Data visualization courses can help you learn how to create compelling charts, graphs, and dashboards, along with understanding data storytelling and visual design principles. You can build skills in interpreting data trends, selecting appropriate visual formats, and conveying insights effectively to diverse audiences. Many courses introduce tools like Tableau, Power BI, and D3.js, that support transforming raw data into visual narratives and making data-driven decisions in various fields.

Skills you'll gain: Data Warehousing, Extract, Transform, Load, IBM DB2, Star Schema, PostgreSQL, Snowflake Schema, Data Mart, Data Architecture, Data Modeling, Database Design, Database Systems, Data Lakes, Data Integration, Query Languages, Data Validation, Data Cleansing, SQL, Data Quality
★ 4.5 (268) · Intermediate · Course · 1 - 4 Weeks
University of California, Santa Cruz
Skills you'll gain: Go (Programming Language), File I/O, Data Structures, Programming Principles, Object Oriented Design, Object Oriented Programming (OOP), Debugging, Computer Programming, Unit Testing, C (Programming Language), Program Development, Computer Science, Software Testing, Algorithms, Code Reusability, Graph Theory, C and C++, Computational Logic, Memory Management
★ 4.5 (7.3K) · Intermediate · Specialization · 3 - 6 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Microsoft PowerPoint, Microsoft Word, Microsoft Excel, Microsoft Office, Spreadsheet Software, digital literacy, Automation, Data Entry, Computer Literacy, Information Technology, Document Management, Graphical Tools, Graphic and Visual Design
★ 4.8 (6.7K) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Risk Modeling, Operations Research, Regression Analysis, Network Model, Resource Allocation, Excel Macros, Business Analytics, Decision Making, Risk Analysis, Simulation and Simulation Software, Microsoft Excel, Strategic Decision-Making, Data Modeling, Financial Modeling, Business Modeling, Data-Driven Decision-Making, Excel Formulas, Business, Spreadsheet Software, Data Analysis
★ 4.8 (4.1K) · Beginner · Specialization · 3 - 6 Months
Macquarie University
Skills you'll gain: Excel Formulas, Dashboard, Dashboard Creation, Microsoft Excel, Spreadsheet Software, Data Wrangling, Data Preprocessing, Data Manipulation, Data Processing, Data Presentation, Interactive Data Visualization, Excel Macros, Data Analysis Software, Business Analytics, Analytical Skills, Advanced Analytics, Business Mathematics, Financial Analysis
★ 4.7 (6.3K) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Manipulation, Data Cleansing, Data Wrangling, Data Processing, Data Integration, Data Preprocessing, Data Transformation, Data Import/Export, Data Collection, Data Management, Web Scraping, Data Access, R Programming, R (Software), MySQL, File Management, SQL, Application Programming Interface (API)
★ 4.5 (8.1K) · Mixed · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Unsupervised Learning, Applied Machine Learning, Responsible AI, Data Ethics, Machine Learning, Supervised Learning, Artificial Intelligence, Reinforcement Learning, Artificial Neural Networks, Deep Learning, Anomaly Detection, Dimensionality Reduction
★ 4.9 (5.7K) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Oncology, Medical Imaging, Radiology, Diagnostic Radiology, Patient Education and Support, Mammography, Radiation Therapy, Molecular Biology, Diagnostic Tests, X-Ray Computed Tomography, Clinical Trials, Molecular, Cellular, and Microbiology, Capillary, Pain Management, Preventative Care, Treatment Planning, Hemodynamics, Drug Development, Cell Biology, Biology
★ 4.8 (10K) · Beginner · Specialization · 3 - 6 Months
Macquarie University
Skills you'll gain: Excel Formulas, Microsoft Excel, Excel Macros, Data Validation, Spreadsheet Software, Data Modeling, Financial Forecasting, Predictive Modeling, Financial Modeling, Data Integrity, Visual Basic (Programming Language), Business Modeling, Automation, Data Security
★ 4.8 (8.5K) · Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Debugging, Bioinformatics, Java, Algorithms, Java Programming, Program Development, Object Oriented Design, Programming Principles, Statistical Analysis, Software Design, Computer Programming, File I/O, Data Processing, Software Documentation, Data Manipulation, Object Oriented Programming (OOP), Data Analysis, Descriptive Statistics, Web Scraping, Problem Solving
★ 4.6 (8.1K) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Exploratory Data Analysis, Data Visualization, Plot (Graphics), Statistical Visualization, Ggplot2, Dimensionality Reduction, Data Visualization Software, R Programming, R (Software), Graphing, Data Analysis, Statistical Analysis, Unsupervised Learning, Statistical Methods
★ 4.7 (6.1K) · Mixed · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: ArcGIS, GIS Software, Geographic Information Systems, Geospatial Information and Technology, Data Sharing, Geospatial Mapping, Spatial Analysis, Metadata Management, Data Quality, Data Mapping, Data Visualization, Data Visualization Software, Data Analysis
★ 4.8 (5.9K) · Beginner · Course · 1 - 4 Weeks