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 System
Skills you'll gain: Database Design, Database Development, Relational Databases, Data Modeling, Database Software, Database Management Systems, Database Management, Oracle Databases, SQL, Query Languages, Data Integrity, Diagram Design, PostgreSQL
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Test Planning, Linux, Embedded Systems, Electronics, Internet Of Things, Embedded Software, Network Protocols, User Requirements Documents, Functional Specification, Electronic Components, Functional Requirement, OSI Models, Basic Electrical Systems, Electronic Hardware, Linux Commands, Operating Systems, Debugging, Application Programming Interface (API), TCP/IP, Python Programming
Beginner · Specialization · 3 - 6 Months

Meta
Skills you'll gain: React Native, iOS Development, Core Data (Software), Restful API, User Research, Version Control, GitHub, UI/UX Research, Usability Testing, Apple iOS, Jest (JavaScript Testing Framework), Git (Version Control System), Data Structures, Swift Programming, User Interface (UI), Apple Xcode, Unix Commands, Persona (User Experience), Mobile Development, Javascript
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months
Rutgers the State University of New Jersey
Skills you'll gain: Strategic Sourcing, Lean Six Sigma, Lean Manufacturing, Demand Planning, Procurement, Supplier Relationship Management, Manufacturing Operations, Forecasting, Supply Chain Planning, Lean Methodologies, Process Improvement, Supplier Management, Production Management, Operations Management, Customer Demand Planning, Inventory Management, Warehousing, Supply Chain, Warehouse Management, Logistics
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Visualization, Prompt Engineering Tools, Prompt Patterns, AI powered creativity, AI literacy, AI Personalization, Generative AI, Timelines, LLM Application, Agentic Workflows, Spreadsheet Software, Ideation, Artificial Intelligence, Business Correspondence, Complex Problem Solving, Report Writing, Solution Design, Document Management, Critical Thinking, Machine Learning
Beginner · Specialization · 1 - 4 Weeks
Skills you'll gain: Google Ads, Search Engine Optimization, Digital Marketing, Keyword Research, Digital Advertising, Target Audience, Search Engine Marketing, Online Advertising, Persona Development, Customer Analysis, Conversion Funnel Analysis, Content Optimization, Marketing Strategy and Techniques, Advertising Campaigns, Marketing Strategies, Customer Engagement
Beginner · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, UI Components, Unit Testing, Mobile Development Tools, Code Reusability, JavaScript Frameworks, Frontend Integration, Webpack, Front-End Web Development, Application Development, Software Design Patterns, Javascript, Web Applications, Dataflow, Data Access, Hypertext Markup Language (HTML), Data Sharing, User Interface (UI)
Intermediate · Specialization · 1 - 3 Months
University of Michigan
Skills you'll gain: Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, HTML and CSS, Web Design, Responsive Web Design, Hypertext Markup Language (HTML), Web Development Tools, Web Development, Typography, Programming Principles, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Infrastructure, Cloud Platforms, Cloud Computing, Cloud Computing Architecture, Cloud Services, Cloud Development, Cloud Deployment, Cloud Security, Cloud Technologies, Software Development, Data Storage, Infrastructure Architecture, Data Storage Technologies, Cloud Engineering, Docker (Software), Public Cloud, Containerization, Cloud-Native Computing, Cloud Standards, DevOps
Beginner · Course · 1 - 3 Months

Hebrew University of Jerusalem
Skills you'll gain: Computer Architecture, Hardware Architecture, Computer Engineering, Computer Hardware, Computer Science, Computer Systems, Microarchitecture, Computational Logic, System Programming, Computer Programming, Systems Design, System Design and Implementation, Other Programming Languages, Technical Design, Software Design, Memory Management, Program Development, Data Storage
Mixed · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Data Structures, Data Cleansing, Python Programming, Data Analysis, NumPy, Pandas (Python Package), Data Manipulation, Data Processing, Programming Principles, Computer Programming, Analytics, Analytical Skills, Scripting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Process Modeling, Process Mapping, Business Process Modeling, Process Analysis, Business Analysis, Data Storytelling, Business Analysis Tools, Business Process Improvement, Feasibility Studies, Systems Analysis, Stakeholder Analysis, Process Optimization, Requirements Management, Business Systems Analysis, Systems Design, Communication Planning, Test Planning, Information Technology, Database Management, Agile Methodology
Beginner · Professional Certificate · 3 - 6 Months