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.

Duke University
Skills you'll gain: Web Scraping, MySQL, SQL, JSON, Scripting, Data Persistence, Scripting Languages, Data Manipulation, Data Structures, Operational Databases, Query Languages, Database Management, Databases, Data Import/Export, Data Capture, Spatial Data Analysis, Python Programming, File I/O
★ 4.4 (111) · Intermediate · Course · 1 - 4 Weeks

Schneider Electric
Skills you'll gain: Data Centers, Sustainable Technologies, Internet Of Things, AI Enablement, Climate Change Mitigation, Electrical Power, Information Technology, Manufacturing Operations, Manufacturing Processes, Data Infrastructure, Electric Power Systems, Digital Transformation, Transportation Operations, AI Integrations, Automation, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Computer Programming
★ 2.7 (7) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Algorithms, Computational Thinking, Programming Principles, Theoretical Computer Science, Software Engineering, Computer Programming, Performance Tuning
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Data Storytelling, Digital Transformation, Data-Driven Decision-Making, Business Transformation, Data Presentation, Data Strategy, Data Literacy, Agile Project Management, Business Analytics, Strategic Decision-Making, Analytics, Agile Methodology, Storytelling, Customer experience strategy (CX), Presentations, Microsoft Power Platform, Proposal Writing, Leadership, Data Quality, Stakeholder Communications
★ 5 (19) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: R (Software), R Programming, Statistical Hypothesis Testing, Plot (Graphics), Ggplot2, Data Visualization, Data Manipulation, Exploratory Data Analysis, Statistical Programming, Statistical Visualization, Data Science, Tidyverse (R Package), Statistical Methods, Statistical Modeling, Data Analysis, Data-oriented programming, Regression Analysis, Data Structures, Data Wrangling, Statistical Analysis
★ 4.5 (15) · Intermediate · Course · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Model Evaluation, Feature Engineering, Data Science, Data Analysis, Business Analytics, Data Literacy, Statistical Methods, Predictive Analytics, Predictive Modeling, Data-Driven Decision-Making, Regression Analysis, Statistical Analysis, Business Intelligence, Machine Learning Methods, Machine Learning, Data Cleansing, Exploratory Data Analysis, Data Preprocessing, Classification Algorithms
★ 4.8 (16) · Beginner · Course · 1 - 3 Months

Skills you'll gain: PySpark, Apache Spark, Model Evaluation, MySQL, Data Pipelines, Scala Programming, Extract, Transform, Load, Logistic Regression, Customer Analysis, Apache Hadoop, Predictive Modeling, Applied Machine Learning, Data Processing, Data Persistence, Advanced Analytics, Big Data, Apache Maven, Data Access, Apache, Python Programming
★ 4.5 (93) · Beginner · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Power BI, Data-Driven Decision-Making, Data Analysis, Extract, Transform, Load, Business Intelligence, Data Collection, Data Transformation
★ 4.4 (37) · Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Governance, Extract, Transform, Load, Data Warehousing, Cloud Engineering, Data Management, Data Integration, DevOps, Data Pipelines, CI/CD, Data Infrastructure, Data Architecture, Infrastructure as Code (IaC), Cloud-Native Computing, Devops Tools, Data Quality, Data Processing, Cloud Technologies, Cloud Computing, Data-Driven Decision-Making, Cloud Computing Architecture
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft Copilot, Natural Language Processing, AI literacy, Data Storytelling, Data Visualization, Data-Driven Decision-Making, Data Presentation, Generative AI, Data Visualization Software, Data Analysis, Responsible AI, Predictive Modeling
★ 4.7 (35) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Interviewing Skills, Data Pipelines, Apache Airflow, Professional Networking, Data Presentation, Web Presence, Portfolio Management, GitHub, Apache Spark, Data Quality, Apache, Python Programming, SQL
Beginner · Course · 1 - 4 Weeks