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.

Board Infinity
Skills you'll gain: Restful API, Database Design, API Design, MongoDB, Database Management, Authentications, Relational Databases, Performance Tuning, Databases, Authorization (Computing), NoSQL, SQL, Frontend Integration, Node.JS, Scalability
Intermediate · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Sustainable Development, Sustainable Architecture, Environmental Issue, Building Design, Sustainable Technologies, Energy and Utilities, Sustainable Engineering, Architectural Design, Workforce Development, Materials science, Professional Development, Training Programs, Climate Change Mitigation
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: ChatGPT, Podcasting, AI Product Strategy, Content Creation, Course Development, AI Enablement, Entrepreneurship, Product Automation, Digital Assets, Artificial Intelligence, WordPress, Marketing Strategies, E-Commerce, Web Development, Digital Transformation, Email Marketing, Search Engine Optimization, Digital Marketing, Writing, Business Acumen
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Image Analysis, Data Analysis Software, Data Analysis, Scientific Visualization, Histogram, Analysis, Exploratory Data Analysis, Software Installation
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Microsoft Word, Business Writing, Microsoft Office, Document Management, Photo Editing, Writing and Editing, Multimedia, Entrepreneurship, Productivity Software, Office Administration, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Agile Project Management, Stakeholder Engagement, Leadership, Team Leadership, Climate Change Adaptation, Team Motivation, Strategic Leadership, Water Sustainability, Environmental Resource Management, Project Management, Sustainability Reporting, Cross-Functional Collaboration, Natural Resource Management, Innovation, Community Outreach, Complex Problem Solving
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Security, Secure Coding, Security Testing, Open Web Application Security Project (OWASP), Vulnerability, Software Testing, Computer Security, Vulnerability Management, Data Security, Security Strategy, Unit Testing, Human Factors (Security), Application Design, Information Privacy, Computer Programming, Python Programming, Node.JS, Javascript, Design Strategies, JavaScript Frameworks
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, Swift Programming, Mobile Development, User Interface (UI), UI Components, Model View Controller, Application Development, Responsive Web Design, Storyboarding
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Branding, Advertising, Consumer Behaviour, Brand Management, Brand Strategy, Integrated Marketing Communications, Advertising Campaigns, Marketing Communications, Brand Awareness, Marketing, Promotional Strategies, Media Planning, Digital Advertising, Customer Engagement, Media Strategy, Design Thinking
Beginner · Course · 1 - 4 Weeks
Starweaver
Skills you'll gain: Endpoint Security, Endpoint Detection and Response, Threat Detection, Zero Trust Network Access, Cyber Threat Hunting, MITRE ATT&CK Framework, Cyber Threat Intelligence, Intrusion Detection and Prevention, IT Security Architecture, Threat Management, Cybersecurity, Security Controls, Continuous Monitoring, Anomaly Detection, System Monitoring, Identity and Access Management, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Network Troubleshooting, Authentications, Debugging, Event Monitoring, System Monitoring, Application Deployment, API Design, Application Programming Interface (API), Command-Line Interface
Intermediate · 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