What a data scientist actually does
A realistic day involves cleaning raw data, selecting features, training models, and evaluating results. Common tools include Python, Jupyter notebooks, SQL for data extraction, and version control. Data Scientists typically report to a senior analyst, a lead engineer, or a product manager depending on the organisation. The work blends independent coding with collaboration across product, engineering, and leadership teams.
How to become one — the qualification route
The qualification route in India
The qualification route in India typically begins with a bachelor’s degree in engineering, statistics, mathematics, or a related field. Core subjects should include programming, probability, and statistical methods. After a degree, many aspirants pursue online courses to build applied skills. No national licence is required to work as a Data Scientist, but employers expect demonstrated competence in machine learning, data wrangling, and communication of results.
| Stage | What it takes | What you can do after it |
|---|---|---|
| Degree | Bachelor’s in engineering, statistics, or mathematics with coursework in programming and probability | Entry-level data or analytics roles |
| Specialisation | Online courses in machine learning, deep learning, or MLOps | Applied positions or further coursework |
| Portfolio | Project work using real datasets and models | Job applications or freelance assignments |
Regulated professions have statutory entry requirements. Always confirm current rules with the relevant council or university before enrolling anywhere.
Skills the role runs on
Which online courses actually help
Which courses help
Online courses genuinely add practical skills on top of a degree or self-study. They cannot replace a licensed qualification where one is required by regulation, such as a government-recognised certification for certain actuarial or financial roles. The courses below fit the Data Scientist career and are taken straight from the supplied data.
| Course | Provider | Price | What it adds |
|---|---|---|---|
| Introduction To Python Programming | Udemy | Free | Python fundamentals for beginners |
| Python for Data Science and Machine Learning Bootcamp | Udemy | Not published by the provider | Machine learning and data science applications |
| Deep Learning Specialization | Coursera | Not published by the provider | Deep learning and neural networks |
Courses for data scientists
See all data scientists courses →| Course | Provider | Rating | Price | Why pick this one | |
|---|---|---|---|---|---|
| 100 Days of Code™: The Complete Python Pro Bootcamp | Udemy | 4.7★ | ₹459 | Highest rated (4.7★ from 437.4K reviews) | View ↗ |
| Automate the Boring Stuff with Python Programming | Udemy | 4.7★ | ₹509 | Quickest to finish (9.5 hours) | View ↗ |
| The Complete Python Bootcamp From Zero to Hero in Python | Udemy | 4.6★ | ₹459 | Most popular — 2.2M learners | View ↗ |
| The Data Science Course: Complete Data Science Bootcamp 2026 | Udemy | 4.6★ | ₹509 | All Levels · 32.5 hours · certificate | View ↗ |
| Introduction To Python Programming | Udemy | 4.5★ | Free | Free — and still gives a certificate | Start free ↗ |
| Python for Data Science and Machine Learning Bootcamp | Udemy | 4.5★ | ₹579 | All Levels · 25 hours · certificate | View ↗ |