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: Salesforce Development, Data Validation, AI Workflows, Code Coverage, Prompt Engineering, Test Automation, Verification And Validation, Generative AI, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Game Design, Unity Engine, Video Game Development, Animation and Game Design, Interaction Design, User Interface (UI), C# (Programming Language), Scripting
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Facebook, Content Creation, Social Media Content, Graphic Design, Social Media, Drive Engagement, Photo/Video Production and Technology, Video Production, Copywriting, Storytelling, AI Product Strategy, Design Elements And Principles, Prompt Engineering, Photo Editing, Writing, Video Editing
Beginner · Course · 1 - 4 Weeks

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

Coursera
Skills you'll gain: Generative AI, Model Evaluation, Dashboard, Image Quality, Test Script Development, Image Analysis, Test Case, Verification And Validation, Large Language Modeling, Data Visualization, Continuous Monitoring, Plotly, Text Mining, Natural Language Processing, Matplotlib, Statistical Hypothesis Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Unit Testing, IntelliJ IDEA, Apache Maven, Software Testing, Test Case, Testability, Test Tools, Java, Mockups
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Product Testing, Laboratory Testing, Structural Engineering, Construction Inspection, Process Validation, Construction Engineering, Construction, Civil Engineering, Engineering Analysis, Simulation and Simulation Software, Safety Standards
Advanced · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Databases, Web Applications, Application Frameworks
Intermediate · Course · 1 - 3 Months

Columbia University
Skills you'll gain: Adobe Premiere, Video Editing, Digital pedagogy, Video Production, Course Development, Case Studies, Cinematography, Media Production, Photography, Storytelling, Content Creation, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsible AI, MLOps (Machine Learning Operations), Data Preprocessing, Model Deployment, Jenkins, Apache Mahout, AI Security, Applied Machine Learning, Classification Algorithms, Java, Continuous Deployment, Java Programming, Federated Learning, Artificial Intelligence, Model Evaluation, Deep Learning, Machine Learning, Spring Boot, Natural Language Processing, Reinforcement Learning
Intermediate · Specialization · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Systems Thinking, Sustainable Development, Environmental Issue, Teaching, Social Impact, Lifelong Learning, Pedagogy, Sustainability Standards, Complex Problem Solving, Visionary, Action Oriented, Community Development, Self-Awareness, Discussion Facilitation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Timelines, Database Design, Workflow Management, Project Management Software, Client Services, Customer Relationship Management (CRM) Software, Productivity Software, Project Management, Collaborative Software, Process Improvement and Optimization
Mixed · Course · 1 - 4 Weeks