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.

Johns Hopkins University
Skills you'll gain: MITRE ATT&CK Framework, Metasploit, Penetration Testing, Exploit development, Exploitation techniques, Cyber Threat Intelligence, Cybersecurity, Operating Systems, Hardening, Malware Protection, Vulnerability Assessments, Security Controls, Intrusion Detection and Prevention, System Programming, Data Persistence, Computer Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Color Theory, Style Guides, Generative AI, Creativity, ChatGPT, Aesthetics, Art History, Design Elements And Principles, Image Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Responsive Web Design, Email Automation, Order Management, Data Validation, User Interface (UI) Design, Search Engine Optimization, Web Applications, JavaScript Frameworks, Authentications, User Interface (UI), React.js, Payment Processing, E-Commerce, PostgreSQL, Dashboard, Database Development, Object-Relational Mapping, Product Improvement, Real Time Data
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Programming Principles, Java, Data Structures, Program Development, Eclipse (Software), Object Oriented Programming (OOP), Computer Programming, Debugging, Application Programming Interface (API), Database Application
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe After Effects, Video Production, Post-Production, Video Editing, Storyboarding, Ideation, Content Creation, Cinematography, Motion Graphics, Creativity, Color Matching
Mixed · Course · 1 - 3 Months

Skills you'll gain: React.js, JavaScript Frameworks, UI Components, Web Applications, Data Validation, Front-End Web Development, Routing Protocols, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Cyber Threat Hunting, Incident Response, Computer Security Incident Management, Cybersecurity, Network Security, Cyber Security Policies, Threat Detection, Security Controls, Threat Management, Intrusion Detection and Prevention, Firewall, Security Information and Event Management (SIEM), Continuous Monitoring, Endpoint Security, Network Monitoring, Malware Protection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, Query Languages, Data Analysis, Performance Tuning, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Teams, Meeting Facilitation, Team Motivation, Collaborative Software, Collaboration, Team Management, Team Leadership, Team Building, Telecommuting, Teamwork, Rapport Building, Team Performance Management, Conflict Management, Communication Strategies, Communication, Productivity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Product Testing, Laboratory Testing, Structural Engineering, Construction Inspection, Process Validation, Construction Engineering, Construction, Civil Engineering, Engineering Analysis, Simulation and Simulation Software, Safety Standards
Advanced · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Java Programming, Data Structures, Data Persistence, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Marketing Materials, Marketing Strategy and Techniques, Graphic Design, Branding, Color Theory, Product Design
Intermediate · Guided Project · Less Than 2 Hours