Hao Aaron Sim

Data Scientist at Lenovo · Demand forecasting

Lenovo

Singapore · SGT (UTC+8)

1+ years experience

University of Malaya

English, Mandarin

Messaging unavailable

Overview

I work on demand forecasting at Lenovo in Singapore. Wrote the metric definitions the leadership team reviews every week. Home cook with strong opinions about biryani.

Good reasons to reach out

Second opinions on time series decisions

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Agency or outsourcing pitches
Survey or panel invitations

Answers in batches on Fridays

Skills

Pythoninventory optimisationSparkProphetSQLtime series

Experience

Data Scientist
Mar 2026 - Present
Lenovo · 7 mo · Full-time · Singapore
- Wrote the metric definitions the leadership team reviews every week.
- Reduced stock-outs by 24% in the first season.

References

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Education

University of Malaya
BSc, Physics
2021 - 2025

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