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PCB Designer and Embedded Hardware Engineer specializing in ESP32, STM32, and IoT product development. I design manufacturable PCBs using Altium, KiCad, and EasyEDA with full JLCPCB production support. I help clients turn circuit ideas into reliable, production ready hardware including schematic design, PCB layout, prototyping, and debugging. What I do • PCB design for ESP32, STM32, Arduino based systems • Schematic design and multilayer PCB layout in Altium and KiCad • IoT hardware design with sensors, power management, and connectivity • Firmware support for STM32 and ESP32 (Arduino framework, HAL basics) • Design for manufacturing and JLCPCB ready Gerbers • Hardware debugging and prototype improvement Tools I use Altium Designer, KiCad, EasyEDA, Fusion 360, SolidWorks, AutoCAD Why clients hire me I focus on practical engineering, not just design files. I ensure your PCB works in real hardware, is easy to manufacture, and is optimized for cost and reliability. If you are building an IoT product, embedded system, or custom PCB, I can help you go from concept to working prototype efficiently.

I’m a highly skilled and detail-oriented PCB Design Engineer with over 3 years of experience in designing robust, efficient, and cost-effective printed circuit boards for various industries including consumer electronics, automotive, medical devices, and industrial automation. I specialize in converting complex circuit ideas into manufacturable and reliable PCB layouts. From schematic capture to final Gerber generation and fabrication-ready documentation, I ensure every step is precise and optimized for performance and manufacturability. 🔹My Expertise Includes: * PCB Design (2 to 16+ Layers) * Schematic Capture & Hardware Architecture * Embedded Hardware Design (STM32, ESP32, Nordic nRF, AVR, PIC) * Analog, Digital & Mixed-Signal Circuit Design * High-Speed PCB Design (USB, Ethernet, HDMI, DDR, PCIe) * RF PCB Design & Impedance Controlled Routing * Power Supply Design (Buck, Boost, LDO, Battery Management) * AC-DC & DC-DC Power Electronics * IoT Device Development * Sensor Interface Design * Industrial Control Electronics * Signal Integrity & Power Integrity * EMI/EMC Optimization * Thermal Management * High Current PCB Design * Differential Pair Routing * Controlled Impedance Design * Design for Manufacturing (DFM) * Design for Assembly (DFA) * Component Selection & Lifecycle Management * Prototype Development & Manufacturing Support 🔹PCB Design Services *Electronic Product Development *Circuit Design & Schematic Capture *PCB Layout & Routing *Hardware Design Review *Existing PCB Modification *Reverse Engineering *PCB Migration Between CAD Tools *Cost Optimization & BOM Engineering *Manufacturing Documentation *Prototype Validation Support 🔹Tools I Use: * Altium Designer * KiCad * Eagle * OrCAD / Cadence Allegro * EasyEDA * LTspice / PSpice / Multisim (for simulation) * AutoDesk Fusion 360 (for 3D enclosure fit checks) 🔹Deliverables You Can Expect: * Complete schematic and PCB layout files * BOM (Bill of Materials) * Gerber, drill, and pick-and-place files * 3D PCB renders * Assembly drawings and fabrication documentation * Technical support during prototype and production phases 🔹Industries *Industrial Automation *Consumer Electronics *IoT Products *Medical Electronics *Automotive Electronics *Smart Home Devices *Wearable Electronics *Power Electronics *Robotics *Communication Systems 🔹Why Choose Me? ✅ 100% custom and tailored designs ✅ Fast turnaround and clear communication ✅ Focus on reliability, quality, and cost optimization ✅ NDA-friendly and IP protection guaranteed Whether you're developing a new electronic product, improving an existing design, or preparing hardware for manufacturing, I can help transform your concept into a reliable, high-quality, production-ready PCB solution.

Transforming Innovative Ideas into Production-Ready Electronic Products I help startups, technology companies, research organizations, and entrepreneurs transform innovative ideas into reliable, manufacturable electronic products. From concept development to production, I provide complete hardware engineering solutions that reduce development time, minimize technical risk, and accelerate product launches. As a Top Rated Upwork freelancer with a 100% Job Success Score, I specialize in end-to-end electronic product development, delivering high-performance hardware designed for reliability, scalability, and manufacturing. Whether you need a proof of concept, MVP, research prototype, or commercial product, I can manage every stage of development with a strong focus on engineering quality and long-term product success. Hardware Product Development I provide complete electronic hardware design services, including: • Product feasibility studies & system architecture • Electronic circuit & schematic design • Analog, Digital & Mixed-Signal Electronics • Professional PCB Design (2–16+ Layers) • High-Speed PCB Design • Controlled Impedance Routing • RF PCB Layout & Antenna Integration • Signal Integrity & Power Integrity Optimization • Thermal Analysis & Optimization • EMI/EMC-Conscious Design • Design for Manufacturing (DFM) • Design for Assembly (DFA) • Design for Testability (DFT) • Component Selection & BOM Optimization • Hardware Validation & Debugging • Prototype Development • Manufacturing Documentation & Production Support Embedded Systems & Firmware Extensive experience with: • STM32 • ESP32 (ESP32-S3, ESP32-C3) • Nordic nRF52 & nRF53 • AVR • PIC • ARM Cortex Development includes: • Embedded C/C++ • Bare-Metal Programming • FreeRTOS • Bootloader Development • Driver Development • Sensor Integration • Data Acquisition Systems • Low-Power Optimization • Hardware/Firmware Integration Communication Protocols UART • SPI • I²C • CAN • CAN FD • USB • USB OTG • Ethernet • BLE • Wi-Fi • LoRa • NFC • RS-232 • RS-485 • MQTT • Modbus • TCP/IP RF, Antenna & Wireless Engineering • RF Circuit Design • RF PCB Layout • Antenna Design & Optimization • Impedance Matching Networks • BLE Products • Wi-Fi Devices • LoRa Systems • Telemetry Systems • CST Studio Suite Simulation • Wireless Performance Optimization FPGA & Digital Systems • Verilog • VHDL • Xilinx Vivado • Intel Quartus Prime • FPGA Architecture • FPGA Verification • Digital Logic • DSP Applications Power Electronics • AC-DC Power Supplies • DC-DC Converters • Battery Management Systems (BMS) • Motor Controllers • Embedded Power Management • Protection Circuits • Renewable Energy Electronics Simulation & Engineering Analysis • MATLAB • Simulink • LTspice • PSpice • Multisim • PLECS • Proteus • CST Studio Suite I perform comprehensive engineering calculations, circuit simulation, thermal evaluation, power analysis, and system validation before hardware fabrication, reducing costly redesigns and improving first-pass prototype success. Selected Project Experience • Advanced Wearable Medical Device using Nordic nRF5340 • 6-Layer CubeSat Electrical Power System with Dual-MCU Redundancy • ESP32 CAN Bus Controller for Industrial Heat Pump Automation • Three-Phase Bidirectional EV Charger Design (MATLAB/Simulink) • Medical ECG Monitoring & Actuation PCB Design • Wireless Power Transfer System Design & Simulation • nRF52 BLE Quadcopter Flight Controller Development • High-Speed STM32 Embedded Controller Design • RF & Antenna Design with CST Studio Suite • Si4713 FM Stereo Transmitter Breakout Board • ESP32 Smart IoT Controller & Relay Systems • FPGA Development Boards & Digital Logic Systems • Industrial Motor Controllers • Battery-Powered Embedded Devices Engineering Software PCB Design • Altium Designer • KiCad • EasyEDA Embedded • STM32CubeIDE • Keil MDK • SEGGER Embedded Studio • nRF Connect SDK • Visual Studio Code Simulation • MATLAB/Simulink • LTspice • PSpice • Multisim • PLECS • Proteus • CST Studio Suite FPGA • Xilinx Vivado • Intel Quartus Prime Industries ✔ Medical Electronics ✔ Aerospace & CubeSat ✔ Industrial Automation ✔ IoT Products ✔ Robotics ✔ Automotive Electronics ✔ RF & Wireless Systems ✔ Consumer Electronics ✔ Renewable Energy ✔ Research & Development ✔ Smart Connected Devices Why Clients Choose Me ⭐ Top Rated Upwork Freelancer ⭐ 100% Job Success Score ⭐ Complete Hardware Product Development—from Concept to Production ⭐ PCB, Embedded Systems, RF, Antenna, FPGA & Power Electronics Expertise ⭐ Production-Ready, Manufacturing-Optimized Designs ⭐ Clear Communication & Fast Response Time ⭐ Clean Documentation & Engineering Reports ⭐ Reliable Long-Term Technical Support ⭐ Dedicated Engineering Partner Focused on Delivering Results Let's discuss your project and build your next successful electronic product.

I have designed 30+ real-world components used in defence systems, DC fans, and kitchen appliances handling everything from design and simulation to fabrication and testing myself, so you get complete, working hardware solutions from one expert. I am an RF, PCB, and Embedded Systems Engineer with strong hands-on experience in building complete hardware products. I have worked on real-world RF systems including high-power amplifiers, transmitter-receiver designs, RF filters, and antenna systems for communication and defence-related applications. I specialize in RF design, antenna design and testing, wireless communication, and high-quality PCB design including multilayer boards using Altium Designer and KiCad. I also work on circuit design, analog electronics, RF filters and amplifiers, and embedded systems using STM32, ESP32, and Arduino. I have successfully delivered reliable, tested, and production-ready designs that perform well in real-world conditions. For large and challenging projects, I collaborate with a trusted team of highly skilled professionals, so we can deliver a complete, fully working product including hardware, software, and mechanical design all in one place. ✅ RF & Microwave Circuit Design ✅ RF System Design (Transmitter & Receiver) ✅ RF Front-End Design ✅ RF Power Amplifier Design (Low, Medium & High Power) ✅ LNA (Low Noise Amplifier) Design ✅ RF Filters Design (Bandpass, Low-pass, High-pass) ✅ Impedance Matching & RF Tuning ✅ Antenna Design (Patch, Monopole, Dipole, Custom) ✅ Antenna Simulation & Optimization ✅ Antenna Testing & Performance Measurement ✅ Wireless Communication System Design ✅ RF Signal Chain Development ✅ Frequency Planning & Spectrum Analysis ✅ PCB Design (Single Layer, Double Layer, Multilayer) ✅ High-Speed PCB Design ✅ RF PCB Layout & Controlled Impedance Design ✅ Schematic Design & Circuit Layout ✅ PCB Design using Altium Designer, KiCad & EasyEDA ✅ Gerber File Generation & Manufacturing Support ✅ Design for Manufacturing (DFM) & Assembly (DFA) ✅ PCB Debugging & Optimization ✅ Electronic Circuit Design ✅ Analog Circuit Design ✅ Amplifiers & Signal Conditioning Circuits ✅ Sensor Interface Circuit Design ✅ Power Electronics Circuit Design ✅ Hardware Troubleshooting & Debugging ✅ Embedded Systems Design ✅ Embedded Hardware Development ✅ Microcontroller-Based System Design ✅ Microcontroller Programming (STM32, ESP32, Arduino, AVR) ✅ Embedded C & C++ Development ✅ Firmware Development ✅ IoT Device Development (WiFi, LoRa, ESP32) ✅ Raspberry Pi-Based Projects ✅ FPGA Design & Development ✅ Verilog / VHDL Based Design ✅ Digital System Design on FPGA ✅ Simulation & Timing Analysis ✅ FPGA Prototyping & Testing ✅ Electromagnetic Simulation (HFSS, CST, ADS) ✅ Circuit Simulation (LTspice, PSPICE, MATLAB) ✅ EM & RF Co-Simulation ✅ Signal Integrity & EMI/EMC Analysis ✅ Hardware Prototyping ✅ Product Development from Concept to Prototype ✅ Functional Testing & Validation ✅ Performance Measurement & Optimization ✅ Test Results Analysis & Reporting ✅ Technical Writing (Engineering Reports & Documentation) ✅ Research Paper Writing (IEEE Format) ✅ Project Documentation & Reports ✅ RF & Electronics Content Writing ✅ Complete Product Design (Hardware + Embedded + RF + FPGA) ✅ Prototype to Production Support ✅ Real-World Testing & Field Validation ✅ Engineering Simulation & Optimization

I am a professional PCB Design Engineer with 6+ years of experience delivering production-ready hardware designs for commercial and industrial applications. I work on a wide range of PCB projects — from simple boards to complex multi-layer systems — with a strong focus on reliability, manufacturability, and performance. In addition to general PCB design, I have solid experience in Industrial IoT systems, including LTE/NB-IoT devices, RS485/CAN Bus communication, Battery Management Systems, RF Designs and low-power sensor nodes. 🔧 What I Can Help You With: Schematic & PCB design (2-layer to multi-layer) HDI Design as per Design Complexity and space contraints Hardware development from concept to production BOM creation & cost optimization (JLCPCB/LCSC ready) PCB redesign, debugging & performance improvement Prototyping & manufacturing support ⚡ Advanced Experience In: ESP32, STM32, Nordic (nRF52 series) LTE / NB-IoT (Quectel, Sequans, Ubox) RS485 / Modbus, CAN Bus communication Low-power design (battery & solar-based systems) Power supply design (buck/boost, LDOs) RF-aware layout & antenna considerations Track Record: Top Rated Plus Freelancer (Top 3% on Upwork) 100% Job Success Score 120+ completed projects 98% 5-star reviews $100K+ total earnings Tools I Use: Altium Designer EasyEDA (Standard & Pro) KiCad What You Can Expect: Clean, well-documented schematics Industry-standard PCB layout practices Design aligned with manufacturing requirements Clear communication and reliable delivery If you have an idea, existing design, or need improvements in your hardware, feel free to reach out I’ll be happy to discuss your project.

Senior Embedded Systems Engineer | IoT Developer | Wearable Technology Specialist | PCB Design Expert Your Trusted Partner for End-to-End Embedded Solutions: Delivering Production-Ready Hardware and AI-Integrated Systems in Weeks, Not Months. With 5+ Years of Expertise and 50+ Successful Projects in Wearable Tech, Industrial IoT, and Custom PCB Design. **100% Job Success Score | Same-Day Response Guarantee ** My core expertise includes: - Custom PCB Design & Rapid Prototyping - Wearable Technology Development (Medical Devices, Fitness Trackers, Smart Textiles) - Low-Power Firmware Development (C/C++/Python) for ESP32, STM32, Raspberry Pi, nRF52840 - TinyML & Edge AI on Microcontrollers (TensorFlow Lite, Edge Impulse, Scikit-learn) - Industrial IoT & Wireless Connectivity (BLE, LoRa, Zigbee, Cellular) - Cloud Integration & Data Management (AWS IoT, Google Cloud, MQTT, REST APIs) I don't just code—I architect scalable, energy-efficient, intelligent embedded systems that drive real business value. 💡 What I Deliver: Comprehensive Full-Cycle Development ✅ 1. Wearable Technology & Medical Devices - FDA-Compliant Wearables (ECG Monitors, Fitness Trackers, Thermoelectric Coolers, Health Sensors) - Ultra-Low Power Optimization for 3x Extended Battery Life - Flexible PCB Designs for Comfortable, Durable, Wrist-Worn Devices - Biomedical Signal Processing with Real-Time Analytics and AI Integration ✅ 2. End-to-End IoT Solutions From Single-Node Sensors to Scalable Networks: - Firmware in C/C++/Python (Bare-Metal, RTOS, Linux-Based) - Secure Cloud Connectivity (AWS IoT, MQTT, WebSockets) - Custom Real-Time Dashboards for Data Visualization (Grafana, InfluxDB) ✅ 3. Custom PCB Design & Prototyping High-Performance, Manufacturable PCBs Tailored for: - Low-Power Wearables and Medical Devices - Industrial Sensor Nodes with IP67/IP68 Ratings - RF/Wireless Systems (BLE, LoRa, Cellular) Tools: Altium Designer, KiCad, Eagle, Fusion 360 Capabilities: - Multi-Layer Designs (4+ Layers) with Impedance Control - DFM/DFA Optimization for Seamless Mass Production - Rapid Prototyping via 3D Printing and CNC Milling ✅ 4. TinyML & Edge AI Deployment Machine Learning on Resource-Constrained Devices for: - Predictive Maintenance (Vibration, Thermal Anomaly Detection) - Smart Sensors (Voice Recognition, Motion Tracking, Environmental Monitoring, Biometrics) - AI-Enhanced Wearables for Real-Time Health and Fitness Analysis Tech Stack: TensorFlow Lite, PyTorch, Edge Impulse, Scikit-learn ✅ 5. Python for Embedded Systems Leveraging Python Beyond Firmware: - AI/ML Model Training & Deployment (TensorFlow, PyTorch) - Automated Testing Frameworks (PyTest, Robot Framework) - Data Analysis & Visualization (Pandas, Matplotlib) - Medical Device Validation and Clinical Testing Protocols 🚀 Proven Project Portfolio: From Concept to Market Launch 🏆 AI-Powered Sports Tracker (TinyML + ESP32) | $12,000 Budget Challenge: Accurate Real-Time Swing Analysis for Baseball Training Solution: Deployed CNN Model on ESP32 with 98% Accuracy and IR Beam Detection Integration Impact: Accelerated Product Launch by 3 Months, Boosting Client Competitiveness 🏆 Thermoelectric Wrist Cooler (Wearable Tech + PCB Design) Challenge: Efficient Cooling in Compact, Low-Power Form Factor Solution: nRF52840 MCU with Peltier Module, Custom Flexible PCB, and Thermal Management Impact: Extended Battery Life by 200%, Enabling All-Day Comfort for Users 🛠️ Technical Stack - Hardware: ESP32, Arduino, STM32 (U5/H7/F4), nRF52840, Raspberry Pi - Software: C/C++, Python (Embedded & ML), Rust - AI/ML: TensorFlow Lite, PyTorch, Edge Impulse, Scikit-learn - Cloud: AWS IoT Core, Google Cloud IoT, InfluxDB, Grafana - PCB Tools: Altium Designer, KiCad, Fusion 360, LTspice 🌟 Why Clients Choose Me for Embedded Systems, IoT, and Wearable Projects ⚡ One-Stop Solution Provider - Eliminate the Need for Multiple Specialists: I Handle Schematic Design, PCB Layout, Firmware, AI Integration, Cloud Setup, and Mobile Apps ⚡ Demonstrated Reliability - 100% On-Time Delivery Across 50+ Projects - Zero Failed Prototypes Through Rigorous Simulations and Testing - Clean, Documented Code with Git Version Control for Easy Maintenance ⚡ Exceptional Communication & Support - Same-Day Responses (Within 6 Hours) - Weekly Milestone Reviews with Video Demos and Progress Reports - Comprehensive Technical Documentation Included - 90-Day Post-Delivery Warranty with Ongoing Consultation 🔥 Ready to Bring Your Embedded Vision to Life? Schedule a FREE 30-Minute Strategy Session Today, Including: -Technical Feasibility and Risk Assessment -Customized Timeline with Milestone Deliverables -Tailored Technology Stack Recommendations -Cost-Saving Strategies and ROI Projections Available Now for New Projects—Guaranteed Working Prototype in 2-3 Weeks. 👉 Click "Invite to Job" or Message Me to Get Started!