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: Data Store, Data Architecture, Apache Hadoop, Extract, Transform, Load, Relational Databases, Big Data, Data Storage, Databases, Apache Spark, Data Lakes, Data Warehousing, Data Governance, Data Pipelines, Data Integration, Database Design, Data Processing, SQL, NoSQL, Data Security, Data Science
★ 4.7 (3.6K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Data Analysis, Analytics, Exploratory Data Analysis, Data Manipulation, Jupyter, Data Processing, Data Wrangling, Matplotlib, Data Visualization, Programming Principles, Data Cleansing, Data Visualization Software, Python Programming
★ 4.3 (246) · Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Big Data, Apache Hadoop, Scalability, Data Processing, Data Science, Distributed Computing, Unstructured Data, Data Analysis, Real Time Data, Data Quality, Data Storage
★ 4.6 (11K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Wrangling, Data Presentation, Interactive Data Visualization, Data Visualization Software, Dashboard, Big Data, Data Visualization, Microsoft Excel, Data Analysis, IBM Cognos Analytics, Statistical Visualization, Apache Hadoop, Statistical Analysis, Analytical Skills, Dashboard Creation, Excel Formulas, Data Cleansing, Pivot Tables And Charts, Spreadsheet Software
★ 4.7 (31K) · Beginner · Specialization · 3 - 6 Months

Multiple educators
Skills you'll gain: Data Store, Apache Airflow, Data Modeling, Data Pipelines, Data Storage, Data Storage Technologies, Data Architecture, Requirements Analysis, Data Processing, Data Warehousing, Query Languages, Data Preprocessing, Apache Hadoop, Requirements Elicitation, Vector Databases, Extract, Transform, Load, Data Lakes, Data Integration, Infrastructure as Code (IaC), Data Management
★ 4.7 (595) · Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Data Presentation, Interactive Data Visualization, Google Gemini, Analytics, Business Analytics, Performance Measurement, Data Wrangling, AI Personalization, Artificial Intelligence, Performance Analysis, AI Enablement, AI Workflows, Generative AI, Simulation and Simulation Software, Google Workspace, Responsible AI
★ 4.7 (278) · Beginner · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Interactive Data Visualization, Storyboarding, Storytelling, Data Ethics, Data Literacy, Visual Storytelling, Data-Driven Decision-Making, Data Quality, Data Analysis, Ethical Standards And Conduct
★ 4.5 (181) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Literacy, Data Mining, Data Processing, Big Data, Cloud Computing, Data Science, Digital Transformation, Data-Driven Decision-Making, Data Storage, Deep Learning, Machine Learning
★ 4.7 (78K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Plotly, Data Visualization Software, Data Visualization, Plot (Graphics), Dashboard, Interactive Data Visualization, Dashboard Creation, Matplotlib, Geospatial Information and Technology, Histogram, Spatial Data Analysis, Seaborn, Data Analysis, Scatter Plots, Jupyter, Geospatial Mapping, Python Programming
★ 4.5 (12K) · Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Key Management, Data Security, Cryptography, Encryption, Cybersecurity, Network Security, Cryptographic Protocols, Security Information and Event Management (SIEM), Network Monitoring, Information Assurance, Network Analysis, Intrusion Detection and Prevention, Security Controls, Event Monitoring, Continuous Monitoring, Threat Detection, Data Integrity
★ 4.8 (64) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Database Administration, Data Warehousing, Extract, Transform, Load, SQL, Data Pipelines, Database Architecture and Administration, Database Design, Database Management, Relational Databases, Linux Commands, IBM Cognos Analytics, Apache Kafka, Bash (Scripting Language), Apache Airflow, Shell Script, IBM DB2, Data Transformation, Data Visualization, Data Store, Data Architecture
★ 4.7 (6.9K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Data Wrangling, Exploratory Data Analysis, Data Analysis, Data Import/Export, Data Manipulation, Data Transformation, Predictive Modeling, Data Cleansing, Data Preprocessing, Model Evaluation, Data Processing, Data Science, Predictive Analytics, Model Training, Analytics, Model Optimization, Pandas (Python Package), Statistical Modeling, Data Visualization, Python Programming
★ 4.7 (20K) · Intermediate · Course · 1 - 3 Months