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: Relational Databases, API Design, ASP.NET, Object-Relational Mapping, Databases, Query Languages, Back-End Web Development, Application Programming Interface (API), Restful API, Code Review, Database Design, SQL, Data Access, Data Manipulation, C# (Programming Language)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Cloud Deployment, Cloud Computing Architecture, Public Cloud, Cloud Security, Data Import/Export, Load Balancing, Virtual Networking, Multi-Factor Authentication, Event Monitoring, Data Storage, MySQL, Key Management, Scalability
Intermediate · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Responsible AI, Data Storytelling, AI Workflows, Data Presentation, AI Enablement, Predictive Modeling, Decision Support Systems, Strategic Decision-Making, Data-Driven Decision-Making, Business Intelligence, Decision Making, Business Analytics, Agentic systems, MLOps (Machine Learning Operations), Forecasting, Predictive Analytics, Scikit Learn (Machine Learning Library), Machine Learning, Data Security, Text Mining
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Graphics Software, Graphic Design, Photo Editing, Graphic and Visual Design, Content Creation, Content Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsible AI, Data Ethics, Marketing Management, AI Personalization, Business Ethics, Ethical Standards And Conduct, Marketing Analytics, Case Studies, Content Creation, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management, Business Risk Management, Strategic Leadership, Digital Transformation, Financial Management, Financial Planning, Financial Forecasting, Business Strategies, Organizational Strategy, Business Acumen, Technology Strategies, Organizational Structure, Talent Management, Team Leadership, Change Management
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Google Gemini, Search Engine Optimization, Anthropic Claude, Large Language Modeling, Generative AI, ChatGPT, Prompt Engineering, Web Analytics and SEO, Keyword Research, Artificial Intelligence, Content Creation, Content Strategy, Product Promotion, Brand Strategy
Mixed · Course · 1 - 3 Months

Skills you'll gain: Keyword Research, Search Engine Optimization, Target Audience, Blogs, Web Analytics and SEO, Content Strategy, Social Media Strategy, Content Creation, Web Content
Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Tensorflow, Artificial Neural Networks, Deep Learning, Keras (Neural Network Library), Recurrent Neural Networks (RNNs), Classification Algorithms, Image Analysis, Convolutional Neural Networks, Supervised Learning, Machine Learning Algorithms, Machine Learning, Model Evaluation, NumPy, Regression Analysis
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: ASP.NET, Data Migration, Configuration Management, Data Validation, Database Application, Middleware, Debugging, Back-End Web Development, Database Management, Data Modeling, Restful API, Maintainability, Dependency Analysis, Performance Tuning, Software Design Patterns
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Management, Data Centers, Security Management, Risk Management Framework, Identity and Access Management, Data Storage Technologies
Advanced · Course · 1 - 4 Weeks