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: Android Studio, Android Development, Kotlin, Interactive Design, Object Oriented Programming (OOP), Code Reusability, User Interface (UI) Design, Mobile Development, Android (Operating System), Object Oriented Design, UI Components, Relational Databases, Maintainability, Program Development, PostgreSQL, Database Design, Database Development, Application Development, Application Design, Development Environment
Beginner · Specialization · 1 - 3 Months
Skills you'll gain: File Systems, Operating Systems, OS Process Management, Memory Management, C (Programming Language), File Management, Virtualization, Computer Programming Tools, Data Integrity, Debugging, File I/O, System Software, Virtualization and Virtual Machines, System Programming, Systems Design, Data Maintenance, Data Storage Technologies, Performance Tuning, Distributed Computing, C and C++
Beginner · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Usability, Usability Testing, Problem Solving, Human Factors, Human Computer Interaction, Human Centered Design, Critical Thinking and Problem Solving, Creativity, User Centered Design, Creative Problem-Solving, Kinesiology, Sensory Systems Analysis, UI/UX Research, User Research, Decision Making, Display Devices, Human Learning, Exercise Science, Accident Prevention, Mitigation
Intermediate · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Database Design, Database Systems, Relational Databases, Database Software, Databases, Database Application, Database Management, Database Management Systems, Database Development, SQL, MySQL, Database Theory, Transaction Processing, Stored Procedure, Data Modeling, Unified Modeling Language, Data Integrity, Query Languages, Data Access, Application Development
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Basic Electrical Systems, Electronics, Electronic Systems, Electrical Engineering, Electronics Engineering, Electrical Systems, Electronic Components, Electronic Hardware, Wiring Diagram, Control Systems, Electrical and Computer Engineering, Hardware Design, Machine Controls, Embedded Systems, Embedded Software, Programming Principles, Computer Programming
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Django (Web Framework), Performance Tuning, Postman API Platform, Restful API, Application Programming Interface (API), Data Validation, Authentications, Frontend Integration, React.js, API Testing, Authorization (Computing), Secure Coding, Object-Relational Mapping, API Design, Scalability, JavaScript Frameworks, JSON, Test Tools, Web Development, Python Programming
Advanced · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Systems Thinking, Stakeholder Management, Sustainable Systems, Cross-Functional Collaboration, Business Transformation, Planning, Project Planning, Cross-Functional Team Leadership, Stakeholder Analysis, Sustainable Development, Strategic Leadership, Corporate Sustainability, Community Outreach, Social Impact, Strategic Thinking, Relationship Building, Business Leadership, Project Management, Communication Strategies, Ethical Standards And Conduct
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: IntelliJ IDEA, Software Design, Object Oriented Programming (OOP), Apache Maven, Object Oriented Design, Integrated Development Environments, Software Development Tools, Build Tools, Version Control, Software Architecture, Git (Version Control System), GitHub, Data Import/Export, Development Environment, Java, Program Development, Kotlin, Debugging, Java Programming, Software Installation
Intermediate · Specialization · 1 - 3 Months

Palo Alto Networks
Skills you'll gain: Cybersecurity, Cyber Attacks, Network Security, Zero Trust Network Access, Malware Protection, IT Security Architecture, Firewall, Computer Security, AI Security, Cyber Threat Intelligence, Endpoint Security, Endpoint Detection and Response, Security Architecture Review, Exploitation techniques, Cloud Security, System Configuration, Cloud Computing, Software As A Service, Cryptography, Authentications
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Enterprise Architecture, Stakeholder Management, Business Architecture, Stakeholder Engagement, Risk Management, Information Technology Architecture, Stakeholder Analysis, Enterprise Modeling, Stakeholder Communications, Data Architecture, Governance, Infrastructure Architecture, Gap Analysis, Business Transformation, Change Management, Information Systems
Beginner · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Branding, Brand Strategy, Marketing and Public Relations, Photo/Video Production and Technology, Entrepreneurship, Content Creation, Video Production, Copywriting, Business Modeling, Public Relations, Presentations, Customer Engagement, Value Propositions, Proposal Development, Web Design and Development, Business Planning, Photography, Web Presence, Marketing Strategies, Content Strategy
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Prompt Engineering, Responsible AI, Generative AI Agents, Retrieval-Augmented Generation, Generative AI, Fine-tuning, LangChain, AI Workflows, Agentic Workflows, Model Training, Model Optimization, Large Language Modeling, Artificial Intelligence, Token Optimization, Transfer Learning, LLM Application, AI literacy, Amazon Web Services, Context Management
Intermediate · Professional Certificate · 1 - 3 Months