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.

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Interactive Data Visualization, Geospatial Information and Technology, Geospatial Mapping, Color Theory, Spatial Data Analysis, Tree Maps, Data Storytelling, Tableau Software, Data Mapping, Text Mining, Unstructured Data, Network Analysis, Graph Theory
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Cyber Attacks, Data Ethics, Computer Security, Authentications, Cryptography, Cyber Security Policies, Information Assurance, Authorization (Computing), Security Software, Security Controls, Cyber Security Assessment, Information Privacy, Encryption, Data Access, Security Awareness, Risk Analysis, Problem Solving, Communication
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Visualization, Exploratory Data Analysis, Data Visualization Software, Data Presentation, Data Ethics, Tableau Software, Data Analysis, Data Cleansing, Data Manipulation, Data Transformation, Data Preprocessing, Data Wrangling, Technical Communication, Data Quality, Data Validation, Python Programming
Advanced · Course · 1 - 3 Months

Skills you'll gain: Professional Networking, Interviewing Skills, Data Analysis, Presentations, Relationship Building, Job Analysis, Writing, Portfolio Management, Oral Expression, Company, Product, and Service Knowledge, Market Opportunities
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Feature Engineering, Model Evaluation, Data Analysis, Model Training, Predictive Modeling, Data Wrangling, Statistical Modeling, Statistics, Data Science, Data-Driven Decision-Making, Data Preprocessing, Predictive Analytics, Data Collection, Applied Machine Learning, R Programming, Data Pipelines, Research, Supervised Learning, Technical Communication, Python Programming
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Warehousing, IBM Cognos Analytics, Extract, Transform, Load, Database Architecture and Administration, Data Visualization, Database Design, Dashboard Creation, Data Modeling, MySQL, Business Intelligence, Database Management, Data Architecture, Data Visualization Software, Data Pipelines, PostgreSQL, Shell Script, Data Transformation, Business Metrics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Security, Data Loss Prevention, Data Security, Personally Identifiable Information, Information Privacy, Cloud Computing, Google Cloud Platform, Cloud Services
Beginner · Project · Less Than 2 Hours

Skills you'll gain: AWS Kinesis, Amazon Web Services, Amazon DynamoDB, AWS SageMaker, Amazon Redshift, Database Administration, Extract, Transform, Load, Databases, Relational Databases, Real Time Data, Cloud Applications, Database Management Systems, Scalability, Data Integration, Cloud Deployment, Middleware, Cloud-Based Integration, Web Services, Data Warehousing, Data Integrity
Intermediate · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Power BI, Data Visualization, Dashboard Creation, Interactive Data Visualization, Analytics, Data Analysis, Data Modeling, Data Visualization Software, Advanced Analytics, Data Analysis Expressions (DAX), Star Schema, Data Wrangling, Data Cleansing, Data Transformation, Data Import/Export, Data Security, Security Controls
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Data Literacy, Data Storytelling, Scientific Visualization, Visualization (Computer Graphics), Data Presentation, Data Visualization, Cinematography, Data Visualization Software, Spatial Data Analysis, Computer Graphics, Graphics Software, 3D Modeling, Post-Production, Color Theory
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Correlation Analysis, Plot (Graphics), Matplotlib, Seaborn, Data Cleansing, Data Visualization, Pandas (Python Package), Data Analysis, Data Manipulation, NumPy, Data Science, Statistical Analysis, Data Wrangling, Python Programming
Beginner · Guided Project · Less Than 2 Hours

John Wiley & Sons
Skills you'll gain: Health Informatics, Risk Management, Value-Based Care, Clinical Practices, Health Care Administration, Health Systems, Analytics, Health Information Management, Health Care, Business Analytics, Risk Analysis, Healthcare Industry Knowledge, Analytical Skills, Health Technology, Enterprise Modeling, Healthcare Ethics, Patient-centered Care, Health Education, Data Science, Business Strategy
Intermediate · Course · 3 - 6 Months