Payal Choudhary
Data Scientist at Walmart || IIT Bombay \'23
- Role
- Data Scientist at Walmart Global Tech
- Location
- Mumbai, MH, IN
- LinkedIn followers
- 500 followers
About Payal Choudhary
I specialize in leveraging AI, machine learning, and data-driven solutions to address…
Experience
Data Scientist
Jul 2023 — Present
Commission Program• Applied NSGA-II, price sensitivity index & LightGBM to find comm thresholds, solving for ROI & GMV• Analyzed price effects with covariance, implemented CatBoost; utilized Pyspark & R to process datasetsGenerative AI• Implemented a multi-batch pipeline for 30M+ items, using Llama-3.1-8b-Instruct to detect category mismatches• Benchmarking various open-source models for answer faithfulness, context relevancy, analyzing cost & latencyMagicPrice • Developed multi-objective knapsack optimizers to predict suggested, floor & ceiling prices, maximizing sales• Implemented parallel processing with Dask, ensuring efficient handling & scalability for over 1B+ itemsAchievements • Initiated patent filing for price sensitivity index, demonstrating innovations in pricing strategy models• Honored with the Bravo and Excellence award for impactful contributions and technological innovations across diverse projects
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