Kane Wei

Software Engineer with 6+ years of experience, specializing in Golang. Over 1 year of experience in team leadership. Proven ability to thrive in agile teams. Highly self-motivated & results-driven.


 Backend Engineer

Taipei，TW • [email protected] • (+886) 907942298

 National Taiwan University of Science and Technology - Bachelor of Science in Computer Science 2013-2017

Professional Experience

Backend Engineer, 2021/09 – 2024/05

Playsee

Major Contribution:

  • Team Lead
    •  Developed a recommender chatbot using OpenAI API and Qdrant, leading the architecture and design of the RAG system and chatbot algorithms, and successfully released it to production within 3 months.
     Reduced average API response time by 60%
     Improved recommendation accuracy from 53% to 95%
     Managed team budget, ARPU & ACPU
     Developed 5 microservices & managed a team of 8, including 3 backend developers, 1 full-stack developer, 2 AI specialists & 2 SREs.
  • Senior Backend Engineer 
    •  Led the development of a comprehensive review system, including automated review of videos, images & text, along with 20+ related tools, improving reviewer work efficiency by 30%
     Developed application server & recommender system
     Redesigned a recommendation algorithm that improved performance by 70% & increased user lifecycle time by 13%
Technical Detail:
  • Golang, Python & Google App Script
  • Spanner, Bigtable, Redis & Qdrant
  • Elasticsearch
  • LLM & RAG
  • GCP & GKE

Backend Engineer, 2020/04 – 2021/08

Lucky Money Technology Co., Ltd

Major Contribution:

  • Improved performance by 90%
  • Integrated BigQuery, Splunk & Google Apps Script for operational analysis
  • Integrated Elasticsearch for log services
  • Conducted data analysis for DAU, WAU, MAU, User lifecycle time, ARPU & ARPPU
Technical Detail:
  • Golang
  • MySQL, BigQuery, Splunk  & Google App Script
  • Elasticsearch
  • AWS EC2 & AWS RDS

Full-Stack Developer, 2019/05 – 2020/02

Wavenet Technology 
Major Contribution:
  • Led the development of an advertising reporting system
    •  Integrated Facebook & Google Ads APIs to retrieve ad account & report data
     Normalized data across Facebook & Google reports
     Migrated the database from MongoDB to PostgreSQL
  • Developed an authentication system using OAuth 2.0
  • Achieved over 80% unit test coverage
Technical Detail:
  • Node.js with Egg.js
  • MongoDB & PostgreSQL
  • React Redux
  • Docker

Game Developer, 2017/11 – 2019/03

Chinese Gamer International Corp
Major Contribution:
  • Developed mobile games & tools using Unity3D
  • Integrated third-party SDKs
  • Deployed resources & applications
Technical Detail:
  • C# & Lua
  • Tapjoy, Liapp & AppsFlyer sdk integration
  • Jenkins
  • Git & Gitflow
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