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: Looker (Software), SQL, Data Pipelines, Data Transformation, Extract, Transform, Load, Data Warehousing, Data Cleansing, Dashboard Creation, Data Analysis, Data Integration, Data Visualization Software, Google Sheets, Query Languages, Google Cloud Platform, Data Import/Export, Data Integrity
★ 4.3 (85) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Customer Relationship Management, Customer Relationship Management (CRM) Software, Power BI, Customer Insights, Customer Analysis, Dashboard Creation, AI Personalization, Customer experience improvement, Microsoft Copilot, Customer Data Management, Customer Service, Personalized Service, Analytical Skills, Data Validation, Data Analysis, AI Integrations, Data Integrity, Performance Analysis, Data Quality, Customer Communications Management
Beginner · Course · 1 - 3 Months
Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Logistic Regression, Statistical Analysis, Data Analysis, Statistical Methods, Correlation Analysis, Predictive Modeling, Supervised Learning, Predictive Analytics, Statistical Modeling, Machine Learning, Model Evaluation, Applied Machine Learning, Variance Analysis, Classification Algorithms, Python Programming
★ 4.7 (605) · Advanced · Course · 1 - 3 Months

Duke University
Skills you'll gain: Pandas (Python Package), Version Control, Git (Version Control System), Data Manipulation, Software Development Tools, Development Environment, Data Structures, Python Programming, Microsoft Development Tools, Data Analysis Software, Package and Software Management, Virtual Environment
★ 4.6 (278) · Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Data Store, Data Storage, Data Storage Technologies, Query Languages, Vector Databases, Data Lakes, File Systems, Database Systems, SQL, Databases, Data Architecture, Cloud Storage, Data Warehousing, Amazon Web Services, Performance Tuning
★ 4.6 (89) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Data Validation, Data Transformation, Applied Machine Learning, Object-Relational Mapping, Data Wrangling, Data Cleansing, Data Manipulation, Data Integration, Web Scraping, Data Quality, Data Pipelines, Pandas (Python Package), Descriptive Statistics, Data Modeling, Data Science, Python Programming, Scikit Learn (Machine Learning Library), Extensible Markup Language (XML), Data Analysis
★ 4 (6) · Beginner · Specialization · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Social Network Analysis, Network Analysis, Peer Review, Graph Theory, Technical Communication, Data Structures, Data Presentation, Algorithms, Analysis
★ 4.7 (101) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Database Design, Relational Databases, SQL, Database Development, Databases, R Programming, R (Software), Data Science, Query Languages, Data Access, Data Manipulation, Data Analysis
★ 4.4 (195) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Pipelines, Apache Hadoop, Extract, Transform, Load, Dataflow, Data Transformation, Apache Hive, Data-Driven Decision-Making, Big Data, Data Warehousing, Data Architecture, Apache Spark, Data Integration, Data Processing, Data Capture, Business Analytics, Data Management, Data Analysis, Scalability
★ 4.7 (13) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: SQL, Data Manipulation, Relational Databases, Database Management, Database Software, Database Design, Databases, Data Integrity, Database Management Systems, Debugging, Data Management
★ 4.6 (199) · Intermediate · Guided Project · Less Than 2 Hours

Fred Hutchinson Cancer Center
Skills you'll gain: Bioinformatics, Data Analysis Software, Data Processing, Data Analysis, Data Literacy, Molecular Biology, Molecular, Cellular, and Microbiology, Metadata Management, Science and Research, R Programming, Spatial Data Analysis, Data Collection, Scientific Methods, Biochemical Assays, Research, Cell Biology, Informatics, Biology, General Science and Research, Laboratory Techniques
★ 3.7 (40) · Intermediate · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Data Quality, Data Collection, Data Validation, Data Analysis, Analysis, Data Processing, Data Access, Statistical Analysis
★ 4.6 (52) · Beginner · Course · 1 - 4 Weeks