Singapore, Singapore
Data Transfer
Backend @ TikTok Live - Design and develop microservices for 1. Offline User Segmentation Service (billions of TikTok users each with hundreds of labels) 2. Online User Targeting Service (1M+ QPS, P99 latency of 30+ms) 3. Realtime List Service (60M+ QPS, with local cache, bloom filters and Redis)
Shopee Apprentice Program(SAP) batch 2021 - Built Customer Lifetime Value model that calculates and predicts the lifetime value brought by each user - Performed customer segmentation on all Shopee Malaysia FMCG users to categorise users with different behaviours - Fulfilled data request by different departments using SQL
- Worked on a neural machine translation model to generate Best Representative Query (BRQ) for each image given its descriptions - Worked on colourisation model using pix2pix to learn the 'colorisation style' of different contributors and then infer on new grayscale images - Developed an API using express js that extracts color palette from an input image.