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: Bash (Scripting Language), Shell Script, Linux Commands, Unix Shell, Scripting, Linux, Unix Commands, Command-Line Interface, User Interface (UI), IT Automation, Interactive Design, File I/O, Programming Principles, Debugging, File Management
Mixed · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Computer Science, Machine Learning Algorithms, Solution Design, Problem Solving, Mathematical Theory & Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microservices, API Gateway, Scalability, Systems Architecture, Software Architecture, Data Management, Distributed Computing, Databases, API Design, Restful API, Software Design Patterns, NoSQL, GraphQL, Event-Driven Programming
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: AI Workflows, Technical Communication, AI Enablement, Model Deployment, Generative AI Agents, Data Integration, AI Orchestration, Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, Responsible AI, Artificial Intelligence, Cloud Computing, Deep Learning, Data Visualization, Python Programming, Machine Learning, Data Engineering, Anomaly Detection, Statistical Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Unreal Engine, Video Game Development, Game Design, Animation and Game Design, 3D Assets, Augmented and Virtual Reality (AR/VR), Computer Graphic Techniques, UI Components, Animations, Computer Graphics, User Interface (UI), Visualization (Computer Graphics), Motion Graphics, Interactive Design, Scripting, Virtual Environment, Artificial Intelligence, Simulations, Debugging
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Collaboration, Collaborative Software, Adobe InDesign, Design Reviews, Version Control, Style Guides, User Feedback, Peer Review, Layout Design, File Management, Branding
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, HTML and CSS, LESS, UI Components, Web Design, Bootstrap (Front-End Framework), Web Design and Development, Front-End Web Development, User Interface (UI), Web Content Accessibility Guidelines, Typography, Web Components, Interactive Design, Animations, Web Development, Browser Compatibility, Maintainability, Web Analytics and SEO, Web Development Tools
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Real-Time Operating Systems, Embedded Software, Software Architecture, Embedded Systems, Systems Architecture, Software Systems, Software Design, Application Design, Software Design Patterns, Maintainability, Performance Tuning, Safety Assurance, Interoperability, Real Time Data, Secure Coding, Scalability, Design Strategies
Intermediate · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: User Story, Persona (User Experience), Design Thinking, Agile Product Development, Agile Methodology, Interviewing Skills, User Research, Persona Development, Product Development, Innovation, User Centered Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Field-Programmable Gate Array (FPGA), Electronic Systems, Hardware Design, Application Specific Integrated Circuits, Electronics Engineering, Serial Peripheral Interface, Computational Logic, Electrical Engineering, Computer Architecture, Schematic Diagrams, Semiconductors, Electronic Hardware, Electronic Components, Internet Of Things, Embedded Systems, Electronics, Theoretical Computer Science, Diagram Design, Programmable Logic Controllers, Computer Engineering
Intermediate · Specialization · 3 - 6 Months

Fractal Analytics
Skills you'll gain: Responsible AI, A/B Testing, Design Thinking, Ideation, Generative AI, UI/UX Research, Data Ethics, Experience Design, Innovation, User Research, Data Storytelling, Dashboard, User Feedback, Data Analysis, AI Enablement, Artificial Intelligence, Prompt Engineering, Critical Thinking, Business Consulting, Problem Solving
Beginner · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Data Warehousing, Database Design, Data Integration, Extract, Transform, Load, Data Modeling, Star Schema, Relational Databases, Snowflake Schema, Business Intelligence, SQL, Pivot Tables And Charts, Data Mart, PostgreSQL, Data Transformation
Mixed · Course · 1 - 3 Months