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: 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

University of Colorado System
Skills you'll gain: Tidyverse (R Package), Clinical Data Management, Extract, Transform, Load, Data Modeling, Clinical Research, R (Software), Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Privacy, Data Manipulation, Predictive Modeling, Database Design, Data Mapping, Clinical Informatics, Google Cloud Platform, Data Quality, Natural Language Processing, grep, Informatics, Text Mining, R Programming
★ 4.4 (492) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Apache Spark, Large Language Modeling, Applied Machine Learning, Model Training
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Dashboard Creation, Model Deployment, Feature Engineering, PySpark, Data Import/Export, Big Data, Apache Spark, Apache Hadoop, Dashboard, Data Architecture, Data Governance, Apache Kafka, Data Store, Cloud Services, Cloud Deployment, Data Access, Cloud API, Data Quality, Data Cleansing, Machine Learning Methods
★ 4.6 (4.4K) · Intermediate · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: Matplotlib, NumPy, Python Programming, Data Presentation, Pandas (Python Package), Analytical Skills, Plot (Graphics), Data Analysis, Data Visualization Software, Analysis, Data-Driven Decision-Making, Scripting, Analytics, Numerical Analysis, Data Manipulation, Graphing, Product Automation, Data Processing, Programming Principles, Data Validation
★ 4.9 (22) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Mining, Unsupervised Learning, Data Science, Anomaly Detection, Data Manipulation, Machine Learning Methods, Statistical Methods, Linear Algebra, Python Programming, Classification Algorithms
★ 4.6 (11) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), NumPy, Data Manipulation, Code Reusability, Data Preprocessing, Data Wrangling, Package and Software Management, Data Analysis, Data Processing, Data Integration, JSON, Object Oriented Programming (OOP), Data Science, Data Structures, Python Programming, Exploratory Data Analysis, Computer Programming, Programming Principles, Data Storage, Computational Logic
★ 4.8 (145) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Business Metrics, Key Performance Indicators (KPIs), Performance Metric, Data Cleansing, Data Modeling, Analytics, Data Analysis, Data Visualization, Exploratory Data Analysis, Data Quality, Data Manipulation, Generative AI, Data Collection, Data Management, Marketing
★ 4.8 (1.1K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Visualization, Data Presentation, Interactive Data Visualization, Tableau Software, Presentations, Data Visualization Software, Dashboard, Dashboard Creation, Data Analysis, Web Content Accessibility Guidelines, Driving engagement, Design Elements And Principles, Color Theory
★ 4.6 (10K) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Analysis Expressions (DAX), Data Ethics, Data Modeling, Data Governance, Data Architecture, Database Design, Power BI, Data Management, General Data Protection Regulation (GDPR), Star Schema, Personally Identifiable Information, Information Privacy, Data Synthesis, Data Visualization Software, Data Security, Data Integrity, Snowflake Schema, Relational Databases, Data Quality, Extract, Transform, Load
★ 4.8 (21) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Mining, Anomaly Detection, Unsupervised Learning, Data Warehousing, Machine Learning Methods, Supervised Learning, Data Pipelines, Data Preprocessing, Classification Algorithms, Data Processing, Data Modeling, Decision Tree Learning, Data Science, Data Management, Machine Learning Algorithms, Data Cleansing, Model Evaluation, Analytical Skills, Ideation, Exploratory Data Analysis
★ 4.1 (184) · Intermediate · Specialization · 1 - 3 Months