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I will do lorawan, lora mesh, uwb, ble, wifi, nfc, rfid, mqtt, http and iot sensor, iot
Pro Embedded Electronic Hardware and Firmware Engineer
Hello! I’m Hai Dang Pham, a Hardware & Firmware Engineer with over 5 years of experience in electronics and embedded systems. I specialize in hardware design and firmware development for STM32, ESP32,...
Level 1
Has met certain performance criteria and shows strong potential in the marketplace.
About this Gig
ELECTRONICS HARDWARE DESIGN
- Schematic Design (SCH): Power electronics, analog, digital, and RF systems (WiFi, 3G/LTE, GPS, etc.)
- PCB Layout: 112 layers, high-density routing, impedance control, and high-speed design techniques
- CAD Tools: Altium Designer, KiCad
- High-Speed Systems: Experience with SoCs featuring DDR3/DDR4, PCIe, SATA, Gigabit Ethernet, and PoE
- IoT & Embedded Applications: Smart-home systems, computer peripherals, and industrial interfaces (USB, RS-232, RS485)
FIRMWARE DEVELOPMENT
- Languages & Platforms: C/C++, MicroPython, Arduino; development on ESP32, STM8, STM32, nRF52, EFR32, Raspberry Pi
- Wireless Protocols: BLE, Bluetooth Mesh, ZigBee, UWB, LoRa, LoRaWAN, NB-IoT, 4G-LTE, WiFi Mesh, NFC, RFID
- IoT Communication: MQTT, HTTP/REST, and cloud-connected sensor networks
PROJECT EXPERIENCE
- BLE/BLE Mesh networks using ESP32 and nRF52
- WiFi Mesh systems on ESP32
- NFC applications on STM32, ESP32, and Arduino
- Wireless sensor networks using NB-IoT / 4G-LTE (SIMCom, Telit modules)
- LoRa / LoRaWAN / LoRa Mesh sensor and gateway systems
- UWB localization and positioning applications
- IoT sensor systems with MQTT/HTTP protocols for data monitoring and control
