For this week’s #contraquest, I want to share the project that means the most to me. A Data Analy...

For this week’s #contraquest, I want to share the project that means the most to me. A Data Analy...For this week’s #contraquest, I want to share the project that means the most to me. A Data Analy...

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Ciro

• Jan 15

For this week’s #contraquest, I want to share the project that means the most to me.

A Data Analysis of the Film Noir Era (1940–1962)

On the surface, it’s a data pipeline: raw Excel, Python ETL, Tableau dashboard... The minor reason it’s special is that I stepped outside my comfort zone and used Tableau instead of my usual Power BI.

But the major reason is personal. This topic, American Film Noir, takes me back to my last year of high school, when I wrote a monograph on the genre’s Golden Age. Revisiting it now, through the lens of data analysis, felt like reconnecting with a piece of my past.

Check it out on my GitHub repo, or read the Medium article.

Data Science Data Analysis Tableau Data Visualization Microsoft Excel Python

Geethasree Naguboina

pro

• Jan 17

Love how you framed this as more than just a pipeline. Starting from raw Excel and layering Python + Tableau really shows the full analytical journey. The personal connection to Film Noir makes the insights feel much more grounded.

Ciro

• Jan 17

Thank you! 😊

Yevhenii Rozov

• Jan 16

🔥 Love this = clean analysis + very personal angle.

Ciro

• Jan 16

Thank you, Yevhenii!

Varghese C

• Jan 16

This is a beautiful example of how data becomes storytelling when personal passion meets technical rigor.

What stands out isn’t just the Excel → Python ETL → Tableau pipeline, but the intentional choice to step outside your comfort zone and reconnect with a formative part of...

Ciro

• Jan 16

Thank you, Varghese!

Harshal Palande

• Mar 23

📊 Sales Pulse: Beginner Power BI Analytics Dashboard 🚀

Data Analysis Excel VBA Microsoft Excel Data Visualization Microsoft Power BI

Harshal Palande

• Mar 23

ProcureSmart Dashboard 📈🛒✨

Data Analysis Data Visualization Microsoft Excel Microsoft Power BI

Ganesh Singh

• Mar 23

Profit Intelligence Dashboard | Power BI

Built an end-to-end Power BI dashboard focused on identifying profit leakage and margin inefficiencies at a product level.

This dashboard goes beyond tracking revenue and highlights where high-performing products are actually underperforming in terms of profitability.

Key Highlights:

Clear visibility into Total Sales, Profit, and Profit Margin

Identification of loss-making and underperforming products

“Revenue vs Profit” analysis to uncover hidden opportunities

Breakdown of top and lowest margin products

Actionable insights like:

High revenue ≠ high profit

Pricing and cost inefficiencies

Products driving losses despite strong sales

Impact: Helps businesses shift focus from just revenue to profit-driven decision making, enabling better pricing, cost control, and product strategy.

Microsoft Power BI Business Analysis Data Analysis Microsoft Excel SQL

Geethasree Naguboina

pro

• Mar 24

The Revenue vs Profit quadrant chart is the standout feature here — separating hidden opportunities from underperformers and profit drivers in one visual makes margin analysis instantly actionable. The insight that -275% margin exists despite strong sales volume is exactly the...