PORTFOLIO

Data Analytics

5 end-to-end case studies. Each follows the full analyst workflow: extract → clean → transform → analyse → visualise → report to management.

🎫ITSM Service Desk Analytics

32.4% of tickets breached SLA — one team was the root cause.

Analysed 4,508 Q1 tickets from ServiceNow. Identified Team A as the primary SLA breach driver at 39% — 14 points above the 25% contract threshold. Built breach-rate pivot by team × priority and presented a 3-action remediation plan to IT management.

4,508
Tickets
32.4%
Breach Rate
39%
Team A
SLA ComplianceBreach RateTeam PerformanceCSAT
💳Payment Fraud Detection

3 flags predicted 85% of fraud. The pattern was already in the data.

Built a 7-factor risk scoring model across 5,000 transactions. Foreign IP + New Device + After-Midnight combination flagged 18% fraud rate vs 6.2% baseline. Delivered precision/recall analysis and regional risk map to Risk Management.

5,000
Transactions
85%
Detected
7.4%
KL Rate
Risk ScoringPrecision/RecallRegional Analysis2FA Policy
👗Fashion Retail Analytics

RM 24,000 trapped in dead stock. All the same 2 sizes.

Analysed 450 SKUs across Women, Men, and Accessories. XS and XXL fell below the 20% dead-stock threshold while M and L hit 68–72%. Proposed procurement ratio shift and markdown trigger policy.

450
SKUs
RM 24k
Dead Stock
-8.9%
Erosion
Sell-ThroughDead StockMarkdownInventory
✈️Travel Operations Analytics

Two destinations bleeding RM 80,000/year. Nobody had noticed.

Reviewed 800 tours across 7 destinations. Switzerland (+12.4%) and New Zealand (+9.8%) overran every quarter — 47% of total overruns from 21% of volume. Vendor E identified. Delivered repricing and reallocation strategy.

800
Tours
RM 80,400
Overrun
31.2%
Margin
Cost OverrunVendor PerformanceMarginRepricing
Cafe Profitability Analytics

Most popular drink was least profitable. Matcha told a different story.

Processed 4,000 POS transactions for full year 2024. Matcha generated 47.8% of total profit from only 22% of orders. Top CLV customers were all Matcha buyers. Proposed loyalty card and staff upsell training.

4,000
Transactions
47.8%
Matcha Share
67.8%
Best Margin
Contribution MarginCLVProduct MixLoyalty