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.

Google Cloud
Skills you'll gain: Google Sheets, Data-Driven Decision-Making, Looker (Software), Dashboard, Data Storytelling, Data Presentation, Data Visualization Software, Data Visualization, Spreadsheet Software, Dashboard Creation, SQL, Big Data, Business Intelligence, Data Pipelines, Data Literacy, Data Analysis, Data Transformation, Google Workspace, Extract, Transform, Load, Data Management
★ 4.3 (133) · Beginner · Specialization · 3 - 6 Months
Madecraft
Skills you'll gain: Big Data, Data Infrastructure, Data Architecture, Data Warehousing, Data Processing, Data Engineering, Apache Hadoop, Cloud Deployment, Cloud Computing, Data Strategy, Cloud Technologies, Analytics, Data Storage, Apache Spark, Data-Driven Decision-Making, Data Pipelines, Cloud Hosting, Data Governance, Data Analysis, Machine Learning
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Cloud Security, Data Security, Cloud Services, Cloud Storage, Personally Identifiable Information, General Data Protection Regulation (GDPR), Information Privacy, Data Management, Data Storage, Data Governance, Data Integrity, Security Controls, Analysis, Authorization (Computing), Health Insurance Portability And Accountability Act (HIPAA) Compliance, Relational Databases, Encryption, SQL
★ 4.2 (27) · Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Apache Airflow, Vector Databases, Performance Tuning, Scalability, Database Management Systems, Database Management, Data Pipelines, MySQL, Data Import/Export
★ 3.8 (25) · Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Logistic Regression, Forecasting, Data Processing, Predictive Analytics, Predictive Modeling, Statistical Modeling, Data Analysis, Market Data, Analytics, Regression Analysis, Data Preprocessing, Model Evaluation, Python Programming, Probability & Statistics, Data Ethics, Probability, Ethical Standards And Conduct
★ 4.5 (43) · Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Dashboard, Data Presentation, Dashboard Creation, Data Visualization Software, Google Cloud Platform, Data Analysis, Data Management
★ 3.7 (10) · Beginner · Project · Less Than 2 Hours

SkillUp
Skills you'll gain: Decision Intelligence, Model Training, Machine Learning Algorithms, Forecasting, Classification Algorithms, Dimensionality Reduction, Embeddings
Intermediate · Specialization · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Database Systems, Database Management, Database Administration, Relational Databases, Databases, Database Architecture and Administration, Database Management Systems, Database Software, Database Theory, Transaction Processing, Scripting, Scripting Languages, Disaster Recovery, SQL, Data Security, NoSQL, Data Manipulation, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Pandas (Python Package), Data Analysis, Data Manipulation, Python Programming
★ 4.6 (182) · Beginner · Guided Project · Less Than 2 Hours

Tableau Learning Partner
Skills you'll gain: Data Visualization Software, Spatial Data Analysis, Tableau Software, Data Storytelling, Data Visualization, Statistical Visualization, Interactive Data Visualization, Data Presentation, Geospatial Information and Technology, Geospatial Mapping, Data Analysis, Data Mapping, Conversion Funnel Analysis
★ 4.9 (108) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: SQL, Data Warehousing, Ad Hoc Analysis, Business Intelligence, Databases, Data Maintenance, Database Management, Data Analysis, Relational Databases, Ad Hoc Reporting, Business Analytics, Star Schema, Query Languages, Operational Databases, Data Quality, Data Access, Data Manipulation, Business Logic, Business Metrics
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Presentation, Graphic and Visual Design, Visual Design, Data Storytelling, Design Elements And Principles, Plot (Graphics), Data Literacy, Scatter Plots
★ 4.9 (8) · Intermediate · Course · 1 - 3 Months