Hi, I'm Raseduzzaman Ruman, a passionate and results-driven PCB Design Engineer with 6+ years of experience transforming innovative ideas into production-ready, reliable electronic hardware. I’ve successfully delivered PCB designs for IoT devices, power electronics, industrial control systems, and RF/high-speed communication boards. Whether you're a startup prototyping your first product or an established company optimizing for production, I’m here to help you reduce costs, improve performance, and accelerate time-to-market. If you have a clear idea and need a dedicated expert to turn it into a manufacturable PCB, I’ll support you through every phase—from schematic capture to final testing. Core Services ✅Schematic Capture & Component Selection ✅ Multilayer PCB Layout (2–12 Layers, impedance controlled when required) ✅Power Electronics Design (DC-DC, SMPS, BMS) ✅RF & High-Speed PCB Design (USB, Wi-Fi, BLE, GSM, GPS, etc.) ✅ Microcontroller-Based PCB Design with multiple analog and digital sensor integration ✅ DFM Review & Optimization ✅ Gerber, BOM, Pick-and-Place File Generation ✅ Redesign, Reverse Engineering, Cost Optimization ✅ Prototyping & Production Support ✅Ordering PCB & PCBA from JLCPCB or PCBWay. Tools & Platforms I use ⚙️ PCB CAD Software: ✅Altium Designer, Autodesk Eagle, EasyEDA, KiCad ⚙️ Simulation Software: ✅ LTSpice, PSpice, Proteus, Multisim, TINA-TI, Fritzing ⚙️ Firmware (for hardware validation): ✅Languages: C/C++, Python ✅IDEs: Arduino IDE, Platform IO, STM32CubeIDE ⚙️ Communication Protocols: ✅Proficient in microcontroller and sensor communication through I²C, SPI, UART, RS-232, CAN, 1-Wire, I²S. ⚙️ Wireless & IoT: ✅Proficient in integrating IoT protocols like BLE, Wi-Fi, GSM, GPS, Zigbee, and Lora. ⚙️ Testing & Debugging ✔Test plan creation and validation ✔Fault resolution and root-cause debugging ✔User manuals and technical documentation ✔Full support during product testing and iteration Why Clients Choose Me ✔ 6+ years of proven PCB design success across industries ✔ Precision layouts with signal and power integrity best practices ✔Circuit validation through simulation and datasheet-based analysis ✔Effective collaboration with firmware & MCAD teams ✔ Strong sourcing knowledge and BOM cost control ✔ End-to-end support from design to production ✔ Timely delivery, transparent communication, and full project ownership ✔NDA-ready and IP-respectful work ethic Let’s Build Something Great Together If you're looking for a skilled PCB design expert who can bring your electronic product to life with precision and speed—let's talk! ✅ Click "Invite to Job" or send me a message to discuss your project today!