Electronics

I'm looking for a skilled designer to create and construct an innovative prototype for a magnetic dog lead and arrange shipment. Key requirements: - 100% sand proof and will not jam ever! - Main purpose is to showcase an innovative design... (Budget: $30 - $250 AUD, Jobs: 3D CAD, 3D Modelling, 3D Printing, 3D Rendering, Electronics, Manufacturing Design, Mechanical Design, PCB Layout, Product Design, Prototyping)

I run a production site equipped with three-phase motors, PLC-controlled panels, variable-speed drives and high-power distribution boards. To keep everything operating safely and with minimal downtime,... (Budget: $25 - $50 USD, Jobs: Documentation, Electrical Engineering, Electronics, Engineering, PCB Layout, PLC)

My vehicle’s diesel engine refuses to start reliably, and I need an experienced automotive mechanic who specialises in diesel‐engine repair to diagnose and fix the issue. Here’s what I know so far: • The main goal is full engine repair, not just a quick tune-up... (Budget: min $50 USD, Jobs: Automotive, Automotive Engineering, Circuit Design, Electrical Engineering, Electronics, Mechanical Engineering, Microcontroller, Performance Tuning)

I am looking for a 3D designer with strong Fusion 360 experience to design a professional enclosure for a custom IoT PCB. I already have reference images for the style and general idea of the enclosure... (Budget: $250 - $750 USD, Jobs: 3D CAD, 3D Design, 3D Modelling, 3D Rendering, CAD/CAM, Electronics, Fusion 360, Mechanical Design, Product Design, Prototyping)

I am looking for an experienced PCB designer/electronics engineer to design a custom PCB. The board must include: ESP32-S3 chip-based design SHT45 temperature and humidity sensor Relay circuit integrated... (Budget: $250 - $750 USD, Jobs: Arduino, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Microcontroller, PCB Layout, Prototyping)

Animatronisches Doppel-Augen-Modul (ESP32-S3, 2x GC9A01 240x240 SPI Displays, Arduino_GFX_Library). Lief 6 Monate einwandfrei, seit einer Firmware-Änderung funktionieren beide Displays nicht mehr zusammen — reproduzierbar auf 10 verschiedenen, auch jungfräulichen (nie geflashten) ESP32-S3 Boards... (Budget: €250 - €750 EUR, Jobs: Arduino, C Programming, Circuit Design, Digital Electronics, Electronics, Embedded Systems, Microcontroller, Software Development)

We are a B2B company building AI-powered cameras for the retail market, and we're looking for an experienced hardware engineer to design a custom, battery-powered AI camera mainboard. The board is built... (Budget: €3000 - €5000 EUR, Jobs: Audio Engineering, Electrical Engineering, Electronics, Embedded Systems, PCB Design and Layout, PCB Layout, Product Design, Prototyping, Security Camera, STM32)

I'm building a fleet of autonomous, solar-powered IoT nodes that track air temperature, humidity, and soil moisture, then relay the readings through a self-organising LoRa mesh to a single internet-connected gateway... (Budget: $30 - $250 USD, Jobs: Circuit Design, Electrical Engineering, Electronics, Embedded Systems, LoRa, PCB Layout)

I'm seeking an experienced PCB designer to create a multi-layer PCB for a consumer electronics radio device. The PCB must include a microcontroller, wireless module, and power supply components. Requirements:... (Budget: €3000 - €5000 EUR, Jobs: Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Microcontroller, PCB Layout, Power Supply, Prototyping)

I’m ready to move an existing set of schematics for an industrial-grade board into a fully-routed, production-ready multi-layer PCB in Altium Designer. The logic is verified; what I need now is a skilled... (Budget: ₹750 - ₹1250 INR, Jobs: Altium Designer, Circuit Design, DFM (Design for Manufacturing), Electronics, PCB Layout)

I want to build a pocket-sized fitness sensor that I can stick onto any wall—wood or metal—and have it automatically count push-ups or pull-ups, then send those numbers to my phone so they’re stored in an app... (Budget: $250 - $750 USD, Jobs: 3D Printing, Electronics, Embedded Systems, Microcontroller, PCB Layout, Product Design, Prototyping, Soldering)

I am building a network of STM32-based boards that will cooperate as a single, industrial-grade automation platform. The stack must handle real-time sensor acquisition, deterministic control loops, secure cloud connectivity, and reliable board-to-board communication inside a factory environment... (Budget: $250 - $750 USD, Jobs: Altium Designer, Arduino, Electrical Engineering, Electronics, Embedded Systems, Microcontroller, PCB Layout, PLC & SCADA, STM32, VSCode)

I'm looking for a skilled designer to create a wireless keyboard for general office use. The keyboard should be compatible with Windows, MacOS, and Linux operating systems, and feature a QWERTY key layout... (Budget: ₹12500 - ₹37500 INR, Jobs: Electronics, Industrial Design, Mechanical Design, Microcontroller, Product Design, Prototyping, Wireless)

I have a single Cisco Aironet AIR-AP1832I-D-K9 that is still running in lightweight CAPWAP mode on firmware 8.5.120.0. The goal is to re-image it to Mobility Express so it can operate as a standalone controller, then create one office-ready SSID secured with WPA3... (Budget: ₹600 - ₹1500 INR, Jobs: Cisco, Electronics, Network Administration, Network Security, PCB Layout, Technical Support, Troubleshooting, Wireless)

Embedded Systems Engineer (ESP32 + IoT + Hardware Prototype) for Smart Food Dispenser I'm building a smart automatic food dispensing system for a Quick Service Restaurant (QSR) brand called Arre Foods... (Budget: ₹600 - ₹1500 INR, Jobs: Electrical Engineering, Electronics, Embedded Systems, Mobile App Development, PCB Layout, Product Design, Troubleshooting)

I need a skilled programmer to create an HMI and PLC program for a Mitsubishi system. The setup includes 100 digital inputs, 100 digital outputs, and 15 analog inputs. The primary goal is monitoring and control, with data types as required... (Budget: ₹12500 - ₹37500 INR, Jobs: Automation, Electrical Engineering, Electronics, Environmental Engineering, Microcontroller, PLC, PLC & SCADA, Programming)

My B&D Controll-a-Door Power Drive has begun to jerk and hesitate almost every time it heads upward. The stutter is most noticeable on opening, and you can clearly hear a sharp smacking-style clatter in the short video I can share... (Budget: $250 - $750 AUD, Jobs: Electric Repair, Electronics, Mechanical Engineering)

Part-Time PCB Designer & Prototype Fabricator — Low-Voltage Relay Control Boards (Ongoing) PCB Design · PCB Layout · Electronics · Circuit Design · KiCad · Altium Designer · Electronic Design · Microcontrollers · Prototyping We’re a small U.S... (Budget: $25 - $50 USD, Jobs: Altium Designer, Circuit Design, Electrical Engineering, Electronic Design, Electronics, Embedded Systems, PCB Layout, Prototype Design, Prototyping, Signal Processing)

I need a set of original, build-from-scratch ANY SIMPLE SENSOR OR INSTRUMENTATION-system concepts that can realistically be deployed in a mining process plant for ongoing monitoring duties. Rather than... (Budget: $30 - $250 USD, Jobs: Arduino, Electrical Engineering, Electronics, Instrumentation, PCB Layout, PLC, Product Design, Raspberry Pi)

I have a block-level design that now needs to move through the physical flow. The immediate milestones are clear: create an efficient floorplan, push the design through detailed and global routing, and close out with verification... (Budget: ₹12500 - ₹37500 INR, Jobs: Electrical Engineering, Electronics, Engineering, Very-large-scale integration (VLSI))