To Be a Data Scientist | Andres Vourakis | Substack

Your Data Science Library

A starting point for every step of your data science career.

Aug 17 • Andres Vourakis

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Recent posts

Want to Build AI-Powered Workflows That Make You Indispensable?

Be among the first to get ahead

19 hrs ago • Andres Vourakis

Why Your Data Science Degree Won’t Get You Promoted (and What Will)

3 mistakes I didn’t realize I was making

Sep 18 • The Fit Data Scientist

AI and the Data Science Job Market: What the Hell Is Actually Happening?

What aspiring, junior, and senior data scientists should know to stay future-proof

Sep 9 • Andres Vourakis

Testing the Limits of PandasAI (Part 2): Building a Semantic Layer For Better Insights

Helping PandasAI understand your business context

Sep 4 • Andres Vourakis

Ultimate Guide to Building a Data Science Portfolio (That Lands Interviews)

The best way to bridge the experience gap in 2025-2026

Aug 28 • Andres Vourakis

Testing the Limits of PandasAI (Part 1): What It Can (and Can’t) Do to Help Data Scientists

Using AI to optimize your analysis workflow

Aug 21 • Andres Vourakis

The "Duolingo Model" for Retention (and Why You Need One)

How product and tech teams can use a Duolingo-inspired model to understand, predict, and improve retention

Aug 16 • Andres Vourakis

Here is How to Structure your Data Science Resume (Examples for Every Background)

Learn exactly how to structure your resume depending on your background

Jul 17 • Andres Vourakis

The AI Agent Landscape: What Data Scientists Should Know (And Expect)

The ultimate guide to understanding and getting started with AI agents

Jul 10 • Andres Vourakis

How I'm Currently Upskilling as a Senior Data Scientist in Tech (2025 Edition)

Preparing for the age of AI and beyond

Jul 3 • Andres Vourakis

Survival Analysis Is Underrated: Why Every Data Scientist in Tech Should Learn It

Learn when and how to apply each method

Jun 26 • Andres Vourakis

3 Proven Strategies For Landing Your Next Data Science Promotion

Over the past 7 years, I’ve seen two types of people land promotions.

Jun 21 • Andres Vourakis

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