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.

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Unstructured Data, Marketing Analytics, Text Mining, Deep Learning, Model Evaluation, Machine Learning, JSON, Data Processing, Natural Language Processing, Data Preprocessing, Exploratory Data Analysis, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Database Design, Extensible Markup Language (XML), Databases, JSON, Data Processing, Data Warehousing, Distributed Computing, Data Analysis, Scalability, Case Studies, Analytics, Data Pipelines, Query Languages, Social Media, Data Cleansing, Data Integration, Social Media Content
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Extensible Markup Language (XML), Ajax, Extensible Languages and XML, Web Design, Java Platform Enterprise Edition (J2EE), Data Validation, Web Applications, Scripting, Javascript and jQuery, Web Development, Android Development, Hypertext Markup Language (HTML), Middleware, Model View Controller, Hibernate (Java), Visualization (Computer Graphics), Interoperability, Java, Cascading Style Sheets (CSS), Mobile Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Adobe Illustrator, Typography, Design Software, Graphical Tools, Adobe Creative Cloud, Design Elements And Principles, Layout Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, Query Languages, Data Analysis, Performance Tuning, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Communication Strategies, Team Management, Leadership, Productivity, Diversity Awareness, Collaboration, Workplace inclusivity, Communication, Interpersonal Communications, Empathy
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Discussion Facilitation, Community Organizing, Interactive Learning, Driving engagement, Content Management Systems, System Configuration
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Unreal Engine, 3D Assets, 3D Modeling, Computer Graphic Techniques, Editing, Graphics Software
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Azure, Cloud Applications, Cloud Deployment, Continuous Deployment, Application Deployment, ASP.NET, Platform As A Service (PaaS), Development Environment, Containerization, Docker (Software), Web Applications, Microsoft Visual Studio, Integrated Development Environments, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Business Intelligence, Power BI, Cloud Security, Advanced Analytics, Data Management, Data Governance, Amazon Web Services, Data Integration, Data Security, Cost Control, Data Visualization Software, Cloud Computing, Data Warehousing, Data Modeling, Statistical Reporting, Amazon S3, SQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data Visualization Software, Infographics, Data Presentation, Graphing, User Accounts, Graphic Design, Data Analysis, Business Analytics, Analytics
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Agentic systems, Human Computer Interaction, Interaction Design, User Experience Design, User Experience, Responsible AI, AI Product Strategy, Design Strategies, Human Centered Design, Data Ethics, Artificial Intelligence, Automation, Machine Learning, Technology Strategies, Emerging Technologies
Intermediate · Course · 3 - 6 Months