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 Colorado System
Skills you'll gain: Intercultural Competence, Teamwork, Personal Development, Workplace inclusivity, Adaptability, Cultural Diversity, Collaboration, Empathy, Professional Development, Cognitive flexibility, Relationship Management, Resilience, Dealing With Ambiguity, Relationship Building, Self-Awareness, Curiosity
Beginner · Course · 1 - 4 Weeks
Starweaver
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI Agents, Enterprise Application Management, ChatGPT, AI Workflows, Generative AI, Development Environment, LLM Application, Large Language Modeling, Systems Architecture, Model Evaluation, Program Evaluation, Process Optimization, Performance Tuning, Scalability, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PL/SQL, Oracle Databases, SQL, Stored Procedure, Computational Logic, Programming Principles, Business Logic, Data Validation, Data Integrity
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Blockchain, Key Management, Cryptography, Application Security, Encryption, Secure Coding, Data Security, Public Key Cryptography Standards (PKCS), Security Testing, Vulnerability Management, Vulnerability Assessments, Code Review
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Compliance Reporting, Prompt Engineering, Google Gemini, AI Workflows, Compliance Management, Microsoft Copilot, Generative AI, Business Process Automation, Regulatory Requirements, Data Validation, Business Workflow Analysis, Process Design, Verification And Validation, Automation
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Email Marketing, Lead Generation, Email Automation, Customer Relationship Management (CRM) Software, Performance Metric, Sales Pipelines, Digital Marketing, Copywriting, Customer Support, Customer Engagement, Data Pipelines, Compliance Management, Revenue Cycle Management, Generative AI, Design and Product, Product Design, Law, Regulation, and Compliance, Artificial Intelligence, Design Elements And Principles, Statistics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Content Performance Analysis, Social Media Marketing, Content Development and Management, Content Creation, Web Analytics, Social Media Management, Content Strategy, AI Personalization, Web Analytics and SEO, Market Analysis, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Ruby on Rails, Model View Controller, Ruby (Programming Language), Object-Relational Mapping, Test Automation, Restful API, Application Deployment, Web Applications, Web Development, Authentications, Development Environment, Data Validation
Beginner · 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

LearnKartS
Skills you'll gain: Web Analytics and SEO, Content Management Systems, Web Design, Web Analytics, Supplier Management, Web Design and Development, E-Commerce, WordPress, Search Engine Optimization, No-Code Development, Blogs, Retail Management, Order Management, Web Development, Marketing Strategies, Shipping and Receiving, Information Architecture, Customer Relationship Management (CRM) Software, Web Frameworks, Web Development Tools
Beginner · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Retrieval-Augmented Generation, Large Language Modeling, Hugging Face, MLOps (Machine Learning Operations), OpenAI, Prompt Engineering, Model Deployment, AWS SageMaker, Extract, Transform, Load, Embeddings, Data Pipelines, CI/CD, Vector Databases, Model Evaluation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Personal Development, Human Development, Personal Attributes, Self-Awareness, Growth Mindedness, Lifelong Learning, Psychology, Emotional Intelligence, Social Sciences, Cultural Diversity, Sociology, Goal Setting
Mixed · Course · 1 - 4 Weeks