■ Developed and debugged the SDK regarding functions for IP cameras on SoC platforms [w. C, Embedded Linux, GDB, Git]■ Addressed and debugged tasks including video/audio streaming (https-flv/NGINX/WebSocket/ALSA), video pipeline, multithreading, security (w. cppcheck/flawfinder), & buildroot packages update

■ Developed and debugged the firmware for magnetic bearing compressor central air conditioning systems with STM32F407 MCU & CubeIDE. Dealt with FreeRTOS, UART, PWM, ADC, & DMA. Dived into the low-level knowledge on STM32 HAL & ARM [w. C] ■ Developed & debugged lightweight & tailored PC-based serial communication Modbus RTU protocol master device code in Python with module pySerial, using UART & RS-485 to interface with a STM32F407 MCU as the Modbus slave device, which was written in C.… Show more ■ Developed and debugged the firmware for magnetic bearing compressor central air conditioning systems with STM32F407 MCU & CubeIDE. Dealt with FreeRTOS, UART, PWM, ADC, & DMA. Dived into the low-level knowledge on STM32 HAL & ARM [w. C] ■ Developed & debugged lightweight & tailored PC-based serial communication Modbus RTU protocol master device code in Python with module pySerial, using UART & RS-485 to interface with a STM32F407 MCU as the Modbus slave device, which was written in C. Debugged with CubeIDE, oscilloscope, multimeter, & serial debug app. Version control with GitHub [w. Python, C, & Git]■ Crafted a PC-based GUI by PyQt5, which communicates with the STM32F407 MCU, with an oscilloscope-like dynamic line chart using MVC (model–view–controller) framework and user-defined slot functions to enhance maintainability [w. Python & Git]■ Maintained the IoT devices (Raspberry Pi & routers) for the 50+ central air conditioning systems sold in Taiwan● 3 CS-related courses (ARM & Networking) on Coursera (by ARM & Google) (2 here): - (1) (10/2023) ARM | Armv8-M Architecture Fundamentals [w. ARM]- (2) (09/2023) Google | The Bits and Bytes of Computer Networking Show less

■ Handled administration tasks in 911 Dispatch Center of Taichung City Fire Bureau■ Streamlined the food ordering process with a Pyton program and SOP

▶ Junyi Academy is a renowned NPO/E-Learning platform funded by Google with 100 million USD in 2019■ Cut costs by 50% on historical data on GCP BigQuery by modifying the SQL code using partitioning and clustering with GitLab. Wrote detailed documentation analyzing the rationales and pros and cons of partitioning and clustering on BigQuery [w. SQL & Git]■ Elevated the webpage traffic of the public dashboard by 10% via renovating it by MS Power BI, and tested it on Heroku with… Show more ▶ Junyi Academy is a renowned NPO/E-Learning platform funded by Google with 100 million USD in 2019■ Cut costs by 50% on historical data on GCP BigQuery by modifying the SQL code using partitioning and clustering with GitLab. Wrote detailed documentation analyzing the rationales and pros and cons of partitioning and clustering on BigQuery [w. SQL & Git]■ Elevated the webpage traffic of the public dashboard by 10% via renovating it by MS Power BI, and tested it on Heroku with Flask Show less

■ Translated and edited the English articles regarding Tableau, business intelligence, and BI applications on Medium & Facebook■ Carried out B2B SEO (search engine optimization) for the articles of Tableau on the company’s Medium

■ Supported an Asperger syndrome student pass the Mathematics’ 3rd year course Complex Analysis in the summer term with a B under NTHU counseling center

• Operated the grand piano classroom for 30+ piano users

• Managed administrative duties and instructed 10+ club members in Jiu-Jitsu techniques

• Hosted 5+ piano concerts. Organized orientation sessions, group meals, and more for 30+ club members

• Managed administrative duties and instructed 20+ club members in Chinese Boxing (Sanda) techniques

• Organized orientation sessions, group meals, weekend outings, and more for 15+ club members

• Managed administrative duties and instructed 10+ club members in Jiu-Jitsu techniques