Microcontroller projects — HireLancer archive

ID / Date Listing

On-Site Antminer S19 Technician

I run a small bitcoin-mining facility in Rosenberg, Texas and several of my Antminer S19 units have gone down. I need someone local to the Sugar Land / Rosenber...

HL-40525227

IoT Firmware Development Needed_final

Firmware for IoT device – request a quote I'm looking for a contractor to create firmware for an IoT device. The device is already ready (hardware works, full d...

HL-40525020

Raspberry Pi RL Security Defender

I’m building a C++ deep-reinforcement-learning module that runs natively on a Raspberry Pi 5 using TensorFlow Lite. I will stream JSON telemetry straight from t...

HL-40524653

PC-Mobile Hybrid Joystick Design

I want to build an advanced gamepad on par with the Zebronics Max Fury, yet still keep the total component spend below ₹3,000. The controller must run flawlessl...

HL-40524299

Smart Actuator Control Board

I'm looking for a skilled developer to create a computer board with an LED screen. This board will control the position of a rotary actuator based on pre-progra...

HL-40524157

Anti-Cheat DMA Card Firmware Dev

DMA Card Firmware 1:1 Full emulate (EAC/BE/ACE/RICOCHET/VGK/FACEIT) I'm seeking a skilled developer to create fully emulated firmware for a DMA card. The firmwa...

HL-40523884

Industrial QR-Responsive PCB Design

I already have a draft schematic for an industrial board whose core job is to read a QR code and carry out an associated action. Before I send anything to fabri...

HL-40523560

Advanced BLDC Surgical Console Development

Hello, I am developing a high-speed dual BLDC motor surgical console and would like your help with the hardware integration, ESP32 firmware, VESC communication,...

HL-40522860

PCB with 4 channels mosfet power switches

Create a PCB with mosfet power switches for 4 lines (both positive and negative wires), controled by PWM signal (high is on). And current control circuit, to co...

HL-40523352

STM32 6LoWPAN Stack Integration

I need a complete 6LoWPAN implementation running on an STM32 based node that will be used in automated control systems. The radio transceiver module already emb...

HL-40523113

ESP32 BLE Remote Control Firmware

Role Overview: We are seeking a highly skilled, hands-on Embedded Systems Engineer to help build a functional prototype of SolarPump X—an ultra-compact, solar-p...

HL-40522252

Integrated Portable CD Player System

I need a system of 5 high-quality portable CD players wired to work together, powered by a single source. Requirements: - Controller board with LCD screen - Pla...

HL-40519107

Switch Sensor PCB Design + full build

Please note this is not just a PCB design task, I need a complete implemented solution I need a compact, ultra-low-power PCB that can read a group of simple slo...

HL-40521296

Modernizing the Menu System of a Custom FlySky FS-i6 Firmware

I'm looking for an experienced developer to modernize the menu system of a custom firmware running on a FlySky FS-i6 transmitter. The Task: Modernize and redesi...

HL-40521134

Semi-Automated Line PLC Design - On Site, New Jersey

I need an experienced controls engineer who can design and implement an Allen-Bradley PLC-based control system for a semi-automated production line at our New J...

HL-40520378

Optimize ESP32 Telegram Motor Control

I already have an ESP32 dev board toggling a 2-channel, low-level-trigger 5 V relay through a Telegram bot. The basic sketch is functional, but I want it tighte...

HL-40519962

PIC Bootloader Development

I'm looking for an experienced firmware engineer to develop a bootloader for a PIC microcontroller. I need help with microchip harmony toolchain, full source pi...

HL-40518445

Wearable Fainting Prediction Bracelet Development

Project Summary: Predictive Fainting Detection Bracelet I am developing a wearable bracelet designed to monitor physiological signals and provide an early warni...

HL-40518302

STM32 IoT Data Logger Firmware

I need production-ready firmware for a battery-powered 4 G IoT data logger built around an STM32 MCU and a SIM7600 modem. The device accepts both 4–20 mA analog...

HL-40518223

Timed LED Switching Circuit Design

I need a timed switching circuit that activates upon a successful payment signal from a card payment reader. This system should be capable of turning one LED li...

HL-40517693

12V Sailboat Circuit Design

I need a clear, reliable 12-volt circuit worked out for my small sailing boat. The system consists of a Lifepo4 house bank of 2x150ah to be wired in parallel, a...

HL-40517385

Bus Toilet PCB Design

I need a PCB designed for a bus toilet system. The PCB should control the following functions: - Lighting - Flush system - Ventilation - LED lights for error in...

HL-40516883

J1939 CAN Edge hardware and Firmware Development

I have a CAN-based hardware concept for trucks and excavators that still needs an expert eye and solid firmware. The board carries a CAN transceiver plus an as-...

HL-40516787

ESP32 Smart-Pen Firmware & CAD

I’m advancing a connected-pen prototype built around an ESP32, a compact LCD, and a 9-axis IMU. My rough Arduino-IDE sketch runs, but it needs clean, documented...

HL-40516125

(DVP-14SS2 PLC) & (Baykon BX11 weighing indicator) via RS-485 Communication

**Looking for an Industrial Automation Expert (DVP-14SS2 PLC & Baykon BX11 via RS-485 Communication)** I am looking for an experienced industrial automation eng...

HL-40515973

Cooling/Heating System Prototype

I need an electrical engineer to build a working prototype for a cooling and heating system. The prototype requires microcontrollers and sensors. Ideal Skills a...

HL-40514151

Custom RISC-V IC Development

I need a custom RISC-V integrated circuit designed specifically for embedded systems with essential inbuilt security features. Key Requirements: - Designed for...

HL-40513327

Hydroponics Automation System Development

Hey, I’m looking to build a simple hydroponic controller for a single bucket system. Main goals are: * pH automation (dosing pump) * nutrient dosing using 3 sep...

HL-40513054

Three-Axis Joystick Schematic

I need a schematic completed in EasyEDA for a small PCB that will trigger three illuminated or non illuminated switches. Each switch is to plug in to a JST plug...

HL-40512617

ESP32 BACnet HVAC Monitoring

I’m looking for help turning an ESP32 into a BACnet-enabled sensor node dedicated to data acquisition and monitoring. The board must join an existing BACnet net...

HL-40512200

Theatre Lighting Circuit Extension

I need an experienced, licensed electrician to design the extension of more than 5 hot circuits for LED stage fixtures in a small theatre in Los Alamos, NM. Req...

HL-40512212

TAP Ring Prototype - Wireless Charger & Firmware Development

Product: TAP Ring (Threat Alert Protection) — wearable safety ring Deliverable: 3-5 working bench prototypes TAP Ring — Flex PCB Bring-Up: Wireless Charger, Bat...

HL-40511720

IoT PCB Design for Smart Scooter

I'm working under Ramen Electric Pvt. Ltd., and I’m building a smart electric scooter project. I already have the mobile app UI and backend ready, but now I nee...

HL-40511317

BAYANI: Educational Children's Audio Box Firmware

# ESP32 NFC Audio Player Firmware Development (Children's Audio Box) ## Project Overview We are developing BAYANI, a screen-free educational audio box for child...

HL-40511161

Arduino Maturation Fridge Controller Code

Quiero llevar mi nevera de maduración al siguiente nivel con un controlador Arduino que mida y gestione tres variables críticas: temperatura, humedad y concentr...

HL-40508514

Residential Smoke Alarm Firmware Upgrade

I have a batch of battery powered residential smoke alarms still in their boxes that need to be carefully unpacked, plugged into an 8 pin cable that is connecte...

HL-40508540

Install RP2040 Picofly Mod

I have a Tears of the Kingdom-edition Nintendo Switch OLED that I’d like professionally modded with an RP2040 Picofly. The console is still fully assembled, so...

HL-40508318

Face Recognition Attendance Terminal Design

I'm seeking an experienced hardware designer to create and manufacture a face recognition-based attendance terminal. The system should be built on the i.MX 8M P...

HL-40508136

VESC System Control Optimization

Control VESC-based motor control system, including BLDC motor setup, remote control integration, motor tuning, current limiting, braking configuration

HL-40508007

Embedded Gaming System Development

I’m building a consumer-grade entertainment device whose flagship feature is smooth, responsive gaming support. I need an embedded systems engineer who can take...