Retrieve source code file from compiled files
Hi I will share the derails with the shortlisted candidates. Thanks
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ID / Date
Listing
Link
Smart Parking Disc Modification -- 46354
Project Brief: Stealth-Modified Automatic Parking Disc (Certified for Public Road Use in Germany) Project Goal: I want to technically modify a certified electro...
Read moreENCLUSTRA FPGA Code Migration
Our existing design was written for an older ENCLUSTRA module that is now out of production; a newer ENCLUSTRA board has already been chosen and I need the curr...
Read moreESP32 Thermostat Control Bridge
Overview: I need someone to build and test two small ESP32-based units that wirelessly bridge a programmable thermostat to a ducted gas heater, eliminating the...
Read moreWastewater Permit Diagram Certification
Hi, I need a Florida-licensed Professional Engineer (PE) to review and certify (stamp/sign) an existing schematic flow diagram for an industrial wastewater perm...
Read moreDC-DC SMPS Design
Required a SMPS with control circuit 24v upto 10amp Condition When input signal A(4.7v dc) is active output voltage is 18v, when input signal B(4.7v dc)is activ...
Read morePCB Re-Routing For Performance
I already have a complete schematic and board layout that works electrically, yet I’m seeing room for better overall performance. What I need now is a careful r...
Read moreESP32 LED Strip Integration
I have an ESP32-based project driving WS2812B addressable LED strips and I need the hardware side finished right away. The goal is to get a rock-solid, noise-fr...
Read moreInverter Efficiency & Loss Comparison
I need a concise piece of research that puts two-level and 3 level voltage-source inverters side by side, focusing strictly on how efficiently they run and, mor...
Read moreOrCAD Single-Ended Audio Amplifier
Design an audio amplifier that meets the following specifications: (a) the amplitude of the input signal V_{ip} is in the order of µV (column A); (b) the output...
Read morePortable Under-shoe Weighing Device Development
I am looking for a specialist to design and develop a compact, lightweight, wearable weighing device that is mounted underneath a shoe. Requirements: - Form fac...
Read morePCB Design in EasyEDA: ESP32-PICO-D4 base board with 2 sensor inputs, SD card, and expansion headers -- 2
I am enclosing the technical specifications in two languages: Russian and English. Прилагаю техническое задание на двух языках: русский и английский Need an exp...
Read moreCommercial-grade EV Motor Controller Design -- 2
I am looking for an experienced power electronics engineer to design a commercial-grade EV motor controller for e-scooter, e-rickshaw, and e-loader applications...
Read moreESP32-WROOM-32E PCB Design in Altium -- 2
Have a working circuit diagram for a device based on the ESP32-WROOM-32E module. The system is powered from an external supply (5V / 8V / 12V). The next step is...
Read moreWarehouse Appliance Wiring Repair
I need a qualified electrician to come to Unit 9 / 20 Weka Street, Otahuhu, Auckland and check and modify electrical appliances. The problem is limited to their...
Read moreKiCad Expert for Split Keyboard PCB Modification + JLCPCB PCBA Ready
I’m looking for a freelancer with proven KiCad and JLCPCB experience to adjust a 54-key split keyboard PCB (TRRS connection between halves). Objective: Convert...
Read moreArduino Rover & Showcase Website
I’m putting together a beginner-friendly tech project that blends hands-on robotics with a small web presentation, and I’d like expert guidance from start to fi...
Read moreEmbedded Systems Engineer for EV Dashboard Design
I am looking for an experienced embedded systems engineer to design a digital instrument cluster (dashboard) for electric vehicles (2-wheeler and 3-wheeler). ##...
Read moreEmbedded Systems Engineer for EV Dashboard Design
I am looking for an experienced embedded systems engineer to design a digital instrument cluster (dashboard) for electric vehicles (2-wheeler and 3-wheeler). ##...
Read moreCommercial-grade EV Motor Controller Design
I am looking for an experienced power electronics engineer to design a commercial-grade EV motor controller for e-scooter, e-rickshaw, and e-loader applications...
Read more150W 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, 25A Output Variation: 2-5V using a 10K Ohm E...
Read moreCompact Isolated SMPS & PCB Design
Design 150W Isolated SMPS (12V 10A + 5V + 3.3V) with PCB & Gerber I need a professional electrical engineer to design a compact, isolated SMPS power supply for...
Read moreVisionGuard Card Prototype
أحتاج إلى نموذج أولي يعمل يبرز فكرة بطاقة VisionGuard Card للمكفوفين. ما أريده بالتحديد هو برمجة متحكم ESP32 وربطه بتطبيق موبايل عبر Bluetooth. التطبيق – وقد و...
Read moreAssemble Mini Audio Jack Enclosure
I have a compact aluminium case measuring 5 cm × 5 cm × 5 cm that needs to be turned into a simple passive module. Your task is to drill four clean, evenly-spac...
Read moreConvert Phone Screen to E-Ink
I use a small, no-frills Navi C1 handset every day, but the back-lit display leaves my eyes tired after long calls and SMS sessions. I want to swap that display...
Read moreDraft a double-layer PCB
Hi I will share the details with the shortlisted candidates. Thanks
Read moreGuide HX711 en 1 minute -- 3
Je souhaite publier un guide écrit, ultra-concis (lecture ≤ 60 secondes), pour montrer à un public débutant comment utiliser le module amplificateur de charge H...
Read moreSchéma électrique pont roulant - 24/04/2026 02:37 EDT
Je dois finaliser l’installation électrique d’un pont roulant de 10 tonnes équipé : • d’un moteur asynchrone triphasé 37 kW / 48,9 A / 1 500 tr min⁻¹ pour la mo...
Read moreMDP, Pool safety trigger alarm
I’m halfway through my Year 12 Major Design Project and now need a hand turning the concept into a working prototype. The idea is simple: a small, battery-power...
Read moreDraft a double-layer PCB
Hi I will share the details with the shortlisted candidates. Thanks
Read moreDouble-Layer PCB Drafting for Industrial Machinery
I need a double-layer PCB drafted for an industrial machinery application. The components will be a mix of through-hole and surface-mount types. Requirements: -...
Read moreMulti-Functional ESP32-C5 Development Board Design
ESP32-C5 Plug-and-Play Board - Design Specification 1. Objective Design a base development board using ESP32-C5 with: • Full dev board functionality (like DevKi...
Read moreVS1010 VLSI Audio Integration -- 2
I need a skilled embedded systems engineer to integrate the VS1010 for audio playback and recording in an embedded system. The VS1010 should specifically suppor...
Read moreSimple PCB Design with EasyEDA/KiCad
I need a schematic captured for a simple (1-2 layers) PCB design. The preferred software is EasyEDA or KiCad. Ideal Skills and Experience: - Proficiency in Easy...
Read moreESP32-S3 RS485 Board Fork
I already have an EasyEDA project for a compact ESP32-S3 board that currently hosts a CAN transceiver. I now need a clean fork that swaps the CAN interface for...
Read moreDual Pump Control PCB Design
The system I’m building must drive two stepper-based peristaltic pumps independently at variable speeds, open and close a bank of solenoid valves, and exchange...
Read moreAudio Amplifier IC Replacement
The power amp on my audio system recently failed and the root cause has been narrowed down to several faulty ICs on the main board. I already have the schematic...
Read moreCompact Dual-Band Sensor PCB Layout
My company is building a wearable-PCB that is very small (32 mm x 20 mm), needing cellular and GNSS antenna traces and clean high-speed digital routing. Our sch...
Read moreFM Transmitter Wattage Upgrade
I need assistance in changing my FM frequency to a stronger wattage for increased range. I'm currently using a commercial FM transmitter with less than 100 watt...
Read moreDual-Board Power & Distribution Design
Board Dimensions: Both boards must have the exact same footprint Mounting: 4x M3 mounting holes in the corners, aligned perfectly between both boards for stacki...
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