Muhammad U.
Electronics Engineering
What I Can Help You With ⚡Component Selection & Sourcing MCU/SoC, FPGA, PMIC, RF, GPS, sensors, passives with calculations. Cross-ref, cost optimization, LCSC/DigiKey/Mouser sourcing, EOL/NRND mitigation. 🔋Power Design LDO, buck/boost, Li-ion/LiPo, PMICs, protection (OVP/OCP/UVP), thermal, sequencing. 📡RF, GPS , Wireless & UWB BLE, WiFi, Zigbee, LoRa, NFC, LTE/5G, GSM, GNSS, antenna & RF layout, SIM interfaces. 🔌High-Speed & Mixed Signal USB, Ethernet, LVDS, SPI/I2C/UART/CAN/RS485, ADC/DAC, SI/impedance. 📐 Schematic & PCB Decoupling, protection, stack-up, EMI/EMC, routing, DFM. 🔒 MCU/FPGA & Bio-Signal Integration STM32, ESP32, nRF52, RP2040, i.MX RT, ATSAMD21, XC7A50T-FTG256, XC6SLX45-FG484, ADS1299IPAG, SX1276, SIM7600,SIM7080G, BG95M1LA64S, GNS NEO-M8N — pin mapping, boot, clocks, OTA/security. 📊 Sensors & Analysis IMU, pressure, temp, gas, bio-sensing; power, filters, battery life. 🏭 Production Ready BOM, Gerbers, CPL, bring-up. ✍️ Docs & Proposals **7+ years delivering production-grade hardware with real engineering depth.**
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $3.4k
Billed in all: $38,777$39k
$306 in the last 6 months
Across 118 contracts
Earnings, last 30 days
Skill rankings: Top 15% in C++
Ranked by MRR among everyone on Upwork with the skill.
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