Hire the Best Integrated Circuits Specialists in San Diego, CA

I'm an engineer experienced in designing, testing, and manufacturing IoT Hardware for small and medium-sized businesses. Whether you're in the ideation phase, or ready to scale up production, I'm confident I can help. - Extensive experience with various phases of hardware development, from circuit design and component analysis to DFM optimization and product evaluation. -Specialization in Flex PCB, Multi-Layered and High-Density PCB for IoT applications - Transparent project management from start to finish.

As a dedicated freelance electrical engineer, I specialize in high-density PCB design and radio frequency (RF) technology, bringing reliable and efficient solutions to each project. Experienced in utilizing both Altium and KiCad for intricate design layouts, I also harness my skills in embedded programming to develop complex and responsive electronic systems. With a strong educational background and practical proficiency, I strive to consistently produce quality work and provide innovative solutions in the field of electrical engineering.

With over a decade of experience in the tech industry, both in South Korea and Silicon Valley, I’ve established a reputation for overcoming technical challenges with innovative solutions. My passion for engineering, ignited before high school, drives me to excel in both professional and personal projects. I specialize in hardware and software design, particularly in wearable and portable bio-signal instrumentation, including Brain-Imaging devices utilizing fNIRS, EEG, and Ultrasound for medical and research purposes. What I Can Offer: Project Management & Research: - Expertise in high-level project management and research with a strong foundation in hardware and firmware integration for efficient project execution. - Successfully managed and completed projects for various clients, ensuring timely delivery and high-quality results. Hardware Design: - Proficient in circuit design, component selection, electrical schematics, and PCB layout using Altium Designer. - Deliverables include comprehensive manufacturing files (Gerber files, NC drill, pick and place, assembly diagrams, 3D prints, 3D STEP models, and electrical schematics). - Experienced in analog and digital design, RF, high-speed design, and microcontrollers. - Knowledgeable in various technologies and protocols: SPI, I2C, UART, USB, CAN, RS-485, Ethernet, Bluetooth, WiFi, etc. - Designed hardware for over 20 successful projects, many of which are currently being sold in the market. - Developed wearable and portable bio-signal instrumentation for brain-imaging devices, contributing to advancements in medical and research fields. Prototyping: - Cost-effective prototype manufacturing through established relationships with manufacturers in China, Europe, and the US. - Equipped with extensive tools: multimeters, oscilloscopes, logic analyzers, vector network analyzers, USB protocol analyzers, power supplies, digital electronic loads, and soldering equipment. - Produced high-quality prototypes for clients, leading to successful product launches. Firmware Development: - Over 10 years of coding experience in C/C++ and extensive firmware development. - Proficient in ARM Cortex microcontrollers (STM32, Nordic, Ambiq Apollo), ESP32, Raspberry Pi, Arduino ARM, TI, NXP, Atmel, PIC, FPGA firmware (VHDL, Verilog), and production-quality firmware delivery. - Specialized in ST and Nordic microcontrollers for efficient and quick firmware development. - Developed firmware for a wide range of applications, including medical devices, consumer electronics, and industrial automation. AI/Machine Learning: - Expertise in computer vision and machine learning project architecture/design (Tensorflow, Keras, PyTorch). - Skilled in embedded image processing solutions (Jetson Orin, Raspberry Pi, Intel Movidius, OpenVINO). - Capable of training models for specific purposes, managing dataset collection/preparation, and deploying applications on GCP (Google Cloud Platform) with NVIDIA GPU experience. - Developed and deployed machine learning models for object detection, shape recognition, and action recognition, enhancing product functionality and user experience. Software Development: - Competent in developing software tools for debugging, testing, and manufacturing across Linux/Windows/Mac platforms. - Created user-friendly GUIs and tools to streamline development and testing processes. Wireless Technologies: - Proficient in Bluetooth and BLE-enabled devices, 2.4GHz radio transmitters, and custom analog and digital radio systems. - Developed wireless communication systems for various applications, ensuring reliable and efficient data transmission. Manufacturing Services: - Offering contract manufacturing services to deliver finished products ready for market, ensuring high quality and reliability. - Collaborated with manufacturers to optimize production processes and reduce costs. Professional Integrity: - My rates reflect my extensive experience and knowledge, and I only bill for meaningful project advancement, ensuring transparency and value for my clients. - Committed to delivering high-quality results and providing ongoing support to clients after project completion.