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: Extract, Transform, Load, Data Validation, Data Transformation, Applied Machine Learning, Object-Relational Mapping, Data Wrangling, Data Cleansing, Data Manipulation, Data Integration, Web Scraping, Data Quality, Data Pipelines, Pandas (Python Package), Descriptive Statistics, Data Modeling, Data Science, Python Programming, Scikit Learn (Machine Learning Library), Extensible Markup Language (XML), Data Analysis
★ 4 (6) · Beginner · Specialization · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Teradata SQL, Exploratory Data Analysis, SQL, Data Modeling, Database Design, Database Administration, Database Systems, Database Architecture and Administration, Database Management, Database Management Systems, Data Store, JSON, Data Integration, Relational Databases, Data Architecture, Advanced Analytics, Analytics, Data Analysis, Business Intelligence, Data-Driven Decision-Making
Beginner · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Governance, Data Loss Prevention, Gmail, Google Workspace, Information Management, Data Management, Data Security, Document Management, Records Management, Data Storage, Data Import/Export, Email Security, System Configuration
★ 4.8 (672) · Beginner · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Analysis, Statistical Analysis, Descriptive Analytics, R (Software), Descriptive Statistics, Statistical Methods, Sampling (Statistics), Analysis, Probability & Statistics, Data Ethics, Data Collection, Analytical Skills, Medical Privacy, Exploratory Data Analysis, Statistical Reporting, Logistic Regression
★ 4.6 (45) · Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Statistical Analysis, Data Analysis Software, Statistical Software, Statistical Programming, STATA (Software), R (Software), Data Integration, Data Ethics, Stata, R Programming, Sampling (Statistics), Statistical Modeling, Descriptive Statistics, Regression Analysis, Logistic Regression, Informed Consent
★ 4.2 (70) · Mixed · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: Data Processing, Data Mining, Data Structures, Data Presentation, Object Oriented Programming (OOP), Web Scraping, Data Capture, Data Analysis, Python Programming, NumPy, Data Preprocessing, Data Visualization, UI Components, User Interface (UI) Design, Programming Principles
★ 4.1 (378) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Business Intelligence Software, Business Intelligence, Power BI, Financial Reporting, Business Reporting, Data Presentation, Data Visualization Software, Microsoft Excel, Interactive Data Visualization, Data Cleansing, Data Import/Export, Data Sharing, Data Validation, Data Quality
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Milestones (Project Management), Timelines, Management Reporting, IT Management, Information Management, Data Management, Data Entry, Technical Communication, Project Documentation, Project Management Office (PMO), Data Architecture, Stakeholder Communications, Project Implementation, Project Risk Management, Project Planning, Project Management Institute (PMI) Methodology, Maintainability
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Prompt Engineering, ChatGPT, Data Validation, LLM Application, Data Analysis, OpenAI, Data-Driven Decision-Making, Analytical Skills
★ 4.7 (32) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Databricks, Data Lakes, Data Pipelines, Data Integration, JSON, Dashboard, SQL, Data Manipulation, Apache Spark, Dashboard Creation, Data Management, Data Transformation, Version Control
★ 4.1 (32) · Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Project Management, Data Management, Data Science, Data-Driven Decision-Making, Data Presentation, Technical Communication, Data Strategy, Project Implementation, Data Analysis, Team Building, Team Management, Cross-Functional Team Leadership, Case Studies, Decision Making, Leadership
★ 4.7 (1.6K) · Mixed · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: AWS SageMaker, AWS Kinesis, Data Integration, Data Lakes, Business Intelligence Software, Business Intelligence, Apache Hive, Apache Spark, Amazon Web Services, Extract, Transform, Load, Big Data, Apache Hadoop, Real Time Data, Applied Machine Learning, Data Processing, Data Sharing, Serverless Computing, Data Transformation
★ 4.4 (10) · Intermediate · Course · 1 - 4 Weeks