
Zain Abbas
Electronic Product Development, PCB Design, Schematic Design, Embedded Systems
Kompetenzen

Meine Dienstleistungen


Portfolio
Arbeitserfahrung
Electronic Product Development Engineer
Upwork • Freiberufler
Jul 2026 - Present • 0 mos
• Electronic Product Development from concept to production • Hardware Architecture & System Design • Analog & Digital Circuit Design • Schematic Design • Multi-Layer PCB Design (2–16 Layers) • High-Speed PCB Design (DDR, PCIe, USB, Ethernet, CAN) • Signal Integrity & Power Integrity Optimization • Embedded Hardware Development • ESP32, STM32, Raspberry Pi & FPGA-Based Systems • IoT Product Development • Power Electronics & Battery Management • Sensor Integration & Wireless Communication • Design for Manufacturing (DFM) & Design for Assembly (DFA) • Prototype Validation & Hardware Testing • Manufacturing Documentation (Gerber, BOM, Pick & Place) Technologies & Tools Altium Designer • KiCad • EasyEDA • Eagle • PADS • DipTrace • LTspice • Proteus • Multisim • STM32 • ESP32 • Raspberry Pi • Xilinx FPGA • CANBUS • Ethernet • USB • SPI • I²C • UART • BLE • WiFi • LoRa • GPS/GNSS
PCB Reverse Engineering Specialist
Freelancer.com • Freiberufler
Aug 2022 - Present • 3 yrs 11 mos
Reverse engineered PCBs from images, PDFs, and physical boards Recreated accurate schematics and improved existing designs Performed circuit analysis and design optimization Delivered clean, production-ready PCB layouts
PCB Design Engineer
Upwork • Freiberufler
May 2021 - Jul 2026 • 5 yrs 2 mos
Designed schematic and PCB layouts using Altium, KiCad, and EasyEDA Developed single, double, and multilayer PCBs for embedded systems Generated Gerber files, BOM, and manufacturing-ready designs Optimized signal integrity, routing, and power distribution