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.

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Computational Logic, Logical Reasoning, Deductive Reasoning, Theoretical Computer Science, Analytical Skills, Programming Principles, Data Analysis, Computer Programming, Algorithms, Verification And Validation, Process Modeling, Software Development, Machine Learning
Build toward a degree
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Program Management, Project Controls, Cost Management, Earned Value Management, Risk Analysis, Process Management, Risk Management, Program Implementation, Project Schedules, Project Closure, Project Management Institute (PMI) Methodology, Risk Management Framework, Cost Estimation, Business Risk Management, Procurement, Communication Planning, Financial Management, Contract Management, Scheduling, Quality Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Assets, Computer Graphics, Computer Graphic Techniques, Post-Production, Technical Design, Visualization (Computer Graphics), Image Quality, Animations, Animation and Game Design, Video Game Development, Game Design, Graphical Tools, Conceptual Design
Intermediate · Specialization · 3 - 6 Months
Coursera
Skills you'll gain: Extract, Transform, Load, Data Pipelines, Dataflow, Data Transformation, Database Design, Data Integration, Databases, Data Cleansing, AI Workflows, AI Integrations, Database Management, Business Workflow Analysis, Performance Tuning, Process Design, Data Validation, Data Quality, Apache, Scalability, Verification And Validation, Design
Beginner · Course · 1 - 4 Weeks
Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Network Planning And Design, Virtual Private Networks (VPN), Network Troubleshooting, Routing Protocols, Border Gateway Protocol, Network Engineering, Network Routers, Network Monitoring, Open Shortest Path First (OSPF), Network Routing, Network Performance Management, Network Support, Network Protocols, Service Level, Network Architecture, Virtual Networking, Data Structures, Technical Design, Configuration Management
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Collaborative Software, Productivity Software, Telecommuting, Virtual Teams, Team Building, Organizational Skills, User Accounts, Brainstorming, Data Visualization, Business Strategy
Beginner · Guided Project · Less Than 2 Hours

University of Washington
Skills you'll gain: Model Evaluation, Regression Analysis, Applied Machine Learning, Machine Learning Methods, Machine Learning, Machine Learning Algorithms, Deep Learning, Jupyter, Supervised Learning, Predictive Modeling, Classification Algorithms, Image Analysis, Unsupervised Learning, Text Mining, Artificial Neural Networks
Mixed · Course · 1 - 3 Months

Skills you'll gain: GitHub Copilot, Prompt Engineering, AI Integrations, Generative AI, ChatGPT, AI literacy, AI Workflows, Application Development, Code Review, Debugging
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, HTML and CSS, UI Components, Hypertext Markup Language (HTML), Typography, Web Design, Maintainability, Debugging, Web Design and Development, Interactive Design, Semantic Web, Color Theory
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, ASP.NET, Postman API Platform, Application Programming Interface (API), .NET Framework, API Design, Cloud Deployment, Object-Relational Mapping, Web Development, Database Design, Authentications, API Testing, Web Services, Database Development, Data Store, Microsoft Visual Studio, Microsoft Development Tools, Microsoft Azure, Secure Coding, Identity and Access Management
Intermediate · Course · 1 - 3 Months

Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Interactive Data Visualization, Dashboard Creation, Data Presentation, Data Storytelling, Dashboard, Data Visualization Software, Data Security, Data Integration, Data Transformation, Data Integrity, Data Import/Export, Data Management, Data Manipulation, Data Modeling, Software Installation
Intermediate · Course · 1 - 4 Weeks