Staff Data Scientist
SIXT - Bengaluru, Karnataka October 2020 to Present
Led strategically important DS projects through their complete ML lifecycle. Also responsible for solution research and team mentoring.
Achievements/Tasks
- Delivered a sustainable margin uplift of > 3% using elasticity-based pricing models
- Built a faster and more reliable AB testing framework solving problems in traditional AB testing like peeking, high sample variance, independence of p-values and effect sizes, etc.
- Improved demand forecasting error using Bayesian hierarchical models
- Developed a price-demand relationship model from natural price variations data using GMM to handle price endogeneity Languages
- Implemented ML-driven simulations to optimize long-term inventory planning
Lead Data Scientist
Thoughtworks - Bengaluru, Karnataka September 2018 to October 2020
Led DS teams and collaborated with other cross-functional teams to build and deliver comprehensive solutions, with DS as a key component.
Achievements/Tasks
- Retail: Delivered an average margin increase of €9K per month per store using a SARIMAX-based price- demand model
- Retail: Built a risk control strategy in absence of the test data by defining custom metrics for model's stability
- Consulting: Improved search results' relevance considerably using word2Vec, hierarchical clustering with hashing, and tf-idf
Senior Data Scientist
Happiest Minds - Bengaluru, Karnataka October 2015 to September 2018
Worked on multiple goal-specific projects in varied industries and domains - retail, insurance, education and energy.
Achievements/Tasks
- Retail: Designed and automated product recommendations
- Energy: Implemented time series forecasting on high-frequency data (minute level)
- Insurance: Build risk-based pricing using claim propensity and time-to-claim models
- Insurance: Automated damage identification in electronic devices using transfer learning on Inception model
- Education: Developed a prediction pipeline to handle incremental grades data
- Built R Shiny and Tableau dashboards for multiple clients to give them actionable business insights
