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.

Skillshare
Skills you'll gain: Cinematography, Video Editing, Videography, Post-Production, Video Production, Storytelling, Proposal Writing, Proposal Development, Target Audience, Presentations, Visual Storytelling, Target Market, Writing, Sales Presentations, Editing, Promotional Strategies, Marketing, Concision, Creativity, Program Standards
★ 3.8 (10) · Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Logical Reasoning
★ 3.2 (10) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Graphical Tools, Graphic and Visual Design, Video Production, Graphic and Visual Design Software, Photo/Video Production and Technology, Graphic Design, Social Media, Social Media Marketing, Content Creation
★ 4.8 (9) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Proposal Writing, Business Writing, Proposal Development, Sales Presentations, Presentations, Value Propositions, Data Visualization, Company, Product, and Service Knowledge, Business Strategy, Entrepreneurship
★ 3.6 (11) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Unreal Engine, Game Design, Video Game Development, Animation and Game Design, Programming Principles, Data Structures, No-Code Development, Object Oriented Design, Event-Driven Programming, Interactive Design, Code Reusability, Scripting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Computational Thinking, Java, Algorithms, Programming Principles, Computer Programming, Solution Design
Advanced · Course · 1 - 3 Months

Packt
Skills you'll gain: Data Analysis Expressions (DAX), Customer Insights, Power BI, Data Modeling, Customer Analysis, Dashboard, Data Transformation, Dashboard Creation, Data Wrangling, Data Import/Export, Data Manipulation, Database Design, Business Intelligence, Interactive Data Visualization, Data Integration, Star Schema, Time Series Analysis and Forecasting, Data Cleansing, Relational Databases, Data Visualization Software
★ 4.8 (14) · Beginner · Specialization · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Business Research, Business Correspondence, Business Writing, Professional Networking, Decision Making, Professional Development, Personal Attributes, Planning, Lifelong Learning, Personal Development, Adaptability, Willingness To Learn, Open Mindset, Cognitive flexibility, AI literacy, Emerging Technologies, Self-Awareness, Goal Setting, Market Trend
★ 4.1 (53) · Beginner · Course · 1 - 3 Months

Skills you'll gain: AI powered creativity, Prompt Patterns, Generative AI, Prompt Engineering, Prompt Engineering Tools, Content Creation, Graphics Software, AI literacy, Image Quality, Creative Design, Design and Product, Marketing Design
★ 4.1 (25) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Generative AI Agents, Model Context Protocol, Retrieval-Augmented Generation, Generative Model Architectures, Fine-tuning, Model Deployment, Responsible AI, Load Balancing, Large Language Modeling, Containerization, AI Security, Docker (Software), Model Optimization, Generative AI, Model Evaluation, Agentic systems, LangChain, Restful API, Data Ethics, Image Quality
★ 4.3 (6) · Intermediate · Professional Certificate · 3 - 6 Months

Microsoft
Skills you'll gain: Responsible AI, Containerization, Scalability, Docker (Software), AI Orchestration, Application Deployment, Kubernetes, Azure Active Directory, AI Integrations, System Monitoring, AI Workflows, Agentic systems, Artificial Intelligence, Microsoft 365, Generative AI Agents, Enterprise Architecture, Microsoft Azure, Agentic Workflows, AI Security, Enterprise Security
★ 4 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, TCP/IP, Network Switches, Network Routers, Virtual Local Area Network (VLAN), Network Protocols, Network Security, General Networking, Network Routing, Network Troubleshooting, Network Administration, Computer Networking, Open Shortest Path First (OSPF), Network Monitoring, Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Planning And Design, Border Gateway Protocol, Network Performance Management, Proxy Servers
★ 4.8 (16) · Intermediate · Course · 1 - 3 Months