Electronics

I’m building PartPilot, an AI-powered component intelligence tool for hardware engineers. The product is now live with real distributor data at buildingsuit.com/BOM. I’m looking for experienced PCB designers... (Budget: $10 - $30 USD, Jobs: Arduino, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Product Development, Prototyping)

I need a wrist-worn health tracker built specifically for strength training. The core feature is automatic detection and counting of each rep, set and the exact weight lifted for every exercise I perform... (Budget: ₹12500 - ₹37500 INR, Jobs: Bluetooth, Data Visualization, Electrical Engineering, Electronics, Embedded Systems, Prototyping)

This project involves designing a robust, production-ready PCB integrating an ESP32 module with a wide input power range of 5V to 60V and a single-cell LiFePO₄ battery-based UPS system, intended for reliable operation in electrically noisy and vibration-prone environments... (Budget: ₹12500 - ₹37500 INR, Jobs: Antenna Design, Circuit Design, Debugging, Electrical Engineering, Electronics, Embedded Systems, Microcontroller, PCB Layout, Prototyping)

I have a finished, four-layer ESP32 board layout that is almost ready for fabrication, but before I release the Gerbers I want a fresh set of expert eyes on it. The priority is to confirm that every electrical... (Budget: ₹600 - ₹900 INR, Jobs: Circuit Design, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Report Writing, Technical Documentation, Thermal Analysis)

I'm seeking an expert in optical design to develop a high-resolution imaging system. Key Requirements: - Primary application is an imaging system - Design should focus on high resolution Ideal Skills... (Budget: ₹600 - ₹1500 INR, Jobs: Electrical Engineering, Electronics, Engineering, Image Processing, Matlab and Mathematica, Optical Engineering, Research and Development, Technical Documentation, Zemax)

The board is essentially a compact "brain board" — an ESP32-WROOM-32 module with integrated power management, USB-C for charging and programming, and two 4-pin male headers that external modules plug into: one for a 1.3" SH1106 I2C OLED display and one for a MAX30102 PPG sensor breakout... (Budget: ₹600 - ₹1500 INR, Jobs: 3D Rendering, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, I2C, Microcontroller, PCB Layout, Prototyping, Signal Processing)

I have an electronic speed controller (ESC) that must be function-tested here in Shenzhen. The goal is straightforward: power it up, run it through a complete start-to-shutdown sequence, and confirm that it simply “works” in practical use without throwing errors or shutting down unexpectedly... (Budget: $25 - $50 USD, Jobs: Chinese Tutoring, Circuit Design, Drones, Electrical Engineering, Electronics, Embedded Systems, Local Job, Motor Control, Prototyping, Robotics, Simplified Chinese Translator)

I'm seeking an experienced FPGA developer who can assist with design and development, specifically in HDL coding, using both VHDL and Verilog. Ideal Skills and Experience: - Proficiency in both VHDL... (Budget: ₹100 - ₹400 INR, Jobs: Circuit Design, Digital Design, Digital Electronics, Electrical Engineering, Electronics, Embedded Systems, FPGA, Verilog / VHDL)

I’m developing a simple, rugged communication setup made of two parts: a master tablet and multiple wrist-worn receivers. The tablet must house a 5" × 8" screen in a water-resistant, shockproof and dustproof enclosure... (Budget: $10000 - $20000 USD, Jobs: 3D Design, 3D Printing, Arduino, CAD/CAM, Electronics, Embedded Systems, Mechanical Engineering, Microcontroller, Product Design, Prototyping)

I have six IVL2-7/5 VFD tubes that I want to use as the display for a portable clock (like the watches in the photos), with built-in stopwatch and countdown timer modes. I do not yet have a board layout,... (Budget: $30 - $250 USD, Jobs: Circuit Design, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Signal Processing, Soldering, STM32)

I want an eye-catching electric whip built specifically for entertainment settings. Think of something that can wow an audience at a club night, cosplay convention, or private show while remaining safe and reliable for repeated use... (Budget: min $50 USD, Jobs: Documentation, Electrical Engineering, Electronics, Graphic Design, Product Design, Prototyping, Safety Consulting, Sound Effects)

I need an experienced MATLAB / Simulink engineer to turn a signal-filtering concept into a clean, fully functional Simulink model. The core objective is to design and validate a filter-based system, then make sure it runs smoothly without hidden bugs or simulation hiccups... (Budget: ₹600 - ₹1500 INR, Jobs: Digital Signal Processing, Electrical Engineering, Electronics, Engineering, Matlab and Mathematica, Signal Processing, Simulation)

Project Overview We are planning to develop a regenerative battery testing system based on the architecture of an industrial multi-channel tester (model: SKXD-5V3A-512CH or equivalent). The goal is to... (Budget: $250 - $750 USD, Jobs: Electrical Engineering, Electronic Design, Electronics)

I have already drawn the exact board outline in AutoCAD and will share the DXF as soon as we begin. Your task is to turn that shape into a one-layer PCB that carries sixteen tactile push-buttons used purely for user input... (Budget: €8 - €30 EUR, Jobs: AutoCAD, CAD/CAM, Circuit Design, Electronics, PCB Layout, Prototyping)

Hi, I need help designing a precision strain gauge amplifier PCB for a pedal force sensor (PFS) project. Please read the requirements carefully. Project Overview Application: Pedal force measurement... (Budget: ₹600 - ₹1500 INR, Jobs: Analog Electronics, Electronics, Embedded Systems, Microcontroller, PCB Layout, Prototyping)

I need an experienced electronics and software engineer to develop an ESP32-based industrial controller PCB and complete a Python-based automotive ECU programming tool. The hardware task includes designing... (Budget: $10 - $30 USD, Jobs: Automotive, Bill of Materials (BOM) Analysis, Circuit Design, Digital Design, Electrical Engineering, Electronics, Embedded Systems, Microcontroller, PCB Design and Layout, Prototyping)

I'm seeking a skilled PCB designer to create a compact PCB for a simple electronic device. The device will utilize an ESP32 for wireless communication via ESP-NOW, include a TP4056 charging module, and a TPS61023 booster module... (Budget: $30 - $250 USD, Jobs: Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Product Design, Prototyping, Signal Processing, Simulation)

Microcontroller • ESP32 module (e.g., ESP32-WROOM-32) Network • Ethernet / LAN • Suitable Ethernet controller (e.g., W5500 or equivalent) • RJ45 connector Power supply • Input voltage 24 V DC • Internal... (Budget: $10 - $30 USD, Jobs: Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Microcontroller, PCB Layout, Signal Processing, Technical Documentation)

I already have the full set of design files for this board and only need the layout adjusted. The schematic stays as-is; the job is strictly about updating the PCB layer so the board is production-ready again... (Budget: $14 - $30 NZD, Jobs: Circuit Board Layout, Circuit Design, Electrical Engineering, Electronics, PCB Layout)

I’m the founder of PartPilot, a tool that automates BOM validation for hardware engineers. Right now engineers spend hours manually checking component availability, lifecycle status, and alternates across DigiKey, Mouser, and LCSC... (Budget: ₹750 - ₹1250 INR, Jobs: Arduino, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Product Development, Prototyping)