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.

Scrimba
Skills you'll gain: JSON, Event-Driven Programming, Javascript, Mobile Development, Data Structures, Application Development, Video Game Development, Web Applications, Programming Principles, Data Storage Technologies, Scripting Languages, Data Persistence, Computer Programming, Data Storage, Computational Logic, Front-End Web Development, Web Development
Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Engineering Drawings, Mechanical Drawings, Structural Analysis, Design Specifications, Mechanical Design, Technical Drawing, Engineering Analysis, Process Flow Diagrams, Manufacturing Standards, Thermal Management, Technical Standard, Engineering Calculations, Vibrations, Simulation and Simulation Software, Materials science
Intermediate · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Innovation, Employee Performance Management, Performance Appraisal, Performance Management, Leadership and Management, Governance, Case Studies, Organizational Effectiveness, Corporate Strategy, Decision Making, Behavioral Economics, Ancient History, Organizational Structure, Business Strategy, Business Economics, Social Studies, Economics, Market Dynamics, Storytelling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Routing Protocols, TCP/IP, Network Troubleshooting, OSI Models, Network Switches, Data Centers, Network Routers, Virtual Local Area Network (VLAN), Network Protocols, Network Security, Network Administration, General Networking, Network Routing, Virtualization and Virtual Machines, Computer Networking, Virtual Machines, Network Monitoring, Network Model, Network Support, Networking Hardware
Intermediate · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: API Design, API Gateway, Application Programming Interface (API), Postman API Platform, Restful API, API Testing, Data Validation, Authentications, OAuth, Cloud API, Microservices, Application Deployment, Continuous Deployment, CI/CD, Authorization (Computing), Application Frameworks, Performance Tuning, Application Lifecycle Management, Prometheus (Software), Grafana
Intermediate · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Content Performance Analysis, Prompt Engineering, Microsoft Copilot, Customer Insights, Customer Analysis, Competitive Analysis, Persona Development, Content Marketing, Personalized Campaigns, Content Creation, Marketing Operations, Marketing Analytics, Data-Driven Marketing, Marketing Design, Marketing Strategies, Marketing Planning, Marketing, Ideation, AI Personalization, Data Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Generative AI, Generative Model Architectures, Generative Adversarial Networks (GANs), Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Applied Machine Learning, Data Ethics, Transfer Learning, Artificial Intelligence, Model Optimization, Federated Learning, Machine Learning Methods, Scalability, Machine Learning, Distributed Computing, AI Product Strategy, Microsoft Azure, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Amazon
Skills you'll gain: Git (Version Control System), Software Development Methodologies, Requirements Analysis, Version Control, Systems Development Life Cycle, Application Development, Software Development Life Cycle, Software Development, Agile Software Development, Unified Modeling Language, Software Testing, JUnit, Agile Methodology, Programming Principles, Java Programming, Spring Framework, Maintainability, Debugging, Java, Software Design Patterns
Beginner · Course · 1 - 3 Months

University of Amsterdam
Skills you'll gain: Culture, Socioeconomics, Sociology, Social Sciences, Systems Thinking, Economics, Policy, and Social Studies, Cultural Diversity, Policy Analysis, Spatial Analysis, Biology, Case Studies, Environment, Qualitative Research, European History
Intermediate · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Descriptive Statistics, Data Literacy, Graphing, Statistical Visualization, Statistical Hypothesis Testing, Probability & Statistics, Statistical Inference, Quantitative Research, Statistics, Statistical Analysis, Statistical Methods, Descriptive Analytics, Sample Size Determination, Data Analysis, Sampling (Statistics), Exploratory Data Analysis, Science and Research, Psychology, Bayesian Statistics, Research Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prototyping, User Interface (UI) Design, User Interface (UI), Figma (Design Software), User Interface and User Experience (UI/UX) Design, Application Design, Design, Interactive Design, Collaborative Software
Beginner · Guided Project · Less Than 2 Hours

Howard University
Skills you'll gain: Business Software, Information Systems, Enterprise Application Management, Management Information Systems, Information Technology, Enterprise Resource Planning, Information Systems Security, E-Commerce, Business Systems Analysis, Systems Analysis, Computer Hardware, Data Warehousing, Decision Support Systems, Disaster Recovery, Networking Hardware, Business Ethics, Operating Systems, Data Ethics, Business Process Management, Customer Relationship Management
Intermediate · Course · 1 - 4 Weeks