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Selected work / 12 · Retail analytics

ATLAS BI

A source-grounded preview of an end-to-end retail intelligence platform: data engineering, business analytics, and four machine-learning workflows.

INTERACTIVE DATA PREVIEWVerified source row counts · not distinct orders · repository private for now

Behavior events

20.69M

Raw event rows across the source files

Purchase events

1.287M

Purchase-event rows; not confirmed orders

Coverage

5 months

October 2019 through February 2020

Dataset volume

Monthly source records

Counts are from the original monthly files.

4,102,283Oct ’19
4,635,837Nov ’19
3,533,286Dec ’19
4,264,752Jan ’20
4,156,682Feb ’20

Dataset: REES46 eCommerce Events History in Cosmetics Shop. The source does not provide order IDs, costs, returns, stock levels, or customer locations. The preview therefore avoids claiming profit, distinct order totals, inventory optimization, or geographic results.

01

Data pipeline

Chunked validation, quality checks, Parquet, DuckDB and reproducible lineage.

02

Business analytics

Sales, product, customer and session-based basket views through a secured API.

03

Predictive models

Forecasting, inactivity-proxy classification, customer segments and anomaly triage.

04

Responsible insights

Validated question intents and explicit limitations; no unrestricted generated SQL.