Gojek

• Built a time-series model that predicts the activity status of merchants weekly with an F1- score of 90%.
• Developed a BERT NLP classification model that classifies bilingual free-text retail items into 14
categories with an F1 score of 94%. Presented findings to hundreds of data scientists.
• Built a data pipeline that differentiates photos of premium restaurants and run-down eateries with an
accuracy of 84%.

Data Scientist

• Built a segmentation based on app activity on three dimensions – variety, intensity, frequency.
• Ran A/B tests on new app features such as promotion creation feature, self-onboarding materials and merchant loyalty program.
• Built and maintained metrics and dashboards for stakeholders across product and business teams.

Data Analyst

Land Transport Authority (LTA) Singapore

Developed a multiclass transportation mode classification model using data from phone sensors preprocessed with signal processing techniques (Fourier Transform) to achieve an F1-score of 82%.

Data Science Intern

Kuprion Inc

• Collaborated with a multi-disciplinary team to plan, run and analyze tests on a nano copper to fulfill customer requirements. 
• Prototyped and revamped company website using Figma, SquareSpace and CSS.

R&D Assistant

Fave

• Automated daily reports generation using VBA, reducing the lead time by half. 
• Critically analysed the performance up to 8,000 Fave Deals and merchandised top-performing Deals on Fave web and app platforms.

Marketing Analyst

Nanyang Technological University

• Investigated the knowledge transfer of engineering undergraduates.

Research Assistant

Xfers

• Automated the categorisation of inbound leads with Google Script
• Engaged in search engine optimisation for Xfers' landing pages

Marketing Executive

💡 Follow me for data science content + updates! 

Personal site: https://www.travistang.com
Twitter: https://twitter.com/_travistang
Medium: https://medium.com/@travis-tang
Enquiries: travistang.vh@gmail.com

🧑‍🏭 I'm a chemical engineer turned data scientist. I self-learnt everything I needed to become a data analyst/scientist through online courses. 

🤖 At work, I use machine learning and deep learning techniques to fight inappropriate content on the Gojek Merchant App. 

Techniques like computer vision, time-series analysis, natural language processing are my friends at work.

I also write about data science and data analytics. I share tips on python, SQL, and Google Sheets that saves me time.

I enjoy sharing my learning journey and knowledge. Let's connect and learn together!

Taplio

Travis Tang 's Linkedin Analytics

Travis Tang

What is Travis talking about?

Who is engaging with Travis