// PRODUCTION DEPLOYMENTS & ARCHITECTURAL CASE STUDIES · SECTION 04

Flagship Systems & Production Impact

Technical architecture breakdowns of production systems, projects, and repositories this candidate has attached to their dossier.

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SYSTEM 01 // PROJECTRole: FEATURED PROJECT

E-Commerce Sales & Customer Segmentation

Cleaned and analysed 96,477 real orders from the Olist dataset across 9 product categories and 3 years of transaction data to uncover revenue and behaviour trends. Applied statistical clustering (KMeans) to segment customers into 4 actionable groups (Champions, At-Risk, Hibernating, Lost) with a Silhouette Score of 0.525; found the top 20% of customers drove ~62% of revenue — a pricing/retention-relevant insight.

TechnologyPython
StackPandas
PlatformScikit-learn
OutcomeSegmented customers into 4 actionable groups with a Silhouette Score of 0.525, finding the top 20% of customers drove ~62% of revenue.Self-reported
Metric 02—Pending
Metric 03—Pending
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SYSTEM 02 // PROJECTRole: FEATURED PROJECT

Tech Industry Layoffs & Data Science Salary Analysis

Cleaned and standardised 746,809 records across 1,703 companies (2020–2025) using advanced SQL (CTEs, window functions, CASE WHEN) to answer 8 business questions on trends, geography and funding. Cross-referenced with a salaries dataset and identified 14 companies that shut down despite raising substantial funding, with activity spiking after the ChatGPT launch — visualised across 12 queries with Seaborn.

TechnologyPython
StackSQL Server
PlatformPandas
Metric 01—Pending
Metric 02—Pending
Metric 03—Pending
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// RECRUITMENT & ADVISORY ENGAGEMENTS

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