Electronics projects — HireLancer archive

ID / Date Listing

On-Site Factory Inspection in China

I have several suppliers across China that are about to start production and I need someone on the ground who can walk through their facilities, observe the lin...

HL-40187938

PCB Design for Power Tool Battery

I need a PCB design for a power tool battery application. Ideal Skills and Experience: - Expertise in PCB design - Experience with power tool battery applicatio...

HL-40188225

Wearable Exoskeleton PCB Design using STM32F767ZIT6 chip

I’m building a wearable exoskeleton and need a dedicated PCB that brings all core electronics onto one compact board. The board must integrate: • Microcontrolle...

HL-40187767

Kids Companion Robot Firmware Development

Project Description I am building a kids companion robot that works completely offline and focuses on emotional presence, play, comfort, and routine not AI, not...

HL-40187564

Arduino Mega Shields + H-Bridge breakout board for Hexapod Robot

Job Summary: Design and Fabricate Two Arduino Mega Shield PCBs for Hexapod Robot Overview: Design, fabricate, assemble, and test two PCBs to modularize wiring f...

HL-40186973

write a program for an Eaton Easy-E4-DC-12TC1 to control an NX technologies E8150 traction inverter.

More details: What functionality should the program control on the NX technologies E8150 traction inverter- Speed control, Temperature monitoring Should the pro...

HL-40186679

Bluetooth Tracker PCB & Firmware

I’m building a tiny Bluetooth-based tracker that can register with Google’s “Find My Device” network and broadcast its presence so an Android phone can locate i...

HL-40185041

Microcontroller Laser Control Software

I need software to control laser pulsing and modulation using a microcontroller GPU. The control interface should allow for user manual input. Key Requirements:...

HL-40184946

VLSI Signal processing

I'm in need of a professional with VLSI (Verilog HDL,System verilog and matlab) expertise to help me with an IEEE paper, its design and implementation. The spec...

HL-40183657

Dynaco ST-70 Diagnosis

My Dynaco ST-70 tube amplifier is not producing sound. The power tubes light up, but the preamp tubes do not. I'm seeking an expert to diagnose the issue. Requi...

HL-40182458

Smart Parking Disc Modification -- 7

Project Brief: Stealth-Modified Automatic Parking Disc (Certified for Public Road Use in Germany) Project Goal: I want to technically modify a certified electro...

HL-40182494

ESP32-P4 Display Configuration and Debugging

Job Title ESP32-P4 (ESP-IDF) – Bring up 720×720 MIPI-DSI In-Cell LCD (JD9365TN) + deliver working demo Project Overview I need an experienced embedded/display e...

HL-40182163

Advanced Li-Ion Battery Charging System

1. System Overview * Total batteries to be charged simultaneously: 100 Li-Ion batteries * System divided into 5 racks, each rack charging 20 batteries * Each ra...

HL-40181369

ESP32 CAN Bus Logger PCB

Project Objective: The intention of this project is to utilize the signals that we can listen to through the motorcycle's CAN bus. Example: We have a CFMoto mot...

HL-40180541

Florida Electronics Reshipping Partner

I regularly buy electronics that can’t be shipped directly to Pakistan, so I need a reliable partner living anywhere in Florida who will act as my U.S. forwardi...

HL-40180134

Industrial DC to AC Conversion System - 26/01/2026 09:11 EST

I'm looking for an expert in power electronics to design a conversion system for my industrial equipment. The project consists of two parts: 1. Designing a boos...

HL-40179467

Commercial Induction Stove PCB Design

I’m taking an induction cook-top from concept to market and need a complete PCB solution—hardware and firmware—that is ready for commercial production. The boar...

HL-40179504

Help with finalising Project EasyEDA project ready for Production with JCLPCB

We are in the final stage a project, however we had a few issues. We now need to fix the production files for submission to JCLPB. Its not super urgent but need...

HL-40178995

Wearable biosignal research prototype (EMG + IMU + ToF)

I have a detailed technical PDF describing a custom multi-sensor embedded system. I need one functional prototype for internal research. No industrial design, n...

HL-40178923

EI-Ready RF Fingerprint Manuscript

I need a complete, publication-ready paper (4,000–5,000 words) on “Research on RF Fingerprint Recognition Technology for Wireless Communication Based on Multiwa...

HL-40178174

patch to detect hormones in sweat -- 2

Design and prototype a thin, comfortable skin patch that: Detects sweat onset + moisture level (hydration/sweat rate proxy), and Measures a set of sweat biomark...

HL-40177977

SPIKE Prime Bottle Sumo Robot

I’m preparing for a bottle-sumo challenge and need a complete SPIKE Prime build that can aggressively push bottles out of the ring. I’ll supply the standard SPI...

HL-40177992

patch to detect hormones in sweat

Design and prototype a thin, comfortable skin patch that: Detects sweat onset + moisture level (hydration/sweat rate proxy), and Measures a set of sweat biomark...

HL-40177767

STM32H5 OCTOSPI RAM Driver (ARDUINO STM32 CORE)

Necesito un ejemplo funcional que muestre cómo conectar y utilizar la memoria RAM APS1604M-3SQR con un microcontrolador STM32H562RGT6 a través de la interfaz OC...

HL-40177643

Multi-layer PCB Design for Bus Announcement System

I'm seeking an experienced PCB designer to create a multi-layer PCB for a consumer electronics project: a bus announcement system. Requirements: - Design a mult...

HL-40177646

ABB VFD On-Site Assessment and Repair

I need an ABB-certified service engineer who can come to our plant, inspect both our ACS 800 and ACS 5000 drives, pinpoint whatever is keeping them from running...

HL-40177503

ESP32-MAX31865 Industrial PCB Design

I’m building an industrial-automation module that needs a single PCB combining an ESP32 with four MAX31865 RTD interfaces. The board will be powered from a stan...

HL-40177388

On-Site ABB VFD Analysis and Repair

I need an experienced ABB service engineer who can come to our plant, access both the ACS 800 and ACS 5000 series drives, pinpoint whatever is tripping them and...

HL-40177401

Mechanical Design Needed: Enclosure for Handheld Interactive Device (2-Part Assembly)

Hi, I am looking for a 3D designer to create a production-ready enclosure for a consumer electronics prototype. The device is an interactive character consistin...

HL-40177301

T-72/T-90 Auto-Transmission Feasibility -- 2

I need a concise but technically rigorous study that determines whether an automatic or hydro-mechanical transmission can be successfully retrofitted into legac...

HL-40177343

Product Design Engineer (PCB + 3D Enclosure Design) for Consumer Electronics Prototype

We are developing a handheld consumer electronics device based on the ESP32-S3 platform. We have a verified functional prototype and a preliminary Bill of Mater...

HL-40177083

AI Voice Assistant Device with Android

I’m taking an existing in-house smart speaker prototype and evolving it into a compact, production-ready consumer electronics product. The current prototype val...

HL-40176922

Wireless Multi-Sensor Development - 25/01/2026 02:21 EST

I need a wireless multi-sensor device that can collect temperature, humidity, and motion data. Requirements: - The device should be able to monitor and transmit...

HL-40176262

40-Pin Laptop LCD Controller

I am developing a new 40-pin controller board for an in-cell touch laptop display and need a turnkey, production-ready design. An image of a similar commercial...

HL-40176188

PCB Layout & Component Updates -- 2

I have an existing PCB design that needs a refresh. The core of the job is two-fold: first, add several new components to the board; second, reshape the layout...

HL-40175228

Multi-layer PCB Design for Consumer Electronics

PCB DESIGN REQUIREMENTS (FINAL – MECHANICAL CONSTRAINT UPDATED) 1. BOARD OVERVIEW (UPDATED) PCB Type: Main controller PCB (production-grade) Board Width: 100 mm...

HL-40174803

Android Bluetooth Printer & Report Enhancements

I need our existing Android app to talk smoothly to a Bluetooth thermal printer and, while you are in the code, refresh the look of one key report. Integration...

HL-40174670

Microcontroller Control Automation Software

I need software to control and automate tasks via microcontrollers. Integration will be through a web application. Requirements: - Experience with microcontroll...

HL-40174444

PCB Layout Engineer Needed - KiCad

I'm looking for an experienced PCB layout engineer to help with a prototyping project using KiCad. The PCB will need to support both through-hole and surface-mo...

HL-40174473

DIY Board Firmware for Communication

I have a completely DIY embedded board on my bench and need a clean, production-ready firmware image that focuses on solid, well-tested communication protocols....