Skill Path

Data Scientist (2021 version)

Learn Python and SQL and build the skills you need to query, analyze, and visualize data.

Includes SQL, Python 3, NumPy, pandas, matplotlib, scikit-learn, and more.

To start this Skill Path, upgrade your plan.
1,139 learners enrolled
  • Skill level

  • Time to complete

    Approx. 160 hours
  • Certificate of completion

  • Prerequisites


About this skill path

Companies are looking for data-driven decision makers, and this Career Path will teach you the skills you need to become just that. You’ll learn to analyze data, communicate your findings, and even draw predictions using machine learning. Along the way, you’ll build portfolio-worthy projects that will help you get job-ready.


21 units • 85 lessons • 64 projects • 56 quizzes
  • 1

    Welcome to the Data Scientist Career Path

    Start off with an overview of what you’ll cover in the Data Scientist Career Path, projects you’ll build, and resources you’ll benefit from.

  • 2

    Getting Started with Data Science

    Start with a quick introduction to Data Science: what it is, how it works, and how it’s shaping the future of the technology industry.

  • 3

    Python Fundamentals

    Learn the fundamentals of Python from syntax to modules.

  • 4

    Python Portfolio Project

    Use your understanding of Python syntax to sort and analyze data about U.S. medical insurance costs!

  • 5

    Data Acquisition

    Learn about various methods of acquiring data.

  • 6

    Data Manipulation with Pandas

    Gain an overview of data manipulation and data analysis with pandas, and introduce Python lambda functions.

  • 7

    Data Wrangling and Tidying

    Most data scientists spend the bulk of their time preprocessing data. Learn how to do it right.

The platform

Hands-on learning

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Projects in this skill path

  • Project

    Python Syntax: Medical Insurance Project

    Use Python to calculate medical insurance rate costs!
  • Project

    Python Functions: Medical Insurance Project

    In this project, you will write a Python function that estimates medical insurance costs.
  • Project

    Python Control Flow: Medical Insurance Project

    Use Python control flow to provide advice on how individuals can lower their medical insurance costs.

Reviews from learners

  • The progress I have made since starting to use codecademy is immense! I can study for short periods or long periods at my own convenience - mostly late in the evenings.
    Codecademy Learner @ USA
  • I felt like I learned months in a week. I love how Codecademy uses learning by practice and gives great challenges to help the learner to understand a new concept and subject.
    Codecademy Learner @ UK
  • Brilliant learning experience. Very interactive. Literally a game changer if you're learning on your own.
    Codecademy Learner @ USA

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How it works

Skill paths help you level-up

  1. Get a specialized skill

    Want to level up at work? Gain a practical, real-world skill that you can use right away to stand out at your job.
  2. Get step-by-step guidance

    We guide you through exactly where to start and what to learn next to build a new skill.
  3. Get there quickly

    We’ve hand-picked the content in each Skill Path to fast-track your journey and help you gain a new skill in just a few months.

Ready to learn a new skill?

Get started on Data Scientist (2021 version) with a free Codecademy account.

What's included in skill paths

  • Practice Projects

    Guided projects that help you solidify the skills and concepts you're learning.
  • Assessments

    Auto-graded quizzes and immediate feedback help you reinforce your skills as you learn.
  • Certificate of Completion

    Earn a document to prove you've completed a course or path that you can share with your network.