Sheng-wen Tsai
Sr. Business Intelligence Engineer at Roku
New Taipei, Taiwan
Summary
👤
Senior🎓
Top SchoolSheng-wen Tsai is a senior Business Intelligence Engineer with 11 years of experience building large-scale data pipelines, ETL systems, and analytics platforms across Hadoop, GCP, and AWS ecosystems. Currently at Roku, he previously led end-to-end data engineering at EMQ and 17.Media, where his schema redesigns and performance tuning cut redundancy and boosted query speed by up to 50%. He combines hands-on skills in real-time and batch processing (Apache Beam, Pub/Sub, Spark), data modeling, and visualization (QuickSight, DataStudio) with a mentor’s mindset for growing teams. Based in New Taipei, Sheng-wen is known for being relentlessly resourceful—able to translate high-volume logs and complex business questions into actionable dashboards and measurable metrics.
11 years of coding experience
4 years of employment as a software developer
Master Institute of Communications Engineering Institute of Communications Engineering, Master Institute of Communications Engineering Institute of Communications Engineering at National Chiao Tung University
Chinese, English
Github Skills (11)
jupyter-notebook10
autoencoder10
deep-learning8
tensorflow8
java7
playframework6
jvm6
scala6
reactive5
restful5
web-framework2
Programming languages (1)
Github contributions (5)
c1mone/gradle-template
Jan 2015 - Feb 2018
Contributions:2 PRs, 8 pushes, 5 branches in 3 years 2 months
c1mone/c1mone-blog
Nov 2016 - Jun 2017
Contributions:103 pushes, 2 branches in 7 months
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