π° How to become a data scientist in 2025?
π¨π»βπ» If you want to become a data science professional, follow this path! I've prepared a complete roadmap with the best free resources where you can learn the essential skills in this field.
π’ Step 1: Strengthen your math and statistics!
βοΈ The foundation of learning data science is mathematics, linear algebra, statistics, and probability. Topics you should master:
β Linear algebra: matrices, vectors, eigenvalues.
π Course: MIT 18.06 Linear Algebra
β Calculus: derivative, integral, optimization.
π Course: MIT Single Variable Calculus
β Statistics and probability: Bayes' theorem, hypothesis testing.
π Course: Statistics 110
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π’ Step 2: Learn to code.
βοΈ Learn Python and become proficient in coding. The most important topics you need to master are:
β Python: Pandas, NumPy, Matplotlib libraries
π Course: FreeCodeCamp Python Course
β SQL language: Join commands, Window functions, query optimization.
π Course: Stanford SQL Course
β Data structures and algorithms: arrays, linked lists, trees.
π Course: MIT Introduction to Algorithms
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π’ Step 3: Clean and visualize data
βοΈ Learn how to process and clean data and then create an engaging story from it!
β Data cleaning: Working with missing values ββand detecting outliers.
π Course: Data Cleaning
β Data visualization: Matplotlib, Seaborn, Tableau
π Course: Data Visualization Tutorial
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π’ Step 4: Learn Machine Learning
βοΈ It's time to enter the exciting world of machine learning! You should know these topics:
β Supervised learning: regression, classification.
β Unsupervised learning: clustering, PCA, anomaly detection.
β Deep learning: neural networks, CNN, RNN
π Course: CS229: Machine Learning
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π’ Step 5: Working with Big Data and Cloud Technologies
βοΈ If you're going to work in the real world, you need to know how to work with Big Data and cloud computing.
β Big Data Tools: Hadoop, Spark, Dask
β Cloud platforms: AWS, GCP, Azure
π Course: Data Engineering
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π’ Step 6: Do real projects!
βοΈ Enough theory, it's time to get coding! Do real projects and build a strong portfolio.
β Kaggle competitions: solving real-world challenges.
β End-to-End projects: data collection, modeling, implementation.
β GitHub: Publish your projects on GitHub.
π Platform: Kaggleπ Platform: ods.ai
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π’ Step 7: Learn MLOps and deploy models
βοΈ Machine learning is not just about building a model! You need to learn how to deploy and monitor a model.
β MLOps training: model versioning, monitoring, model retraining.
β Deployment models: Flask, FastAPI, Docker
π Course: Stanford MLOps Course
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π’ Step 8: Stay up to date and network
βοΈ Data science is changing every day, so it is necessary to update yourself every day and stay in regular contact with experienced people and experts in this field.
β Read scientific articles: arXiv, Google Scholar
β Connect with the data community:
π Site: Papers with code
π Site: AI Research at Google
π¨π»βπ» If you want to become a data science professional, follow this path! I've prepared a complete roadmap with the best free resources where you can learn the essential skills in this field.
π’ Step 1: Strengthen your math and statistics!
βοΈ The foundation of learning data science is mathematics, linear algebra, statistics, and probability. Topics you should master:
β Linear algebra: matrices, vectors, eigenvalues.
π Course: MIT 18.06 Linear Algebra
β Calculus: derivative, integral, optimization.
π Course: MIT Single Variable Calculus
β Statistics and probability: Bayes' theorem, hypothesis testing.
π Course: Statistics 110
βββββ
π’ Step 2: Learn to code.
βοΈ Learn Python and become proficient in coding. The most important topics you need to master are:
β Python: Pandas, NumPy, Matplotlib libraries
π Course: FreeCodeCamp Python Course
β SQL language: Join commands, Window functions, query optimization.
π Course: Stanford SQL Course
β Data structures and algorithms: arrays, linked lists, trees.
π Course: MIT Introduction to Algorithms
βββββ
π’ Step 3: Clean and visualize data
βοΈ Learn how to process and clean data and then create an engaging story from it!
β Data cleaning: Working with missing values ββand detecting outliers.
π Course: Data Cleaning
β Data visualization: Matplotlib, Seaborn, Tableau
π Course: Data Visualization Tutorial
βββββ
π’ Step 4: Learn Machine Learning
βοΈ It's time to enter the exciting world of machine learning! You should know these topics:
β Supervised learning: regression, classification.
β Unsupervised learning: clustering, PCA, anomaly detection.
β Deep learning: neural networks, CNN, RNN
π Course: CS229: Machine Learning
βββββ
π’ Step 5: Working with Big Data and Cloud Technologies
βοΈ If you're going to work in the real world, you need to know how to work with Big Data and cloud computing.
β Big Data Tools: Hadoop, Spark, Dask
β Cloud platforms: AWS, GCP, Azure
π Course: Data Engineering
βββββ
π’ Step 6: Do real projects!
βοΈ Enough theory, it's time to get coding! Do real projects and build a strong portfolio.
β Kaggle competitions: solving real-world challenges.
β End-to-End projects: data collection, modeling, implementation.
β GitHub: Publish your projects on GitHub.
π Platform: Kaggleπ Platform: ods.ai
βββββ
π’ Step 7: Learn MLOps and deploy models
βοΈ Machine learning is not just about building a model! You need to learn how to deploy and monitor a model.
β MLOps training: model versioning, monitoring, model retraining.
β Deployment models: Flask, FastAPI, Docker
π Course: Stanford MLOps Course
βββββ
π’ Step 8: Stay up to date and network
βοΈ Data science is changing every day, so it is necessary to update yourself every day and stay in regular contact with experienced people and experts in this field.
β Read scientific articles: arXiv, Google Scholar
β Connect with the data community:
π Site: Papers with code
π Site: AI Research at Google
#ArtificialIntelligence #AI #MachineLearning #LargeLanguageModels #LLMs #DeepLearning #NLP #NaturalLanguageProcessing #AIResearch #TechBooks #AIApplications #DataScience #FutureOfAI #AIEducation #LearnAI #TechInnovation #AIethics #GPT #BERT #T5 #AIBook #data
π3
Want to make a transition to a career in data?
Here is a 7-step plan for each data role
Data Scientist
Statistics and Math: Advanced statistics, linear algebra, calculus.
Machine Learning: Supervised and unsupervised learning algorithms.
xData Wrangling: Cleaning and transforming datasets.
Big Data: Hadoop, Spark, SQL/NoSQL databases.
Data Visualization: Matplotlib, Seaborn, D3.js.
Domain Knowledge: Industry-specific data science applications.
Data Analyst
Data Visualization: Tableau, Power BI, Excel for visualizations.
SQL: Querying and managing databases.
Statistics: Basic statistical analysis and probability.
Excel: Data manipulation and analysis.
Python/R: Programming for data analysis.
Data Cleaning: Techniques for data preprocessing.
Business Acumen: Understanding business context for insights.
Data Engineer
SQL/NoSQL Databases: MySQL, PostgreSQL, MongoDB, Cassandra.
ETL Tools: Apache NiFi, Talend, Informatica.
Big Data: Hadoop, Spark, Kafka.
Programming: Python, Java, Scala.
Data Warehousing: Redshift, BigQuery, Snowflake.
Cloud Platforms: AWS, GCP, Azure.
Data Modeling: Designing and implementing data models.
#data
Here is a 7-step plan for each data role
Data Scientist
Statistics and Math: Advanced statistics, linear algebra, calculus.
Machine Learning: Supervised and unsupervised learning algorithms.
xData Wrangling: Cleaning and transforming datasets.
Big Data: Hadoop, Spark, SQL/NoSQL databases.
Data Visualization: Matplotlib, Seaborn, D3.js.
Domain Knowledge: Industry-specific data science applications.
Data Analyst
Data Visualization: Tableau, Power BI, Excel for visualizations.
SQL: Querying and managing databases.
Statistics: Basic statistical analysis and probability.
Excel: Data manipulation and analysis.
Python/R: Programming for data analysis.
Data Cleaning: Techniques for data preprocessing.
Business Acumen: Understanding business context for insights.
Data Engineer
SQL/NoSQL Databases: MySQL, PostgreSQL, MongoDB, Cassandra.
ETL Tools: Apache NiFi, Talend, Informatica.
Big Data: Hadoop, Spark, Kafka.
Programming: Python, Java, Scala.
Data Warehousing: Redshift, BigQuery, Snowflake.
Cloud Platforms: AWS, GCP, Azure.
Data Modeling: Designing and implementing data models.
#data
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