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.

Whizlabs
Skills you'll gain: Infrastructure Security, Vulnerability Scanning, Network Security, Amazon Web Services, Firewall, Vulnerability Assessments, Network Infrastructure, Virtual Networking, Security Controls, Cloud Security, Vulnerability Management, Endpoint Security, Network Planning And Design, Distributed Denial-Of-Service (DDoS) Attacks, Load Balancing
★ 4 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, Virtual Networking, Network Routing, Network Architecture, Hybrid Cloud Computing, Network Planning And Design, Amazon Web Services, Virtual Private Networks (VPN), Information Technology Architecture, General Networking, Network Infrastructure, Network Performance Management, Network Security, Cloud Infrastructure, Cloud Computing, Network Analysis, Operations Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cross Selling, Retail Sales, Product Demonstration, Personalized Service, Sales Training, Sales Strategy, Customer experience improvement, Customer Service, Team Building, Team Oriented, Customer Engagement, Customer Complaint Resolution
★ 4.6 (34) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), Prototyping, Interactive Design, Interaction Design, Design Reviews, Wireframing, Collaborative Software, UI Components, User Experience Design, Usability Testing, Peer Review, Animations
Intermediate · Course · 1 - 4 Weeks
Georgia Institute of Technology
Skills you'll gain: Software-Defined Networking, Virtual Networking, Virtualization, Virtual Machines, Cloud Infrastructure, Network Architecture, Network Infrastructure, Cloud Computing, Cloud Deployment, Network Performance Management, Linux, Network Security, Firewall, Performance Tuning, Network Routing, Scalability
★ 4.8 (35) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Cloud Deployment, YAML, Restful API, Software Configuration Management, Load Balancing, Configuration Management
★ 4.9 (8) · Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React.js, Authentications, Frontend Performance, Authorization (Computing), Web Applications, Web Development, User Experience Design
★ 4.8 (16) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Software-Defined Networking, Cloud Deployment, Virtual Networking, Cloud Infrastructure, Network Infrastructure, Application Deployment, Network Architecture, Cloud Computing Architecture, Cloud Technologies, Containerization, Business Transformation, Digital Transformation, Cloud Platforms, Kubernetes, Cloud Engineering, Cloud Solutions, Network Planning And Design, Computing Platforms, Operational Efficiency
★ 4.8 (12) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Creative Design, Graphics Software, Digital Design, Design Software, Design Elements And Principles, Creativity, Peer Review, Color Theory
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: System Programming, Memory Management, C (Programming Language), C++ (Programming Language), Programming Principles, Software Development, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Product Development, Product Strategy, Sustainable Business, Product Management, Marketing, Product Marketing, New Product Development, Marketing Strategy and Techniques, Product Lifecycle Management, Commercialization, Strategic Marketing, Sales Presentations, Marketing Strategies, Business Marketing, Presentations, Promotional Strategies, Sustainable Development, Oral Expression, Proposal Development, Corporate Sustainability
★ 5 (10) · Beginner · Course · 1 - 3 Months

Skills you'll gain: PHP (Scripting Language), File I/O, Web Applications, Usability, Information Architecture, Responsive Web Design, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Front-End Web Development, MySQL, Web Design and Development, User Experience Design, Browser Compatibility, User Interface (UI), User Interface and User Experience (UI/UX) Design, HTML and CSS, Frontend Integration, Data Import/Export, Verification And Validation, Server Side
★ 4.7 (24) · Beginner · Specialization · 1 - 3 Months