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: Microsoft Azure, Disaster Recovery, SAP Applications, Azure Active Directory, Cloud Hosting, Cloud Infrastructure, Cloud Management, Computing Platforms, System Monitoring, Cloud Deployment, Application Deployment, Network Planning And Design, Virtual Machines, Virtual Networking, IT Infrastructure, Cloud Storage, Data Migration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Presentations, Animations, LinkedIn, Marketing Design, Social Media, Instagram, Social Media Marketing, Facebook, Marketing Materials, Marketing Budgets, Graphic Design, Marketing
★ 4.5 (6) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Java Programming, Functional Design, Performance Tuning, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

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

Logical Operations
Skills you'll gain: Data Structures, Data Processing, Verification And Validation, Python Programming, Data Manipulation, Programming Principles, Scripting, Scripting Languages, Computer Programming, Software Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Development Environment, Front-End Web Development, OpenAI API, Web Design and Development, AI Integrations, React.js, UI Components, Software Development Tools, Back-End Web Development, Web Development, Cascading Style Sheets (CSS), Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unit Testing, Go (Programming Language), Restful API, Authentications, API Testing, Application Programming Interface (API), Secure Coding, Code Reusability, API Design, Application Security, Software Testing, Microservices, Authorization (Computing), Database Development, Web Servers, Web Services, Database Management, Server Side, Databases, Software Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Development, Event-Driven Programming, Cloud Applications, Cloud-Based Integration, Dataflow, C# (Programming Language), Distributed Computing, Cloud Services, Communication Systems, Cloud Storage, Real Time Data
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Teradata SQL, Exploratory Data Analysis, SQL, Data Modeling, Database Design, Database Administration, Data Store, Database Architecture and Administration, Databases, Database Management, Database Management Systems, JSON, Data Integration, Relational Databases, Advanced Analytics, Analytics, Data Warehousing, Data Analysis, Business Intelligence, Data-Driven Decision-Making
Beginner · Specialization · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction Inspection, Construction, Construction Management, Construction Engineering, Building Codes, Structural Engineering, Environmental Engineering, General Construction and Construction Labor, Commercial Construction, Civil Engineering, Laboratory Testing, Structural Analysis, Analytical Testing, Design Specifications, Technical Standard
Advanced · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Software Design Patterns, Computational Thinking, Software Design, Algorithms, Program Development, Theoretical Computer Science, Software Development, Programming Principles, Computer Programming, Problem Solving, Software Engineering, Data Structures, Computer Science, Javascript, Web Development, Machine Learning Methods, Data Science
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Spring Framework, Web Applications, Java Platform Enterprise Edition (J2EE), Application Frameworks, Java Programming, Object Oriented Design, Back-End Web Development, Authentications, Application Development, Software Design, Database Design, Model View Controller, Databases, Extensible Markup Language (XML), Data Access
Mixed · Course · 1 - 4 Weeks