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.

Emory University
Skills you'll gain: Regression Analysis, Data Visualization, Business Mathematics, Descriptive Statistics, Microsoft Excel, Statistics, Business Analytics, Excel Formulas, Statistical Analysis, Algebra, Calculus, Arithmetic, Business
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: JUnit, Test Driven Development (TDD), Unit Testing, Test Case, Software Testing, Mockups, Eclipse (Software), Test Data, Development Testing, Test Automation, Test Execution Engine, Integrated Development Environments, Test Script Development, Testability, Java
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Make.com, JSON, Outbound Calls, Application Programming Interface (API), Phone Sales, Booking (Sales), Sales Presentation, Setting Appointments, Systems Integration, No-Code Development, Calendar Management, Technical Sales, Automation, AI Personalization, Scheduling
Intermediate · Guided Project · Less Than 2 Hours

28DIGITAL
Skills you'll gain: General Data Protection Regulation (GDPR), Case Law, Personally Identifiable Information, Information Privacy, IT Security Architecture, Law, Regulation, and Compliance, European History, Data Governance, Legal Research, Data Security
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Internet Of Things, API Design, Amazon Web Services, Embedded Software, Cloud Computing Architecture, Application Programming Interface (API), Network Protocols, Microservices, Cloud Applications, Cloud Services, Communication Systems, Embedded Systems, Cloud Technologies, Cybersecurity, Software Development, Wireless Networks
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Vulnerability Assessments, Application Security, Vulnerability Management, Event Monitoring, Secure Coding, Security Controls, Hardening, Data Integrity, Security Testing, System Monitoring, Cybersecurity, Patch Management, Threat Modeling, Exploitation techniques, Authorization (Computing), Cryptography, Extensible Markup Language (XML), System Configuration
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Google Sheets, Data-Driven Decision-Making, Administrative Support, Data Maintenance, Data Store, Data Analysis, Business Operations, Resource Allocation, Spreadsheet Software, Automation, Management Reporting, Project Controls, Workflow Management, Office Administration, Operations, Data Validation
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Trigonometry, Systems Of Measurement, Geometry, Mathematical Modeling, Graphing, Algebra, Applied Mathematics
Beginner · Course · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Online Advertising, E-Commerce, Digital Marketing, Business Strategy, Social Media Strategy, Google Ads, Digital Transformation, Email Marketing, Search Engine Optimization, Business Modeling, Branding
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: HVAC, Building Services Engineering, Thermal Management, Mechanical Engineering, Engineering Calculations, Energy and Utilities, Estimation, Environmental Issue
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Analytics, Ad Hoc Reporting, Marketing Analytics, Email Automation, Data-Driven Decision-Making, Web Analytics, Dashboard, Geospatial Information and Technology, Marketing, Data Analysis, Data Visualization
Beginner · Guided Project · Less Than 2 Hours

Peking University
Skills you'll gain: Surveys, Statistical Analysis, Big Data, Data Collection, Research Methodologies, Data Mining, Data Quality, Data Analysis, Research, Qualitative Research, Quantitative Research, Case Studies, Research Design, Interviewing Skills, Report Writing
Mixed · Course · 1 - 3 Months