PROFESSIONAL EXPERIENCE
Career & Background
May 2021 - Present
PRINCIPAL DATA SCIENTIST, GOJEK
- Deployed machine learning models in production and compared performance with existing models using A/B switchback experiments
- Developed monitoring and alerts systems to keep track of health of production models using tools like BigQuery, Data Studios, airflow and python
- Evaluated impact of product rollout by designing randomized experiments, performing hypothesis testing and showcasing results to stakeholders
- Currently serving as the data science representative in marketplace architecture group, responsible for good design & architecture of tech products
Feb 2021 - Apr 2021
SENIOR MANAGER, AMERICAN EXPRESS
- Lead a young team of 4 analysts, responsible for US Merchant Marketing Analytics
Mar 2019 - Jan 2021
MANAGER, AMERICAN EXPRESS
- Supporting merchant marketing through advanced analytics and machine learning with the aim of increasing the perception of coverage and warm acceptance
- Created models for predicting spend decline for merchants and providing appropriate marketing treatment
- Built a prioritization model to identify the right population to contact using high-touch channels like telephone calls and visits
Feb 2018 - Feb 2019
ASSISTANT MANAGER, AMERICAN EXPRESS
- Managed a team of analysts for B-School Competition with the objective of recruiting the best talent for Amex
- Independently managed technology vendor relationship and ensured end-to-end development, testing & usage of Campus Website/App
- Mentored and guided new joinees ensuring on-time error free delivery of their initial projects
- Partnered global team of consultants and delivered strategic insights for large Amex Merchants
Apr 2016 - Jan 2018
BUSINESS ANALYST, AMERICAN EXPRESS
- Build Machine Learning Models to predict specific customer life events and identify customers who are most likely to respond to marketing offers - GBM, Sequence Mining, Collaborative Filtering
- Provide custom consulting to clients across industries using a mix of advanced analytics & business knowledge
- Deliver solutions for geographical expansion, purchase cycle, customer acquisition, market analysis and customer profiling among others
Jul 2011 - Apr 2012
SOFTWARE ENGINNER, HEWLETT PACKARD
- Designed & implemented highly scalable & flexible test harness framework
- Optimized test harness firmware to run from a small memory, reducing the total testing time
- Studied the build process for firmware & investigated possibilities of reducing boot time
