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Harry (Po-Jui) Chen

An Olympiad medalist having fast learning ability and great passion for solving complex problems and learning new things, with 4+ years of experience in a software start-up as full-stack engineer, data scientist and project manager.

Full-stack Engineer, Data Scientist, Project Manager
Taipei, Taiwan
[email protected]

Education

National Taiwan University, B.S., CSIE (Computer Science and Information Engineering), Sep 2015 - Jun 2019

  • Doing research and industrial projects in Shou-de Lin's MSLab for 2 years.
    • Research area: Attention model in NLP & Few shot object detection in Computer Vision.
  • AI Projects
    • ICU admission prediction based on patient's vital sign time series data
      • Rank 2 in the final project of SDML (Special Direction on Machine Learning) course
    • Rock formation classification and rock features (e.g. permeability) predictions for Formosa Petrochemical Corp.

Work Experience

Skysource Technologies, Taiwan, Oct 2015 - Jan 2020 & May 2020 - Present

Full-stack Engineer, Data Scientist, Project Manager, Business Development
  • Bonus System for a top travel retail company in Taiwan (billions of revenue in NTD).
    • Project lead & Full-stack development (including ETL and web service) for new features.
    • The system shortens the bonus calculation time from two weeks (2 people) to 2-3 days (1 person).
  • Track Access System for Aurizon (largest rail freight company in Australia) and Queensland Rail.
    • Project lead & Full-stack development for new features.
    • The system enables railroad field workers to safely apply for/suspend/release/transfer access to tracks for maintenance, involving complex business process and many sub-systems with high security requirement.
  • Illegal food ads detection AI for a law firm in Taiwan.
    •  Project lead and machine learning/deep learning model development/deployment.
    • The system can help food companies know which words/sentences are illegal or suspicious in their ads (e.g. involves medical efficacy), to avoid being fined after the ads is published.
  • Realtime CCTV raining detection AI for weather prediction company in Taiwan.
    • Project lead and Deep learning model development/deployment.
    • The system can notify landfill operators once it's raining near the landfill for them to do necessary process in time.
  • IC crack detection AI for a large semiconductor equipment manufacturer in Taiwan.
    • Deep learning model development
    • Use deep learning model to detect IC crack in the AOI process
  • Cross-platform sleep health management app for a healthcare startup in Taiwan
    • Project lead & Full-stack development, including cross-platform (Android & iOS) app development, bluetooth integration, CI/CD
    • The app can help users understands their sleep qualities precisely and provide customized advises
  • AOI software for probe card for a large semiconductor equipment manufacturer in Taiwan.
    • Development of algorithm and PoC software
    • The PoC software can measure several metrics and detect issues precisely and effectively on probe cards with chromatic confocal sensor
  • Business Development
    • Engage with companies from various industries to help them plan and introduce AI into their business

Hard Skills

Languages

  • C/C++: 5+ years
  • C# (.NET): 3+ years
  • Python: 5+ years
  • Javascript, HTML, CSS: 3+ years
  • Swift: <1 year
  • Dart: <1 year

Front-end

  • React.js, Next.js
  • React Native
  • Flutter (Android+iOS)

Back-end

  • Node.js, Express
  • GraphQL, Hasura
  • MSSQL, MySQL, PostgreSQL
  • SSIS, SSRS
  • Firebase

Machine Learning

  • Pytorch, Tensorflow
  • Scikit-learn
  • SVM, XGBoost, Clustering
  • Various NLP and CV deep learning models
  • Hyperparameter tuning
  • Deep learning model quantization

CI/CD

  • Jest
  • Selenium
  • Docker
  • Gitlab CI
  • Codemagic CI
  • Heroku

Others

  • Algorithm
  • TOEIC 970

Competitions

2019 TMU X MIT (Sana) Hackathon, Third Place

Use Reinforcement Learning to adjust ventilator setting to increase ARDS patients' survival rate

2018 TMU X MIT (Sana) Hackathon, Sixth Place

Predict whether a patient in ICU will have delirium based on vital sign, lab measurement and medication

2015 International Olympiad in Informatics (IOI), Gold Medal

Rank 21/322

2015 Asian Pacific Mathematical Olympiad (APMO), Silver Medal

Rank 48/299

2014 National Problem Solving Contest on Internet (NPSC), Second Place

2014 International Mathematical Olympiad (IMO), Bronze Medal

Rank 163/560

Soft Skills

Communication

  • I can provide constructive feedback when I think anything can be improved.
  • I'm humble, patient and friendly to people.

Adaptability

  • I'm curious about any new things and open-minded.
  • I'm self-motivated on working and learning.

Problem Solving

  • I'm skilled at critical thinking and logical reasoning.
  • I can analyze and solve a problem from multiple perspectives.

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