Hire the best freelance power electronics expert designers for your company

Electrical Engineering Professional with over 3 decades of experience in the System-Level Architecture and Design of Radio Frequency (RF / Microwave / mmWave), Power Conversion (Linear and SMPS), Anal... Read more

Electrical Engineering Professional with over 3 decades of experience in the System-Level Architecture and Design of Radio Frequency (RF / Microwave / mmWave), Power Conversion (Linear and SMPS), Analog Mixed-Signal, Quantization and Linearization, Phase Lock Loops (PLLs) and Servo Control Systems, Motion-Control (Robotics), Digital Logic (FPGAs) and State Machines, Embedded (MCU, CPU, GPU, DSP, SoC), Electro-Magnetics (EMC), Electro-Optical (Video delivery, Displays, High Resolution Visible / IR / UV Cameras), and Electro-Mechanical disciplines for Space, Aerospace, Military, Defense, Aviation (Avionics), Medical, Marine, Automotive, Locomotive, Transportation, Industrial, Consumer, Wearables, Commercial, High Performance Computing, Data Communications, LAN/SAN/WAN, Telecommunication, Wireless Charging & IoT Sensors, Radio, Broadcast, and Motion Picture industries

what people say about me: "Ruurd is next to a creative engineer a good communicator with new ideas and creative solutions. " I enjoy learning a lot about a topic and using it in the real world. In th... Read more

what people say about me: "Ruurd is next to a creative engineer a good communicator with new ideas and creative solutions. " I enjoy learning a lot about a topic and using it in the real world. In the last years I'm focused on sustable engineering. Wind turbines, solar propulsion and energy storage are my mean interests. Data collection and analysing is due to my practical know how a specialization.

Hardware Design Engineer specializing in High-Speed Digital, Power Electronics, and complex PCB layouts (up to 6-layer HDI). Proven ability to architect commercial-grade systems from schematic capture... Read more

Hardware Design Engineer specializing in High-Speed Digital, Power Electronics, and complex PCB layouts (up to 6-layer HDI). Proven ability to architect commercial-grade systems from schematic capture to routing of impedance-controlled buses (PCIe, USB 3.0, Gigabit Ethernet). Adept at component-level hardware diagnostics, board bring-up, and SMD rework.

Robotics expert and independent electronics engineer with over 10 years of experience in programming for different hardware including microcontrollers, FPGAs, SoCs, SDRs and in different languages (C,... Read more

Robotics expert and independent electronics engineer with over 10 years of experience in programming for different hardware including microcontrollers, FPGAs, SoCs, SDRs and in different languages (C, C++, Python, LabVIEW, Matlab, etc.). Extensive hands-on experience with hardware development and testing from prototypes to production units. Always up to date with the latest technologies like generative AI, swarm robotics, next generation wireless communication. Involved in open-source research and talent development.

I am a professional Electronics Engineer specializing in power electronics, high-voltage systems, and embedded hardware design. With a strong background in applied R&D and precision industrial manufac... Read more

I am a professional Electronics Engineer specializing in power electronics, high-voltage systems, and embedded hardware design. With a strong background in applied R&D and precision industrial manufacturing, I provide end-to-end electronic design services: from initial architecture and schematic capture to PCB layout, 3D mechanical integration, and DFM (Design for Manufacturing) optimization. Currently working with high-precision electrical measurement instruments in Canada, I bring a meticulous, lab-tested approach to every freelance project. I don't just route boards; I ensure they are reliable, safe, thermally optimized, and ready for production. Core Competencies & Services PCB & Hardware Design: Schematic capture and complex routing using KiCad, DipTrace, and Altium Designer workflows. Mechanical integration and enclosure planning using Autodesk Fusion 360. Power & High-Voltage Electronics: Design and simulation of resonant converter topologies, high-voltage pulse-power systems, and SiC switching stages. Custom magnetics and transformer design. Embedded Hardware & Board Bring-up: Designing robust schematics around STM32, ESP32, TI C2000 and TI SimpleLink architectures. I also write test firmware (C/C++) using STM32Cube, Code Composer Studio (CCS), and Arduino IDE for board bring-up. I can validate hardware functionality, verify communication buses (I2C, SPI, UART), and ensure stable power stages before handing the fully tested project over to your software team. Simulation & Diagnostics: Advanced circuit simulation (LTspice, ANSYS, FEMM) and comprehensive bench-level fault isolation for analog, digital, and mixed-signal boards. Whether you need a quick custom PCB breakout board, a complex high-voltage power supply, or rigorous fault diagnostics, I deliver high-quality, production-ready results. Note: I am permanently based in Ontario, Canada (EST) and dedicate my Fridays through Sundays exclusively to freelance and contract work, ensuring highly focused and uninterrupted progress on your projects.

I’m a dedicated PCB layout engineer with 7+ years of hands-on experience turning complex schematics into production-ready boards especially in power-hungry and noise-sensitive applications. High-effic... Read more

I’m a dedicated PCB layout engineer with 7+ years of hands-on experience turning complex schematics into production-ready boards especially in power-hungry and noise-sensitive applications. High-efficiency SMPS designs (buck/boost converters, GaN/SiC integrations) and mixed analog/digital circuits, like ADC/op-amp interfaces for sensors and IoT prototypes. I’ve routed dozens of boards where EMI control and thermal management aren’t just checkboxes—they’re what keeps your device reliable from prototype to pilot run.

10 years+ of experiences in electronics hardware/software area.

10 years+ of experiences in electronics hardware/software area.

Senior PCB Design Engineer with 5 years of experience specializing in complex multilayer board design for drone and robotic systems. Expert in Altium Designer and KiCad, I have a proven track record o... Read more

Senior PCB Design Engineer with 5 years of experience specializing in complex multilayer board design for drone and robotic systems. Expert in Altium Designer and KiCad, I have a proven track record of developing reliable, high-performance electronics, including a 150A Smart BMS and flight controllers for military UAVs. My end-to-end expertise covers schematic capture, layout, DFM, and functional testing to ensure first-pass success and manufacturability. I am skilled in designing for high-current power systems, analog sensor interfaces, and digital control boards.

Experienced Research&Development Electronics Engineer with a demonstrated history of working in the automotive industry. Skilled in Electronics, Analytical calculations approach, Hardware design (Alti... Read more

Experienced Research&Development Electronics Engineer with a demonstrated history of working in the automotive industry. Skilled in Electronics, Analytical calculations approach, Hardware design (Altium Designer), Simulations in LTSpice and Matlab. Strong engineering professional with a Ph.D. focused in Electrical Engineering (Power Electronics).

I help startups and companies develop reliable, production-ready electronic products, from architecture and schematic design to PCB layout, prototyping, and manufacturing support. My experience inclu... Read more

I help startups and companies develop reliable, production-ready electronic products, from architecture and schematic design to PCB layout, prototyping, and manufacturing support. My experience includes high-speed multilayer PCB design, mixed-signal systems, power electronics, BMS development, and embedded hardware for industrial and IoT applications. I have worked with interfaces such as DDR, Gigabit Ethernet, USB, and M.2 while applying signal integrity, power integrity, EMI, and manufacturability considerations throughout the design process. I focus on clear communication, manufacturable designs, and reducing prototype iterations to help clients move faster toward successful products.

I’m an Embedded Hardware Engineer with strong expertise in PCB design and embedded systems development. I design production-ready PCBs using Altium Designer and develop embedded software. Over the yea... Read more

I’m an Embedded Hardware Engineer with strong expertise in PCB design and embedded systems development. I design production-ready PCBs using Altium Designer and develop embedded software. Over the years, I’ve worked on projects such as: - 6-layer BLDC Motor Inverter PCB with CAN communication - Auto-Ranging Multimeter (hardware + firmware) - Custom Development Boards (ESP32-S3, TM4C123GXL, RP2040) My services cover PCB Design, Embedded Systems Programming (AVR, ARM Cortex-M, ESP32) I’m passionate about creating innovative and efficient hardware solutions that bring ideas to life.

A reliable electronics engineer and PCB designer with 15+ years of experience (trusted by clients worldwide) in PCB design, schematic capture, hardware development, and manufacturing support. I delive... Read more

A reliable electronics engineer and PCB designer with 15+ years of experience (trusted by clients worldwide) in PCB design, schematic capture, hardware development, and manufacturing support. I deliver production-ready designs that reduce risk, shorten development cycles, and work right the first time. My PCB designs are not only functional but manufacture able, testable, and scalable. With my 100% Job Success Score, I help clients turn ideas into robust, production-ready electronic products. My specialization is in circuit design, schematic capture, multilayer PCB layout, embedded systems, power electronics, RF and microwave circuits and analog circuits. I can do design reviews, hardware development, hardware debugging, reverse engineering, design optimization, troubleshooting and ensure your project is delivered with precision and attention to detail. ⭐ Core Expertise ⭐ ✅ Multilayer PCB designing ✅ PCB design with high speed interfaces, such as LVDS, HS-CAN, CAN FD, RS-422, RS-485, USB 3.0, FPGA high speed SerDes, PCIe, LVPECL, LPDDR4 clock, HDMI ✅ High power PCB design up to 4 layers, 3.2 KW, 320V output at 10A load current ✅ Design for Manufacturing (DFM) & Design for Assembly (DFA) using JLC PCB and PCB way services ✅ EMC / EMI aware PCB design practice using industry standards such as IPC-2221, IEC61188, DO-254 ✅ JLC PCB and LCSC parts selection, finding in-stock components, creating BOM with updated and available parts, finding alternate parts with similar technical specifications ✅ Generating Gerber files, NC Drill files, CPL files, BOM files for production, prototyping & mass manufacturing ✅ Schematic and PCB design review ✅ Circuit Designing, analog, digital, RF, microwave, embedded, high power circuit designing ✅ Circuit Simulation & Analysis ✅ Microcontroller Programming in C language ✅ Reverse engineering from given Gerber files, PCB images, BOM ✅ Problem solving, hardware development, troubleshooting, hardware debugging, design optimization for power, thermal, mechanicals constraints ⭐ PCB Design Software ⭐ ✅ Altium Designer v24 ✅ KICAD v9 ✅ DIP TRACE ✅ EasyEDA ⭐ Circuit Simulation Software ⭐ ✅ LTspice ✅ Proteus ✅ Multisim ✅ Keysight ADS ✅ Ansys HFSS ⭐ Programming ⭐ ✅ MPLAB X IDE ✅ C Language ✅ MATLAB SIMULINK ⭐ 3D Mechanical Design ⭐ ✅ SolidWorks ✅ PTC Creo ✅ Flow Therm ⭐ Power & analog circuit Projects ⭐ Power electronics, op-amp circuits, ADC/DAC interfaces, signal conditioning, piezo electric transducer driver, flyback converter, buck boost converter, laser diode driver, LED light driver, constant current and PWM control of LED lights, Switch Mode Power Supply (SMPS) design, linear power supply design, switching transformer magnetics design, AC load control using TRIAC, DC load control using SCR, H-Bridge driver for BLDC motor control using high power MOSFETS, gate driver circuit, multivibrator circuit using 555 timer, counter circuits, relay control, IGBT circuit for DC to AC inverter, bridge rectifier circuit for AC to DC converter ⭐ Industrial Projects ⭐ Temperature, humidity, weight, pressure sensors circuit design for instrumentation electronics, data logging, real time telemetry monitoring, signal conditioning circuit, feedback control circuits, robotics and actuator control, solenoid valve for flow control, PLC, DCS, SCADA for industrial automation, ⭐ RF Projects ⭐ X-Band and S-Band microwave RF power amplifier using GaN and GaAs devices, preamplifier, Directional coupler, band pass filter, Wilkinson divider, diplexer, microstrip transmission lines impedance matching, Low Noise Amplifier (LNA), mixer, microstrip patch antenna, electronic beam steering T/R modules, I/Q modulator, phased array circuits ⭐ Audio Projects ⭐ Audio Electronics: Amplifiers, filters, DSP-based audio processing, low-noise analog design, analog crossover network, equalizer, stereo and mono dual channel amplifier, phono preamplifier, hydrophone amplifier, MEMS based microphone array design, electret microphone amplifier, CODEC, RCA to XLR converter, phantom power supply, audio power amplifier for 8 and 4 ohm loud speakers, ⭐ Digital Electronics Projects ⭐ Digital logic circuits using discrete ICs, sequential circuit, NAND Flash memory circuit, mixed signal circuit using RF transceiver blocks with SMA connectors, FMC HPC connectors, high speed signaling with FPGA Actel, Xilinx, DSP controller from microchip, microcontrollers from Silabs, PIC, ATMEL C8051, ATMEGA, TMS320F28335, ESP32-C5, ESP32-S3, STM32, RPI, ARDUINO ⭐ Why Clients Choose Me ⭐ ✅ End-to-End Capability — from concept → schematic → PCB → firmware → prototype. ✅ High-Speed PCB Specialist —Impedance controlled routing and EMC/EMI aware designs ✅ Strong Communication — clear documentation, regular updates, and fast responses. ✅ Proven Track Record — 15+ years of hands-on design experience. ✅ Client Satisfaction — long-term ▒▒▒▒▒▒ client relationships, repeat contracts, and 5⭐⭐⭐⭐⭐ feedback

I am an Electronics Engineer specializing in Embedded Systems, PCB Design, Firmware Development, FPGA Design, and MATLAB/Simulink. I help startups, companies, and researchers transform ideas into reli... Read more

I am an Electronics Engineer specializing in Embedded Systems, PCB Design, Firmware Development, FPGA Design, and MATLAB/Simulink. I help startups, companies, and researchers transform ideas into reliable electronic products from concept to production. My expertise includes schematic design, multilayer PCB layout, embedded firmware development, circuit simulation, IoT systems, sensor interfacing, and prototype development. I work with ESP32, STM32, Arduino, AVR, FPGA (Verilog/VHDL), MATLAB, KiCad, Altium Designer, EasyEDA, Proteus, and Multisim. I can assist with: • PCB Design & Layout • Schematic Design • Embedded C Programming • ESP32 & STM32 Firmware • FPGA Development • MATLAB & Simulink • Circuit Simulation • IoT Product Development • Hardware Debugging • Prototype Development I focus on delivering production-ready designs with clear communication, attention to detail, and reliable technical support throughout every project.

I deliver complete electronic products — from schematic and PCB design through firmware development and cloud integration. With 7 years of experience in industrial embedded systems, I have delivered p... Read more

I deliver complete electronic products — from schematic and PCB design through firmware development and cloud integration. With 7 years of experience in industrial embedded systems, I have delivered production-ready hardware for IoT monitoring, motor and machine control, EV instrumentation, and protocol conversion applications, using Altium Designer for PCB layout and Embedded C/C++ on STM32 and ESP32 platforms. What I bring to your project: End-to-end delivery: schematic design → PCB layout → firmware development → testing → production-ready Gerber files Real-time firmware development (FreeRTOS) and industrial communication protocols (CAN, RS485, MQTT, I2C, SPI) IoT and cloud integration (AWS IoT, OTA updates) for connected product requirements Power electronics design, including DC-DC and AC-DC converters Clear communication and reliable delivery timelines — currently leading embedded controller development at a major industrial equipment manufacture

I am an Industrial Electronics Engineer with over 10 years of experience in demanding sectors such as ticketing and embedded systems, low voltage metering, and port equipment in ATEX/IECEx environment... Read more

I am an Industrial Electronics Engineer with over 10 years of experience in demanding sectors such as ticketing and embedded systems, low voltage metering, and port equipment in ATEX/IECEx environments. I specialize in: - Design and sizing of electrical panels, automation, and complete solutions for machines and equipment. - Certifications, laboratory testing, and compliance with international standards. - Technical project management and leadership of multidisciplinary teams. Practical expertise with standards and certifications: - CE Marking & EU Directives: EMC 2014/30/EU, RED 2014/53/EU, LVD 2014/35/EU, MD 2006/42/EC. - International Standards: ISO 13849 / IEC 61508 (functional safety), IEC 61010 / IEC 62368-1 (electrical safety & IT equipment), IEC 60079 (explosive atmospheres). - European Standards (UNE-EN): UNE-EN 60204-1 (safety of machinery – electrical equipment). Beyond the technical scope, I bring proactivity, adaptability, and resilience under pressure. I am recognized for my strong communication skills, ability to collaborate effectively, and proven experience in team leadership, ensuring projects are well-organized, high-quality, and delivered on time.

I am an Electronics Hardware Design Engineer with experience in PCB Design, Power Electronics, Embedded Systems, and Product Development. I have worked on real-world hardware projects, designing relia... Read more

I am an Electronics Hardware Design Engineer with experience in PCB Design, Power Electronics, Embedded Systems, and Product Development. I have worked on real-world hardware projects, designing reliable and manufacturable PCBs from concept to prototype. I focus on delivering high-quality designs with attention to performance, manufacturability, and timely project completion. Whether it's a new product or improving an existing design, I'm committed to providing practical and dependable engineering solutions. Core Skills : - PCB Design & Layout (Altium Designer, KiCad) - Power Electronics (SMPS, DC-DC Converters, Battery Chargers, Inverters) - Embedded Systems (STM32, ESP32, Arduino) - Schematic Review & PCB Design Optimization - EMI/EMC Aware PCB Layout - Design for Manufacturing (DFM), Design for Assembly (DFA) - Prototype Assembly, Testing & Debugging - Gerber Generation & Manufacturing Support

I focus on reliable electronics design, taking projects from initial ideas and discussions to working, production-ready hardware — not just drawings on paper. I work mainly with startups and small co... Read more

I focus on reliable electronics design, taking projects from initial ideas and discussions to working, production-ready hardware — not just drawings on paper. I work mainly with startups and small companies, taking ownership of circuit design, PCB layout, and manufacturing readiness, with debugging and bring-up in mind from day one.

Thank you for visiting my profile. I'm Engr. Muhammad Uzair, a hardware and firmware engineer with 6+ years of experience delivering production-ready electronic solutions. I specialize in: - Multil... Read more

Thank you for visiting my profile. I'm Engr. Muhammad Uzair, a hardware and firmware engineer with 6+ years of experience delivering production-ready electronic solutions. I specialize in: - Multilayer PCB design (up to 8 layers) — signal integrity, RF, IoT, and power electronics - Power electronics design — DC-DC and AC-DC conversion circuits - Firmware development for STM32, dsPIC, ESP32/ESP8266 with UART, SPI, I2C, CAN, USB, and MODBUS - RF circuit design — filters, antenna tuning, and wireless systems From schematic capture to Gerber files and working prototype — I manage the full design cycle with precision and on-time delivery. Let's bring your ideas to life!

Experienced Draughtsman & CAD Technician with a background delivering high-precision technical drawings across MEP systems, architectural layouts, civil engineering, and topographic surveying.

Experienced Draughtsman & CAD Technician with a background delivering high-precision technical drawings across MEP systems, architectural layouts, civil engineering, and topographic surveying.

Conceptual Design Cast design Injection molding Sheet metal design 3D printing Creo Parametric 16years Autodesk Inventor 2 years OnShape

Conceptual Design Cast design Injection molding Sheet metal design 3D printing Creo Parametric 16years Autodesk Inventor 2 years OnShape

I’m an Electrical Engineer specialized in hardware design and power electronics, with hands-on experience developing practical, high-efficiency, and scalable electronic systems. From smart IoT securit... Read more

I’m an Electrical Engineer specialized in hardware design and power electronics, with hands-on experience developing practical, high-efficiency, and scalable electronic systems. From smart IoT security systems to high-power EV charging circuits, I design and implement solutions tailored to real-world needs. ✅ What I Offer: Custom PCB design (including multi-layer, high-current, low-noise, and compact boards) Power supply circuits (Flyback, Buck, Boost converters, up to 3.7kW systems) Embedded system hardware for microcontrollers (ESP32, STM32, etc.) Reverse engineering and redesign of commercial hardware High-speed signal routing and antenna design (ongoing R&D) Circuit testing, debugging, and validation 🛠️ Highlight Projects: Wireless Security Detector: Designed an IoT-based motion detection system with USB and Wi-Fi data transfer, real-time clock, and temperature monitoring. 230V AC to 15V 1A Flyback Converter: Designed a compact, efficient converter with a 15W output—ideal for embedded and control systems. ESP32 Programming Board: Developed a custom board for streamlined programming and prototyping with the ESP32 chip. 15V Boost & 5V 5A Buck Converters: Designed high-efficiency DC-DC power converters for portable and high-load applications. EV Charger (3.7kW): Designed a high-power EV charging circuit using totem-pole PFC topology. Emergency Lighting Kit (Reverse Engineering): Successfully reverse-engineered and replicated a commercial backup lighting system. Street Light PCB: Designed and tested control and power PCB for LED-based street lighting systems. ⚡ Tools & Skills: Altium Designer, KiCAD, EasyEDA, Multisim Analog & digital circuit design EMI/EMC mitigation techniques Power electronics design principles High-speed layout design and RF/antenna integration If you're looking for a reliable hardware design expert to bring your ideas to life or to troubleshoot and optimize your existing system — let's connect. I’m ready to support your project from concept to tested, working hardware.

Self-contained developer capable of prototype-to-production delivery I offer an all-in-one engineering skillset covering the full hardware and firmware development cycle. I can design the schematic, i... Read more

Self-contained developer capable of prototype-to-production delivery I offer an all-in-one engineering skillset covering the full hardware and firmware development cycle. I can design the schematic, integrate RF and antenna systems, high-speed system, create optimized PCB layouts, and implement embedded firmware for chips such as the MCU, FPGA, DSP. This integrated approach ensures faster iteration, consistent system performance, and reduced coordination overhead between hardware and software teams.

Technically savvy, having more than 20 years of experience in Embedded Development, Circuit Designing, Electronics Development, Embedded Design, Electronics Design, DC to DC, DC to AC, AC to DC, AC to... Read more

Technically savvy, having more than 20 years of experience in Embedded Development, Circuit Designing, Electronics Development, Embedded Design, Electronics Design, DC to DC, DC to AC, AC to DC, AC to AC, SMPS, UPS, Inverter, Charger, SCR Power Regulator, SCR Switching, IGBT Driver, DC Drive Controller, AC Drive Controller, Power Systems, AHF Design, SVG Design, APFC Relay Design, Thyristor Switching Board, Three Phase UPS, Three Phase Inverter, Motor Control Boards, Motor Drives and Controllers, Microcontroller based products, SPI, I2C, Modbus, CAN, EV Chargers.

I have handson experience and design experience of power Elctronics components and pcb design experience . I have total 10years experience in this field.

I have handson experience and design experience of power Elctronics components and pcb design experience . I have total 10years experience in this field.