Electronics projects — HireLancer archive

ID / Date Listing

End-to-End Wearable Device Development

I’m creating a wrist-mounted wearable that unifies fitness tracking and health monitoring, and I need the full stack—both software and hardware—taken from conce...

HL-40164226

ESP32 Voice-Controlled FM Radio

I want to turn a single ESP32 module into a fully-featured indoor alarm clock radio controlled by voice and touchscreen.: an FM receiver with clear audio from q...

HL-40164233

Access Barrier PLC Programming Needed

I have a straightforward job: write the PLC logic for a simple access control system that operates one automatic barrier. The barrier must open and close safely...

HL-40164098

Experienced RF Engineer Needed

RF Engineer Skills/Knowledge - Solid general background in RF, Microwave and Millimetre Wave theory, techniques and technologies - Medium level experience in th...

HL-40163597

Schematic and Artwork PCB file of ESP32-C5 Dual Band WiFi Analyzer

Before question, Please read the following absolutely. [ Output ] Schematic and Artwork PCB file of Kicad 8.0 [ Description ] https://www.instructables.com/ESP3...

HL-40163715

Electrical & Mechanical Parts Supplier

I’m in the market for a reliable source that can deliver both electrical and mechanical components—specifically motors, controls, and sensors—suited for automot...

HL-40163497

Repair Tripping Washing Machine Breaker

Der Sicherungsautomat für meine Waschmaschine löst jedes Mal aus, sobald das Gerät läuft. Das Problem ist seit etwa einem Monat reproduzierbar und betrifft nur...

HL-40162543

ControlLogix Automation Expert Needed

I'm seeking an experienced ControlLogix and FactoryTalk programmer to automate a manufacturing process. The system will need to handle: - Monitoring and Data Co...

HL-40162417

Nuvoton MS51FB9AE Firmware Development

I'm looking for an experienced firmware developer to work on the MS51FB9AE-Nuvoton microcontroller. Key tasks include: - Developing firmware from the ground up...

HL-40162445

Nichrome wire heater

Need an exposed Nichrome Heater to cover 42” x 42” heater platten. 220 volt supply. Wire will operate at 400c constantly It can be in a single loop or split int...

HL-40162347

Transformer-Rectifier Design for DC Lighting

I need a design and specification for a transformer-rectifier unit to power DC lighting. The specifications are: - Input: 120VAC - Output: 74VDC - Power Rating:...

HL-40162174

Smart Home IoT PCB Design

I’m building a smart-home device that tracks and optimises household energy use, and I need a seasoned IoT engineer to transform the concept into a production-r...

HL-40162202

STM32F4 Ethernet Bring-Up

I have designed a board using an STM32F417VG cpu. I am using this device with PlatformIO, arduino framework (stm32duino) and using the board genericSTM32F417VG...

HL-40162041

MATLAB Simulation Expert -- 3

Details: I need a power-system simulation built and validated in MATLAB. I have an Electrical Power System that I need modelled and explored in MATLAB by Using...

HL-40161921

MATLAB Simulation Expert

Details: I need a power-system simulation built and validated in MATLAB. I have an Electrical Power System that I need modelled and explored in MATLAB by Using...

HL-40161982

MATLAB Simulation Expert -- 2

Details: I need a power-system simulation built and validated in MATLAB. I have an Electrical Power System that I need modelled and explored in MATLAB by Using...

HL-40161829

Compact ESP32 Voice Assistant PCB

I’m building a small-footprint “Macho” voice-assistant board and need a complete hardware package created in EasyEDA. The core is an ESP32-WROOM-32 (38-pin dev...

HL-40161496

RC Lap Timing Software -- 2

Single-Camera / RFID Lap Timing System for RC Racing Arena Project Overview We are building a standalone lap-timing system for an indoor RC car racing arena, us...

HL-40160954

Clarify Complex Hardware Concept

I’m stuck on a hardware-related concept and need someone who can break it down in plain language without glossing over the critical technical details. You and I...

HL-40161389

Clarify Complex Hardware Concept - 19/01/2026 11:11 EST

I’m stuck on a hardware-related concept and need someone who can break it down in plain language without glossing over the critical technical details. You and I...

HL-40161090

Industrial Machinery Motor Control PCB

I'm seeking a skilled PCB designer to create a circuit board for industrial machinery. The primary function of this circuit board is to control DC motors. Key R...

HL-40160857

Smart Luggage Firmware Developer Needed

I’m deep into a next-generation smart-luggage security product and now need another pair of expert hands in Delhi / NCR to push the firmware forward. The hardwa...

HL-40160807

Handheld Medical Device Enclosure Design

I need a production-ready enclosure for a portable H₂S breathalyzer that will be used in clinical diagnostics. The unit has to look and feel like a genuine piec...

HL-40160581

Smart Parking Disc Modification -- 3

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-40160455

Commission DELEM-51 HMI

My press brake already has the DELEM-51 HMI installed, powered, and cabled; what it lacks is a proper commissioning. With the full set of DELEM manuals in hand,...

HL-40159888

Physical Consumer Product Prototype Design

Hello, I am looking for a product / industrial designer to design a manufacturable under-desk organizer. Product description: The product is a clamp-on, under-t...

HL-40159704

Bedroom Organization & Electronics Sorting

My bedroom has turned into a jumble of gadgets and half-empty storage bins, and I’m ready for a fresh start. I’d like your help bringing order back to the space...

HL-40159732

CAN-FD Device for Data filter

I need a compact, microcontroller-based gateway that sits in-line on a CAN-FD bus and removes or forwards diagnostic frames according to rules I supply. The cor...

HL-40159747

Repair Programmable Thermostat Wiring

My programmable thermostat has suddenly stopped communicating with the heater. I traced the problem to what looks like a loose or disconnected wire at the therm...

HL-40159456

IoT Smartwatch & React Native App

I’m building a compact wearable that captures three core health metrics—steps, heart-rate, and SpO₂—and pushes them, in real time, to a companion mobile app wri...

HL-40158985

RF Signal Detection Expert Needed

I need a technical investigator specializing in RF signal detection. I'm facing issues with remote neural monitoring and illegal electronic monitoring. This may...

HL-40152491

Electrical Engineering Specialist Needed

My project requires formal electrical engineering input. I already have the concept and outline specs; what I need now is a professional review, accurate calcul...

HL-40158022

CST 2.1 GHz Antenna design

Need a 4x4 array patch antenna, h=1.524mm, of material Rogers 4350B at 2.1GHz, using power divider Inset-fed patch antenna has to be attached to it. Gain more t...

HL-40158041

Analyse complète et correction PCB multicouche

Mon design PCB est déjà placé et routé, mais, avant de lancer le prototype, je veux m’assurer qu’il est vraiment prêt. Il s’agit d’un circuit multicouche et je...

HL-40157698

qr code in flutter

My app is already sitting on GitHub and its core logic works, but the bridge to the Arduino ESP32 needs to be finalised. I want the mobile-side code and the ESP...

HL-40156879

Repair Water-Damaged Car Amplifier - Location Albany Western Australia

I have a Harman / Becker 9065 amplifier from a 2011 Mercedes-Benz that was exposed to water on a number of ocassions. The unit delivers no sound at all to the s...

HL-40156619

Senior Electrical Engineering Project – Motor System Upgrade for Environmental & Experimental Devices --2

We are an engineering-driven company working on specialized environmental and experimental devices that are used in real-world testing, measurement, and control...

HL-40156005

Mecanismo LED Giratorio POV

Quiero materializar un display POV (persistence-of-vision) con un anillo de LEDs que, al girar, proyecte gráficos nítidos y coloridos. Ya tengo claros los conce...

HL-40155995

Circuit Board Replication Expert Needed

I'm looking for a skilled professional to help me replicate a circuit board. The circuit board is for a radio device.See below https://kitronik.co.uk/products/2...

HL-40155868

300 W Pure-Sine Inverter Design 512 bit

I’m putting together a microcontroller-based inverter for industrial equipment and need an engineer to translate my specs into a production-ready design. The go...