Hire the best freelance Mixed-Signal 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

With 25 years of experience, I design commercial and industrial products taking care of all the requirements and features of the design, prototyping and manufacturing. Italian living in Spain. My dai... Read more

With 25 years of experience, I design commercial and industrial products taking care of all the requirements and features of the design, prototyping and manufacturing. Italian living in Spain. My daily job is investigation and development of new technologies. You can benefit from my expertise if you are in need of innovation or you have an idea that nobody can't make it real. I provide better technologies, better ideas and better problems solving. I am a skilled electronic engineer, multi-language developer, inventor, circuit designer. I have a background of Linux/BSD servers admin and networks admin. My work ranges from developing space-grade electronic prototypes, deploying and managing large-scale data networks of IoT sensors to autonomous robotics design with AI. I love to get involved in projects with different technologies. I am constantly updated on new technologies and electronic trends. I am a good advisor on the best technologies you should integrate into your next project. I have a company about IoT sensors, custom circuit designs, autonomous robotics, and web API for data gathering and visualization through web services. One of my most relevant projects was the design of the avionics for a space satellite. During the development, I was able to integrate the top-quality components and adopt the most refined engineering methodologies. I am an outstanding project manager with excellent orders logistic, time scheduling, and employee management. I know how to design electronic circuits and how to optimize the PCB layouts for to pass compliance tests for the emission certification as per CE, FCC, UL regulations. My experience includes: -nRF52/53/54 bluetooth BLE chips from Nordic -nRF9161/51 LTE SoC with CAT-M1 and NB-IoT -ARM Cortex-M33 specialist -ultra low power IoT designs with LTE, LoRa, Bluetooth and 5uA during sleeping -IoT designs with sensors of any type -IMU fusion and motion sensors -Beaglebone Black, Raspberry PI, ODROID -Arduino, Teensy3.2+3.6+4.x, Spresense -design and firmware with NXP, STM32, Nordic, TI, Silabs ARM Cortex-M MCUs -Multilayer PCB layout designs -XBEE, Bluetooth BLE, WIFI, LTE -LoRa and LoRaWAN transceivers design with Semtech RF chips -Iridium sat embedded modems -Autonomous robots, ocean and ground -Wearable devices -Tracking devices with sensor -Solar panels design -Lithium battery rechargers with safety -Industrial heavy duty protocols and power electronics -Encoders and motor drivers -Automotive electronics design -Aerospace electronics, RF and avionics design -Machine learning on MCUs -CAN bus, RS485, 5-20mA protocols -Audio MIDI instruments design -DSP algorithms -Heterogeneous multicore architectures -JTAG, SWD, GDB, openocd, Segger J-Link -Jetson platforms from NVIDIA -Allied Vision cameras -CAD with FEM analysis -3D printed enclosures for electronics Software and firmware programming: -Zephyr RTOS on Nordic RF SOCs -Nuttx RTOS -custom embedded Linux OS with Yocto project -Linux OS (Raspberry PI, ODROID, ARM based) and servers: Ubuntu, Debian and ArchLinux -FreeBSD, NetBSD on embedded boards and servers -AI, machine learning, TinyML specialist -computer vision on NVIDIA Jetson boards. -PX4, MAVLINK, ROS and GAZEBO simulator -Python, C, C++, LUA, Perl -REST API via HTTPS and authentication -MATLAB, Octave, NumPy I can create custom RF circuits and antennas on PCB. I can run the required math and to provide the best impedance matching network. I can test the final RF circuit with my Vector Network Analyzer (VNA). I am specialist of IoT/LoRa/LTE frequencies. I do microelectronics SMT soldering and prototyping in my lab. I place components using a professional microscope. I mount components with dimensions down to 0402 or BGA type. I have good contacts in the industry for PCBs fabrication and for the massive production in different parts of the world. I do machine learning (AI) in microcontrollers installing into the firmware the inferences. I do training in the cloud. I am a specialist of TinyML on ARM Cortex-M33 MCUs. I am honored to be a returning, invited speaker for the BSD foundation, where I discuss BSD operative systems worldwide at annual conventions in Europe and North America. I have a private git server to manage all the files of my customers as remote accessible repositories so they can track the status on a daily basis. My monthly flat rate is 8000 Euro. I begin to work with an initial upfront payment, fully released of about the 30% of the total value of the project. I prefer to work at long term projects to take care of all the features and all the design process. I am also available for preliminary feasibility studies of new products with a final PDF report. I am the owner of a legal registered business in Spain to pay taxes and to provide all the engineering services. All the PDF invoices I send are declared and legal. Local EU regulations impose to send the PDF invoice to my customers to document the funds received.

As a highly driven electronics design engineer, I bring a sophisticated approach to the full spectrum of product development—from initial circuit modeling and simulation through to professional-grade... Read more

As a highly driven electronics design engineer, I bring a sophisticated approach to the full spectrum of product development—from initial circuit modeling and simulation through to professional-grade PCB layout. With a strong command of KiCad’s advanced feature set and a sharp focus on functional precision and manufacturability, I deliver polished solutions that stand out.

Core Competencies & Expertise PCB Design & Layout: Expert proficiency in high-speed digital, multi-layer, and RF board design using industry-standard tools. Embedded Systems: Deep knowledge of microc... Read more

Core Competencies & Expertise PCB Design & Layout: Expert proficiency in high-speed digital, multi-layer, and RF board design using industry-standard tools. Embedded Systems: Deep knowledge of microcontroller/microprocessor selection (ARM, PIC, x86), firmware-hardware integration, and system-on-chip (SoC) architectures with Neural Network Accelerator (NNA). Analog & Digital Circuit Design: Skilled in power management, batteries and BMS, signal conditioning, sensor interfaces, and mixed-signal design. Prototyping & Testing: Experienced in leading hands-on prototyping and debugging.

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.

PCB layout, Circuit Design, PDN/SI validation in simulation Altium, Allegro, Orcad, SiWave, HyperLynx From embedded SoC to 25GSerdes ARM, Marvell,Cavium,Broadcom,ADI,NXP, TI Mixed Signal, DCDC discret... Read more

PCB layout, Circuit Design, PDN/SI validation in simulation Altium, Allegro, Orcad, SiWave, HyperLynx From embedded SoC to 25GSerdes ARM, Marvell,Cavium,Broadcom,ADI,NXP, TI Mixed Signal, DCDC discrete

Are you looking for a Professional PCB designer, Embedded Programmer or Electronics related Projects Expert? Good News: Your wait is over. You are on the right page. Hi, I am Engr. Zahid Mehmood, wit... Read more

Are you looking for a Professional PCB designer, Embedded Programmer or Electronics related Projects Expert? Good News: Your wait is over. You are on the right page. Hi, I am Engr. Zahid Mehmood, with over 7+ years of experience as a PCB Design Engineer in the Electronics & Embedded industry. During my career, I had successfully completed 100+ projects and some of them are also listed in the Portfolio. I truly believe in 100% Clients satisfaction by providing Quality Work. What You Get? 1-Complete End-to-End Design Solutions: Comprehensive electronic circuit and PCB design, from concept to final files ready for manufacturing. 2-Industry-Standard PCB Designs: High-quality designs following IPC-2221 standards, ensuring reliability and manufacturability. 3-Customized Solutions: Tailored designs to meet your specific requirements, whether for prototyping or full-scale production. 4-Advanced Design Capabilities: Expertise in signal and power integrity, high-speed mixed signal designs, and embedded systems integration. 5-Deliverables Ready for Manufacturing: Includes schematic, PCB layout, Gerber files, BOM, and a detailed 3D PCB model for easy visualization. 6-Embedded Programming Services: Development of firmware and software for seamless operation of your electronic products. 7-Support for High-Tech Designs: Proficiency in RTL Verilog and advanced troubleshooting ensures robust performance and design optimization. 8-Production-Ready Assistance: Guidance on selecting suppliers, manufacturers, and assembly partners for smooth product realization. 9-Post-Delivery Support: Ongoing technical assistance, including debugging, modifications, and performance enhancements, even after project completion. Let’s get started on your project to turn your ideas into reality!

Welcome to my profile. Following are my key expertise: 1. Over 10 years of experience in electronics circuit design, PCB design, Layout specializing in analog, digital and mixed signal systems. Specia... Read more

Welcome to my profile. Following are my key expertise: 1. Over 10 years of experience in electronics circuit design, PCB design, Layout specializing in analog, digital and mixed signal systems. Special Mastery in ALTIUM. Executed more than 500 projects 2. Proficient in using industry-standard design tools such as Altium Designer, EAGLE, KICAD, EASYEDA and PROTEUS, ensuring accurate and efficient circuit development. 3. IPC Certified Symbols and footprints Creation, High Speed PCB Design upto 5GHz 4. Multilayer PCB Design experience upto 32 Layers, Impedance Control, Length Matching, Antenna Tuning, Blind Vias, Buried Vias, Through Hole Vias 5. DFX(Design for Excellence) - DFA, DFM and DFT. First Time Right PCB - 98% 6. Compact PCB Design, Signal Integrity, Power Integrity, Single Sided, Double sided placement 7. Design Verification through Design Checklists ensuring robust, reliable and quality design 8. Applications- IOT, Consumer, Medical, Industrial, Defense etc 9. Microcontroller Interfacing - STM32, STM8S, ESP32, ESP8266, NXP, TI chipsets etc 10. Wireless Products, Battery Operated, Low Power, Low cost 11. Design Optimization - Could optimize design of any product by at least 25% 12. Design for Quality, Design Review 13. PCB Prototyping, Contract Manufacturing 14. Firmware Development - ARDUINO, C, C++ etc 15. Enclosure Design, 3D Printing, Sheet Metal, 16. Production Support 17. EMI EMC Compliant Design - RE, EMHF, Surge, EFT, Burst, Impulse, 35KV 18. Standards Experience - UL, CISPER, CE, Please contact me if you would like to develop a robust and reliable product If you are looking to bring your idea to life, contact me :)

I’m a PCB Design Engineer with over 9 years of professional experience in electronic hardware development. Throughout my career, I have successfully designed and delivered numerous industrial control... Read more

I’m a PCB Design Engineer with over 9 years of professional experience in electronic hardware development. Throughout my career, I have successfully designed and delivered numerous industrial control systems, IoT modules, communication boards, power electronics, and mixed-signal circuits From schematic conception and component selection to PCB layout, Gerber generation, DFM review, and prototype testing. And I am a FullStack Web Developer with +5 years powerful experience in the Web design as well. I can build your impressive web site using NextJS, ReactJS, Express, MongDB, NodeJS, TypeScript, Python and so on.

Designer, artist and engineer with diverse multimedia experience including graphics, photography, motion, lighting, audio, electronics, embedded systems and more.

Designer, artist and engineer with diverse multimedia experience including graphics, photography, motion, lighting, audio, electronics, embedded systems and more.

I am currently working full time as an electrical engineer for a Fortune 500 company in R&D. Using ▒▒▒▒▒▒ for additional income on the side. Past projects include full infrared camera designs, hig... Read more

I am currently working full time as an electrical engineer for a Fortune 500 company in R&D. Using ▒▒▒▒▒▒ for additional income on the side. Past projects include full infrared camera designs, high speed automotive SERDES, and medium power/medium voltage (less than 50V, less than 50 watt) DC/DC, AC/DC, DC/AC power supply designs. Strong proficiency in OrCAD/Allegro, some experience designing in Eagle as well. Proficient with programming for Arduino - if you're looking for a quick proof of concept I can help get you there.

Electronics Engineer specializing in PCB Layout Design with hands-on experience in High-Speed, RF, Analog and Digital PCB design. Skilled in Cadence Allegro, CAM350, IPC standards, DFM/DFA/DFT, EMI/EM... Read more

Electronics Engineer specializing in PCB Layout Design with hands-on experience in High-Speed, RF, Analog and Digital PCB design. Skilled in Cadence Allegro, CAM350, IPC standards, DFM/DFA/DFT, EMI/EMC compliance, and Library development/validation. Quick to adapt to new EDA tools with a proven track record of optimized and manufacturable PCB designs

Antenna designer -Circuit Design -PCB Designer -ARDUINO IDE 3D Modelling AutoCAD -javascript -python -mobile app develpment (android , IOS) -solidworks - CST Microwave Studio -ANSYS HFSS -Sonar equip... Read more

Antenna designer -Circuit Design -PCB Designer -ARDUINO IDE 3D Modelling AutoCAD -javascript -python -mobile app develpment (android , IOS) -solidworks - CST Microwave Studio -ANSYS HFSS -Sonar equipment Operation and maintenance -Radar operator and maintenance maintenance . -MATLAB , Simulink , GUI -Multisim, Kicad -C++C++ -Logo Design -Adobe Photoshop -Radar System Engineer and underwater acoustic -Microwave

A mechanical engineering graduate with good 3D drafting skills, mainly on SolidWorks. Also good with tech stuff.

A mechanical engineering graduate with good 3D drafting skills, mainly on SolidWorks. Also good with tech stuff.

Hi, I am Juan Valinoti, a freelance 3D modeler from Argentina specializing in Technological Design. I worked as cnc operator for fine-precision parts getting involved from stock cutting to measure c... Read more

Hi, I am Juan Valinoti, a freelance 3D modeler from Argentina specializing in Technological Design. I worked as cnc operator for fine-precision parts getting involved from stock cutting to measure control and final detailed deburring, also being in charge of making 3d printed models for new products. I can help you create a 3Dmodel for manufacturing. I have been working on precision last 5 years, helped develop numerous projects, from tools, clamping devices, bicycle parts, and competition weapon tunning. I'm familiar with different production means 3D printing or basic routing CNC milling for 3 and 4 axis Conventional milling machine and lathe Woodworking manufacturing I model whit Catia or whit Solid edge and Keyshot for rendering.

Hello, My name is Muhammad, and I am a Mechanical Engineer specializing in 3D/CAD modeling and product design. With 5 years of experience in the field, I offer expertise in 3D modeling, design analysi... Read more

Hello, My name is Muhammad, and I am a Mechanical Engineer specializing in 3D/CAD modeling and product design. With 5 years of experience in the field, I offer expertise in 3D modeling, design analysis, and drafting. I am a certified SolidWorks user and with a great experience in reverse engineering. My skills also extend to 3D scanning and converting scanned data into precise CAD models. I am proud to hold a Top Rated in other platforms like ▒▒▒▒▒▒, and my commitment to quality is reflected in my perfect 5-star reviews⭐⭐⭐⭐⭐ Skills and Services Offered: ✔️3D Modeling: Design and model complex parts, assemblies, and moldings based on your specifications. ✔️Manufacturing Drawings: Generate comprehensive drawings from 3D models/assemblies. ✔️Flat Patterns: Create accurate flat patterns for manufacturing. ✔️Static Analysis: Perform finite element analysis (FEA) using Ansys and SolidWorks for part durability and performance. ✔️File Conversion: Convert STL files to solid models (STEP, IGS, X_T) and create STL, IGES, and STEP files for 3D printing. ✔️CNC/Laser/Plasma Cutting Files: Generate DXF files for various cutting processes. ✔️2D CAD Drafting: Detailed and technical 2D CAD drafting using AutoCAD. ✔️Reverse Engineering: Develop solid models from mesh files and perform reverse engineering. I take on projects that align with my expertise to ensure timely and high-quality delivery. I invite you to review my portfolio and feedback to see the results of my work. Feel free to contact me via chat for any inquiries. Best regards,

Automotive Interior Design Engineer with 3 years of experience. Proficient in CAD, 3D modeling, and material selection. Expertise in seating design & IP. Passionate about creating innovative and ergon... Read more

Automotive Interior Design Engineer with 3 years of experience. Proficient in CAD, 3D modeling, and material selection. Expertise in seating design & IP. Passionate about creating innovative and ergonomic automotive interiors.

Engineer and Scientist with engineering experience working in England, America, Uganda and Japan. Experience working with Solidworks and Onshape for Engineering projects and always interested in explo... Read more

Engineer and Scientist with engineering experience working in England, America, Uganda and Japan. Experience working with Solidworks and Onshape for Engineering projects and always interested in exploring new ideas

Mechanical Design Engineer (13 Years+ Ex.) |DESIGN Expertise in Product Design. Design and Development, Whatever You Think About Product I Will Create.| Imagination to Design Conversion. I have a Dyna... Read more

Mechanical Design Engineer (13 Years+ Ex.) |DESIGN Expertise in Product Design. Design and Development, Whatever You Think About Product I Will Create.| Imagination to Design Conversion. I have a Dynamic Profile with an Excellent Blend of Parts & Assembly CAD Design, Qualified BE Mechanical and Great Knowledge of the Design of Mechanical And CAD Modelling. For Designing I Use TOP RATED Software Like Solid Works, Autodesk Inventor, AutoCAD, and Creo Parametric. | Analysis and simulation of Product I use ANSYS. Extensive CAD proficiency in modeling with the part, Assembly, Sheet Metal, Weldments, Mold, Surface & Design Table, and modules using SolidWorks, AutoCAD, Inventor & Creo2.0. I have worked on 3D Printing modeling. I can create a 3D Model for 3D printing with the maintain accurate thickness. Proficient user of: - Creo Parametric - 3D modeling, assemblies, weldment, sheet metal, drafting. - SolidWorks - 3D modeling, assemblies, weldment, sheet metal, drafting, simulation, motion... - Autodesk Inventor - 3D modeling, assemblies, weldment, sheet metal, drafting. - ANSYS - FEA Analysis, Fatigue test, - Autodesk AutoCAD Development, Manufacturing & prototype Modelling, General Arrangement Layouts, P & ID, Create a new design/drawing by measuring the objective (Reverse Engineering ). Comprehensive knowledge of computer-aided engineering (CAD Design software) and GD&T. I demonstrated the ability to resolve a variety of issues and New Developments. (Such as High-Pressure triplex plunger pump, Food processing machinery, Bus Body structure and Pressure Vessels). In addition to this experience, I gained considerable Mechanical design and product development skills. I have also gain CAD Software skills (Like Solid-works, Inventor, Creo & AutoCAD) I have worked within four high-volume Mechanical companies as a Mechanical Design Engineer. I also bring to the table strong computer proficiencies in MS Word, MS Excel applications. Please see the accompanying resume for details of my experience and education. I am confident that I can offer you the new development, Modifications, CAD Software skills you are seeking.

Let start here.! Looking for High-quality CAD/CAM Services and thinking upon the upcoming project.! We are a small team of enthusiastic CAD engineers set out with an objective to build amazing and... Read more

Let start here.! Looking for High-quality CAD/CAM Services and thinking upon the upcoming project.! We are a small team of enthusiastic CAD engineers set out with an objective to build amazing and professional digital content. Well expertise on doing projects in domain of 3D modeling, Conceptual layout, detailed design, 2D drawings, Post processing, VA/VE, CAD Photoshop editing works etc. Our exclusive services offering in the field, Product design & Development, Machine frameworks & 2D Drafting, DFM & DFA, Top-down and Bottom-up approach. Fixture design intent manufacturing feasibility, CAD Photoshop editing works. Contact me directly via private message for a precise quote and the best possible time, because even a simple project is novel. Why us... Profit is indispensable for growth but it must be achieved by Quality prioritization. Website: http://www.samcaddesign.com You get a quote through personally. Mailid: ▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒

We are a multinational architecture and estimation consultancy providing end-to-end services including 2D & 3D floor plans, AutoCAD drafting, Xactimate sketches, insurance estimates, and PlanSwift qua... Read more

We are a multinational architecture and estimation consultancy providing end-to-end services including 2D & 3D floor plans, AutoCAD drafting, Xactimate sketches, insurance estimates, and PlanSwift quantity takeoffs. With a team of 100+ certified experts, we ensure high-quality, code-compliant deliverables with fast 24-hour turnaround to meet global industry standards. ✅ Serving USA, Canada, UK, Australia ✅ Residential, Commercial & Industrial Projects ✅ 99.9% Accuracy | Affordable Pricing | Unlimited Revisions ✅ Scalable Workforce Ready for Bulk & Urgent Projects Whether you need architectural plans or insurance estimates, we deliver excellence with speed and precision helping you win more projects and close claims faster. 📞 Contact us today to get started and experience world-class service!

3D Space Design & Visualization Specialist (Architecture & Interior) As a professional in Space Design and Visualization, my focus is on translating client visions into tangible and compelling visual... Read more

3D Space Design & Visualization Specialist (Architecture & Interior) As a professional in Space Design and Visualization, my focus is on translating client visions into tangible and compelling visual experiences. With a strong background in Interior/Exterior Design and Construction Planning, and deep experience in precision modeling, I offer innovative Architectural and Interior solutions that are ready for construction implementation. Core Expertise (Skillsets): -Design & Conceptualization: Interior Design (Residential/Commercial), Functional Space Planning, and Architectural Concept Development. -3D Modeling & Visualization: Proficient in Modeling using [Revit / SketchUp] and Photorealistic Rendering with [V-Ray / Lumion / Enscape]. -Niche Specialization: Virtual Staging & Virtual Renovation to significantly enhance property marketability. -Technical Precision: Strong understanding of dimensional accuracy (supported by previous experience to ensure designs are technically applicable and buildable).

Certified Solidworks Expert (CSWE) Product Design and Manufacturing 20 Years of Electro-Mechanical, Industrial and Medical Device Design Be sure to check out my portfolio link

Certified Solidworks Expert (CSWE) Product Design and Manufacturing 20 Years of Electro-Mechanical, Industrial and Medical Device Design Be sure to check out my portfolio link

Im Architect Interior designer and 3d Visualizer Interior and Exterior rendering with high quality.

Im Architect Interior designer and 3d Visualizer Interior and Exterior rendering with high quality.