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.

Birla Institute of Technology & Science, Pilani
Skills you'll gain: TCP/IP, Network Protocols, Network Infrastructure, Network Security, OSI Models, Network Architecture, Routing Protocols, Wireless Networks, Computer Networking, Network Routing, Network Performance Management, Application Security, Network Model, Software-Defined Networking, Computer Security Awareness Training
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Reinforcement Learning, Responsible AI, Agentic systems, Artificial Intelligence, Machine Learning Methods, Distributed Computing, Simulations, Transfer Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Cleansing, Database Design, Data Integration, SQL, Data Manipulation, Database Management, Relational Databases, Data Validation, Data Quality, Data Integrity, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Performance Measurement, Brand Awareness, Digital Marketing, Strategic Marketing, Marketing Planning, Marketing Strategies, Marketing Analytics, AI Personalization, Campaign Management, Strategic Partnership, Competitive Intelligence, Brand Management, Customer Insights, AI Enablement, Promotions and Campaigns, Competitive Analysis, ChatGPT, Goal Setting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Graphic and Visual Design, Graphic and Visual Design Software, Graphic Design, Virtual Environment, Design Software, Teaching, Collaboration, Teamwork, Content Creation, User Accounts
Beginner · Guided Project · Less Than 2 Hours

The Open University
Skills you'll gain: Sustainable Business, Systems Thinking, Sustainable Development, Corporate Sustainability, Stakeholder Analysis, Sustainability Standards, Business Systems Analysis, Process Mapping, Complex Problem Solving, Innovation, Problem Solving, Interviewing Skills
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TypeScript, Webpack, React Redux, Frontend Integration, React.js, Application Programming Interface (API), Web Development Tools, Front-End Web Development, Restful API, UI Components, JavaScript Frameworks, Build Tools, Context Management, Event-Driven Programming, Data Validation, Javascript, Web Development, Software Development
Intermediate · Course · 1 - 4 Weeks

The Open University
Skills you'll gain: Sustainable Business, Stakeholder Engagement, Corporate Sustainability, Business Modeling, Environmental Social And Corporate Governance (ESG), Stakeholder Analysis, Systems Thinking, Value Propositions, Design Thinking, Verification And Validation, Presentations, Innovation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Orchestration, AI Workflows, LLM Application, Agentic systems, Tool Calling, LangChain, Artificial Intelligence, Prompt Engineering, Model Evaluation, Context Management, Scenario Testing, Performance Testing, Development Testing, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Assets, 3D Modeling, Animation and Game Design, Computer Graphics, Visualization (Computer Graphics), Computer Graphic Techniques, Storytelling, Graphical Tools, Creativity, Color Theory
Advanced · Specialization · 1 - 3 Months

Whizlabs
Skills you'll gain: Multi-Factor Authentication, Role-Based Access Control (RBAC), Authentications, Azure Active Directory, Zero Trust Network Access, Identity and Access Management, User Provisioning, Security Controls, Cloud Security, User Accounts
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Script Development, Test Data, Test Case, JSON, API Testing, Scenario Testing, Mockups
Intermediate · Guided Project · Less Than 2 Hours