Hire the best freelance Circuit Design 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

Thank you for visiting my profile. My name is Marko Aleksic, a dedicated electronic hardware and firmware engineer specializing in creating innovative and high-quality solutions for electronic product... Read more

Thank you for visiting my profile. My name is Marko Aleksic, a dedicated electronic hardware and firmware engineer specializing in creating innovative and high-quality solutions for electronic product development. I am passionate about transforming ideas into reality through meticulous design and development -Core Competencies: -PCB Design & Development: Expert in designing reliable, high-performance printed circuit boards (PCBs). Specialization in power supply circuits (DC-DC, AC-DC conversions) and multilayer designs for embedded systems. Proven track record in developing efficient LED driver circuits and RF PCB layouts. -Firmware Development: Extensive experience programming microcontrollers including STM32, DSPIC, ESP32 and ESP8266. Mastery of communication protocols such as UART, SPI, Ethernet, USB, CAN, and MODBUS for seamless integration. Proficient in implementing wireless technologies including Wi-Fi, Bluetooth, and ZigBee. -RF Design & Analysis: Strong capabilities in RF circuit design, antenna optimization, and simulation for applications like WiFi, Bluetooth, and RFID. Expertise in developing RF filters, splitters, transceivers, and power amplifiers tailored to specific application needs. I am committed to delivering cost-effective, high-quality solutions without compromising performance or deadlines. I welcome the opportunity to connect and discuss how I can contribute to your projects.

-----: About Us – NextGen IoT Lab:----- We are a multidisciplinary engineering and technology development team with a strong foundation in mechanical design, industrial CAD modeling, and IoT soluti... Read more

-----: About Us – NextGen IoT Lab:----- We are a multidisciplinary engineering and technology development team with a strong foundation in mechanical design, industrial CAD modeling, and IoT solutions. With nearly a decade of hands-on experience in mechanical and industrial design, combined with over 12 years of expertise in IoT and software development, we bring together a rare blend of skills that enable us to deliver end-to-end product design and development solutions. Mechanical Design Expertise: Our team has extensive experience in 3D modeling and industrial CAD design, leveraging advanced tools such as AutoCAD, Fusion 360, SolidWorks, and other CAD software. From concept to production, we create high-precision, manufacturing-ready designs tailored to client specifications. Our in-depth understanding of manufacturing design principles ensures that each model is both functional and optimized for real-world applications. IoT and Electronics Development: Over the years, we have successfully executed more than 250 projects, ranging from basic PCB designs to complex IoT and embedded systems. We specialize in: Electronics & PCB Design: Circuit design, PCB development, amplifiers, filters, analog/digital electronics. Embedded Systems & Firmware: Microcontroller-based solutions, Arduino, ESP32, LoRaWAN devices, and custom firmware development. Connectivity & Protocols: Wi-Fi, Bluetooth, BLE, RF, High-Speed RF (2.4 GHz), LoRa, LoRaWAN, TTN, Chirpstack, Node-RED, MQTT, HTTP, and webserver integration. Software Development Capabilities: Our proficiency extends beyond hardware into software engineering, enabling us to design and develop scalable applications, control systems, and dashboards. We are skilled in a wide range of programming languages and frameworks, including Python, C++, React, Node.js, Angular, and PHP. This versatility allows us to provide integrated hardware-software ecosystems for industries such as manufacturing, automation, energy, smart devices, and more. Our Commitment: As a TOP-RATED team with all 5-star reviews, we pride ourselves on delivering high-quality, reliable, and innovative solutions. By uniting mechanical engineering, electronics design, and software development, we provide our clients with a one-stop solution for product development—from initial concept and prototyping to final deployment. Our mission is to help businesses and innovators bring their ideas to life with precision, creativity, and technical excellence.

I’m a Mechatronic Engineer with 5+ years of experience in 3D design using Fusion 360 and Inventor. I specialize in design for manufacturing, 3D prototyping, and end-to-end product development. With ha... Read more

I’m a Mechatronic Engineer with 5+ years of experience in 3D design using Fusion 360 and Inventor. I specialize in design for manufacturing, 3D prototyping, and end-to-end product development. With hands-on experience from years of building functional parts for home and agricultural applications, I understand how to design for real-world use—especially in tough environments. I own and operate 3D printers for rapid prototyping and bring a strong background in electronics, including PCB and embedded system design. My solutions are always optimized for practical assembly, reliability, and cost-efficiency. My experience spans agricultural tools, mechanical assemblies, and consumer gadgets. I'm flexible, deadline-driven, and available for voice or video calls. Let’s turn your idea into a manufacturable reality.

A master’s graduate with First Class Honours in Advanced Mechanical Engineering from University of Leicester, United Kingdom. During my masters, I had a module based on CAD modelling using Solid Works... Read more

A master’s graduate with First Class Honours in Advanced Mechanical Engineering from University of Leicester, United Kingdom. During my masters, I had a module based on CAD modelling using Solid Works, where I had successfully submitted a CAD model of an spur gear. Also, had carried out stress analysis on the modelled part. This module has given me an overall proficiency of SolidWorks and capability to work on any task individually. At the same time, I have hands on experience with Matlab. I have successfully presented many Matlab simulated programs using various programming algorithms. For my masters project which was based on ‘Co-deposition of nickel-SiC using Pulse reverse plating techniques to produce nano composites’. Majority of the work was undertaken at the university which made me utilize all the resources and advanced technological equipment like scanning electron microscopy. After course completion, I have worked as a Teaching Assistant in the department of engineering. I have assisted in demonstrating mechanical oriented first year labs concerning flow measurements in pipes, and electrical oriented labs based on circuit design and analysis using P Spice. Also, assisted in second year labs helping students to learn about material selection in devices using CES Edupack software, as well as different engineering materials micro structural properties and processing. Furthermore, I have helped in for fourth year module involving conceptual design process for turbofan engines with improvements in aero engine design configurations. Throughout my educational & professional experiences, I have built a rigorous tendency to achieve the best possible results by approaching them with new innovative ideas.

10+ years 2D-3D Mechanical Design and Rendering, Multiphysics Simulations, Programming Language, Electronic PCB Layout, Acoustic solutions.

10+ years 2D-3D Mechanical Design and Rendering, Multiphysics Simulations, Programming Language, Electronic PCB Layout, Acoustic solutions.

Wiring Harness Design Consultant with 14+ years of experience in designing electrical distribution system schematics and harness drawings. I am also the Managing founder and Technical Lead of EDS Mast... Read more

Wiring Harness Design Consultant with 14+ years of experience in designing electrical distribution system schematics and harness drawings. I am also the Managing founder and Technical Lead of EDS Master, a consulting firm that provides electrical design engineering solutions for the automotive sector and heavy machinery industry. I leverage my expertise in electrical layouts, circuit design, and CAD engineering to deliver high-quality and cost-effective projects for clients across the globe.

I graduated Tampere University of technology in Berlin. And I've been working as an engineer for Great Ravin company in Cambodia since 2012.

I graduated Tampere University of technology in Berlin. And I've been working as an engineer for Great Ravin company in Cambodia since 2012.

Profile Summary: As a skilled and dedicated Electrical Engineer, I bring extensive experience in designing, modelling, developing, and optimizing electrical systems and solutions. My expertise spans... Read more

Profile Summary: As a skilled and dedicated Electrical Engineer, I bring extensive experience in designing, modelling, developing, and optimizing electrical systems and solutions. My expertise spans power distribution, control systems, and automation, with a strong focus on integrating cutting-edge technologies to drive efficiency and innovation. Key Strengths & Skills: Proficient in AutoCAD 3D Modelling, electrical schematics, and circuit design Expertise in Innovating new ideas, especially in the field of electrical engineering, power systems, energy efficiency, and renewable energy solutions Strong background in design and automation engineering Experience in project management, from concept to execution, ensuring timely and quality delivery Skilled in design execution, electrical testing, troubleshooting, and commissioning Accomplishments: Successfully led the design and implementation of a high-efficiency power distribution system for a large industrial plant, reducing energy consumption by 15%. Developed a control system automation for a manufacturing plant, improving productivity by 20%. Managed and delivered electrical infrastructure design and projects within budget and ahead of schedule. Education: Bachelor’s Degree in Electrical Engineering, [BNM Institute of technology ] Certification in Power Systems Design and Automation I’m committed to delivering innovative and reliable solutions that align with client objectives while ensuring safety and sustainability. Let's discuss how I can contribute to your next project!

R&D engineer with multidisciplinary skillsets: - 3+ years of CAD design and engineering simulation. - 3+ years of electronic circuit design and PCB assembly. - 3+ years of hardware assembly via 3D... Read more

R&D engineer with multidisciplinary skillsets: - 3+ years of CAD design and engineering simulation. - 3+ years of electronic circuit design and PCB assembly. - 3+ years of hardware assembly via 3D printing techniques. - 3+ years of firmware and microcontroller programming. - 3+ years of scientific research in the field of Bioengineering.

My greatest value is time and greatest reward is a satisfied customer. So I work only if I can do the job efficiently in the shortest time. I have a bachelor’s degree in mechanical engineering and... Read more

My greatest value is time and greatest reward is a satisfied customer. So I work only if I can do the job efficiently in the shortest time. I have a bachelor’s degree in mechanical engineering and more than 1 years work experience in this area. I am Expert in SolidWorks, AutoCAD, CATIA, Creo. My specialization is to create a product from idea to reality. It includes concept design, 3d modeling, drawings, and BOMs. My job is to fulfill the requirements of your project with my technical expertise. Therefore I will EVOLVE and MATERIALIZE your concepts/ideas! I work with sheet metal, metal structures, details for mechanical machining and 3d printing. I also can do reverse engineering, chose motors and linear actuators for moving mechanisms etc. I learn quickly and I like to improve my skills. All of it with my responsibility provide success of my projects. AutoCAD ( Drafting)- advanced level SolidWorks (2D Drafting, 3D modeling part, assembly) - advanced level Catia V5 (2D Drafting, 3D modeling, assembly) - medium level Creo Parametric (2D Drafting, 3D modeling, sheet metal, solid, assembly)- medium level ANSYS 18.1 (structural analysis, modal analysis) - medium level Some of the Services I Offer : Mechanical Design Detailing (Parts, Assemblies, Exploded views & Bill of Materials) Pneumatic / Hydraulic circuit design Finite Element Analysis Fixture and work holding design Material handling & Lift-assist design Process layout & Design Fabrication and Assembly Support My specialties are: + Design Thinking + 2D & 3D Modelling (Computer Aided Design) + Finite Element Analysis (FEA) + Prototyping and Manufacturing Techniques +3D Printing Technologies For more information regarding my specialties. Please do not hesitate to contact me.

I have a very wide variety of skills including 3D design and drafting, embedded software design, PCB and circuit design, and time efficient prototyping to deliver a functional product.

I have a very wide variety of skills including 3D design and drafting, embedded software design, PCB and circuit design, and time efficient prototyping to deliver a functional product.

As a highly skilled Electrical Engineer with a B.Tech degree, I specialize in delivering precise and efficient electrical schematics and layouts using advanced tools such as EPLAN and AutoCAD. My expe... Read more

As a highly skilled Electrical Engineer with a B.Tech degree, I specialize in delivering precise and efficient electrical schematics and layouts using advanced tools such as EPLAN and AutoCAD. My expertise encompasses circuit design, system integration, and project management, enabling me to craft innovative solutions for complex engineering challenges while ensuring compliance with industry standards. Grounded in a strong foundation of electrical engineering principles, I excel at optimizing system performance and driving operational efficiency. Committed to excellence and continuous improvement, I am dedicated to providing high-quality designs that advance technology and meet the unique needs of every project.

In any robotics or embedded system project, hardware design is the backbone of success. A single design mistake can cause failures, but a well-structured circuit and PCB can maximize performance, reli... Read more

In any robotics or embedded system project, hardware design is the backbone of success. A single design mistake can cause failures, but a well-structured circuit and PCB can maximize performance, reliability, and efficiency. If you want to enhance your robot’s performance or ensure your control system runs smoothly — you’re in the right place! I’m Reem, an Electronics & Communications Engineering student with strong interest and hands-on experience in circuit design and PCB layout. I’ve worked on multiple projects using ESP32, Arduino, IR sensors, and motor control, where I handled schematic design, PCB layout, and manual fabrication. Alongside my technical background, I also support clients with professional document design, including Word files, PowerPoint presentations, and Canva slides — perfect for showcasing your technical work or training content clearly and attractively. 🔹 Services I Provide: Circuit design & simulation PCB layout (single & multi-layer) Component selection & datasheet analysis Embedded systems integration (ESP32, Arduino, microcontrollers) Preparing training materials & educational content Technical writing & structured documentation Designing Word and PowerPoint files with clear, professional formatting I aim to deliver reliable, well-documented, and organized work, with clear communication and a client-focused approach to ensure satisfaction and high-quality results. Let’s talk about your project! I’d love to understand your idea and help you turn it into a practical, efficient hardware solution. Feel free to reach out. I’m always happy to discuss your goals and suggest the best path forward.

A proficient Electrical Engineer with sound skills of AutoCAD Modelling and Circuit Simulations.

A proficient Electrical Engineer with sound skills of AutoCAD Modelling and Circuit Simulations.

Signal Integrity Electronics is a small family business. We have been designing electronic devices for inventors, startups and small technology companies since 1997. We specialize in proprietary contr... Read more

Signal Integrity Electronics is a small family business. We have been designing electronic devices for inventors, startups and small technology companies since 1997. We specialize in proprietary controller boards for motor, heater and lighting control. We are experts with micro-controllers (hardware and firmware), networked sensors using copper and radio (Ethernet/WiFi, 802.15.4, proprietary protocols), solar power and battery management. We have done scores of design and prototyping projects for industrial, agricultural and medical applications.

Resourceful Electronics & Embedded Systems Engineer with 3+ years’ hands-on experience delivering robust hardware solutions for IoT, automotive, and industrial applications. I specialize in full-cycle... Read more

Resourceful Electronics & Embedded Systems Engineer with 3+ years’ hands-on experience delivering robust hardware solutions for IoT, automotive, and industrial applications. I specialize in full-cycle development—from schematic capture and PCB design (Altium Designer) to embedded programming, prototyping, and validation. I’m dedicated to clear communication, on-time delivery, and building reliable products that meet complex technical requirements. Skills: * Circuit Design & Simulation (LTspice) * PCB Layout & Prototyping (Altium Designer) * Embedded Systems Programming (C, C++, pyton, STM32, Arduino) * Hardware Testing & Debugging * Production & Manufacturing Support (BOM, Test Procedures) * Technical Documentation & Team Collaboration

I’m an adaptable and innovative qualified Mechanical Engineer with over 10-year Experience in Creating cost efficient designs. I’m looking to develop my expertise in new concept development & simula... Read more

I’m an adaptable and innovative qualified Mechanical Engineer with over 10-year Experience in Creating cost efficient designs. I’m looking to develop my expertise in new concept development & simulation and validation Within a forward-thinking company. ENGINEERING SKILLS • Auto CAD - 4 Year in Solid Works 3D - 5Year in Autodesk Inventor 3D • 3D Max and Revit • Automation Studio Pro 5.0 • Eco dial Advance Calculation V4.8 & Dialux for Design of Lighting System • PLC (Programmable Logic Control) Siemens S300 • Micro Control & Logic control and Arduino project • Hydraulic and Pneumatic circuit design • Design for (Robotic & Robotic Aram & Drone & 3D Print & 3D positioning system) • Design & Calculation & Analysis for ( Sheet Metal & Steel Product & Wood Product & Stainless Steel Product & Steel Fanes & Steel Furniture & Jigs and Fixtures & Medical Stainless Steel Product & Plastic Product & Toy Product & Walkers for seniors & Survival tool & Multi Tool & Marin Tool & Hand Tool & Workshop Tool keychain & Mechanical Parts & Gear Box & Machinery Element & Conveyer & Handling Unit & Crane & Crane Boom & ladder & Pressure Vessel & Mechanical Machine & Fabrication Machine & Cutting Machine & Banding Machine & Kitchen Industry Machine & CNC Machine & Production Line Machine & Furniture Product & Storage Tank & Storage Shelters & Car Trailer & Solar Camper Trailer & Car Tent & Hood & Hopper & Mixer & Roller Conveyer &Tilting Machine & Press Machine & Die Cutting Machine & AAC Machine & Adverts sign stand &screen printing Machine& Brushing Machine & Wire Cutting Machine & Concrete Cutting Machine & Concrete Mixer Machine & Concrete Mold & Concrete Mold Machine & Agricultural Machine & Hydraulic – Pneumatic Machine & Have industry machine and Mining machine ) • Prepare Drawing for (HVAC & Fire Fighting & Plumping & Interior & Landscape & Civil Work & Pipeline & Electronic & Electrical & Marin & Aviation & Automotive and Automation) EDUCATION • Bachelor degree mechanical engineering [Design & Production Engineering] Ain Shams University 2010 – Egyptian • PMP (Project Management Professional) Under Graduation from Center Certified from (Project Management Institute (PMI®) • RMI (Risk Management Professional) Under Graduation from Center Certified from (Project Management Institute (PMI®-RMP) • FIDIC Contract • Saudi Arbitration • Diploma technical degree in Computer network and Maintenance. • Diploma technical degree in Machine Control • Diploma technical degree in (Electronic & Electrical and Mechanical) Maintenance. • Diploma technical degree in Design of Machine and Production line • Diploma technical degree in (MEP HVAC & Fire Fighting & Plumping & Pipeline & BMS – Building Management System & MV-LV Power Electric medium and low voltage network) • A member in association of (KSA Saudi Engineer & Federation of Arab Engineer & Egyptian Engineer and NCEES for fundamental Mechanical Engineer) Certificate • AutoCAD • Low Current System Design • Electric Power Distribution Design • Lighting Design by DIALUX lighting Design software • BMS Building Management System Design • HVAC Heat Ventilation Air Condition System Design • Fire Fighting System Design • Plumping System Design • Revit • 3D Max • PLC (Programmable Logic Control) Siemens s300 • Micro Control & Logic control and Arduino project • Hydraulic and Pneumatic circuit design • PMP (Project Management Professional) Under Graduation from Center Certified from (Project Management Institute (PMI®) • RMI (Risk Management Professional) Under Graduation from Center Certified from (Project Management Institute (PMI®-RMP) • FIDIC Contract • Saudi Arbitration Self-Study • 3D Printer (Maker Bot Replicator 5 th Generation) • Primavera P6 • Tekla Structures & AutoCAD Advanced Steel • STAAD pro • Planning and Cost Control • Technical Office • Box wrench Basic Engine Building (Engineer Building 8 Cylinder) • GY6 Scooters Skills and Activate • Scouting leader (wooden Badge) • Captain of sea skills in sea scouting federation • Scuba Diving 3 Star CMAS • Sea life Saving • Sky Dive paratrooper • Car Driving license

Medical device consultant determined to allow clients to transform ideas and needs into healthcare solutions. https://arlettegeller.com/

Medical device consultant determined to allow clients to transform ideas and needs into healthcare solutions. https://arlettegeller.com/

Mechatronics engineer with hands-on experience in CAD, circuit design, embedded systems, and system design. I have successfully designed and built projects such as a maize milling machine and a plane... Read more

Mechatronics engineer with hands-on experience in CAD, circuit design, embedded systems, and system design. I have successfully designed and built projects such as a maize milling machine and a plane tire lifting system, managing them from concept to completion. Skilled in delivering standalone, fully functional mechanical and electrical systems, I combine practical engineering knowledge with innovative solutions to create meaningful, high-quality projects.

I am an experienced PCB Design Engineer with a strong background in PCB layout, circuit design, and assembly for automotive, aerospace, and industrial applications. I specialize in creating high-perfo... Read more

I am an experienced PCB Design Engineer with a strong background in PCB layout, circuit design, and assembly for automotive, aerospace, and industrial applications. I specialize in creating high-performance, EMI/EMC-compliant PCB designs using tool like KiCad Additionally, I am skilled in Python programming, which I use for hardware automation, data processing, and PCB design optimization. Whether it's automating PCB validation, developing custom scripts, or integrating loT devices, I can streamline workflows and improve efficiency.

I am the best in designing of automation circuits with wide type of processors, and also convert it into professional Printed circuit board. Well i already also work on Ladder logic, C, C++ language.... Read more

I am the best in designing of automation circuits with wide type of processors, and also convert it into professional Printed circuit board. Well i already also work on Ladder logic, C, C++ language. I've total 12 years of experience of designing and programming.

I'm a professional PCB Design Engineer with a strong background in electronics, robotics, and electrical system design. I help clients transform their ideas into real, working hardware — from schemati... Read more

I'm a professional PCB Design Engineer with a strong background in electronics, robotics, and electrical system design. I help clients transform their ideas into real, working hardware — from schematic to production-ready PCBs. With a strong command of both hardware and firmware, I bring full-stack electronics development under one roof. My Core Services: PCB Design & Layout (Single, Double, Multilayer) Schematic Capture & Circuit Design High-Speed & Compact PCB Layouts Robotics System Design & Control Electrical Drawing and Layout Design (AutoCAD Electrical) Tools & Platforms I Work With: Altium Designer, EasyEDA Proteus, Multisim for simulation Autodesk AutoCAD for electrical schematics Why Choose Me? Clear communication & timely delivery Expertise across both hardware and embedded firmware Strong problem-solving skills and attention to detail Focused on building long-term working relationships Whether you're a startup, engineer, or company looking for a reliable PCB and embedded systems expert, I’m here to bring your electronic projects to life. Let’s connect and discuss how I can help with your next project!

Well-developed skills in communication, problem solving and creative thinking. • Used to team work but have the ability to work without supervision. • Extensive product development experience from c... Read more

Well-developed skills in communication, problem solving and creative thinking. • Used to team work but have the ability to work without supervision. • Extensive product development experience from concept, manufacture through to market. • Experience designing mass process machinery for all sectors of industry including Automotive, Aerospace, Nuclear, Pharmaceutical, Life Sciences, Mining and Medical. • Jig and fixture design, mould design (injection, compression and thermoforming), sheetmetal development and fabrication design. • Pneumatics – Circuit design, component specification and supplier recommendations. • Conversant in ISO9000, BSI 8888, FMEA,DFMEA, DMAIC, APQP, PPS GAMP, Hazard and Risk assessment, PD5500 and PED requirements. • Experience with Microsoft Word, Excel, Project, Visio, PowerPoint, Sage, SAP and Baan. • FEA experience and Flow Simulation (Solidworks Simulation) • Design for Manufacture (DFM) methods. • Extensive CAD experience AutoCAD (14 years), Pro-Engineer/Creo (9 years), SolidWorks (18 years), Solid Edge (6 years), Siemens NX (2 years), Inventor and CATIA V5.

I am a highly skilled PCB design engineer with proven expertise in reverse engineering, PCB cloning, enclosure design, and precision PCB layouts. Over the years, I have worked on projects ranging from... Read more

I am a highly skilled PCB design engineer with proven expertise in reverse engineering, PCB cloning, enclosure design, and precision PCB layouts. Over the years, I have worked on projects ranging from simple single-layer boards to complex multi-layer designs with advanced microcontroller and Raspberry Pi integrations My strengths include: Reverse PCB Engineering & Cloning Custom 3D Enclosure Design End-to-End PCB Solutions Multi-Tool Proficiency Multi-Tool Proficiency – Experienced with Altium Designer, KiCad, Proteus, EasyEDA, OrCAD, LTspice, Fusion 360, and Fritzing.

Hello! I am an experienced electrical engineer and PCB designer with over 10 years of expertise in developing innovative, reliable, and high-quality electronic solutions across diverse industries. Hol... Read more

Hello! I am an experienced electrical engineer and PCB designer with over 10 years of expertise in developing innovative, reliable, and high-quality electronic solutions across diverse industries. Holding a bachelor’s degree in electrical engineering, I have a proven track record of designing, developing, and deploying advanced circuits, embedded systems, and IoT devices. What I Bring to Your Project: • PCB Design & Layout: Skilled in schematic capture and PCB layout using Altium Designer, Cadence, PADS Mentor Graphics, KiCad, EasyEDA, and RapidHarness. I have extensive experience designing multi-layer (up to 24 layers), high-density, HDI PCBs suitable for medium and high-volume production. I am familiar with manufacturing processes including JLCPCB for PCB fabrication and local support within China to facilitate manufacturing, prototype assembly, and quick revisions. I am committed to providing results on time and maintaining clear, prompt communication with clients. • Microcontroller & Firmware Development: Proficient in programming STM32, ESP32, PIC, AVR, STM8, and STC microcontrollers using Keil, STM32CubeIDE, VSCODE, MPLAB X IDE, and more. I excel in developing firmware for IoT, automation, and embedded systems. • IoT & Wireless Communication: Expertise integrating Bluetooth, BLE, LoRa, NB-IoT, RFID, WiFi (4G), MQTT, and other protocols into embedded systems. • Sensor & Display Systems: Development of color screens, segment displays, touch panels, and interface solutions for user-friendly product experiences. • Communication Protocols: Extensive experience with I2C, SPI, UART, CAN, RS232/485, Modelbus RTU, IR, RF (433/315 MHz, 2.4G, 4G, LoRa). • Reverse Engineering & Troubleshooting: Capable of analyzing, debugging, and optimizing complex circuits. • Power & Multimedia Systems: Power management circuits, LED lighting, audio devices, sensors, and multimedia integration. • Support for China Local Manufacturing(PCBWAY, JLCPCB): In addition to design, I offer local support within China to facilitate manufacturing, prototype assembly, and quick revisions. This ensures smooth collaboration and shorter lead times Why Work With Me: I am passionate about delivering precise, innovative, and reliable designs tailored to your specific needs. I prioritize quality, efficiency, and clear communication to ensure your project’s success — from prototype to production. I am committed to providing results on time and responding promptly to any client inquiries, ensuring smooth and efficient collaboration.