Harvey Jhuang

Backend Engineer •  Taipei,TW  •        

Harvey Jhuang is a backend engineer who believes in "Data-driven" and has a keen observation to find valuable insights. Moreover, He is a highly proactive and fast learner who always makes good use of his free time to enhance his ability through online courses or books. Most importantly, he is always up for the challenge, so he is willing to take difficult tasks!


Hard Skills

  • Golang
  • Python
  • MySQL
  • Kafka
  • Hadoop
  • Elasticsearch
  • Docker
  • Git

Soft Skills

  • Good team player
  • Strong problem-solving ability
  • Self-learner
  • Highly stress resistant
  • Great presentation


  • Chinese (native)
  • English (TOEIC 835)


Backend Engineer at 天堂遊戲 (Paradise Soft),2018 / 01 - Now

  • Duties:
    • Design and build Business Intelligence System with Golang.
    • Build a data pipeline system with Kafka to Extract-Transform-Load(ETL) data automatically (the largest brand has 30 million orders per month).
    • Calculate probability for all casino games and recommend the best odds. Besides, we find 63 games with abnormal odds to prevent our client further loss.
    • Maintain and improve the Operating System, especially on MySQL index tuning.
  • Achievements:
    1. Save clients' time by automatically generating financial reports for them
    2. Support clients to make the best business strategy by our BI system
      ex. warning our clients while there is a game with an abnormal loss 
    3. Design a cache server to support fast, flexible and real-time updating queries for huge data. - querying for about 50 million rows of data to get statistics only takes 100 milliseconds. - querying for about 50 million rows of data with ordered output only takes 2 seconds.

Experiences 00 00@2x 504900dc09d82f711fdb54cf5763251cab5193a844856da978b2b8f3907ecd5a

Data Analyst at 早餐吃麥片 (Morning Shop),2016 / 10 - 2018 / 01

  • Duties:
    • Manipulating, cleansing & processing data with python and SQL.
    • Analyzing raw data and drawing conclusions.
    • Preparing data reports and reporting to colleagues & senior managers.
    • Carrying out specified data processing and statistical techniques.
    • Advising on the suitability of methodologies and suggesting improvements.
  • Achievements:
    1. Use the Apriori algorithm to find the best combination of products and the sales of the new product set is 7 times more than the sales of the old one. 
    2. Calculate repurchase rate for each product and find a strategy to increase members' repurchase rate 5%.
    3. Build customer segmentation and VIP system to increase members' average purchase times from 1.43 to 1.74.
    4. Based on the behavior of members, find the best time for app push and increase the conversion rate from avg. 1.7% to avg. 2.3%.
    5. Calculate net promoter score (NPS), customer lifetime value (LTV) and cohort analysis to check the health of our eCommerce.

Experiences 00 00@2x 504900dc09d82f711fdb54cf5763251cab5193a844856da978b2b8f3907ecd5a

Intern at 台灣工銀證券 (IBT Securities),2013 / 07 - 2013 / 09

  • Duties
    • Prepare and present daily securities analysis report.
    • Deal with routine administrative affairs
  • Achievements: 2nd place of IBT securities intern programs

Experiences 00 01@2x 6daa47d1df70d315f129dcecdd562003831581c4cdd8f9c819aa22d4a24ae150


Master of Finance

National Chi Nan University, Nantou, Taiwan

Sep. 2013 - Jan. 2015

Bachelor of Finance

National Chi Nan University, Nantou, Taiwan 

Sep. 2009 - Jun. 2013

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