Embedded Systems projects — HireLancer archive

ID / Date Listing

Python Automation on Raspberry Pi

Looking for an experienced Python/Embedded developer to adapt an existing Raspberry Pi pressure-control project for a Nano-based board. Current application: - R...

HL-40496385

SyncStim ESP32 Firmware and Optional PCB Design

ESP32 firmware for an experimental, battery-powered maker devkit (SyncStim) that plays a 10 ms audio burst and, at a configurable interval, fires a charge-balan...

HL-40496243

Auto-Start Nano Control Script

I already have a small Python script that runs well on a Raspberry Pi. I now need it finished and adapted for a Nano board so that, once the board is powered, t...

HL-40496179

Raspberry Pi Sensor Project

I'm looking for an experienced Raspberry Pi developer to help with a sensor data logging project. The project involves: - Designing the circuit - Writing the co...

HL-40495994

Medium PCB with Wi-Fi/Bluetooth

I’m developing a new consumer-electronics gadget and need a compact, production-ready PCB designed around a Wi-Fi/Bluetooth module. The board must stay within a...

HL-40495877

Compact Stacked PCB Design for ESP32 Smart Switch (Schematics Provided)

I am looking for an experienced PCB designer to create a production-ready, compact PCB layout for a 4-channel ESP32-based smart switch board. To achieve a compa...

HL-40495570

Arduino Hardware Assembly & Soldering

I’ve already designed a small Arduino-based build and gathered every part you’ll need—board, shields, sensors, add-on modules, wiring, and headers. What I now r...

HL-40495294

2026 Ready PCB Redesign

I have the full schematic for working legacy PCB. I need it redesigned and modernised into a new board using current components, while keeping the original boar...

HL-40495199

Home Automation Touch Sensor Circuit

I have a small home-automation module that needs a reliable touch interface, so the task is to engineer a 5 V circuit around the TTP223 that cleanly switches be...

HL-40495057

6S BMS PCB on EasyEDA

I’m developing a six-cell lithium battery management system and need the PCB laid out in EasyEDA Pro. Show me previous BMS or power-electronics, or similarly de...

HL-40494394

Vehicle Device Control System

I am building a small system that will ride on a vehicle and needs smart power and signal management. Two of the three loads are a Camera and a Transmitter; the...

HL-40494231

Microcontroller SPI Control Board and Application Design

I have a concept for a small control board that will act purely as a communication interface; the brain must be a microcontroller and every line on the board wi...

HL-40494110

Acelerometer Compact Motion-Tracking Sensor Node Design with bluetooth and memory

Project Description: I am looking for an experienced electronics design engineer with a background in Nordic Semiconductor SoCs to develop a compact, high-effic...

HL-40493852

ESP32 Firmware Development

I'm looking for an experienced firmware developer to work on an ESP32 microcontroller. The project involves integrating Wi-Fi connectivity and sensor integratio...

HL-40493725

ATTiny85 Sensor Alert Code

I’m building a tiny monitoring node around an ATTiny85 that has only four external components: a single LED, an NTC thermistor, a Hall-effect sensor and a piezo...

HL-40492408

Smart Home Controller PCB Design

PCB Design Requirement Document Project: ARC LABS Smart Home Automation Controller About Us ARC LABS is an IoT and Embedded Systems company focused on developin...

HL-40492093

NDA Required - EasyEDA PCB Design from Embedded Electronics Schematics

SKILLS:PCB Layout, EasyEDA, Electronics, Electrical Engineering, Embedded Systems, Circuit Design, Schematic Review, DFM, Gerber, BOM, Mixed-Signal Design DESCR...

HL-40491359

EOT Crane Electrical Synchronization

I need a proven method to bring the traveling and hoisting drives of an EOT crane into perfect electrical synchrony so that both ends move at identical speeds u...

HL-40491056

Development of plug-in boards

For an R&D platform based on the SAM E54 Xplained PRO, we would like to make several (starting with 6) plug-in boards. The boards should be placed on one of the...

HL-40491111

Windows USB Temp/Humidity Datalogger

I need a compact USB device with 3vdc battery powred that continuously records both temperature and relative humidity, then stores the readings locally until I...

HL-40490994

KICAD PCB Design for Radio

I'm seeking an experienced PCB designer to create a KICAD PCB design. Deliverables: This is a PCB Design coursework based on the STM3210E-EVAL reference design...

HL-40490779

PCB Badge Redesign Based on Existing Gerber Files (Add New Shape, SIM Slot & LEDs)

We are looking for an experienced PCB designer to modify and redesign an existing PCB badge. We already have a working PCB badge design along with the Gerber fi...

HL-40490537

STM32H743 DAQ Module Development

I need an experienced embedded developer to build the firmware modules that will turn an STM32H743 board into a reliable, high-speed data-acquisition unit. The...

HL-40490076

Recruit 40 AI Course Students

I run a full pathway of AI courses that take learners from absolute beginner concepts right through to advanced, project-based work. My immediate objective is s...

HL-40490029

Analog Control PCB Design

I need an analog circuit designed from the ground up and then laid out on a production-ready PCB for a consumer-electronics product. The finished board must ope...

HL-40489102

Smartwatch PCB for Sleep Monitoring

I need a compact, low-power PCB that turns my smartwatch concept into a reliable health-monitoring device focused on tracking sleep patterns. The board will hos...

HL-40488037

PCB Design for Mobile Charger

I need a PCB design for a mobile charger with the following specifications: - Fast charging capability - Universal compatibility - Compact and rectangular shape...

HL-40488090

Annular ESP32 PCB Design

I’m building a two-layer, donut-shaped PCB around ESP32-WROOM-32U. The outer diameter must not exceed 92 mm, the inner cut-out must remain at least 54 mm, leavi...

HL-40487894

Custom RFID Sensing Hardware Development

RFID Hardware Product Development (NDA Required) We are looking for an experienced Hardware Engineer / RFID Specialist to design and develop a custom RFID-based...

HL-40487539

家庭用对话小型机器人

我正在启动一款面向家庭环境的小型机器人项目，目前处于“初步需求”阶段，核心目标是让它能够自然地对话与陪伴家人。机器人需要具备稳定的语音识别能力，并在接收到指令后以...

HL-40486888

Classic Fitness-Tracking Digital Watch

I want to create a clean, classic-looking digital watch that quietly packs solid fitness features behind a minimal façade. The styling should stay timeless—thin...

HL-40486543

Custom Country-Shaped PCB Redesign

I already have working Arduino- and ESP32-based boards; what I need now is a reshape of the boards to a custom shape and should have little effect on the traces...

HL-40485636

Resolve J2534 WriteMsgs ret=9

I’m writing a Windows-based diagnostic tool in Python through the J2534 PassThru API. The interface is a Scanmatik 2 Pro and I drive it with the Python-OBD libr...

HL-40485444

FMCW Radar-Based Terrain Following Sensor for Agricultural Drones

Project Overview We are looking for an experienced Radar Engineer / Embedded Systems Engineer / RF Design to develop a compact FMCW radar sensor for agricultura...

HL-40485456

Portable Multimodal Analyzer PCB Design - 02/06/2026 02:35 EDT

We are developing a portable, handheld research instrument that combines two measurement modalities in a single pen-form device: 1. ELECTRICAL IMPEDANCE SPECTRO...

HL-40484801

ESP32-C6 Dual CAN Carrier Board Design

I need a complete hardware design for an ESP32-C6 Dual CAN carrier board that will sit at the heart of a new communication device. The board must do three thing...

HL-40484698

Pi 5 3.5″ Touchscreen Setup

I have a 3.5-inch capacitive display (320×480, ST7796S driver with FT6336U touch controller) that I want running flawlessly on a Raspberry Pi 5 under the latest...

HL-40484661

ESP32-C6 Dual CAN Board Design

I need a complete hardware design for an ESP32-C6 Dual CAN carrier board that will sit at the heart of a new communication device. The board must do three thing...

HL-40484495

Adaptive Blind Spot Alert System - 22/05/2026 07:55 EDT -- 2

I'm seeking a developer to create an adaptive driver-intent blind spot warning system focused on safety enhancement. The system should provide visual and audito...

HL-40484410

Custom Jukebox Controller PCB Design

Project Title: Design a Custom Jukebox Controller PCB (Drop-In Replacement) Project Overview I am developing a modern Linux-based digital jukebox platform and r...