Firmware Development projects — HireLancer archive

ID / Date Listing

Recoding RX/TX PCBA Firmware

I have a matched RX-TX PCBA pair that currently runs on buggy firmware. My main objective is to clean up the code base so the boards communicate flawlessly agai...

HL-40613166

ESP32 Vero-Board Security System

I already have an ESP32 module and a vero board set aside; now I need the complete electronics and firmware design that turns them into a compact surveillance u...

HL-40613051

Decouple Drink Machine from AWS

The drink machine’s firmware currently calls several AWS services for authentication, state sync, and recipe retrieval. I need all of that stripped out so the u...

HL-40612549

Wifi 7 PCIe kártya fejlesztés

Olyan Wifi 7 PCI-e kártyát vagy megoldást keresek, amely egyszerre tetszőleges számú 2,4 GHz-es, 5 GHz-es és 6 GHz-es hálózatra tud csatlakozni, miközben a legf...

HL-40611908

Integrated Video, Keyboard, Mouse Hardware Unit

Project Overview I am looking for an experienced hardware and embedded systems engineer to design and build one integrated hardware unit that combines video cap...

HL-40611662

Confidential Microchip Design & Programming

PLEASE READ ENTIRE MESSAGE PRIOR TO BIDDING. Before I share the technical brief, you will need to sign a standard mutual-NDA; the end product is destined for a...

HL-40608947

Custom Private PCIe DMA Firmware Development

I am looking for an experienced freelancer to develop custom firmware for a PCIe 100T Card for use with hardware and systems that I own or am explicitly authori...

HL-40608958

DIN-Rail DMX Splitter PCB

I need a compact PCB that takes one DMX-512 line in, delivers four fully-isolated outputs (minimum 1 kV isolation), and physically accepts the W6300-EVB-Pico2 m...

HL-40607803

STM32 Firmware Development Assistance

I’m building my project around an STM32 microcontroller but haven’t yet set up a development environment or written any firmware. I need an embedded-systems spe...

HL-40607314

Experienced PCB Designer & Firmware Developer Needed (Long-Term Collaboration)

Experienced PCB Designer & Firmware Developer Needed (Long-Term Collaboration) We are looking for an experienced individual freelancer (not an agency) with stro...

HL-40607214

Clean ESP32-C3 Firmware & UI

I need robust firmware for an ESP32-C3 that connects over Wi-Fi and Bluetooth, streams and receives data without blocking the main loop, and feeds a small touch...

HL-40607321

Women Safety Smartwatch Prototype

I am moving forward with a dedicated women-safety smartwatch and need a specialist who can turn the concept into a working prototype. The core capabilities I mu...

HL-40607065

Interactive Entertainment Robot Prototype

I’m ready to turn a playful idea into a working entertainment robot and need an engineer-maker who can take it from concept to functioning prototype. The goal i...

HL-40606952

R&D Engineers Needed for Accurate Handheld Trace-to-DXF Pen — Sensors, Electronics and Mechanical Tracking Ideas

I am developing a handheld product called TracePen. The goal is to let a user physically trace around an object, template, floor pattern, wall, boat surface, fa...

HL-40605545

Dual-ESP32 Sensor UI Firmware

Hi, this Dual-ESP32 pen project is very interesting. I have experience with: - ESP32-C3 + PAA5100JE optical flow sensor - BNO08X 9-DoF IMU + Madgwick filter for...

HL-40604754

2.4 GHz ELRS Module Design

I need a complete ExpressLRS-based 2.4 GHz solution designed from scratch, covering both the transmitter module and the matching receiver unit. This is a brand-...

HL-40604474

Prototype Wearable Contactless Payment Device

I need a working proof-of-concept: a compact wearable that accepts payments from my proprietary contactless card and houses a SIM-enabled module to forward each...

HL-40603820

LED Dimming Home Automation PCB

Hello, I am looking for an experienced Embedded Hardware and Firmware Engineer to design a commercial-grade Smart Dimmable LED Ceiling Light. The product must b...

HL-40603625

Dual-ESP32 Sensor UI Firmware

I’m building a handheld, battery-powered pen that can trace flat surfaces and get clean vector files from im looking into if anyone has input or upgrades to mak...

HL-40603545

5 kW 8-MPPT solar micro Inverter Design

I have reached the final-design phase of a 5 kW solar micro-inverter that must handle eight independent MPPT inputs while remaining grid-tied, battery-ready, an...

HL-40603372

IoT Program Code Walkthrough

I need a detailed code walkthrough for an existing IoT program related to industrial sensors. The program is written in JavaScript, C/C++, and involves embedded...

HL-40601484

Businessss

I need the operating system on my 17 Pro Max brought fully up to date and lightly customized to suit my daily workflow. The phone is still on its factory firmwa...

HL-40598102

ATmega328P Custom Embedded Controller Design

Hardware Design Requirements I need help reviewing and completing a custom embedded controller schematic and PCB based on an ATmega328P-PU. The application deta...

HL-40597781

AIS140 PCB & Firmware Development

I’m building an AIS-140 compliant tracking unit and need one partner who can take the idea from schematic to fully tested firmware in a single run. That means y...

HL-40597397

Automotive ECU Firmware Reverse-Engineering -- 2

I have an original automotive ECU image that targets an NXP / Freescale SPC5777C (PowerPC e200 VLE, big-endian) and two derivative builds, V1 and V2. My goal is...

HL-40595839

STM32U5 DFU Bootloader Protection Implementation

### Secure Existing STM32U5 DFU Bootloader — Initial Stage I have a working custom STM32U5 USB/DFU bootloader and Python updater. I need a developer to implemen...

HL-40595736

STM32 SECURE DFU Bootloader

I have a custom board using an STM32U5 MCU and need a production-ready secure USB/DFU bootloader, tested on physical hardware. Firmware updates must be digitall...

HL-40594294

Glider Altimeter Design

I need a compact, lightweight altimeter purpose-built for a foot-launched glider. The read-out must be purely digital and show altitude exclusively in metres, w...

HL-40593894

Li-ion Home UPS Firmware Development

**Project Title:** Firmware Development for Li-ion Home UPS (Renesas MCU) We are looking for an experienced Embedded Firmware Engineer/Freelancer to develop fir...

HL-40593256

Dual BLDC Control via RC

I have a prototype that has to drive two independent BLDC motor drivers from a single hobby-grade RC transmitter. Both motors must respond to the same handset,...

HL-40593135

Smart Wall-Mounted Vending Kiosk

I’m developing Wendz, an ultra-slim, wall-mounted vending kiosk that also serves third-party advertisements on a 4 K screen. The unit will pair that display wit...

HL-40592709

Fix ArduPilot ExternalNav Integration

I’m running an ExternalNav pipeline that takes UWB data through a Raspberry Pi 5, packages it as MAVLink VISION_POSITION_ESTIMATE messages, and feeds it into Ar...

HL-40592501

UNISOC UMS9117 PAC Firmware NAND/eMMC Dumper & Programmer Tool Development

I am looking for an experienced embedded firmware developer to create a professional Windows-based UNISOC UMS9117 PAC firmware NAND/eMMC service tool. The goal...

HL-40590830

KiCad Two-Layer ESP32 PCB

I have a complete written pinout for a small board built around an ESP32-WROOM module, I have the circuit assembled with bare wires and I now need that schemati...

HL-40590657

Custom ESC for Glider

I need a purpose-built Electronic Speed Controller for my electric glider that runs on 2-3 cell Li-Po packs (7.4 V – 11.1 V). The unit must deliver: • Responsiv...

HL-40590363

STM32 I2C Driver Development

I need a clean, well-documented I2C driver written in C for my STM32 board. The driver must operate in both master and slave modes while staying strictly within...

HL-40589627

MQTT RTU Sensor Data Firmware development

I need clean, reliable firmware that will sit on my existing RTU hardware, pull live sensor readings, and publish them to my cloud broker over MQTT. The focus i...

HL-40589350

Standby Generator PCB Design

I'm looking for an experienced PCB designer to create a control board for my standby generator. The PCB should manage an Automatic Transfer Switch (ATS) and eng...

HL-40589281

FPGA DMA Firmware Development

I need new DMA firmware developed for an FPGA. Requirements: - Expertise in FPGA development - Experience with DMA and firmware design - Proficiency in relevant...

HL-40588691

GPS Receiver Design and Development

I'm looking for a skilled engineer to design and develop a GPS receiver primarily for navigation purposes.and transmit and receive the signal over rf antenna Ke...