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How to Become a Data Science Expert?

Data Science
Blog Date
August 29,

Data science’s importance in today’s world is evident in the banking, healthcare, marketing, and technology sectors. Data science has become crucial for businesses to get valuable insights and make educated decisions due to the exponential growth of data and the need to make sense of it. This thorough guide will equip aspiring data scientists with a roadmap to enhance their value and work toward a clear career trajectory.

Understanding Data Science

Becoming a successful data scientist can be challenging, as it is a multidisciplinary field that requires a strong grasp of statistics, mathematics, and programming to analyze and interpret complex data sets. Data scientists are important in every industry, from finance and human resources to hospitality and digital marketing. They provide on-point insights that facilitate various processes, including app development, organizational efficiency, cost-cutting, etc.

Essential Skills for Aspiring Data Scientists

Data science skills development is the first milestone in becoming a data science expert. Have a look at the essential skills that are prerequisites to becoming a data science specialist:

  1. Proficiency in Programming Languages

Since programming languages are often used for data analysis and manipulation, data scientists should be fluent in them. Programming languages are required for designing efficient and scalable code for dealing with massive datasets and building machine-learning models. Additionally, SQL knowledge is required for pulling data from databases. A few of the programming languages a data science aspirant must master include:

  • Python
  • R
  • SQL
  • Java
  • Julia
  • Scala
  • C/C++
  • JavaScript
  • Swift
  • Go
  • SAS

Also read: Top Business Analytics Projects to Enhance Your Resume & Portfolio

  1. Statistics and Mathematics

Data scientists should develop a solid foundation in statistics and mathematics to understand the concepts of probability, hypothesis testing, and regression and apply the mathematical principles to real-world situations. Further, descriptive and inferential statistics are the foundation for algorithms, error calculation methods, and graphical comprehension.

  1. Data Manipulation and Visualization

To organize, dissect, and present data for analysis, data scientists must have a strong data manipulation and visualization foundation. These competencies include eliminating duplicates, dealing with missing values, and combining databases. For better insights and communication with stakeholders, learning visualization tools like Matplotlib, Seaborn, or ggplot2 is important for spotting data patterns, trends, and outliers.

Also read: Data Visualization Specialist: Roles, Responsibilities, and Salary

Educational Pathways

You can choose from several educational pathways and options to learn and work in data science.

  • A Bachelor’s degree in computer science, statistics, or mathematics is suitable. These courses give students a solid foundation in programming and data analysis.
  • Higher education, like a Master’s degree or a Ph.D., can give candidates an edge.
  • Another option is attending a data science boot camp, which provides rigorous instruction in data analysis and machine learning techniques. These online courses last less than degrees and concentrate on the practical skills required for the field.

The decision of which educational path to choose ultimately comes down to personal preferences, professional objectives, and desired timelines.

Technical Skills Educational/Vocational Requirements
Statistical analysis and computing
Machine Learning
Deep Learning
Processing large data sets
Data Visualization
Data Wrangling
Big Data
Bachelor’s/Master’s degree in data science, artificial intelligence, computer science, or a related field. 

Building a Strong Foundation

It is important to start with the fundamentals to create a solid data analysis and visualization foundation. However, participate in projects besides your basic educational background to improve your problem-solving skills and gain practical experience.

  • Take part in challenges on websites like Kaggle and network with industry experts for development and insights.
  • Check out industry conventions, online forums, and webinars for advice and mentoring.
  • Collaborate with peers or online professionals on open-source projects and test your skills.

Also read: Can online courses in India help your career and get you salary hikes?

Gaining Practical Experience

  • Build scenarios and work on real-world data science projects to generate data reports.
  • Put your skills and knowledge into solving complicated problems and gaining hands-on experience with various datasets.
  • Internships, freelance employment, or volunteering for data-driven projects can all help you build a great portfolio of work.

Networking and Community Engagement

In data science, networking is vital since it allows you to interact with professionals and mentors who may provide direction and open doors to new opportunities. Engaging with the data science community through conferences, meetups, and online forums can keep you updated on industry trends and innovations. Participating in community initiatives or collaborating with industry leaders can help you improve your abilities and broaden your network.

Leveraging Online Resources

Data science is a constantly evolving profession in which staying abreast of developments is essential. Fortunately, there are various data science learning resources accessible to assist you in staying current on new techniques, tools, and research.

  • Subscribe to data science blogs and newsletters.
  • Online learning platforms provide diverse courses and tutorials that allow you to enhance your data science knowledge and skills.
  • Various published, renowned books, articles, journals, and research papers provide age-old facts and knowledge about the origin and various data science methods.

How Can MAHE’s MSc in Data Science be a game changer for you?

Your goal of becoming a data scientist is just a click away. MAHE is the best destination for all data science enthusiasts, regardless of whether you are a fresher or have already entered the field. MAHE’s MSc in Data Science program is a two-year full-time program with a flexible curriculum.

The program is designed to cultivate students with interdisciplinary expertise through a robust methodological basis in the data sciences and versatile training in data-centric research. Learners also understand how to work in multiple programming environments, like R, STATA, SAS, SPSS, Python, Python, Hadoop, Spark, and SQL. The program combines Machine Learning, Big Data Analytics, Statistics, and Biological Sciences.


We hope this data science career roadmap proved helpful for your professional progress and success. You can keep ahead of the curve and remain a valued asset in the ever-changing field of data science by employing numerous resources like blogs, websites, online courses, and books to keep learning.

To become a data science professional, you must be dedicated, perseverant, and committed to lifelong learning. It necessitates always polishing your abilities and remaining current with the newest innovations in the sector. You may establish yourself as a sought-after data science expert by aggressively seeking new opportunities for advancement and improving your knowledge base. Choose MAHE to learn data science in depth!


Information related to companies and external organizations is based on secondary research or the opinion of individual authors and must not be interpreted as the official information shared by the concerned organization.

Additionally, information like fee, eligibility, scholarships, finance options etc. on offerings and programs listed on Online Manipal may change as per the discretion of respective universities so please refer to the respective program page for latest information. Any information provided in blogs is not binding and cannot be taken as final.

  • TAGS
  • data science
  • online degree
  • online education in India

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