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: Music, Sensory Systems Analysis, Music Theory, Aesthetics, World Music, Cultural Diversity, Anatomy, Physiology, Biology, Neurology
★ 4.3 (730) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Plot (Graphics), Matplotlib, Data Visualization, Probability & Statistics, Plotly, Statistical Analysis, Statistical Methods, Data Visualization Software, Statistical Hypothesis Testing, Seaborn, Data Science, Programming Principles, Pandas (Python Package), Statistics, Descriptive Statistics, Data Analysis, NumPy, Probability, Python Programming
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Logical Reasoning, Computational Logic, Deductive Reasoning, Computational Thinking, Theoretical Computer Science, Combinatorics, Algorithms, Programming Principles, Python Programming, Computer Programming, Applied Mathematics, Arithmetic
★ 4.4 (2.3K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: PyTorch (Machine Learning Library), Transfer Learning, Fine-tuning, Model Training, Convolutional Neural Networks, Deep Learning, Image Analysis, Computer Vision, Model Evaluation, Data Preprocessing, Classification Algorithms, Data Transformation
★ 3.9 (60) · Beginner · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Prompt Engineering, Large Language Modeling, Prompt Patterns, LLM Application, Vibe coding, Generative AI, Code Review, Generative Model Architectures, Program Development, Software Development Methodologies, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.6 (649) · Beginner · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Design Thinking, Journey Mapping, Stakeholder Engagement, Innovation, Prototyping, Stakeholder Analysis, Brainstorming, Storytelling, Human Centered Design, Social Impact, Ideation, Creativity, Service Design, Design Research, Problem Solving, Complex Problem Solving, Patient-centered Care, Data Visualization
★ 4.7 (423) · Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Proposal Writing, Oral Expression, Presentations, Technical Communication, Verbal Communication Skills, Executive Presence, Business Writing, Public Speaking, Infographics, Business Communication, Corporate Communications, Interactive Data Visualization, Concision, Strategic Communication, Crisis Management, Persuasive Communication, Interpersonal Communications, Technical Writing, Electronic Media, Writing
★ 4.6 (905) · Beginner · Specialization · 3 - 6 Months

SkillUp
Skills you'll gain: Interviewing Skills, Labor Compliance, Talent Recruitment, Recruitment, Law, Regulation, and Compliance, Diversity Training, Talent Acquisition, Diversity Equity and Inclusion Initiatives, Human Resource Management, Labor Law, Workplace inclusivity, Recruitment Strategies, Professionalism, Record Keeping, Data-Driven Decision-Making, Decision Making
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Surveys, Statistical Hypothesis Testing, Survey Creation, Quantitative Research, Statistical Analysis, Marketing Analytics, Market Research, Advanced Analytics, Statistical Methods, Data Analysis, Probability & Statistics, Marketing, Data-Driven Marketing, Business Research, Business Analytics, Statistical Modeling, Target Market, Market Analysis, Marketing Strategies, Regression Analysis
★ 4.4 (346) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Android Jetpack, Android Studio, Android Development, Kotlin, Mobile Development, UI Components, Application Frameworks, Mobile Development Tools, Prototyping, User Interface (UI), Application Development, Animations, User Interface (UI) Design, Data Management, Development Environment, Responsive Web Design, Programming Principles, Interactive Design
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Matplotlib, Object Oriented Programming (OOP), Plotly, Data Visualization Software, Seaborn, Data Visualization, Pandas (Python Package), NumPy, Statistical Visualization, Plot (Graphics), Interactive Data Visualization, Data Presentation, Software Documentation, Scatter Plots, Data Structures, Maintainability, Programming Principles, Code Reusability, Data Import/Export, Data Manipulation
★ 4.6 (16) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Bash (Scripting Language), Shell Script, Unix Shell, Linux Commands, Scripting, Linux, Scripting Languages, Unix, Command-Line Interface, OS Process Management, Computational Logic, File I/O, Programming Principles, Debugging
Beginner · Course · 1 - 3 Months