Tai N.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

- 12+ years experience on Linux/QNX/FreeRTOS embedded C/C++, Linux Kernel development, Device Drivers, Firmware development for ARM cores, ESP32, STM32, Arduino, NXP - 8+ years experience on the Robot Operating System (ROS) and FastRTPS on devices: Camera Leopard USB3.0, LiDAR, RPLIDAR-A2 (rplidar A2), RPLIDAR-A3 (rplidar A3) - Expertise NVIDIA Framework, GMSL camera protocol, Cross platform - Expertise C/C++, Link Listed, Stack/Queue development, C++/Python OOP, Python scripting(Regex parsing) - Proficient on debug and troubleshooting (JLink debugger, GDB, GDB server, pdb, ...) - Proficient on hardware architecture and Software development progress - Experience on Linux kernel: Develop new drivers, integration, cross compile, build, deploy - Proficient on MCU: ARM core, ESP32, STM32, Arduino, X86_64. My responsibilities : Full-stack software developer( Device drivers/Firmware development, Web server(C++, PHP, JSON), UI front-end(JS, AJAX, JQUERY, JSON) ). Language programming: Strong C/C++, Python, PHP(Server Back-end), NodeJS, JavaScript(Front-end UI), C#, Verilog/VHDL. Technical skills: Real Time OS, Device Drivers/Firmware development, Embedded system, IoT, Automotive, FastRTPS, ROS deployment, ROS apps, Google Protocol Buffer, JSON, OOP, Autonomous self-driving cars, Makefile, CMake, Bazel. Environment development: Linux, QNX, window. English skill: Fluent writing, reading and listening .