Zara Tabassum Ansari

Overview

Based in Bengaluru. I lead demand forecasting at Marble Robotics. Cut forecast error from 34% to 6% across 3832 SKUs. Replaced 32 hand-built dashboards with one metrics layer people trust. Most at home with inventory optimisation and Spark. I read too many books about cities.

Answers in batches on Fridays

Experience

1. Head of Data

   Mar 2025 - Present
   Marble Robotics · 1 yr 7 mo · Full-time · Bengaluru, India
   • Built the forecasting models now used in 12 product decisions a quarter.
   • Wrote the metric definitions the leadership team reviews every week.
   • Replaced 106 hand-built dashboards with one metrics layer people trust.
2. Senior Data Scientist

   Sep 2021 - Dec 2024
   EY · 3 yr 3 mo · Full-time · Bengaluru, India
   • Taught SQL to 171 non-analysts.
3. Analytics Manager

   Oct 2017 - Jun 2021
   HCLTech · 3 yr 8 mo · Full-time · Bengaluru, India
   • Built the forecasting models now used in 12 product decisions a quarter.
   • Cut forecast error from 30% to 6% across 2743 SKUs.
4. Data Analyst

   Nov 2014 - Oct 2017
   Wipro · 2 yr 11 mo · Full-time · Bengaluru, India
   • Taught SQL to 127 non-analysts.
   • Reduced stock-outs by 40% in the first season.
5. Data Analyst

   Oct 2012 - Nov 2014
   Postman · 2 yr 1 mo · Contract · Bengaluru, India
   • Wrote the metric definitions the leadership team reviews every week.

No references yet.

Education

1. VIT Vellore

   B.Tech, Computer Science
   2008 - 2012