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: Process Development, Recruitment Strategies, Content Optimization, Proofreading
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: React Native, Mobile Development, Responsive Web Design, Cross Platform Development, Mobile Development Tools, UI Components, Application Development, React.js, JavaScript Frameworks, Data Persistence, Data Store, Data Storage Technologies, Context Management, Development Environment, Javascript, Data Management
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Blockchain, Interoperability, Network Architecture, Solution Architecture, Software Architecture, Infrastructure Architecture, Enterprise Architecture, Cryptography, Identity and Access Management, Emerging Technologies, Quantum computing, Threat Modeling, Systems Integration, Solution Design, Enterprise Security, Scalability, Requirements Analysis, Prototyping
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), Relational Databases, Databases, Data Access, Application Development, Object Oriented Programming (OOP), File I/O, Software Development, Command-Line Interface, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Selenium (Software), Test Automation, Behavior-Driven Development, Gherkin (Scripting Language), Test Script Development, Unit Testing, Software Testing, Jenkins, CI/CD, Continuous Integration, Test Tools, Apache Maven, Automation, Test Case, DevOps, Java, Test Data, C# (Programming Language), Java Programming, Python Programming
Beginner · Specialization · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Model Context Protocol, Token Optimization, AI Workflows, Generative AI Agents, Agentic Workflows, AI Orchestration, Context Engineering, Agentic systems, LLM Application, Prompt Patterns, AI Enablement, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Prompt Engineering Tools, Prompt Engineering, AI Personalization, ChatGPT, Multimodal Prompts, Anthropic Claude, AI Product Strategy
Beginner · Course · 1 - 3 Months

Universitat de Barcelona
Skills you'll gain: Sustainable Development, Sustainable Technologies, Materials science, Education Software and Technology, Analytical Testing, Robotics, Chemistry, Engineering Design Process, Environmental Issue, Molecular Biology, Solution Design, Biomedical Engineering, Emerging Technologies, Innovation, Electronics, Safety Standards, Experimentation, Ethical Standards And Conduct, Health Technology, Physics
★ 4.8 (12) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Flutter (Software), Mobile Development, Data Validation, User Interface (UI) Design, User Interface (UI), Application Design, UI Components, Usability, Verification And Validation, Interactive Design
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: AI Workflows, Agentic Workflows, LangGraph, AI Orchestration, Data Visualization, Prompt Engineering, Generative AI Agents, Model Evaluation, LLM Application, Tool Calling, Retrieval-Augmented Generation, Agentic systems, Generative AI, Large Language Modeling
Intermediate · Project · Less Than 2 Hours

University of Minnesota
Skills you'll gain: Predictive Modeling, Predictive Analytics, Business Analytics, Customer Analysis, Project Design, Advanced Analytics, Machine Learning Methods, Applied Machine Learning, Business Analysis, Solution Design, Sprint Planning, Machine Learning, Brainstorming, Trend Analysis, Design Thinking, Analysis, Ideation, Decision Tree Learning, Deep Learning, Quality Control
Beginner · Course · 1 - 3 Months

Skills you'll gain: Power Apps Component Framework, Microsoft Power Platform, Microsoft Power Automate/Flow, Enterprise Application Management, Application Development, Application Design, Microsoft Copilot, Data Management, Database Development, Database Application, Dashboard Creation, AI powered creativity
Intermediate · Course · 1 - 4 Weeks