Electronics

I have an industrial-grade product moving from concept into full hardware design, and I want an embedded hardware architect who can also drive a robust multi-layer PCB layout. The work is centred on designing... (Budget: ₹12500 - ₹37500 INR, Jobs: CAD/CAM, Circuit Design, Electronics, Embedded Systems, Manufacturing, PCB Design and Layout, PCB Layout)

# NFC Design Requirements ## 1. Basic Requirements * **NFC Frequency:** 13.56 MHz * **NFC IC Supply:** 3.3 V * **NFC IC:** NXP NFC IC * **Host MCU:** ESP32 / selected MCU * **Communication:** I²C * **Antenna:**... (Budget: ₹750 - ₹1250 INR, Jobs: Antenna Design, Circuit Design, Design Optimization, Electrical Engineering, Electronics, Embedded Systems, Firmware Development, Microcontroller, PCB Layout, Signal Processing)

Project description: I'm building a handheld IR thermometer and need a compact PCB designed from a working schematic/netlist I already have. The prototype works on breadboard; I need a manufacturable SMD board... (Budget: ₹1500 - ₹12500 INR, Jobs: Circuit Design, Electrical Engineering, Electronics, Embedded Systems, I2C, Microcontroller, PCB Layout, Prototyping)

Please note that below task is only available to local Germans and long-term German residents. I need help tracking down reliable, fairly-priced, second-hand test and measurement instruments here in Germany... (Budget: $10 - $30 USD, Jobs: Customer Support, Data Collection, Electrical Engineering, Electronics, German Translator, Market Research, Sourcing, Supplier Sourcing)

I’m building a compact IoT board that can collect sensor data, push it wirelessly to the cloud, and drive simple actuators—all on one reliable PCB. At the heart of the design I need a low-power microcontroller... (Budget: ₹1500 - ₹12500 INR, Jobs: Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Firmware Development, PCB Layout, Sensor Integration, Signal Processing)

The shocker-testing machine on my line already has a full SCADA package in place, yet it keeps dropping communication with its PLC, attached sensors, and actuators. The HMI screens load fine, but tags freeze, commands fail to reach the field devices, and alarms flood the log... (Budget: ₹1500 - ₹12500 INR, Jobs: Electrical Engineering, Electronics, Microcontroller, PLC, PLC & SCADA, Sensor Integration, Software Testing, Technical Documentation, Troubleshooting, Wireless)

I have complete CAD drawings for a small tabletop dryer that combines a basic airflow system, a low-temperature heating element, and a simple timer circuit. The goal is to prove the concept, not to create... (Budget: $30 - $250 USD, Jobs: Assembly, CAD / SolidWorks, CAD/CAM, Electrical Engineering, Electronics, Product Design, Prototyping, Solidworks)

I’m looking for a reliable dispatcher who can take full ownership of the day-to-day flow in our HVAC company. Your core responsibility is to keep our techs productive and our customers happy by working inside Housecall Pro all day... (Budget: $250 - $750 USD, Jobs: Android, Appointment Setting, Customer Service, Electrical Engineering, Electronics, HVAC, Mobile App Development, Technical Support)

I'm looking for an experienced technician/handyman/engineer to install wiring for a control box and assemble aluminium profile at my workshop. Requirements: - New installation of wiring - Experience... (Budget: $10 - $20 SGD, Jobs: Assembly, Electronics, Engineering, Installation)

I’ve built a working prototype around an Arduino Uno and have the code written in the standard Arduino programming language. What I lack is confidence: every time I want to tweak the sketch or track down... (Budget: $10 - $30 USD, Jobs: Arduino, C Programming, Debugging, Electronics, Embedded Systems, Microcontroller, Software Development, TeamViewer)

I’m building a small, self-contained LED setup that doesn’t just blink for show—it should read the surrounding environment and translate that data into a clear visual output. The core idea is simple: onboard... (Budget: $250 - $750 USD, Jobs: Arduino, Electrical Engineering, Electronics, Environmental Engineering, Microcontroller, Sensor Fusion)

I need standard templates for an Access Control security system. These templates should include specific parts and detailed diagrams. Requirements: - Wiring Diagrams: Detailed wiring with labels -... (Budget: $1500 - $3000 CAD, Jobs: Circuit Design, Electrical Engineering, Electronics, Engineering, Engineering Drawing, PCB Layout, Schematics)

Design and implement an offline tabular Q-learning (Q-table) controller in MATLAB/Simulink for a hybrid PV–battery system feeding a buck converter. The controller should accurately regulate the converter’s output voltage under varying irradiance, load, and battery SOC... (Budget: $50 - $100 USD, Jobs: Electrical Engineering, Electronics, Engineering, Matlab and Mathematica, Verilog / VHDL)

I am putting together a compact robotic arm that will live on a benchtop and repeatedly toggle small mechanical switches at set intervals. Every actuation has to be reliable and repeatable, so the positioning accuracy must sit in the high-precision range (fractions of a millimetre, minimal backlash)... (Budget: $15 - $25 USD, Jobs: Arduino, CAD / SolidWorks, Electrical Engineering, Electronics, Mechanical Engineering, Mechatronics, Microcontroller, Motor Control, Product Design, Robotics)

I need an experienced ASNT certified professional to carry out Ultrasonic Testing (UT) on metal materials. The primary purpose of this inspection is to detect flaws or defects. Key requirements: - ASNT... (Budget: min $50 USD, Jobs: Electrical Engineering, Electronics, English (US) Translator, Industrial Engineering, Mechanical Engineering, Process Engineering, Structural Engineering, Testing / QA)

I want a self-contained GPS tracker that snaps magnetically onto a car’s chassis and keeps reporting its real-time location without relying on any phone app or cloud dashboard. All positioning data should... (Budget: ₹1500 - ₹12500 INR, Jobs: Arduino, Electronics, Embedded Systems, Firmware Development, GPS, Mobile App Development, PCB Layout, Prototyping)

I need an experienced EPLAN engineer to develop a full set of electrical documentation for an automotive application. The work is centred on creating accurate, well-structured electrical schematics in EPLAN Electric P8 that align with common automotive standards and my in-house conventions... (Budget: ₹1500 - ₹12500 INR, Jobs: Automotive Engineering, CAD/CAM, Documentation, Electrical Engineering, Electronics, PCB Layout, Project Management, Technical Documentation)

My current automotive control-panel drawings sit in an older release of EPLAN and no longer reflect the hardware now being installed on the line. I need the entire electrical project converted and re-designed in EPLAN P8 so the documentation matches reality and supports future expansions... (Budget: ₹1500 - ₹12500 INR, Jobs: AutoCAD, Automotive Engineering, CAD/CAM, Change Management, Electrical Engineering, Electronics, Project Management, Technical Documentation)

I need a fresh Quartus build of the open-source USRP1 FPGA code at https://github.com/robincoxe/usrp1_openbts. I have added a roughly 100-line Verilog patch generated by AI for minor adjustments to improve performance... (Budget: $30 - $250 USD, Jobs: Circuit Design, Digital Design, Electrical Engineering, Electronics, Embedded Systems, FPGA, FPGA Development, Microcontroller, Signal Processing, Verilog / VHDL)

I’m ready to pair an ECOFLOW Delta Ultra Pro Ultra Whole Home (12 KWH solution) and Smart Home Panel 2 with the solar panels already on my roof, so that I have reliable backup power whenever the grid goes down... (Budget: $1500 - $3000 USD, Jobs: Circuit Design, Electrical Engineering, Electronics, Energy Auditing, Home Automation, Local Job, PCB Layout, Renewable Energy Design, Solar Panel Installation)