Arthur Lin

Experience

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  FiguredBass

  Aug 2012 - Oct 2013

  Web Developer

  Company Description: Using machine learning to help students in music talented classes to learn Harmony and Voice Leading.Responsibilities:1. Back-end Development & Database Maintenance Programming Language: PHP, MySQL Algorithm: High-order HMM, Viterbi, Dynamic Programming Framework: CodeIgniter2. Front-end Development Programming Language: javascript, jQuery, HTML, CSS Framework: Foundation

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  Every8D

  Nov 2013 - Apr 2015

  Mobile Developer

  Company Description: Building a private social network application for large companies and government institutions.Responsibilities:IOS research and development related to IM system, Enterprise social networking, LBS ... etc

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  BoniO Inc.

  Apr 2015 - Apr 2017

  Data Scientist / Web backend

  Company Description: Building a gamification educational web platform called PaGamO. Providing interesting learning environment for students and powerful study-diagnosis tool for teachers.Responsibilities:1. Data Team Leader a. Analyzing user behaviours and system performance. i. Analysing different users’ behaviours in different worlds, classes, divisions … etc. ii. Using student performance in real world to verify the reliability and validity of our system. b. Using item response theory (IRT) to build an evaluation model to achieve adaptive learning. i. Calculating the function that describes the relationship between student performance and question difficulty. ii. Establishing a rank system with higher reliability and validity. iii. Creating a recommender system which will give questions according to students’ ability. iv. Providing the growth curve of each student’s performance for teachers. 2. Rails Engineer (Back-end) a. Maintain and develop website back-end api b. Database management and performance tuning Show less

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  Intowow Innovation

  Apr 2017 - Dec 2018

  Data Engineer

  Company Description: The world’s first decentralized AI-driven mobile ad solution, by the largest in-app video monetization platform.Responsibilities:1. Big Data Streaming and Cleaning: Using Spark and AWS services to develop a data center which processes Terabyte of data per day.2. Machine Learning and Time Series Analysis: Training a model to predict the impression capacity and building an ad selection strategy to maximum the total revenue. 3. CI / CD Infrastructure: Using AWS code-pipeline, data-pipeline and cloudformation to build a CI/CD framework for our services. Show less

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  SmartNews, Inc.

  Aug 2019 - Oct 2019

  Data Engineer
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  AppWorks School

  Dec 2019 - Jul 2022

  Web Backend Instructor
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  Google

  Sept 2022 - now

  Software Engineer