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.

Cisco Learning and Certifications
Skills you'll gain: TCP/IP, Wide Area Networks, Network Planning And Design, Network Monitoring, Configuration Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Case, Test Automation, Test Execution Engine, Regression Testing, CI/CD, API Testing, Continuous Integration, Continuous Deployment, No-Code Development, Test Planning, Test Data, Maintainability, Debugging, Scalability
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Dimensionality Reduction, R Programming, Time Series Analysis and Forecasting, Machine Learning Algorithms, Applied Machine Learning, Unsupervised Learning, Predictive Modeling, Machine Learning, Text Mining, Classification Algorithms, Artificial Neural Networks, Data Mining, Data Preprocessing, Model Evaluation, Exploratory Data Analysis, Probability & Statistics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Order Management, Responsive Web Design, Web Applications, JavaScript Frameworks, React.js, Payment Processing, Authentications, User Interface (UI), Data Validation, Dashboard, Database Development, Data Integrity, User Accounts, Product Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Instagram, Social Media, Social Media Content, Photo Editing, Graphic and Visual Design Software, Graphic and Visual Design, Social Media Marketing, Content Creation, Advertising Campaigns, Marketing Materials, Branding, Content Marketing, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: OpenAI API, Back-End Web Development, Model Evaluation, Model Deployment, User Interface (UI) Design, Performance Tuning, Scalability
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Generative AI, Image Analysis, Deep Learning, Convolutional Neural Networks, Model Evaluation, Applied Machine Learning, Recurrent Neural Networks (RNNs)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Clinical Documentation, Responsible AI, Agentic Workflows, Healthcare Project Management, Data Governance, AI Security, Clinical Research, Regulatory Compliance, Data Validation, Health Informatics, Artificial Intelligence, Agentic systems, Data Ethics, Clinical Data Management, Automation, Decision Support Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Wide Area Networks, Network Troubleshooting, Network Monitoring, Software-Defined Networking, Virtual Networking, Network Performance Management, Firewall, Amazon Web Services, Cloud Services, Software As A Service, TCP/IP, Cloud Technologies, Network Security, Intrusion Detection and Prevention
Beginner · Course · 1 - 4 Weeks

Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Agile Software Development, Agile Methodology, Scaled Agile Framework, Agile Project Management, Conflict Management, Leadership, Sprint Planning, Scrum (Software Development), Project Planning, Team Building, Software Development Life Cycle, Prioritization, Backlogs, Sprint Retrospectives, Kanban Principles, User Story, Lean Methodologies, Communication, Continuous Improvement Process
Mixed · Course · 1 - 3 Months

Skills you'll gain: Facebook, Marketing Strategies, Social Media Campaigns, Social Media Marketing, Social Media, Marketing, Social Media Content, Marketing Effectiveness, Target Audience, Drive Engagement, Customer Engagement
Beginner · Guided Project · Less Than 2 Hours