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.

Coursera
Skills you'll gain: Data Preprocessing, Java, Data Structures, File I/O, Java Programming
Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Web Scraping, MySQL, SQL, JSON, Scripting, Data Persistence, Data Manipulation, Data Structures, Database Management, Databases, Data Import/Export, Data Capture, Spatial Analysis, Python Programming, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Model Evaluation, Data Mining, Unsupervised Learning, Supervised Learning, Service Level, Probability, Dimensionality Reduction, Deep Learning, Statistical Modeling, Applied Machine Learning, Anomaly Detection, Machine Learning Algorithms, Statistical Inference, Statistical Hypothesis Testing, Statistical Machine Learning, Data Warehousing, Recurrent Neural Networks (RNNs), Performance Testing, Bash (Scripting Language), Data Science
Credit offered
Graduate Certificate · 6 - 12 Months

Skills you'll gain: Data Lakes, Data Warehousing, Data Pipelines, Data Infrastructure, Data Architecture, Cloud Engineering, Cloud Storage, Google Cloud Platform, Data Storage, Big Data, Data Storage Technologies, Data Processing, Database Design, SQL
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Medical Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Health Information Management, Security Awareness, Personally Identifiable Information, Encryption, Health Care, Health Care Procedure and Regulation, Data Security, Cyber Attacks, Medical Records, Information Privacy, Cloud Computing, Patient Safety
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Data Pipelines, Data Integration, File Management, Scalability, Data Processing, Context Management, Java, Data Transformation, Maintainability
Mixed · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Cryptography, Identity and Access Management, Information Privacy, Encryption, Personally Identifiable Information, Data Security, Authentications, User Provisioning, Cybersecurity, Threat Modeling, Multi-Factor Authentication, Security Assertion Markup Language (SAML), Vulnerability Assessments, Cyber Attacks, Computer Security, Cyber Security Strategy, Data Management, Security Management, Cyber Risk, Security Awareness
Intermediate · Specialization · 3 - 6 Months

University of London
Skills you'll gain: JSON, Restful API, Ajax, Javascript, Web Development Tools, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Data Structures
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Data Lakes, Microsoft Azure, Stored Procedure, Data Architecture, Performance Tuning, Data Management, Query Languages, Data Manipulation, Scripting, SQL, Data Processing, Windows PowerShell, Microsoft Visual Studio, Command-Line Interface, Heat Maps
Intermediate · Course · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Responsible AI, Predictive Modeling, Business Transformation, Data-Driven Decision-Making, Business Leadership, Data Science, Business Ethics, Business Analytics, Organizational Change, Innovation, Strategic Leadership, AI Security, Artificial Intelligence, Natural Language Processing, Machine Learning, Computer Vision, IT Service Management
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Performance Tuning, Software Testing, Unit Testing, Software Documentation, Application Programming Interface (API), Web Applications, Test Driven Development (TDD), Node.JS, Debugging, Maintainability, Javascript, Software Architecture, JSON, Real Time Data, Data Transformation
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Data Visualization, Matplotlib, Probability & Statistics, Data Science, Unsupervised Learning, Statistics, NumPy, Python Programming, Pandas (Python Package), Data Analysis, Machine Learning Algorithms, Descriptive Statistics, Machine Learning, Data Manipulation
Beginner · Course · 1 - 3 Months