Automl

A/B Test Results for Search OKR Experiments

Search OKR: E-commerce Deals / Price 2.0 Ranking Optimization

Delivered measurable search ranking OKR impact at Bucketplace through 4 production A/B experiments (3 winners shipped), achieving +11.17% buyer conversion on category pages and +7.35% deals exposure on store search.

MOHPER Framework Architecture (Figure 1, CIKM Paper)

Multi-Objective Model Hyperparameter Optimization for E-commerce Search

Built a multi-objective hyperparameter optimization framework for e-commerce search at Bucketplace, launching tuned parameters 5x+ on SERP and 3x+ on CPLP for CTR/CVR gains. Accepted to CIKM'25 Applied Research Track.