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Certified Kubernetes Administrator

The Linux Foundation

A Web developer in JavaScript stack, mainly React.js, TypeScript, Node.js, also experienced in GraphQL, 
databases in MySQL, MongoDB, web server development in Python stack, and Google Cloud Platform

Research Field:
Time series analysis (EMD, EEMD) On Relationship between Climate Components and the frequency in certain time period (JieQi, 節氣)

National Taiwan University

Web Developer

Mark Tsai

CloudMile 萬里雲

Full-Stack Engineer

Full stack applications development:

• LBS for business inspection and push notification for activations like discount
  - Stack: React.js, Google Map, Firebase, BigQuery, Flask
  - Google Map maker clustering for 3000 points in one screen and heatmap rendering optimization
  - Build FrontEnd from scratch
  - Assistant backend to develop and debug BigQuery queries, etc.
  - Documentation for deploying

• OCR service for invoice detection
  - Stack: React.js, Flask, Firebase, Google Vision API
  - APIs for authentication, image data CRUD, etc.
  - Most of FrontEnd layout: code base stacks from scratch, form Validation (JSON schema),  table data rendering, etc
  - Mentor colleague to develop backend

• Social media monitoring tool for news and platforms
   -  Stack: Vue.js -> React.js, Django, ElasticSearch
   -  Main FrontEnd development
   -  Rewrite whole FrontEnd layout by only myself
   -  Dashboard to inspect trends with bar chart, line chart and wordcloud
   -  Design schema for settings for  user states of selected news sources and the periodicity to fetch data
   -  Extend user states in Django user table
   -  Some of backend API developments in Pandas

• Time series data dashboard
   - Stack: Next.js, MySQL
   - Design the schema for different data source
   - Build FrontEnd from scratch
   - Setting state chain to mutate the data in time series from Frontend

• Chatbot for purchasing products
  - Stack: Dialogflow ES, Python, MySQL, Cloud Function
  - Design whole schema for store categories, product sizes and extended features for complex customization
  - Build webhook to receive request for different stages and process the user request for sizing and feature choosing in chat flow
  - Process customer's excel and image into Cloud SQL and Cloud Storage
  - Mentor colleague to develop webhook

• Tools to generate reports in GCP
- Stack: Python, Cloud Function


Training experience:

• Assist trainer to take hands-on tutorial in Qwiklab for Google Cloud
• Sharing Dialogflow ES, CX to oversea branch 



台灣台北市

https://www.facil.app

Full-stack development of a video education platform:
• Developed React components
• Developed in isomorphic JavaScript application with React and Node.js
• Developed GraphQL API and integrated with Redux
• Developed MongoDB schema for large features with diagram
• Developed customized reports for enterprise with MongoDB aggregation
• Built microservices using Docker
• Handled RWD issues
• Handled Livestream issues
• Handled search engine issues
• Communicated with UI/UX and PM to develop features
• Helped colleagues to resolve issues and master skills

Bonio, Inc.

Software Engineer

- Full stack JavaScript Developer (Node.js, jQuery, AngularJS)
- Web Developer (Bootstrap, Stylus)
- Python crawler development and maintenance.
- Java back-end maintenance.

The followings are projects involved or involving:

Risk Management Systems of Banks in Taiwan.
- Development on three major services, configuration setting and report generation functions  in Node.js and SQL. 
- Extension to the Java-based one (Java 6, Tomcat 6.0) for email notification and user information modification history, etc.

http://www.jinma.today/ 
- Website for the topics of Golden Horse Award, a Chinese film award.
-  Full-Stack development and maintenance（Node.js, jQuery, Bootstrap RWD）

http://500startups.tw/
- Front-End development

http://www.100gps.cc  (2014/07  -  2016/12，old version)
-  Full-Stack maintenance and development (including RESTful API) (Node.js,  AngularJS (1.x),  jQuery)
-  Algorithm back end development and maintenance (Java).
-  Crawler for university admission list (Python).
-  Database development and maintenance.

http://video-blog.hi-on.org.tw
- Online video platform of politics, owned by Peng Ming-Min Foundation.
- Front-End development on video lists and "About" page for Mr. Peng. (Bootstrap).

http://www.hi-on.org.tw
- Index album and page "About" (關於我們).

https://shoptw.furbo.com/ (old version)
- Cashflow API integration.

nextDrive (old version)
- Cashflow API integration.



Mark Tsai’s posts