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: Angular, Bootstrap (Front-End Framework), JavaScript Frameworks, Authentications, Web Applications, Authorization (Computing), Javascript and jQuery, Web Design and Development, Web Components, HTML and CSS, TypeScript, Web Development Tools, Responsive Web Design, UI Components, Model View Controller, Data Validation, Routing Protocols, Software Testing
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Data Modeling, Database Design, Exploratory Data Analysis, Data Analysis, Data Visualization Software
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: White-Box Testing, Software Testing, Risk Analysis, Code Coverage, Test Case, Unit Testing, Test Engineering, Test Planning, Integration Testing
Advanced · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Business Analytics, Business Analysis, Business Strategy, Accounting, Organizational Structure, Organizational Strategy, Strategic Communication, Business Communication, Marketing, Financial Accounting, Marketing Strategies, Innovation, Product Lifecycle Management
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Promotional Materials, Marketing Materials, LinkedIn, Content Creation, Social Media Content, Social Media, Graphic Design, Content Marketing, Digital Content, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: API Gateway, Cloud API, Application Programming Interface (API), Restful API, Google Cloud Platform, API Design, Cloud Deployment, Scalability, Service Oriented Architecture, Back-End Web Development, Server Side, Data Management, Network Analysis
Beginner · Project · Less Than 2 Hours
Skills you'll gain: Dayforce (HCM Software), HR Tech, Human Resource Strategy, Human Resources Information System (HRIS), Role-Based Access Control (RBAC), Human Resources, Compliance Management, Compliance Reporting, Payroll, Data Architecture, Data Flow Diagrams (DFDs), Workforce Planning, Oracle Cloud Applications, Workforce Management, Benefits Administration, Enterprise Resource Planning, Workflow Management, Data Integration, Business Strategy, Analytics
Intermediate · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Data Security, Cyber Risk, Cybersecurity, Data Sharing, Cyber Attacks, Security Management, Cryptography, Security Software, Security Strategy, Network Security, Risk Modeling, Data Access, Statistical Methods
Beginner · Course · 1 - 3 Months

Skills you'll gain: Go (Programming Language), Debugging, Unit Testing, Verification And Validation, Application Frameworks, Programming Principles, Web Development, Web Applications, Data Structures, Development Environment, Object Oriented Programming (OOP), Software Design, Command-Line Interface
Intermediate · Course · 1 - 3 Months

Skills you'll gain: 3D Modeling, Autodesk, 3D Assets, Design Software
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Journals, Writing, Storytelling, Personal Development, Self-Awareness, Creativity, Empathy, Emotional Intelligence, Editing
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Angular, JavaScript Frameworks, Application Deployment, Application Frameworks, Web Development Tools, Frontend Performance, Application Design, Server Side, Web Services, Software Architecture
Beginner · Course · 1 - 4 Weeks