PCB Layout projects — HireLancer archive

ID / Date Listing

ESP32 Alarm PCB Design

I have put together a clear block diagram for an ESP32-based alarm controller and now need the full KiCad schematic and a production-ready PCB layout. The core...

HL-40102659

Custom Consumer Electronics Development

I have a concept for a brand-new consumer electronics device and I need someone who can take it from a blank sheet of paper all the way to a functional, test-re...

HL-40102530

PCB Design LCD & DHT22

I’m putting together a compact, battery-powered module that reads a DHT22 and shows the temperature (and eventually humidity) on an LCD. What I need from you is...

HL-40102053

LPG Gas Monitoring Device Design

Smart LPG Gas Monitoring & Safety Device EVT Hardware Design – Complete Scope (Individual Engineer) 1. Project Objective Design and validate an EVT-stage Smart...

HL-40101922

End-to-End IoT Hardware Development

I’m bringing a new commercial IoT device to market and need a single engineer who can take the hardware from napkin sketch to tested prototype. The work spans h...

HL-40101707

Immediate Two-Layer KiCAD PCB Design

I’m ready to move fast on a compact double-layer PCB for a consumer-electronics product. The board will host a central microcontroller plus the surrounding powe...

HL-40101144

Gps and sim in PCB

I want to develop an rectangular PCB which have GPS and 4G sim and one button

HL-40100418

Ultra-Cheap Speed-Triggered Speaker

I’m building a compact, medium-speaker module that runs on 12–24 V DC and plays short voice announcements whenever speed thresholds are crossed or at preset tim...

HL-40100422

Long-Range Distance Sensor

I need a custom distance-measuring sensor that can reliably detect objects at ranges greater than 10 m. The core deliverable is a working design—hardware plus f...

HL-40098807

Off-Grid System Compliance Engineer -- 2

I’m looking for an experienced electrical engineer to support the design review, validation, and compliance readiness of our off-grid electrical system. Project...

HL-40098797

Off-Grid System Compliance Engineer

I’m looking for an experienced electrical engineer to support the design review, validation, and compliance readiness of our off-grid electrical system. Project...

HL-40098499

Airflow-Controlled Dual Heater PCB

I need a simple and rock-solid analog circuit that drives two 24 V DC heater coils from a single supply. The secondary coil is always energised (between 15-30 W...

HL-40098413

Exiting KiCad9 project enhancements

Add a few items to the existing project. I have KiCad project including Schematic and pcb design. Schematic pdf is attached. The task is strictly additive. Keep...

HL-40098144

Modular STM32 Smart Power Controller

I’m building a next-generation smart-home power controller and need the complete electronics and firmware design. The unit must be modular yet robust, offering...

HL-40097293

Custom DC-DC Buck Converter

I need a DC-DC converter prototype as per the following parameters: Power Rating: 150W Input: 16-32V DC Output: 5V, 30A Output Variation: 2-5V using a 10K Ohm E...

HL-40097286

Mechatronics Product Design Specialist Needed

I’m developing a brand-new device that blends mechanics, electronics, and intelligent control, and I need a mechatronics engineer who can take the concept from...

HL-40097297

Custom DC-DC Buck Boost Converter

I need a DC-DC converter prototype as per the following parameters: Power Rating: 150W Input: 16-32V DC Output: 28V, 5.5A Output Variation: 10-28V using a 10K O...

HL-40097011

Update Existing PCB in EasyEDA, Flux, or Altium.

I already have a proven board designed in EasyEDA and will share the original .epro project along with its current Gerber set. The task is limited to component...

HL-40096999

EasyEDA Single-Layer ESP32 PCB

I already have the full BOM, a clear wiring diagram, and a rough layout for my ESP32 board; what I’m missing is a clean, production-ready EasyEDA design that ke...

HL-40096730

Experienced PCB Designer Needed

I have a new electronic product moving from concept to manufacturing and I’m looking for a PCB designer with a solid five-year track record to guide the board l...

HL-40096732

Industrial Machine Wiring Design

I need a complete wiring layout for several industrial-grade machines. My goal is to receive clear, standards-compliant electrical drawings that my on-site tech...

HL-40096329

Reverse-Engineer SMD PCB for Reproduction

The task is to take an existing, fully populated SMD-only circuit board (no schematics or documentation available) and recreate it so I can send the files strai...

HL-40095845

IoT Embedded PCB Design

I need a production-ready PCB that will sit at the heart of a new IoT embedded system. The board must seamlessly handle wireless communication, integrate multip...

HL-40094835

Wearable IoT Device – Firmware, SIM7000G (LTE + GNSS), RF Tuning & System Validation

Project Overview We have completed the full hardware design and PCB layout of a wearable IoT device and are seeking an experienced embedded systems engineer to...

HL-40094855

IP CCTV Camera PCB Assembly

I have a finalized design for an IP-based CCTV camera and now need the production run of its main PCB. The board must arrive fully assembled, programmed and QC-...

HL-40094469

PCB Design for Bathroom Appliance

I need a PCB designed for a bathroom appliance. The PCB should include a 12V relay and a 5V converter. Ideal skills and experience: - Proficiency in PCB design...

HL-40094170

Mixed-Signal Power Converter Design

I need a complete mixed-signal circuit that handles power conversion while integrating voltage regulation, power switching, and energy-storage sections in one c...

HL-40092037

Diagnose AK4454VN I2S Connection

The AK4454VN DAC in my design feeds a Dante module over I²S, yet the system remains silent. My main objective is to uncover the exact point of failure and resto...

HL-40092053

Wearable Sensors System Prototype Design

We are seeking an experienced wearable hardware + firmware engineer to design and build an MVP prototype of a non-invasive skin-worn sensing system that tracks...

HL-40091751

PCB Design using MSP32, RC522, MCP2515, RJ45

We are looking for a freelance PCB designer to design a compact, deployment-ready controller PCB for an embedded control system. Scope of work: - PCB design bas...

HL-40091240

PTH PCB Reverse Engineering

Looking for some electronic engineer to draw schematic from existing pcb which has few pth components connected to the microcontroller communication part. Can n...

HL-40090661

Comprehensive EasyEDA Project Review

I have a complete EasyEDA project—schematic, PCB layout, and BOM—ready for fabrication, and I’d like a thorough sanity check before I commit. I need you to: • I...

HL-40090745

Sensor Based Embedded System Design

I am starting a fresh embedded-system build that must reliably read data from several sensors—specifically temperature sensors, motion sensors, and physiologica...

HL-40089811

High-Speed Router Hardware Design

I’m building an integrated computer system and need a specialist to take full ownership of the hardware side of its networking component. The objective is strai...

HL-40089866

Desarrollo Hardware y Firmware nRF52840

Project Title Hardware and firmware development for distance measurement using nRF52840 (BLE / Beacon) Project Description I have an existing PCB based on the N...

HL-40088176

Manufacture & Assemble Custom Electronic (PCB + 3D Printing) -- 2

I have an existing fully designed PCB and a 3D model (.OBJ file) for a custom electronic game puck–style device. I’m looking for an experienced hardware freelan...

HL-40086189

Phoenix Architect Collaboration

I’m moving forward with a permit in Phoenix and want to team up with a local, fully licensed architect who can bring solid technical expertise to the table from...

HL-40086203

500W DC Motor Controller Design

I’m ready to hand over the full schematic of my 36 V / 500 W brushed-motor controller so you can put it under the microscope. The design is built around three p...

HL-40086138

Manufacture & Assemble Custom Electronic (PCB + 3D Printing)

I have an existing fully designed PCB and a 3D model (.OBJ file) for a custom electronic game puck–style device. I’m looking for an experienced hardware freelan...

HL-40085252

Compact VIM4 CAN Daughterboard Design

I’m extending my Khadas VIM4 with a plug-in daughterboard that replicates the open-source Canable Mk2 CAN-bus interface (https://github.com/makerbase-mks/CANabl...