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.

Johns Hopkins University
Skills you'll gain: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Wrangling, Data Integration, Data Manipulation, JSON, Data Transformation, Relational Databases, R (Software), Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Data Structures, File I/O, Application Programming Interface (API)
★ 4.7 (51) · Beginner · Course · 1 - 3 Months
Skills you'll gain: Data Cleansing, Data Quality, Data Wrangling, Data Transformation, Data Validation, Data Manipulation, Data Analysis, SQL, Big Data
★ 4.1 (7) · Intermediate · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: Data Quality, Quantitative Research, Data Validation, Data Collection, Data Processing, Data Analysis, Data Access, Statistical Analysis, Sampling (Statistics)
★ 4.5 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Role-Based Access Control (RBAC), Authentications, Authorization (Computing), Data Transformation, Data Processing, Distributed Computing, Data Manipulation, Security Controls, Data Access, Identity and Access Management, Data Security, Metadata Management, Scalability
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Wrangling, Data Manipulation, Data Transformation, Tidyverse (R Package), Data Cleansing, Data Preprocessing, R Programming, Data Structures
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Ggplot2, Plot (Graphics), Data Cleansing, Tidyverse (R Package), Data Wrangling, Data Transformation, Data Visualization, R Programming, Data Manipulation, Statistical Visualization, R (Software), Data Analysis, Data Management, Pivot Tables And Charts
★ 4.6 (10) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Splunk, Data Integration, Windows PowerShell, Data Pipelines, Microsoft Windows, Data Preprocessing, Data Import/Export, Windows Servers, Data Validation, Configuration Management, Software Configuration Management, Event Monitoring, Fine-tuning
Beginner · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Extract, Transform, Load, Data Wrangling, Data Preprocessing, Data Cleansing, Data Processing, Data Transformation, Data Integration, Data Import/Export, Data Collection, Data Mining, Data Storage
★ 4.8 (39) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LangChain, LLM Application, Embeddings, Application Frameworks, Vision Transformer (ViT), Data Quality
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Exploratory Data Analysis, Decision Making, Data Strategy, Complex Problem Solving, Design Thinking, Data-Driven Decision-Making, Organizational Effectiveness, Solution Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Lightweight Directory Access Protocols, Splunk, System Monitoring, Data Maintenance, Role-Based Access Control (RBAC), Authentications, Enterprise Application Management, Data Storage, Data Management, Data Infrastructure, Security Controls, Authorization (Computing), Records Management, Enterprise Security, Disaster Recovery, Identity and Access Management, Data Integrity, User Accounts, Dataflow, System Configuration
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Quality, Data Lakes, Data Governance, Data Validation, Google Cloud Platform, Data Analysis, Data Warehousing, Query Languages
Beginner · Project · Less Than 2 Hours