Data Science Roadmap 2021: Learn To Become a Data Scientist

Data Science Roadmap

In this roadmap for data science learning, you can understand different verticals for data science the areas you need to focus on if you are getting started with data science.

Here is the Data Science roadmap diagram.

data science roadmap

Let’s look at each vertical and related resource to get started.

Programming Language

It is very important to master a programming language related to data science. Following are the recommended resources to get started.

  1. Introduction to Python (Datacamp)
  2. Grokking Data Science (
  3. Complete Python Bootcamp (Udemy)
  4. Python for Data Analysts (Pluralsight)
  5. Introduction to R (Datacamp)
  6. Getting Started With R (Edx)

Data Analysis

Data analysis is a very important vertical in data science. it helps in finding meaningful data by analyzing multiple sources of data. The data source and type of data could be different from org to org. Normally data collection happens through multiple sources to form a data lake.

There are many data management strategies used based on data classification.

Following are the recommended tracks to get started with data analysis.

  1. Data Analyst with Python (Datacamp)
  2. Introduction to Data Analytics for Business (Coursera)
  3. Data, Analytics and Learning (Edx)
  4. Intro to Data Analysis (Udacity)
  5. Data Analytics Using Python (Futurelearn)

Data Visualisation

Data visualization transforms massive amounts of processed data into meaningful visuals for the key stakeholders in the business. A business analyst can make use of this useful information to find opportunities for business growth.

Following are the good resources to get started with data visualization.

  1. Data Visualization with Python (Datacamp)
  2. Data Visualization: A Practical Approach for Absolute Beginners (Edx)
  3. Learning Python for Data Analysis and Visualization (Udemy)
  4. Data Visualization Nano degree (Udacity)

Machine Learning

For all predictive analyses, machine learning is the key part. ML deals with data Classification, Regression, reinforcement learning, Deep learning, Dimensionality Reduction, Clustering, etc.

Get started with the following recommended machine learning resources.

  1. An Introductory Guide to Data Science and Machine Learning
  2. Machine Learning A-Z™: Hands-On Python & R In Data Science (Udemy)
  3. Introduction to Machine Learning Course (Udacity)
  4. Machine Learning with Python: from Linear Models to Deep Learning (Edx)
  5. Introduction to Machine Learning (Datacamp)
  6. AI and Machine Learning Algorithms Using Python (Futurelearn)

Mathematics For Data Science

Mathematics is the foundation of all the key data science processes. It includes Statistics, Linear Algebra, Differential calculus, etc. Get started with the following resources.

  1. Mathematics for Data Science Specialization (Coursera)
  2. Linear Algebra for Data Science in R(Datacamp)

Web Scrapping

Web scraping is an added skill for any data science engineer. It is one of the common use cases you come across when working with data. Tools like Beautiful SOAP, Scrappy, URLLIB makes it easier for web scrapping. Here are the resources you can get started with web scrapping.

  1. Web Scraping in Python (Datacamp)
  2. Learn Web Scraping with Python from Scratch (Udemy)
  3. Web Scraping: Python Data Playbook (Pluralsight)

Data science is an exploding topic in google trends. Here is the google trends data for data science.

data science trends

Best Platforms to Learn Data Science

A good data science curriculum-guided learning can speed up the learning process and avoids lots of confusion. Also by interacting with the learning communities in the platform can help you figure our issues when you start doing hands-on labs.

Here is the list of the best platforms to learn data science.

  1. Datacamp – A dedicated platform for learning data science
  2. Udemy Data Science Courses

Frequently Asked Data Science Questions

When it comes to data science, it is not possible to answer all the questions in a simple way. People get into specific specializations in any one of the verticals we listed above. However, we try to answer or provide you with a reference for the common data science-related questions

How to become a data scientist?

Data scientists deal with most of the technologies related to data analysis. So there is no single answer. It depends totally on which specialization of data science you want to pursue. Here is a great article on this topic for your reference.

To put the long process short, here is what you have to do

  1. Get started with data science related technologies.
  2. Get specialization in a specific skill.
  3. Get some practical experience working on a publicly available project or enroll a course with a real-word project. There are many data science courses available with real-world data science project building tracks.
  4. Build a very good resume.
  5. Create a Portfolio. A blog would be great. You can publish your experiences and learnings there.
  6. Get Interviews

What skills are needed to be a data scientist?

The common skillsets required for data science it programming, data analytics, machine learning, Maths related to statistics, analytics, etc.

What is Data Scientist Salary?

The average Data scientist salary is $96,072 as per payscale

However, as per datajobs the salary range of a data scientist is between $85,000-$170,000


In this data science roadmap, we have seen the key pillars of data science and related resources to get started with it.

This is a growing list as new tools and technologies emerge every day to accommodate different use cases in data science. Please let us your thoughts in the comment section for adding more insights to the article.

Also, check out the best data science courses from different e-learning providers.

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