What are the best online courses for aspiring Data Scientists?

Data science is one of the most in-demand domains, with companies across the globe investing in data analytics to drive decision-making.

As organizations all around the world are transitioning towards a more data-led approach of working, and availability of skilled Data Scientists cannot keep up with its demand.

According to multiple industry surveys, data science roles are some of the fastest-growing and highest-paying in the tech world. But breaking into this field requires a unique blend of skills, something that a high-quality data science course can help you achieve.

This is where the online courses come in.

Online courses offer flexibility, a structured curriculum, and hands-on experience to prepare you for a career in data science. Among these options, Great Learning stands out as a provider of industry-recognized, high-quality data science programs.

This guide will break down the skills you need, the types of courses available, and the best data science courses from Great Learning to help you start your journey.

Key Skills Every Data Scientist Needs

To excel in data science, a well-rounded skill set is crucial. Here are some of the core skills you’ll need to develop:

1. Programming Languages

Python and R are the most commonly used programming languages in data science. Python, in particular, is essential for data manipulation, analysis, and visualization.

2. Data Manipulation and Cleaning

The majority of a data scientist’s time goes into preparing data for analysis. Skills in SQL and Python libraries like Pandas and NumPy are vital for this step.

3. Statistical Analysis and Mathematics

A math approach is needed to understand probability, statistics analysis, and linear algebra to analyze data patterns and develop predictive models.

4. Machine Learning

From regression to neural networks, machine learning algorithms help data scientists predict outcomes and make data-driven recommendations.

5. Data Visualization

Data Scientists may use tools such as Matplotlib, Power BI or Tableau to visualize data and explain what they have found to stakeholders who are non-technical.

6. Practical Experience through Projects

Employers value hands-on experience. Engaging in real-world projects during your course helps you build a portfolio and enhances your problem-solving skills.

You can check out our free courses to start your learning at no cost.

• Step by step guide to become a data scientist Free Course.
• Introduction to Data Science Free Course.
• Data Science Foundations Free Course.
• Python for Data Science Free Course.
• R for Data Science Free Course.
• Data Preprocessing Free Course.
• SQL for Data Science Free Course.
• Data Visualization with Power BI Free Course.
• Data Visualization using Tableau Free Course.
• Machine Learning with Python Free Course.

Want to master these skills? 
Explore Great Learning’s data science courses, designed to cover each essential area with real-world applications.

Also, explore the top options for beginners in data science with ‘What is the Best Online Data Science Course for Beginners?‘

Types of Data Science Courses Available

Data science courses cater to various skill levels and career goals:

1. Introductory Courses for Beginners

If you’re just starting, look for courses that introduce programming, basic statistics, and data handling.

2. Intermediate and Advanced Courses

These are suited for individuals with prior programming knowledge or experience in data analytics. Great Learning offers courses that dive deep into machine learning, data manipulation, and predictive modelling, often with project-based learning to build real-world skills.

3. Specialized Courses

If you have a specific interest, such as business analytics or artificial intelligence, you may benefit from a specialized course. Great Learning’s programs in AI & Machine Learning, as well as Business Analytics, provide targeted skills to excel in niche fields.

Not sure where to start? 
Great Learning’s free foundation of data science course can help you decide which level is best for you.

Also discover if MIT’s data science courses are right for you!
Dive into ‘What are the Best Data Science Courses Offered by MIT?‘

Why Choose Online Courses for Data Science?

Online courses seem to be the most commonly adopted pathway for transitioning into data science as they bring a few key benefits:

• Flexibility: Since you control when and where to study, it is suited for working individuals.

• Access to Expert Instructors: Many online courses are taught by industry professionals and faculty from top universities. Great Learning, for example, partners with institutions like UT Austin and Great Lakes to bring the best teaching expertise to its programs.

• Networking and Community Support: Quality online courses often have active communities where you can connect with instructors and peers. Networking is a vital aspect of career growth in data science, and Great Learning offers strong community support through mentorship, peer interactions, and networking events.

• Cost-Effective Learning: Compared to traditional in-person programs, online courses are generally more affordable without sacrificing the quality of education.

Experience the benefits of online learning with Great Learning’s flexible and affordable data science courses.

Best Data Science Courses From Great Learning

Here’s a breakdown of some of the best courses Great Learning offers for aspiring data scientists:

1. PG Program in Data Science and Business Analytics

• Overview: This is a full 12-months program for beginners to interim-order levels covering all topics starting from data visualization to machine learning.
• Curriculum: Key topics include Python programming, data manipulation, machine learning, and real-world analytics projects.
• Features:
  • Dual certification from UT Austin and Great Lakes.
  • Access to 15+ tools like Python, SQL, and Tableau.
  • Real-world projects and capstone assignments, including case studies from companies like Netflix and Spotify.
• Learning Options: Choose between self-paced and live classes.

2. PG Program in Data Science and Engineering

Ideal for beginners and freshers in India looking to enter the data science industry with practical skills and experience. 9-month online program.

Key Highlights

• Duration: 9 months (online), designed for beginners.

• Skills Covered:
  • Programming & Data Analysis: Python, SQL, Pandas, Numpy
  • Visualization & AI Tools: Tableau, ChatGPT, LangChain

• Certification: Data Science Certificate from Great Lakes.

• Industry-Relevant Projects: Monthly hands-on projects to build your portfolio.

• Career Growth:
  • 85% average salary hike immediately after course completion.
  • Average CTC of 17.45 LPA within 3-4 years.
  • Salary Hikes: Up to 320% for freshers and 550% for experienced professionals.

• Job Support:
  • Access to 3300+ hiring partners and an active job placement network.
  • 150+ job offers made within the last 90 days.

• Program Rating: 4.7/5.0 by graduates.

This program prepares you to confidently kick start your data science career with skills aligned to the needs of industry and complete support by experts.

3. Data Science and Machine Learning Program

• Overview: This is a project-based program, making it an ideal match for anyone looking to get an overview of data science and machine learning.

• Curriculum: Topics include Python, data analysis, machine learning, and model deployment.

• Program Highlights:
  -Certificate of completion from MIT Schwarzman College of Computing and IDSS after successful completion of the program.
  -Work on 3 industry-relevant hands-on projects and more than 50 case studies.
  -Lectures from 11 world-renowned MIT faculty and experts.
  -Comprehensive curriculum covering data science, machine learning and more.
  -Tools and languages covered include SQL, Python, NumPy, Keras, TensorFlow, Matplotlib, Scikit-learn and more.
  -Dedicated program manager to solve your queries.
  -Weekly online mentorship from industry experts.

Enroll in Great Learning’s top-rated data scientist courses to develop in-demand skills and gain industry-recognized credentials.

Not sure which data science course to choose?
Check out ‘How to Determine if a Data Science Course is Right for Me?‘

How Great Learning Stands Out in Data Science Education?

For over 11 years, Great Learning has transformed the careers of professionals worldwide. With over 5 million hours of learning delivered in 17 countries, we empower learners to succeed in today’s data-driven landscape.

What Makes Great Learning a Reliable Option?

• High Enrollment: Over 50 batches with 5,000+ successful graduates.
• Top Ranking: Recognized as the #1 Analytics program in India for four consecutive years by Analytics India Magazine.
• Expert Faculty: Involvement of 300+ industry experts and 25+ top data science educators.
• Career Success: Facilitated 2,500+ career transitions, with 90% of alumni recommending the program.

With Great Learning, you’ll receive the education, mentorship, and career support you need to excel in data science.

Discover how India’s leading edtech platform can accelerate your data science journey in ‘How to Learn Data Science from India’s Most Trusted EdTech Platform?‘

Conclusion

Choosing the right data science course is essential to kickstart a successful career. Great Learning offers a range of programs designed to provide a solid foundation, practical experience, and the support you need to transition into the data science field. Whether you’re just starting or looking to advance, Great Learning’s courses are built to equip you with the skills, confidence, and credentials to thrive.

Start your data science journey with the best data science courses offered by  Great Learning today and gain the skills that top employers are looking for.

Frequently Asked Questions (FAQs)