Circuit Design projects — HireLancer archive

ID / Date Listing

PCB Mounting for Male Header Connectors

I need a PCB designed to mount three 8-pin male header connectors. The pins of each connector need to be staggered, with shorter pins for each one, one to one....

HL-39563708

IPC-compliant PCB Design for IoT Circuits

I need a skilled PCB designer to create a clean, compact layout for three IoT circuits: ESP32, LoRa, and Arduino Nano. The board should facilitate communication...

HL-39563725

Capacitor-Based Buffer Module Development

I need a buffer module designed for energy storage and supply during power failures, specifically for industrial machinery. Requirements: - Use of capacitors fo...

HL-39563317

Power Electronics for Renewable Energy

Power Electronics Technician I'm looking for an mid-level experienced power electronics engineer to work on maintenance, repairs, and troubleshooting of power e...

HL-39562686

Neurostimulation Constant Current Source Circuit Design

I'm seeking an electrical engineering consultant for a neurostimulation product development. The project involves designing a simple constant current source cir...

HL-39560864

PCB Tasarımı ve Gömülü Yazılım Geliştirme / PCB Design and Embedded Software Development

Proje Açıklaması (Türkçe): Devre şeması, PCB tasarımı ve gömülü yazılım kodlarının geliştirilmesi gerekiyor. Projede Nuvoton marka işlemci kullanılacaktır. Proj...

HL-39560734

Circuit Board Repair for Pool Table

I need an experienced technician to repair a circuit board for an electronic pool table. The board is currently experiencing power failure. This issue was notic...

HL-39559462

Wireless Power Bank PCB Design

I'm looking for an experienced PCB designer to create a PCB for a 12,000 mAh wireless charging power bank. Requirements: - Supports USB Type-C pd input power Id...

HL-39557677

ESP32 PCB Design for Data Logging

I need a PCB designed for an ESP32 dual-core WiFi/Bluetooth controller. The primary function of this board is data logging, and it will connect with proximity s...

HL-39555968

Compact Smartwatch PCB Design & Prototyping

Design and Prototype a Compact Wearable Smartwatch PCB (BLE, Sensors, Charging) We are looking for an experienced hardware design engineer or embedded system de...

HL-39555181

Soldering Expert Needed in Meerut

I need a skilled soldering expert to repair consumer electronics. This is an on-site position in Meerut City, India. Key Responsibilities: - Soldering component...

HL-39554666

Power Conversion Circuit Design

I need a circuit designed for power conversion in industrial power systems. This circuit will be crucial for efficient power management and distribution in indu...

HL-39554673

4-Layer PCB Design Expert

I'm seeking an experienced PCB designer located in India, proficient in Altium, to design a 4-layer PCB for a consumer electronics radio device. Key requirement...

HL-39554459

PCB Design for 3-Phase Current Monitoring

Design a pcb that monitors 3phase current continuously if there is any phase drop or current loss it must initiate the user with call and sms and the pcb must h...

HL-39553322

Pregnancy Health Monitor Development

I'm looking for a skilled developer to create a hand-wearable health monitor specifically designed for pregnant women. This device is crucial for tracking mater...

HL-39553510

PCB Design from JPG to Gerber

I need a double-layer PCB design converted from JPG images into Gerber files suitable for JLCPCB using KiCad. Requirements: - Use KiCad for design - Convert pro...

HL-39552062

Expert PCB Designer Needed

PCB Designer Key Responsibilities: Create and modify PCB layouts using industry-standard CAD tools (e.g., Altium Designer, Eagle, OrCAD, KiCad, etc.) Collaborat...

HL-39549319

Industrial LoRa PCB Design

I need a PCB prototype designed for industrial equipment with wireless communication functionality. The primary protocol required is LoRa. Key Requirements: - D...

HL-39548426

PCB Design required.

I need a PCB designed, more details will be shared via chat Ideal Skills and Experience: - Expertise in PCB design for radio frequency applications - Proficienc...

HL-39548219

PCB Design required

I need a PCB designed, more details will be shared via chat Requirements: - No size constraints - Component type is flexible (through-hole, surface-mount, or mi...

HL-39547869

Wearable Stress Monitor Device

I need a wearable emotional tracker designed to monitor stress levels. The device should provide vibration alerts to the user. Key Requirements: - Primary funct...

HL-39546605

AC to DC Power Supply Design

I need help designing an AC to DC power supply. Requirements: - Design an AC to DC converter - Input: 120v AC 60Hz - Output: 110VDC max 3Amp - Ensure safety and...

HL-39545564

Arducam Integration Circuit Design

I need a skilled electronic circuit designer to integrate an Arducam Full HD Color Global Shutter Camera with an RPi Compute board for indoor image processing,...

HL-39545406

Urgent PCB Expert Needed

I need an experienced PCB expert for a radio project. Key requirements: - Experience in radio PCB design and development - Ability to work under tight deadlines...

HL-39544966

Automotive-Grade PCB Design for HID Reader

I'm seeking an experienced PCB design engineer to create a compact, automotive-grade PCB. The board will power and interface an HID reader, NodeMCU ESP8266, and...

HL-39544673

Raspberry Pi 5 Stability Fix

I'm seeking an embedded systems or IoT expert to troubleshoot and resolve issues with a Raspberry Pi 5 in my embedded project. We have two servos and two steppe...

HL-39542855

Custom Socket Design for BM1370 ASIC - 24/06/2025 11:53 EDT

I'm looking for an experienced mechanical or electrical designer to develop a custom socket for the BM1370 ASIC chip. Your responsibility will be to draw up the...

HL-39540617

Capacitive Touch ESP32 PCB Design

I'm looking for a PCB design that integrates an ESP32 with capacitive touch input and a 240V relay for controlling lights. The ESP32 should have Wi-Fi connectiv...

HL-39539385

Audio Circuit Design for Home Systems

I'm seeking an experienced audio electronic design consultant to assist with circuit design for a audio system. Key requirements: - Design circuits for amplifie...

HL-39539395

Infrared Security Product Schematics

I need detailed system architecture schematics for a new infrared security product. The schematics must be created in Eagle CAD and include the following key co...

HL-39538017

Micromouse PCB Design

I need a PCB design for a micromouse robot. The primary function of the micromouse is maze solving. Essential components to be included on the PCB are: - Sensor...

HL-39537716

HFSS Microstrip Patch Antenna Design - 23/06/2025 02:28 EDT

I need a microstrip patch antenna designed for mobile communication, specifically operating in the frequency range of 9.5 GHz to 5.6 GHz. The design should be s...

HL-39536432

OpAmp Thermistor Voltage Converter

I'm looking for an electronics engineer to design an OpAmp circuit schematic that converts a temperature range of 0-50ºC into a corresponding voltage output of...

HL-39536307

Busz topológia optikai hálózat

Pcb design and documents for manufacturing: 10g sfp+ modul. Bus topology optical network. Optical splitter.

HL-39534104

PCB Design

Basic Pump Controller Design I need a basic pump controller designed for storm and sewerage operations. The controller should primarily use physical buttons and...

HL-39533558

Industrial Automation PCB Design

I'm looking for an experienced PCB designer to create a PCB for an industrial automation application. The PCB will primarily support input/output control functi...

HL-39533638

Motion-Activated Light Fixture Schematic

The project is for the freelance Contractor to: 1. Draft a schematic for a circuit and deliver the schematic to the Project Manager (Allen Pitts). 2. Review Ger...

HL-39532857

M66 PCB Module Design

I need a PCB module design for the M66 consumer electronics project. The design should prioritize low power consumption and incorporate a microcontroller unit (...

HL-39532389

Multidisciplinary Tech Development

I'm seeking a skilled professional to assist with PCB design, mechanical design, and firmware development. Key Tasks Include: - PCB Design: Schematic design, PC...

HL-39531930

Electromagnet Flyback Recovery Diagrams -- 2

I need circuit diagrams for a flyback recovery system to energize electromagnets in sequence. Requirements: - Diagrams should use KiCad - Detailed current and v...