Arduino projects — HireLancer archive

ID / Date Listing

Urgent Robotics AI & Sensor Consultant

I’m deep into a robotics project that already has the mechanical platform built and basic firmware running, but the intelligence layer and sensor pipeline still...

HL-40075308

PIC16F877A Programming Expert Needed

I need an experienced programmer to program a new PIC16F877A chip using C language. Requirements: - Expertise in PIC microcontrollers, specifically PIC16F877A -...

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Cross-Platform Bluetooth Connectivity Upgrade

I have a working Bluetooth application that now needs a focused upgrade. The priorities are clear: first, make its connectivity rock-solid; second, broaden the...

HL-40074458

ESP32 Energy Meter Cloud Integration

I will ship you an ESP32 development board together with the energy-meter IC module already wired for voltage, current and overall power-consumption sensing. Yo...

HL-40073186

Wrist-Wearable Device Design & Production

Objective Design a wrist‑worn wearable device with the following hardware specifications. The freelancer will deliver schematics, PCB layout, enclosure design,...

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Require expert to help in ESP32 project

Project Title: Require expert to help in ESP32 Project Description: I am looking for an expert to assist me in my ESP32 project. The specific skills and experie...

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ESP12e Wi-Fi Connection Troubleshooting

I am currently struggling to connect my ESP12e module to Wi-Fi. The issues persist regardless of the network I attempt to connect to. I've tested on different n...

HL-40072153

IoT Device Developer for Telegram Messaging

Job Title: IoT Button Developer – Telegram Notifications (Assembled or DIY Guide) Project Overview: We need a skilled developer to design a low-power, battery-p...

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BLE Fitness Tracker

I’m building a wrist-worn fitness tracker and need the core firmware that turns raw motion into useful, low-power BLE data. The hardware is set around an nRF528...

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Bearing Race Inspection Software Development - 17/12/2025 02:22 EST

Project Title: Windows-Based Vision Inspection Software for Bearing Race Face Defects --- Project Overview I need a simple, reliable vision inspection software...

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Busco profesor de Fusion 360 para hobby maker / impresión 3D (España)

Soy aficionado a la impresión 3D y al mundo maker, con conocimientos básicos de Arduino y fabricación DIY. Actualmente estoy dando mis primeros pasos en Fusion...

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Help needed with Python coding and a Raspberry Pi Pico project

Including a small simulation, an IoT setup, and clear documentation.

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Wearable Ring-Sized Smart Touchpad Design -- 2

I’d like to turn an idea I have into a working wearable: a ring-sized smart touchpad that behaves like a computer mouse. Picture a sleek band you slide onto you...

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Multi-Layer Industrial PCB Design

I’m finalising an industrial-grade control module and now need a seasoned PCB engineer to turn my block-level diagram into a production-ready, multi-layer board...

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ESP32 RFFE Address Scanner -- 2

Necesito un programa en C++ que permita al ESP32 descubrir de forma rápida y fiable las direcciones de todos los esclavos conectados mediante el protocolo MIPI...

HL-40066352

Raspberry Pi-Based Automotive Sensor Display in pyQT

I have a Raspberry Pi Zero 2 W that will connect to an Arduino / existing MCU system. I need a PyQt (PyQt5/PyQt6) application running on the Raspberry Pi that a...

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Arduino Nano DCC PCB Design

Need a compact, single-board solution that seats an Arduino Nano and handles full DCC interfacing for model-rail accessory control. The board’s sole purpose is...

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Arduino Retail Jackpot Button Creation with audio

Build a Battery-Powered Retail “Jackpot Button” (Arduino + Audio) Project Description We are an Australian food brand, looking for an experienced electronics /...

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Generate STEP File from Python

I need assistance in generating a STEP file from existing Python source code for a prototyping model. The STEP file will be used for 3D printing. Requirements:...

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Velocio PLC Control Integration - 13/12/2025 12:43 EST

I need a skilled professional to program a Velocio PLC and develop HMI graphics using vBuilder and vFactory. Additionally, you'll need to establish a Bluetooth/...

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ESP32-S3 Schematic Enhancement

I am using the reference design published here: https://www.waveshare.com/product/arduino/boards-kits/esp32-s3/esp32-s3-lcd-7b.htm and now need that schematic—a...

HL-40060701

ESP32 Pulse-Triggered LED Indicator

I have an Epson TM-T82IIIL (link below) whose cash-drawer kick-out port sends a short 24 V pulse whenever the drawer opens: https://www.netnest.com.au/pos-hardw...

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WF100DP I2C Driver ESP32 code development

I have a WF100DP digital pressure sensor wired to an ESP32 over I²C and I need a clean, well-commented C/C++ sketch that lets me stream live readings to the Ser...

HL-40057865

Arduino & ESP32 Board Verification

I already have working schematic and layout files for two open-source inspired products—an Arduino-compatible board in the UNO form factor and an ESP32 DevKit s...

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Embedded firmware task

Very basic functionality; Switch-case logic, inactivity timer and shutdown, wake on falling. 1 DI, 1 AI, LED and PWM

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YOLOv8n-Driven Cursor Control

I need a compact C++ application that continuously captures my primary monitor, runs each frame through the YOLOv8n model, and locates any human-shaped objects...

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RGBW Beacon Prototype with Wi-Fi Control

I need an experienced hardware designer who can turn my concept for a cylindrical, flashlight-style RGBW 'beacon' into a working, weather-resistant prototype. I...

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ESP8266 OLED Eye Animation

I’m working on a small ESP8266-based gadget that drives a 0.96" I²C OLED (address 0x3C). The goal is to bring the screen to life with playful eye animations alo...

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Multisensor Embedded System Design

I’m building a compact embedded platform that can simultaneously collect data from temperature, pressure, and motion sensors—plus any other common sensors you f...

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LabVIEW Data Acquisition Specialist

I'm seeking an experienced LabVIEW programmer to develop a data acquisition system. The primary goal is to efficiently gather and process data from various sour...

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USB Mic Setup for Streaming

I need help setting up a USB microphone in my home studio for live streaming. It's the Shure Mv7i usb dynamic mic. Requirements: - Configure microphone for opti...

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Raspberry Pi PoE Camera Display

I need a setup to display 3-4 PoE network cameras on a Raspberry Pi using RTSP streaming. The output will be via HDMI. Requirements: - Configure Raspberry Pi to...

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Waveshare Educational Guides

I need help with a personal hobby project involving waveshare products. Hat A Board and DDSM 115 hub motors. I need some help with the set up and coding.

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Crawler Robot Control System

Project Requirement: Remote-Controller Crawler – Control System Development Objective: I am developing a crawler robot that can operate on ferrous surfaces, The...

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Hand-Waving Doorbell Prototype & Launch

I have conceived a “hand-waving doorbell” that rings the moment someone passes a hand in front of a sensor—no button, no touch. I now need a partner who can tak...

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4x4 Single-Layer PCB Design

I need a pcb using an ESP32-S3-wroom1. The board will have a usb-c port for programming. The board will use a 7.2v nimh battery connected to a buck converter to...

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Port SAME54 Firmware to SAME70

I have a mature code-base running on a Microchip SAME54 (Cortex-M4) that now needs to live on a SAME70 (Cortex-M7) board. All reference manuals, schematics and...

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ESP8266 Pixel LED Control

I have an ESP8266 sitting on my bench that I want to dedicate to a pixel-LED lighting project. The goal is to create a clean “panadol” style design—think smooth...

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Baby’s cry watch

I’m developing a modern-looking smartwatch that will keep deaf or hearing-impaired parents instantly aware of their baby’s needs, even in the middle of the nigh...

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Android-ESP32 Bluetooth Commands

I’m putting together a compact control setup where an Android phone sends simple text commands to an ESP32 over Bluetooth. The user will only trigger a transmis...