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.

Board Infinity
Skills you'll gain: HTML and CSS, React.js, ASP.NET, Restful API, .NET Framework, Web Applications, Web Services, Hypertext Markup Language (HTML), Object Oriented Design, Front-End Web Development, JSON, Application Development, JavaScript Frameworks, Model View Controller, Web Design and Development, Application Frameworks, Web Development Tools, Development Environment, Web Development, Cascading Style Sheets (CSS)
Intermediate · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Peer Review, Instructional Design, Instructional and Curriculum Design, Education Software and Technology, Drive Engagement, Instructing, Parent Communication, Instructional Strategies, Student Engagement, Learning Management Systems, Student Support and Services, Course Development, Collaborative Software, Pedagogy, Digital pedagogy, Teaching, AI Personalization, Data Management, Collaboration, Planning
Beginner · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Mathematical Modeling, Mathematics and Mathematical Modeling, Systems Thinking, Strategic Decision-Making, Innovation, Diversity Awareness, Social Sciences, Predictive Modeling, Data-Driven Decision-Making, Social Studies, Strategic Thinking, Decision Making, Critical Thinking, Network Analysis, Economics, Economic Development, Probability, Probability & Statistics, Market Dynamics, Coordination
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: TCP/IP, Local Area Networks, Routing Protocols, Network Routing, Digital Communications, OSI Models, Network Protocols, Open Shortest Path First (OSPF), Network Routers, Communication Systems, Telecommunications, Dynamic Host Configuration Protocol (DHCP), Network Planning And Design, Network Security, Network Switches, General Networking, Virtual Networking, Network Performance Management, Computer Networking, Network Architecture
Intermediate · Specialization · 3 - 6 Months
Universidade de São Paulo
Skills you'll gain: Conversion Funnel Analysis, Search Engine Marketing, Digital Marketing, Email Marketing, Digital Marketing Campaigns, Google Ads, Marketing Strategies, Search Engine Optimization, Google Analytics, Online Advertising, A/B Testing, Pay Per Click Advertising, Marketing Planning, Advertising Campaigns, Web Analytics, Digital Advertising, Facebook, Campaign Management, Marketing Analytics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Restful API, Node.JS, API Design, Postman API Platform, Back-End Web Development, Server Side, Application Programming Interface (API), MongoDB, JavaScript Frameworks, Middleware, Network Routing, Maintainability, JSON, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React Native, Mobile Development, User Interface (UI) Design, Front-End Web Development, React Redux, Ajax, User Interface and User Experience (UI/UX) Design, Javascript, React.js, Data Structures, Application Development, Apple iOS, Debugging, iOS Development, UI Components, JavaScript Frameworks, User Story, Android Development, Mobile Development Tools, Database Application
Beginner · Specialization · 3 - 6 Months

Sage Publications
Skills you'll gain: Surveys, Survey Creation, Research Design, Research, Research Methodologies, Experimentation, Scientific Methods, Science and Research, Qualitative Research, Research and Design, Data Collection, Psychology, Statistical Methods, Case Studies, Sample Size Determination, Statistical Hypothesis Testing, Statistical Inference, Statistics, Data Analysis
Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: File I/O, Data Structures, Programming Principles, Computer Programming Tools, Python Programming, Computer Programming, Computational Thinking, Software Development Tools, Development Environment, Data Storage, Functional Design, Integrated Development Environments, Software Documentation, Code Reusability, Data Import/Export, Jupyter
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Database Design, SQL, Database Management Systems, Database Development, NoSQL, Relational Databases, Data Warehousing, Database Theory, Database Systems, Database Architecture and Administration, Databases, Database Software, Database Administration, Data Store, Database Management, Data Modeling, Query Languages, Big Data, Data Architecture, Database Application
Build toward a degree
Beginner · Specialization · 3 - 6 Months
Rice University
Skills you'll gain: Event-Driven Programming, Application Development, Interactive Design, Video Game Development, Animations, Animation and Game Design, Programming Principles, Computer Graphics, Python Programming, Game Design, Program Development, Computer Programming, Computational Logic
Mixed · Course · 1 - 3 Months
Skills you'll gain: Server Side, Node.JS, Restful API, Database Design, Front-End Web Development, React Redux, Ajax, Database Development, Database Application, Full-Stack Web Development, Back-End Web Development, NoSQL, Javascript, React.js, Performance Tuning, API Design, Data Structures, MongoDB, Debugging, JavaScript Frameworks
Beginner · Specialization · 3 - 6 Months