Compact Atmega32U4 LED Controller
I need a full EasyEDA project—schematic and routed PCB—for a tiny Atmega32U4 board that lets a computer drive a single external LED through a 3-pin XH-JST conne...
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Double-Layer Radio PCB Design
I need a double-layer PCB design for a consumer electronics radio project. Requirements: - Experience with double-layer PCB design - Knowledge in designing PCBs...
Read moreTherapeutic Inhalation Device Hardware Design
I need a complete electronic hardware solution for a therapeutic, drug-delivery device that administers medication via inhalation. The brief covers everything f...
Read moreConsumer Electronics PCB Schematic
I have a new consumer-electronics concept ready for its first hardware iteration and I need a clean, production-ready PCB schematic drawn up as fast as possible...
Read moreMechanical Smart Lock CAD Design
I already have the full electronics worked out for a rechargeable, time-based smart-key system; now I need the mechanical side brought to life and documented so...
Read moreBMW 3 Series Electronic Coding
I need an experienced professional to code electronic modules for my BMW 3 Series. My car wont start due to the new ECU and the cars immobilizer being blocked....
Read more2.4 GHz ELRS Module Design
I need a complete ExpressLRS-based 2.4 GHz solution designed from scratch, covering both the transmitter module and the matching receiver unit. This is a brand-...
Read moreDiseño PCB prototipo durable
Estoy desarrollando un proyecto personal y necesito el diseño de un PCB que me sirva como prototipo de prueba. El circuito debe combinar dos requisitos clave: a...
Read moreWaterproof Anchor Control PCB, Case and Waterproof external connectors
I need a compact, reliable PCB and a compact case design. The board contains an ESP32 that will run the anchor-control logic on my boat and live inside a fully...
Read moreMixed-Component PCB Assembly
I have a consumer-electronics board that combines both surface-mount and through-hole parts and now needs full turnkey assembly. I will supply the BOM, centroid...
Read moreESP32-C3 PCB with MOSFETs
I need a complete PCB design built around the ESP32-C3 and five onboard power MOSFETs. The board will sit inside a medium-sized, handheld consumer-electronics e...
Read moreAC-DC Dual-Rail PCB Design
I need a compact FR4 board that accepts a universal 85 – 265 VAC input and continuously supplies two regulated rails: 5 V DC and 12 V DC (each capable of up to...
Read moreDrawing DRC Real Estate Drawings -- 2
(Only available in France and DRC freelancer) I will issue a full drawing package—over 1000 m²—for a new development in the Republic of Congo. If you are a full...
Read moreDrawing DRC Real Estate Drawings
(Only available in France and DRC freelancer) I will issue a full drawing package—over 1000 m²—for a new development in the Republic of Congo. If you are a full...
Read moreESP32-nRF52840 Plugin PCB Design
I’m putting together a small prototype that teams an ESP32 Mini with an nRF52840 Nice!Nano, and I’d like a single, compact board to host them both. Key points •...
Read moreKiCad PCB Fix & Gerbers
I have a small KiCad board that is currently failing JLCPCB’s pre-check because of manufacturing constraints. What I need right now is a quick clean-up: shift o...
Read moreIndustrial Ethernet Environmental Monitoring Device (Modbus TCP/IP)
We are looking for an experienced embedded hardware developer/company to develop an OEM Environmental Monitoring Device for pharmaceutical clean rooms. Requirem...
Read moreCustom Extension Adapter for Removable Code Chip Slot
Refer to the detailed SoW: https://docs.google.com/document/d/1chIdVUxTUR1S519dkXf8SChGZWYn12gk1tAyaAoJ1XU/edit?usp=sharing We need a product/electronics-mechan...
Read moreMOSFET-Controlled NTC Bypass
I need a compact RC timing network that drives a MOSFET to short-out an NTC after start-up so the circuit acts as an inrush-current limiter only for the first f...
Read moreESP32 CNC Industrial-Grade Display Design
ESP32 CNC Display Unit — PCB Schematic, Layout, BOM & Aluminium Enclosure Design (Industrial IP54) Designing a Smart CNC Machine Display Unit for industrial sho...
Read moreHome Solar Panel Schematic Design
I need a detailed electronic schematic for a consumer-grade home appliance: a compact solar panel unit that will power and manage small household loads. The goa...
Read moreMedium Power Management PCB Prototype
Part-Time PCB Designer & Prototype Fabricator — Low-Voltage Relay Control Boards (Ongoing) PCB Design · PCB Layout · Electronics · Circuit Design · KiCad · Alti...
Read moreOutdoor Ultrasonic Vehicle Detection
I need assistance in developing electronic for an ultrasonic sensor system for indoor vehicle detection. This system will be used in an indoor environment to de...
Read moreFix PCB Trace Width Violations
PCBWay flagged my small breakout board for routing issues, specifically trace width that falls below their minimum. I need the board file cleaned up so every tr...
Read moreUltra-Compact PCB Downsizing
My current board is already under 4 sq inches, yet I still need to reclaim every possible millimetre of space. The single overriding goal is size reduction; cos...
Read morePrototype for patented Electronic Lock Mechanism - 24/06/2026 12:47 EDT
I have a narrated 3D animation of the device to share once a confidentiality agreement I send is signed and returned. The following will milestone list will inf...
Read moreSingle-Layer PCB Design for Radio
I'm looking for an experienced PCB designer to create a single-layer PCB for a consumer electronics radio device. The PCB should be medium-sized, with dimension...
Read moreSingle-Sided Sensor PCB Design
I’m building a small personal device that relies on several sensors, and I now need a single-sided PCB layout to tie everything together. The board only has to...
Read moreCustom Multi Layer PCB Layout
I need a seasoned PCB designer to turn my schematic into a reliable, production-ready multi-layer board for an industrial equipment project. The board is a cust...
Read moreCompact PCB Layout Design
I have a complete electronic schematic and need a PCB layout based on it. The project was prepared in Fusion Electronics, but the PCB may also be designed in Ea...
Read moreTimed LED Switching Circuit Design
I need a timed switching circuit that activates upon a successful payment signal from a card payment reader. This system should be capable of turning one LED li...
Read moreRancang PCB Double-Layer Kendali Perangkat
Saya membutuhkan bantuan untuk merancang sebuah PCB double-layer yang akan digunakan sebagai papan kendali perangkat. Secara garis besar, saya sudah memiliki ko...
Read moreKicad from gerbers
hello, we have a past designer that gave us as deliverabales the production files, gerbers, BOM, pick & place, etc. but now, we would like to create the project...
Read moreCustom RFID Sensing Hardware Development -- 2
RFID Hardware Product Development (NDA Required) We are looking for an experienced Hardware Engineer / RFID Specialist to design and develop a custom RFID-based...
Read more2026 Ready PCB Redesign
I have the full schematic for working legacy PCB. I need it redesigned and modernised into a new board using current components, while keeping the original boar...
Read moreNDA Required - EasyEDA PCB Design from Embedded Electronics Schematics
SKILLS:PCB Layout, EasyEDA, Electronics, Electrical Engineering, Embedded Systems, Circuit Design, Schematic Review, DFM, Gerber, BOM, Mixed-Signal Design DESCR...
Read moreCustom RFID Sensing Hardware Development
RFID Hardware Product Development (NDA Required) We are looking for an experienced Hardware Engineer / RFID Specialist to design and develop a custom RFID-based...
Read moreSmall PCB Modification: MOSFET, Components, Connectors
I have a compact PCB design that needs an edit. The existing power MOSFET footprint must be swapped for a new part number Addition of an inductor and capacito a...
Read moreModify Existing PCB Layout
I have a working printed-circuit board that now needs a round of updates. Once we start, I will share the current design files and a short change log; you will...
Read moreKiCad LED PCB update
I have an existing optical board designed in KiCad. I need to replace the muiled (SFH7016) with 3 discrete leds and move PDs aside to make place. • update the s...
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