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.

Skills you'll gain: Canva (Software), Promotional Strategies, Developing Training Materials, Marketing Materials, Design Elements And Principles, Marketing Collateral, Promotional Materials, Product Promotion, Creative Design, Design, Graphic and Visual Design, Product Planning, Product Knowledge, Graphic Design, Selling Techniques, Sales
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Drive Engagement, Social Media Marketing, Social Media, Social Media Content, Social Media Strategy, Growth Strategies, Marketing Design
Beginner · Guided Project · Less Than 2 Hours

Birla Institute of Technology & Science, Pilani
Skills you'll gain: TCP/IP, Network Protocols, Network Security, Network Infrastructure, 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

EDUCBA
Skills you'll gain: Color Theory, Cascading Style Sheets (CSS), Typography, HTML and CSS, Web Design, Web Content Accessibility Guidelines, Semantic Web
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Data Transformation, Feature Engineering, Pandas (Python Package), Text Mining, Predictive Modeling, Scikit Learn (Machine Learning Library), Python Programming, Data Analysis, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cinematography, Computer Graphics, 3D Modeling, Visualization (Computer Graphics), Photography, Image Quality
Beginner · Course · 1 - 3 Months

Skills you'll gain: Angular, Responsive Web Design, Bootstrap (Front-End Framework), Node.JS, Back-End Web Development, Unit Testing, Full-Stack Web Development, Web Components, Front-End Web Development, Command-Line Interface, Authentications, Dataflow, User Accounts, TypeScript, MySQL, E-Commerce
Intermediate · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Cloud Deployment
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Ansible, Scalability, Debugging, Scripting, Infrastructure as Code (IaC), Verification And Validation, Devops Tools, Automation, YAML, Maintainability, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Animations, 3D Assets, Computer Graphics, User Interface (UI), Scripting
Mixed · Course · 1 - 3 Months

Skills you'll gain: Mockups, Visualization (Computer Graphics), Diagram Design, Wireframing, Web Design, Prototyping, User Interface and User Experience (UI/UX) Design, Data Sharing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Instagram, Social Media Content, Social Media Marketing, Social Media, Animations, Content Creation, Facebook, Marketing, Design
Beginner · Guided Project · Less Than 2 Hours