Data mining courses can help you learn data preprocessing, pattern recognition, and predictive modeling techniques. You can build skills in clustering, classification, and anomaly detection, that support extracting meaningful insights from large datasets. Many courses introduce tools like Python, R, and SQL, along with software such as RapidMiner and Weka, to help you apply these skills in real-world data analysis projects.

Skills you'll gain: Model View Controller, Web Development Tools, Web Applications, JavaScript Frameworks, Data Validation, Javascript, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: PHP (Scripting Language), File I/O, Web Applications, Responsive Web Design, MySQL, Web Design and Development, Server Side, HTML and CSS, Back-End Web Development, Database Development, File Management, Data Structures
Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Rust (Programming Language), System Programming, Package and Software Management, Data Structures, Software Installation, Test Data, Programming Principles, Secure Coding, Maintainability, Debugging, Software Design Patterns, Integrated Development Environments, Data Sharing, Data Management, Command-Line Interface, Capacity Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Full-Stack Web Development, IntelliJ IDEA, Spring Boot, React.js, Restful API, Integrated Development Environments, Object-Relational Mapping, Web Development Tools, Back-End Web Development, Web Applications, Application Frameworks, Command-Line Interface, Data Access
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Dashboard, Excel Formulas, Google Sheets, Service Level, Spreadsheet Software, Data Validation, Productivity Software, Data Entry, Data Analysis Expressions (DAX), Data Visualization, Quality Assessment
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Teradata SQL, Database Architecture and Administration, Data Storage, Relational Databases, Database Management Systems, Mainframe Computing, Data Processing, Data Integration, Query Languages, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: UI/UX Research, User Research, Design Thinking, User Experience, Persona (User Experience), Technical Communication, Miro AI, User Centered Design
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Data Processing, Distributed Computing, Performance Tuning, Big Data, Software Architecture, Scalability
Intermediate · Course · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Responsible AI, Digital pedagogy, LLM Application
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Market Research, Data-Driven Decision-Making, Consumer Behaviour, Customer Analysis, Marketing Psychology, Market Analysis, Marketing Planning, Behavioral Economics, Customer Insights, Strategic Marketing, Marketing Strategies, Technology Strategies, Product Lifecycle Management, Business-To-Consumer, B2B Sales, Digital Marketing
Build toward a degree
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Collaborative Software, Productivity Software, Telecommuting, Virtual Teams, Team Building, Organizational Skills, User Accounts, Brainstorming, Data Visualization, Data Sharing, Business Strategy
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Value Propositions, Emotional Intelligence, Business Planning, Productivity, Financial Statements, Financial Acumen, User Research, Target Audience, Business Marketing, Microsoft Excel, Marketing Strategies, Customer Acquisition Management, Content Marketing, Financial Analysis, Branding, Market Research, Social Media Strategy, Adaptability, Digital Marketing, Data Visualization
Beginner · Specialization · 3 - 6 Months