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.

University of Alberta
Skills you'll gain: Scientific Methods, Science and Research, Ancient History, Culture, Biology, Liberal Arts, European History
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Hugging Face, Model Optimization, Fine-tuning, Transfer Learning, Model Training, Embeddings, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Back-End Web Development, Program Development, Algorithms, Programming Principles, Debugging, Computational Thinking, Diagram Design, C# (Programming Language), Code Reusability, Version Control, GitHub, Git (Version Control System), Computational Logic, Microsoft Copilot
Beginner · Course · 1 - 3 Months
Skills you'll gain: Peer Review, Blockchain, Plan Execution, Market Opportunities, Business Analysis, Strategic Thinking, Case Studies, Market Analysis, Solution Design, New Business Development, Business Modeling, Value Propositions, Proposal Development, Decision Making, Market Research, Target Audience
Intermediate · Course · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Eclipse (Software), Java, Java Programming, Object Oriented Programming (OOP), Integrated Development Environments, Data Structures, File I/O, Programming Principles, Algorithms, Computer Programming, Software Development Tools, Computational Thinking, Software Development
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: ASP.NET, Restful API, Full-Stack Web Development, Cloud Deployment, Performance Tuning, Frontend Integration, .NET Framework, Data Modeling, Frontend Performance, Development Environment, Software Development Tools, Object-Relational Mapping, Web Development, Software Development, Cloud Infrastructure, Web Applications, UI Components, Code Reusability, Authentications, Application Development
Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Adaptability, Web Presence, Business Writing, Professional Development, Writing, Digital Brand Strategy, Communication, Proactivity, Personal Development, Professional Networking, digital literacy, Planning, Lifelong Learning, Self-Awareness, Crisis Management, Design Thinking, Branding, Creative Thinking
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Warehousing, MongoDB, IBM Cognos Analytics, Extract, Transform, Load, NoSQL, Apache Spark, IBM DB2, Big Data, Dashboard Creation, Data Integration, Dashboard, Business Intelligence, Database Architecture and Administration, PySpark, Data Pipelines, Analytics, Databases, Relational Databases, SQL, Python Programming
Advanced · Course · 1 - 3 Months

Skills you'll gain: Computer Hardware, Hardware Architecture, Networking Hardware, Data Storage, Computer Systems, Data Storage Technologies, Computer Engineering, System Configuration, Microarchitecture, Computer Architecture, Software Installation, Peripheral Devices, Memory Management
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Peer Review, Instructional Design, Instructional and Curriculum Design, Instructional Strategies, Course Development, Pedagogy, Lesson Planning, Developing Training Materials, Learning Management Systems, Education and Training, Blended Learning, Educational Materials, Education Software and Technology, Constructive Feedback, Ability To Meet Deadlines
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: OSI Models, Network Security, TCP/IP, Network Architecture, Network Protocols, Network Routing, Network Routers, Computer Networking, Infrastructure Security, Routing Protocols, Public Key Infrastructure, Network Model, Cryptographic Protocols, Web Applications, Application Servers
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Context Protocol, Retrieval-Augmented Generation, Generative AI, AI Workflows, LLM Application, Generative AI Agents, AI Orchestration, Multimodal Prompts, Agentic Workflows, Embeddings, JSON, Tool Calling, Large Language Modeling, Agentic systems, Vector Databases, Unstructured Data, System Testing
Advanced · Course · 1 - 3 Months