Data wrangling courses can help you learn data cleaning, transformation techniques, and data integration methods. You can build skills in handling missing values, reshaping datasets, and merging data from multiple sources. Many courses introduce tools such as Python libraries like Pandas and NumPy, as well as SQL for database management, showing how these skills streamline data preparation for analysis and visualization.

LearnQuest
Skills you'll gain: Big Data, Analytics, Data Processing, Data Analysis, Data Strategy, Data Lakes, Data Storage, Data Warehousing, Data Management, Data Infrastructure, Data Architecture, Data Capture, Unstructured Data, Real Time Data
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Data Storytelling, Data Visualization, Scientific Visualization, Statistical Visualization, Data Visualization Software, Graphing, Scatter Plots, Image Quality, NumPy, Histogram, Image Analysis
Mixed · Course · 1 - 4 Weeks

IIT Roorkee
Skills you'll gain: Unsupervised Learning, Supervised Learning, Anomaly Detection, Data Mining, Scikit Learn (Machine Learning Library), Machine Learning Algorithms, Data Processing, Pandas (Python Package), Big Data, Data Cleansing, Data Science, Data Visualization, Python Programming, Data Manipulation, Exploratory Data Analysis, Deep Learning, Regression Analysis, Artificial Neural Networks
Beginner · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Visualization Software, Data Presentation, Data Visualization, Tableau Software, Matplotlib, Geospatial Information and Technology, Spatial Analysis, Geospatial Mapping, Visualization (Computer Graphics), Seaborn, Infographics, Heat Maps, Data Ethics, Text Mining, Data Mapping, Network Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Precision Medicine, Game Theory, Reinforcement Learning, Data-Driven Decision-Making, Clinical Trials, Bioinformatics, Data Analysis, Image Analysis, Analytics, Markov Model, Bayesian Statistics, Time Series Analysis and Forecasting, Data Science, Predictive Analytics, Strategic Decision-Making, Anomaly Detection, Probability Distribution, Cybersecurity, Statistical Analysis, Machine Learning Methods
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Matplotlib, Seaborn, Plot (Graphics), Pandas (Python Package), NumPy, Data Visualization Software, Data Visualization, Programming Principles, Computer Programming, Scripting, Functional Design, Histogram, Data Manipulation, Python Programming, Data Science, Package and Software Management, Data Import/Export, Data Processing, Maintainability, Scripting Languages
Beginner · Specialization · 1 - 3 Months

Fractal Analytics
Skills you'll gain: User Research, Human Centered Design, Ideation, User Experience Design, Design Thinking, Prototyping, Brainstorming, User Experience, Innovation, Usability Testing, Data Synthesis
Intermediate · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Data Storytelling, Active Listening, Non-Verbal Communication, Business Writing, Sales Presentation, Concision, Sales Strategy, Writing, Cultural Sensitivity, Persuasive Communication, Interpersonal Communications, Customer Relationship Management (CRM) Software, Emotional Intelligence, Sales, Technical Writing, Verbal Communication Skills, Storytelling, Communication Strategies, Communication, Marketing Communications
Intermediate · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Data Ethics, Artificial Intelligence, Research, Natural Language Processing, Big Data, Artificial Intelligence and Machine Learning (AI/ML), Research Methodologies, Social Sciences, Responsible AI, Analytics, Machine Learning, Data Mining, Case Studies, Algorithms
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Science, Version Control, R (Software), Big Data, R Programming, Data Visualization Software, General Science and Research, GitHub, Statistical Programming, Git (Version Control System), Data Analysis, Exploratory Data Analysis, Integrated Development Environments, Software Installation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Lakes, Data Architecture, Data Governance, Data Storage Technologies, Data Storage, Data Warehousing, Data Management, Data Infrastructure, Google Cloud Platform, Cloud Storage, Applied Machine Learning, Data Transformation, SQL, Scalability
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Data-Driven Decision-Making, Probability Distribution, Descriptive Statistics, Statistical Hypothesis Testing, Statistical Visualization, Data Analysis, Correlation Analysis, Data Visualization, Estimation, Statistical Software, Risk Analysis, Statistical Analysis, R (Software), Statistical Methods, Box Plots, Return On Investment, Analytics, Sample Size Determination, Problem Solving
Build toward a degree
Beginner · Specialization · 3 - 6 Months