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: Excel Macros, Data Validation, Pivot Tables And Charts, Microsoft Excel, Data Visualization, Scatter Plots, Histogram, Data Integrity, Excel Formulas, Spreadsheet Software, Analysis, Forecasting, Data Analysis Software, Data Analysis, Debugging, Visual Basic (Programming Language), Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Plot (Graphics), Statistical Methods, Statistical Modeling, Descriptive Statistics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, Responsible AI, Data Collection, Game Theory, Data Preprocessing, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Algorithms, Decision Intelligence, Artificial Intelligence, Model Evaluation, Predictive Modeling, Mitigation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Big Data, Data Infrastructure, File Systems, Data Processing, Data Storage, Java, Systems Administration, Distributed Computing, File I/O, System Configuration, File Management, Metadata Management, Computing Platforms, Linux Commands
Mixed · Course · 1 - 3 Months
Skills you'll gain: Data Lakes, Data Migration, Apache Hive, Data Infrastructure, Data Architecture, Apache Spark, Data Maintenance, Data Pipelines, Database Design, Database Management, Performance Tuning, Query Languages, Data Management, Metadata Management, Data Integrity, Data Validation, Transaction Processing, Interoperability
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Information Privacy, Data Governance, Law, Regulation, and Compliance, Personally Identifiable Information, General Data Protection Regulation (GDPR), Data Security, Data Management, Data Architecture, Data Strategy, Metadata Management, Data Processing, Security Controls
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cloud Storage, Data Storage, Microsoft Azure, Data Storage Technologies, Cloud Applications, Cloud Management, Data Architecture, Cloud Security, Data Management, Data Security, Application Development, Authentications, Encryption, Analytics
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Model Optimization, Machine Learning Methods, Applied Mathematics, Calculus, Applied Machine Learning, Numerical Analysis, Mathematical Modeling, Machine Learning, Data Visualization, Python Programming, Artificial Neural Networks, Deep Learning, Computer Programming, Derivatives
Intermediate · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Web Scraping, Research Design, Research Methodologies, Matplotlib, Research, Data Ethics, Plot (Graphics), Data Processing, Data Collection, Seaborn, Text Mining, Data Visualization, Data Science, Economics, Policy, and Social Studies, Data Visualization Software, Pandas (Python Package), JSON, Application Programming Interface (API), Data Analysis, Python Programming
Build toward a degree
Beginner · Course · 1 - 3 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 Storytelling, Data Visualization, Tidyverse (R Package), Data Wrangling, Data Preprocessing, Scatter Plots, Data Cleansing
Beginner · Course · 1 - 3 Months