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: Regression Analysis, Statistical Modeling, R Programming, Linear Algebra, Data Science, Mathematical Modeling, Data Modeling, Statistics, Statistical Analysis, Applied Mathematics, General Mathematics, Derivatives
Advanced · Course · 1 - 3 Months

Skills you'll gain: C# (Programming Language), Microsoft SQL Servers, Application Development, Data Validation, Application Design, Database Application, Business Reporting, SQL, Data Access, User Interface (UI), Issue Tracking, Data Integrity, User Interface (UI) Design, Data Management
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Calculus, Applied Mathematics, Trigonometry, Mathematical Modeling, Algebra, Derivatives, Geometry
Intermediate · Course · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Peer Review, Analytical Skills, Complex Problem Solving, Data Analysis, Data Storytelling, Value Propositions, Data Integration, Exploratory Data Analysis, Data-Driven Decision-Making, Data Visualization, Presentations
Mixed · Course · 1 - 3 Months

Skills you'll gain: Rmarkdown, Plot (Graphics), Ggplot2, Statistical Visualization, Box Plots, Scatter Plots, Data Visualization, Histogram, Descriptive Statistics, Data Visualization Software, Graphing, R Programming, Data Science
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Kafka, Extract, Transform, Load, Data Pipelines, Apache Airflow, Data Transformation, Data Migration, Data Integration, Data Warehousing, Web Scraping, Real Time Data, Data Mart, Big Data, Shell Script, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Development, Event-Driven Programming, Application Design, User Interface (UI), Program Development, Development Environment, Data Integration
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Anomaly Detection, Feature Engineering, Data Ethics, Machine Learning Algorithms, Classification Algorithms, Machine Learning, Statistical Machine Learning, Applied Machine Learning, Supervised Learning, Unsupervised Learning, Scikit Learn (Machine Learning Library), Model Evaluation, Data Preprocessing, Decision Tree Learning, Data Mining, Exploratory Data Analysis, Regression Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Presentations, Customer Analysis, Data Visualization, Data Presentation, Microsoft PowerPoint, Target Audience, Business Consulting, Microsoft Excel, Data Storytelling, Business Analysis, Data Analysis, Pivot Tables And Charts, Dashboard, Constructive Feedback
Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Data Literacy, Data Ethics, Data-Driven Decision-Making, Analytics, Root Cause Analysis, Lean Methodologies, Six Sigma Methodology, Data Analysis, Operational Efficiency, Operational Excellence, Case Studies, Process Improvement, Quality Management Systems, Data Quality, Data Security, Product Quality (QA/QC), Internet Of Things
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Data Modeling, Exploratory Data Analysis, Data Validation, Data Maintenance, Problem Management, Data Analysis, Data Visualization, Data Analysis Software, Google Cloud Platform
Intermediate · Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Unstructured Data, LLM Application, Data Preprocessing, Metadata Management, JSON, Image Analysis, Data Transformation, Document Management, Vision Transformer (ViT)
Beginner · Project · Less Than 2 Hours