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Raviroshan147/README.md

Hi, I'm Ravi Roshan Kumar


✨ About Me

"Turning raw, decoupled data streams into high-fidelity business intelligence frameworks."

I am a forward-thinking Data Analyst and Freelancer focused on designing scalable cloud data architectures, relational modeling, and advanced business telemetry. I specialize in breaking down complex multi-sector organizational metrics into automated, optimization-ready analytics engines.


πŸ› οΈ Tech Stack & Ecosystem

🧠 Data Engineering & Languages

πŸ“Š BI & Visualization

☁️ Cloud Infrastructure

⚑ Architecture & Automation


πŸš€ Flagship Architecture: The 7-Sector Enterprise Pipeline

Instead of standard flat spreadsheets, I have built a decoupled Star Schema Relational Framework spanning a 365-day transactional horizon across 7 diversified business verticals.

πŸ“Š Tactical Data Discovery & Insights

🏒 Business Unit πŸ” Analytical Discovery πŸ’‘ Actionable Engineering Leverage
Digital Marketing Agency Meta and YouTube Ads weekend traffic surges by 40%. Highest baseline Conversion Rate and ROI are delivered via Google Search and LinkedIn B2B campaigns. Shift brand awareness budgets to Meta/YouTube channels exclusively during weekend windows; lock down lead generation budgets on Google Search.
Hospital Management OPD footfall peaks inside General Medicine. However, 65% of absolute commercial revenue is centralized in Cardiology and Orthopedics IPD surgical admissions. Deploy a dedicated TPA insurance desk for networks like HDFC Ergo and Star Health to accelerate claim processing cycles and secure cash-flow liquidity.
School Performance Strong linear correlation between Student Attendance % and Final Exam Grades. 30% of students dropping below 75% attendance show critical failures in Math/Science. Trigger automated parent alerts via n8n workflows for low-attendance thresholds to execute academic recovery before term completion.
CA Corporate Firm Statutory Corporate Audit delivers maximum profit margins but exhibits the longest Turnaround Time (TAT), averaging 18-22 days, locking up invoice realizations. Inject dynamic staffing schedules during peak corporate audit pipelines to compress processing cycles and eliminate statutory late-fee risks.
Coal Trading (Dhanbad) G4 Grade (High CV) coal yields premium per-ton profit margins (15-18%). G11/G13 grades drive high volumes but face compressed spreads due to fixed β‚Ή400/ton Clean Energy Cess charges. Optimize enterprise margins by reallocating 60% of procurement capital toward high-margin G4/G7 e-auction linkages.
Coal Logistics Fleet Diesel fuel consumption absorbs 42-45% of gross freight revenue. Jharia Colliery to Bokaro Steel corridor yields peak revenue but triggers highest weight shortage penalties. Install digital fuel logs and GPS tracking to eliminate pilferage, and enforce strict weighbridge monitoring protocols at loading hoppers.
Pharma Retail Operations OTC allergy and antipyretic products double in sales during monsoon and winter shifts. Chronic metabolic maintenance drugs drive 40% of solid repeat store revenue. Mitigate capital loss by pushing targeted 8% discounts to chronic care cohorts for inventories within a 60-day expiry threshold. Maintain seasonal buffers 15 days in advance.

πŸ“ˆ GitHub Metrics & Analytics


🀝 Let's Connect & Collaborate

⚑ Fun Fact: This entire cloud enterprise architecture portfolio was managed, engineered, and deployed utilizing smartphone protocols and edge-cloud computing!

πŸ“ Integrated Enterprise Project Portfolio (Sectors 1-7)

Here is the complete catalog of individual pipelines implemented inside the Enterprise Medallion Hub. Click on any sector card below to explore its data model, source files, and SQL engines:

πŸ“’ 01. Digital Marketing Pipeline

Automated multi-channel ad funnel analytics managing dynamic impressions, CTR%, and programmatic ROAS mapping.

πŸ₯ 02. Hospital Management Analytics

Patient intake telemetry, dynamic billing engine, and TPA insurance claim liquidation optimization matrices.

🏫 03. School Academics & Fee Engine

Data-driven student performance monitors mapping correlations between attendance % and critical exam failures.

βš–οΈ 04. CA Firm Operations Ledger

Corporate B2B client service trackers integrating dynamic GST 18% filing cycles and invoice ageing buckets.

πŸͺ΅ 05. Dhanbad Coal Trading Engine

High-volume commercial commodity deal logs evaluating per-ton pure profit spreads across G4-G13 energy grades.

🚚 06. Coal Fleet Logistics Tracker

RTO dumper tracking system managing payload weight leakages, route efficiencies, and diesel cost components.

πŸ’Š ⭐ 07. Flagship Pharma Retail Network Engine

Advanced Point-of-Sale logs with relational joins governing active shelf-expiry matrices and safety-stock inventory buffers.


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  1. multi-sector-conglomerate-data-pipeline multi-sector-conglomerate-data-pipeline Public

    Production-grade data engineering pipeline simulating 1-year of transactional data across 7 diversified business sectors using a fully decoupled Star Schema (Fact/Dim) architecture in Python.

    Jupyter Notebook 1

  2. Raviroshan147 Raviroshan147 Public