HL-39973481

Bluetooth Water Sensor System

I'm looking for a device that can detect water and send a signal to another device to activate a motor. Requirements: - A water sensor (preferably a float switc...

HL-39973017

Diseño Profesional de PCB

Requiero el diseño completo de una placa de circuito impreso (PCB) para un ecualizador activo de 3 bandas con amplificador de salida, basado en el esquema ya de...

HL-39973041

Advanced 3-Phase Smartmeter PCB Engineer -- 2

Job Title: PCB & Embedded Systems Engineer for Advanced 3-Phase Smartmeter Design We are developing a compact, high-performance 3-phase smartmeter designed to m...

HL-39972654

Firefighter Training Control System

I need a control system for a firefighter training center in Malaysia. This system will safely manage the ignition of controlled fires for training purposes. Ke...

HL-39971666

STM32 Embedded System Development -- 2

I need an experienced developer to create an embedded system using the STM32F411CEU6 microcontroller. The project is digital output using amplifier. Key Require...

HL-39971625

STM32 Embedded System Development

I need an experienced developer to create an embedded system using the STM32F411CEU6 microcontroller. The project is digital output using amplifier. Key Require...

HL-39971683

Mini UPS Design with 18650 Cells

I'm looking for an experienced electronics designer to create a mini UPS (Uninterruptible Power Supply) using 18650 battery cells. Key Requirements: - DC input:...

HL-39971701

Ingeniero ESP32/Electrónica de Potencia para Validar MVP de Seguridad IoT (Remoto)

Descripción del Proyecto: Somos Probulón, una startup de seguridad. Tenemos el diseño de nuestro prototipo final y necesitamos un Ingeniero Electrónico experto...

HL-39969957

Charging Hub Integration & Prototype -- 2

Hi I will share the details with the shortlisted candidates. Thanks

HL-39970534

Piezo & ARM Firmware Integration

My current prototype relies on a microcontroller-based platform built around an ARM family device. I already have the basic hardware in place, but I need an eng...

HL-39970576

PCB y Electrónica Gadget Portátil

Necesito un ingeniero electrónico que lleve el desarrollo del circuito y la placa para un gadget portátil de electrónica de consumo que estamos preparando. El d...

HL-39970423

PCB para Convertidor AC-DC-AC

Necesito el diseño completo de la tarjeta para un convertidor back-to-back AC-DC-AC con entrada trifásica y salida monofásica. El equipo deberá manejar aproxima...

HL-39970442

LC Resonator Frequency Control Subsystem

[This AI generated description is only partially accurate. A more accurate one will be provided] I have two separate LC tanks that must run in lock-step at arou...

HL-39970035

ESP32 Commander Life Counter Firmware

I need a clean, well-commented program for an ESP32-P4 that turns the board into a dedicated life counter for a four-player game of Magic: The Gathering – Comma...

HL-39969857

Cortex-M Wearable Health PCB

I’m building a compact, medically-oriented wearable that measures bio-impedance through four skin electrodes, monitors temperature, optionally logs motion with...

HL-39969741

Conception PCB multicouche personnalisé

Je souhaite la conception d’un circuit imprimé multicouche destiné exclusivement à des composants montés en surface. Le PCB devra impérativement respecter des d...

HL-39968399

Delem DA-51 Controller Commissioning

I need the Delem DA-51 controller has to be programmed, installed, and commissioned on a press-brake that is currently without any software or preset configurat...

HL-39968028

Connect Passive Speakers to Power Amp

I'm looking for someone to connect passive speakers to a power amplifier using an AC power supply. Requirements: - Experience with audio equipment and wiring -...

HL-39968078

Cavendish Experiment Prototype Builder + Another Prototype (5-7 days) - 10/11/2025 19:55 EST

I am designing an updated take on the classic Cavendish experiment and need a hands-on builder who can replicate that experiment into a working prototype that b...

HL-39967836

Arduino Sensor Parsing & GPS Sync

I need a clean, well-commented Arduino sketch that continuously reads the serial stream coming from my magnetometer sensor, extracts the meaningful fields, time...

HL-39967307

OrCAD to Altium Conversion

I'm seeking an experienced freelancer to convert OrCAD library files to Altium Designer format. Requirements: - Convert OrCAD files, focusing on custom componen...

HL-39967240

UV Protection Smartband Mobile App

We are university students working on a smart wristband project designed to protect pilgrims (Hajj/Umrah) and field workers in Saudi Arabia from excessive sun a...

HL-39967046

Arduino 250k UART Replication

I have already captured the exact UART traffic I need—250,000 baud, 8-N-1—from an automotive ECU. Your task is to make an Arduino transmit the same byte sequenc...

HL-39967079

Automotive Battery Disconnect Controller

I’m building a compact controller board that will sit between a 12 V vehicle battery and a high-current contactor, taking care of everything except the full pow...

HL-39966564

OpenWRT Firmware GUI Customization for U6+

I need an experienced OpenWRT developer to modify the firmware for a Ubiquiti U6+ access point. Key Requirements: - Custom User Interface: Modify the existing G...

HL-39966570

Charging Hub Integration & Prototype

Hi I will share the details with the shortlisted candidates. Thanks

HL-39965260

A18R Camera Docs & Sample

I own an A18R 3-D face and palm-vein recognition camera but was given no material to work with. To start development I need three things: the official user manu...

HL-39965145

Light Duty Automation Gearbox & Servo

I’m putting together a small industrial-automation station and need a compact gearbox paired with a servo motor that can handle a light-duty load while only req...

HL-39965147

Arduino Servo Control with MPU6050

I need code written for an Arduino Uno REV3. The code will use an MPU6050 3-axis accelerometer to actuate a servo based on forward G-force. Requirements: - The...

HL-39965219

Omron PLC Machinery Integration

I need an experienced Omron PLC specialist to integrate several new pieces of equipment into our existing control architecture. The focus is on bringing a set o...

HL-39964918

STM32F072 SLCAN Firmware Build

I already have the source for an SLCAN-compatible firmware that targets the CANable2 / SH-C31A board (STM32F072). What I’m missing is a clean, reproducible buil...

HL-39963357

CH592 CDC to monitor ADC value

MounRiver code to enable CDC mode on CH592 to monitor analog ADC val

HL-39964804

Advanced Rocket Flight Controller Design

I need an advanced multi-layer rocket flight controller. It should manage: - Pyro channels - Servo channels - Multiple sensors: - Temperature - Pressure - GPS -...

HL-39964862

Comprehensive Fire Detection Sticker Development

Product Build Specification – Infra Fire Sticker (Buzzer-Only Version) Brand: Infra SSR Division: Infra Fire Stickers Version: IF-BZ-01 Date: November 2025 ---...

HL-39964770

STM32 DS18B20 Real-Time Temperature Reader

I’m integrating a DS18B20 temperature sensor into my STM32 board and need clean, lightweight C code that talks to the sensor over its native 1-Wire bus. I don’t...

HL-39964637

STM32F1 Firmware Development

Project: Automotive Signal Injector for Camshaft and Crankshaft Sensor Simulation 1. Project Objective This project aims to develop an embedded system capable o...

HL-39964642

Analog Circuit Design for Consumer Electronics

I want a breadboard circuit that can be used to detect a voltage (any voltage from 9v - 53v on a device that delivers 53v for 0.1 seconds through 2 wires). I wa...

HL-39964571

Highly Skilled Embedded Hardware and Firmware Engineer for Confidential IoT Prototype

Looking for an experienced embedded hardware and firmware engineer to develop a confidential IoT prototype. The project involves microcontroller-based GSM/GPS o...

HL-39964376

Need 1-on-1 Code Composer Studio CCS (TI C2000) Online Training — Remote Desktop Support

Job Title: Need 1-on-1 Code Composer Studio (TI C2000) Online Training — Remote Desktop SupportJob Description: Hi, I’m working with the Texas Instruments C2000...