Firmware Development projects — HireLancer archive

ID / Date Listing

LoRa RGB LED Cue System

My lighting software can already stream a simple serial string for every cue it fires. I now need that string to travel wirelessly over LoRa to a tiny, battery-...

HL-40635615

ESP8266 Bidirectional IR Control

I need robust, well-documented firmware that lets an ESP8266 on the Arduino platform both send and receive infrared commands for multiple air-conditioner remote...

HL-40635283

Compact Atmega32U4 LED Controller

I need a full EasyEDA project—schematic and routed PCB—for a tiny Atmega32U4 board that lets a computer drive a single external LED through a 3-pin XH-JST conne...

HL-40634141

Industrial Battery Charger & BMS Design

Project : to design Battery charger and BMS(Battery management system) Existing Battery Configuration 2 × 12V, 100Ah Sealed Lead Acid (SLA/VRLA) batteries conne...

HL-40633751

Prototype 2D LiDAR Sensor Development

I am building a proof-of-concept 2D LiDAR unit from the ground up and need a mainland-based embedded electronics engineer who can handle every step of the desig...

HL-40630435

Real-Time Embedded Firmware Development

LOOP every ~2 seconds, for each burner sensor independently: 1. Read current temperature from sensor 2. Add reading to a rolling 15-20 second window of recent r...

HL-40630139

Triple-Rail DC Power PCB Design -- 2

I need a compact, production-ready PCB that accepts a single DC input and delivers three regulated rails—24 V @ 12 A, 12 V @ 12 A and 5 V @ 10 A—for an industri...

HL-40630030

Wearable Health Firmware Development

I’m finalising the hardware for a new piece of wearable technology and now need the firmware that will bring it to life. The sole purpose of this first release...

HL-40629802

AI-Ready Robot Arm and Camera Control Software

project title: Build a simple plug-and-play software to control my robot arm + camera over WIFI (AI-ready) Description: I already have the Hardware: -Hiwonder X...

HL-40629194

WebSocket Hub for 100 ESP32s

I have roughly one hundred ESP32 boards on the same LAN. A single Raspberry Pi will sit in the middle, behaving as a master gateway: it exchanges messages with...

HL-40628599

ESP32 Touch NMEA2000 Display

I am building a compact touch-screen instrument driven by an ESP32 that sits on a NMEA2000 backbone and shows ONLY the data I care about—environmental readings...

HL-40627777

Industrial Voltage Stabilizer Design

I need a seasoned electrical / electronics engineer to take a voltage stabilizer for industrial equipment all the way from concept to a bench-tested prototype....

HL-40627357

Therapeutic Inhalation Device Hardware Design

I need a complete electronic hardware solution for a therapeutic, drug-delivery device that administers medication via inhalation. The brief covers everything f...

HL-40627098

PC BIOS RAM Detection Fix

My brand-new build refuses to see all of its memory. The board is an ASRock Z890 Taichi and, although the system powers up, it immediately throws RAM-related be...

HL-40626607

IPECS UCP Firmware Upgrade

Our IPECS UCP is already in place and running well, but the firmware is lagging behind the current stable release. I need the system brought up to date with a c...

HL-40626133

Design a Compact Universal ESP32 Smart Fan-Regulator PCB with Wi-Fi, Ethernet, BLE, Gerbers and 3D Enclosure

Project Title Design a Compact Universal ESP32 Smart Fan-Regulator PCB with Wi-Fi, Ethernet, BLE, Gerbers and 3D Enclosure Project Description I need an experie...

HL-40626012

Rechargeable BLE Tracker and App

Project Overview: This project involves a rechargeable BLE tracker that connects to an iPhone app and helps users locate misplaced items. Key Features: BLE pair...

HL-40624450

Battery-Powered LoRa ESP32 Parking Tracker

I need a working prototype that lets me monitor a single-car residential parking spot without running any wiring. The concept is simple: • Hardware: a custom ES...

HL-40624322

Senior Embedded Firmware Engineer Needed

We are seeking a Senior Embedded Firmware Engineer or Small Embedded Systems Team to extend and integrate an existing commercial embedded firmware platform for...

HL-40624033

Arduino Script for ESP32 UI

I already have a two-screen interface finished in Squareline for my ESP32-CYD based nervoscope. All component IDs and events are set; what I am missing is the A...

HL-40623374

4S 16.8 V BMS Design

I need a compact Battery-Management System for a 4-cell Li-ion pack that reaches 16.8 V at full charge. The board must integrate every key safeguard: over-charg...

HL-40623161

Wearable Sensor Vest Prototype — GPS/IMU + Heart Rate (PCB, Firmware, Enclosure)

I'm looking for an experienced hardware/embedded engineer to build a first working prototype of a wearable sensor vest for athlete movement and heart rate monit...

HL-40623176

Wi-Fi Marine Hour Meter

I need a compact, battery-powered hour meter that bolts onto a piece of marine equipment, connects to the boat’s Wi-Fi, and silently counts every minute the eng...

HL-40623199

Particle Boron-Based Alert System Prototype

I have a Particle Boron development board and would like to create a compact proof-of-concept monitoring system using two reed switches and a split-core current...

HL-40621521

Automotive Sensor Data MCU Design

I’m developing a microcontroller-based embedded system that will sit inside a vehicle and act as the central hub for sensor integration and data acquisition. Th...

HL-40621524

Millimeter-Accurate LiDAR Integration

Our upcoming construction-tech platform needs a purpose-built LiDAR module that delivers millimeter-level distance measurements on both indoor and outdoor sites...

HL-40620342

Port Github ESP32 Project to PlatformIO

I'm a retired hardware/software engineer and stopped coding around 2019. I want to keep my coding skills fresh so I'd like to port an existing open-source ESP32...

HL-40620428

ESP32 IoT WiFi Firmware

I’m building a small IoT device around an ESP32 and need concise, well-structured firmware that brings reliable WiFi connectivity online. The goal is straightfo...

HL-40620084

Outdoor RFID Reader Development

I need a custom-built RFID reader that can reliably pick up standard identification tags in an outdoor setting. The enclosure must withstand sun, rain, and an o...

HL-40620016

Embedded Electronics Engineer Needed – Custom Automotive Volume Knob Controller

I am looking for an experienced embedded electronics engineer to design a custom hardware and firmware solution that adds a physical rotary volume knob to an af...

HL-40619883

Portable 4G SIM Bonding Device

I need a working prototype of a portable SIM-bonding unit that merges multiple 4G LTE links to deliver a single, higher-bandwidth connection and tunnels all tra...

HL-40618047

CONTARCT ASSMBLY SOURCING DESIGN WIREHARNESS

We are laucnhinga quick prototype and need a very sring A expert CAD engineer that cna work on CAD files, wire harneesesand pick severl custm ebgineeirng poarts...

HL-40617974

ESP32 LoRa Firmware and UI Development

Summary Firmware Optimization & UI Development for ESP32 + SX1262 LoRa Industrial Remote -Project Overview I'm developing an industrial long-range wireless cont...

HL-40617046

Chinese Car Battery Module Diagnostics

I need a specialist who can zero-in on electronic faults inside the Battery Control Module of several Chinese-made vehicles. The cars throw intermittent warning...

HL-40616978

Automotive STM32H7 Controller PCB – Multi-CAN FD, ESP32, Power Management and Test Firmware

I am looking for an experienced automotive electronics engineer to design a production-ready controller PCB based on an STM32H7 microcontroller. This is a compl...

HL-40616526

STM32 Firmware for IoT Data Logger

# Embedded Firmware Developer (STM32) for Industrial IoT Data Logger We are looking for an experienced **Embedded Firmware Developer** to develop firmware for a...

HL-40615584

HydrateOS Idea

I have three tightly linked components that must come together as a single, reliable hydration-management solution for elite, high-contact sports. 1. Wearable a...

HL-40615579

x86 Boot Tools with Graphics

I need a small suite of utilities that can bootstrap x86-based devices and present basic graphical I/O through serial, VGA, and, where available, an LCD panel....

HL-40614512

Linux Microcontroller for Embedded Development

We are currently looking for a production-ready Linux-based Industrial Controller Board that can be customized according to our requirements. We are not looking...

HL-40613481

End-to-End JLCPCB Device Guidance

I have an early-stage concept for a board that will handle data collection and processing while staying connected through remote control and communication featu...