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.

Skills you'll gain: GIS Software, Model Evaluation, Geographic Information Systems, Extract, Transform, Load, Spatial Analysis, Data Visualization, Spatial Data Analysis, Geospatial Mapping, Data Pipelines, Geospatial Information and Technology, Apache Airflow, Geostatistics, Interactive Data Visualization, Scientific Visualization, Data Visualization Software, Cloud Computing, Leaflet (Software), Environmental Monitoring, Pandas (Python Package), Python Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Matplotlib, Plot (Graphics), Pandas (Python Package), Data Import/Export, Data Visualization Software, Microsoft Excel, Spreadsheet Software, Data Presentation, Time Series Analysis and Forecasting, Data Analysis, Data Manipulation, File I/O
Advanced · Course · 1 - 3 Months

Skills you'll gain: Azure Synapse Analytics, Power BI, Databricks, Microsoft Azure, Database Administration, Cloud Services, Data Warehousing, Data Architecture, Cloud Storage, Database Theory, Databases, Dashboard Creation, Analytics, Big Data, Data Visualization Software, Data Integration, Data Storage Technologies, Data Processing, Data Visualization
Beginner · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Java, Performance Testing, Java Programming, Computational Thinking, Memory Management, Spatial Data Analysis
Intermediate · Course · 3 - 6 Months

Skills you'll gain: PySpark, Databricks, Apache Spark, MLOps (Machine Learning Operations), Microsoft Azure, Big Data, Data Lakes, Model Training, Machine Learning Methods, Data Processing, Deep Learning, Data Transformation, Model Deployment, Data Pipelines, Data Manipulation, Model Evaluation, Machine Learning, Distributed Computing, Exploratory Data Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Tableau Software, Business Intelligence, Business Intelligence Software, Interactive Data Visualization, Statistical Visualization, Business Analytics, Data Visualization Software, Dashboard, Agentic Workflows, Data Storytelling, Data Analysis, Data Modeling, Extract, Transform, Load, Predictive Analytics, Exploratory Data Analysis, Data Governance, Data Transformation, Data Preprocessing, Correlation Analysis, Data Security
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Apple iOS, Core Data (Software), iOS Development, Application Design, Swift Programming, User Interface (UI), Mobile Development, UI Components, Machine Learning Software, Software Architecture, Performance Tuning, Database Development, Database Application, Database Management, Software Design, Application Frameworks, Application Development, Game Design, AI Integrations, Model Optimization
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Data Analysis Expressions (DAX), Microsoft Excel, Excel Formulas, Spreadsheet Software, Data Processing, Data Presentation, Data Transformation, Data Analysis, Data Visualization, Statistical Methods
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Data Governance, Dashboard Creation, Data Visualization, Digital Transformation, Data Presentation, Dashboard, Real Time Data, Google Cloud Platform, Data Modeling, Business Transformation, Interactive Data Visualization, Data Visualization Software, Data Synthesis, Data Management, Data Warehousing, Pivot Tables And Charts, Ad Hoc Reporting, Performance Tuning, Business Intelligence Software
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Star Schema, Snowflake Schema, Data Warehousing, CI/CD, Database Design, Continuous Integration, Transact-SQL, Data Pipelines, Extract, Transform, Load, Data Architecture, Data Modeling, DevOps, Data Transformation, Data Integration, Dataflow, Git (Version Control System), Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Business Requirements, Financial Data, Data Modeling, Financial Analysis, Data Visualization Software, Time Series Analysis and Forecasting, Data Visualization, Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Graph Theory, Data Structures, Algorithms, Computer Programming, Computational Thinking, Theoretical Computer Science, Python Programming
Intermediate · Course · 1 - 3 Months