Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

Skills you'll gain: IT Security Architecture, Network Security, Infrastructure Security, Software-Defined Networking, Application Security, Zero Trust Network Access, Network Architecture, Threat Modeling, Cybersecurity, Enterprise Architecture, Secure Coding, Cloud Security, Scenario Testing, Cryptography, Vulnerability Assessments
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Virtual Environment, Video Game Development, Game Design, Interactive Design, Animation and Game Design, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Technical Communication, Data Visualization, Technical Writing, Peer Review, Technical Documentation, Data Ethics, Persuasive Communication, Writing and Editing, Data Science, Media and Communications, Graphic and Visual Design
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Negotiation, Influencing, Persuasive Communication, Communication, Collaboration, Relationship Building, Decision Making, Active Listening, Self-Awareness, Continuous Improvement Process
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Network Analysis, Social Network Analysis, Marketing Analytics, Unstructured Data, Semantic Web, Statistical Methods, Text Mining, Data Structures, JSON, Natural Language Processing, Data Visualization Software, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks
Starweaver
Skills you'll gain: Google Gemini, Anthropic Claude, AI Enablement, Business Leadership, ChatGPT, Business Transformation, Digital Transformation, Leadership, Strategic Leadership, Strategic Thinking, Stakeholder Communications, Generative AI Agents, Organizational Change, Strategic Communication, Strategic Decision-Making, Innovation, Communication Strategies, Business Ethics, Analytical Skills, Strategic Marketing
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Web Components, Frontend Performance, Web Content Accessibility Guidelines, Hypertext Markup Language (HTML), Web Analytics and SEO, Web Design and Development, Semantic Web, Browser Compatibility, Web Applications, Web Content, Responsive Web Design
Intermediate · Course · 1 - 4 Weeks

New York University
Skills you'll gain: Research Design, Experimentation, Clinical Trials, Clinical Research Ethics, Scientific Methods, Program Evaluation, Statistical Methods, Sample Size Determination, Public Health and Disease Prevention, Data Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Newsletters, Canva (Software), Marketing Materials, Email Marketing, Promotional Materials, Event Marketing, Business Writing, Marketing Design, Target Audience, Marketing Communications
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Extract, Transform, Load, Data Integration, SQL Server Integration Services (SSIS), Data Cleansing, Data Pipelines, Data Quality, Data Migration, Database Management, Data Transformation, File Management, Data Manipulation, Data Processing, Metadata Management, JSON, Extensible Markup Language (XML), Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Excel Macros, Microsoft Excel, Excel Formulas, Spreadsheet Software, Data Entry, Data Analysis Expressions (DAX), Business Mathematics
Beginner · Guided Project · Less Than 2 Hours

Fred Hutchinson Cancer Center
Skills you'll gain: Model Evaluation, AI Enablement, AI Product Strategy, AI Security, Artificial Intelligence, Project Design, Goal Setting, Decision Making, Usability Testing, Needs Assessment, Project Planning, Cost Estimation, Resource Planning, Resource Management, Data Security
Intermediate · Course · 1 - 4 Weeks