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.

AI CERTs
Skills you'll gain: Prompt Engineering, Search Engine Optimization, Keyword Research, Blogs, Writing and Editing, Content Creation, Generative AI Agents, Web Content, Copywriting, Workflow Management, AI Personalization, Business Writing, Generative AI, AI Enablement, Content Strategy, Writing, Editing, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI
Intermediate Ā· Course Ā· 1 - 3 Months

Skills you'll gain: Canva (Software), Design, Design Elements And Principles, Graphic and Visual Design, Digital Design, Graphic Design, Developing Training Materials, Color Theory, Journals, Digital Publishing, Marketing
ā 4.5 (12) Ā· Intermediate Ā· Guided Project Ā· Less Than 2 Hours

Packt
Skills you'll gain: Business Process Improvement, Process Optimization, Quality Assurance, Digital Transformation
Intermediate Ā· Course Ā· 3 - 6 Months

Packt
Skills you'll gain: Identity and Access Management, Application Security, Secure Coding, Security Testing, Information Systems Security, Cyber Security Assessment, Security Engineering, Security Controls, Risk Management Framework, Cybersecurity, Authentications, Threat Modeling, Network Security, Risk Management, Infrastructure Security, Data Security, Continuous Monitoring, Software Development Life Cycle, Authorization (Computing), Cryptography
ā 4.2 (9) Ā· Intermediate Ā· Course Ā· 1 - 3 Months

Skills you'll gain: Dataflow, Data Pipelines, Apache Kafka, Real Time Data, Extract, Transform, Load, Google Cloud Platform, Big Data, Software Architecture, Software Design Patterns, Artificial Intelligence and Machine Learning (AI/ML), Data Architecture, Analytics, Data Processing, Data Transformation
ā 4.8 (18) Ā· Intermediate Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Java, Algorithms, Application Programming Interface (API), Data Structures
Intermediate Ā· Guided Project Ā· Less Than 2 Hours

University of California, Davis
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Web Development, Artificial Intelligence, Generative AI
ā 4.7 (7) Ā· Intermediate Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: Adobe InDesign, Layout Design, Graphic and Visual Design, Typography, Style Guides, Graphic Design, Technical Documentation, Data Import/Export
Intermediate Ā· Course Ā· 1 - 4 Weeks

Intermediate Ā· Course Ā· 3 - 6 Months

Skills you'll gain: Microsoft Azure, Role-Based Access Control (RBAC), Azure Active Directory, Load Balancing, Virtual Networking, Network Architecture, Authorization (Computing), Data Security, Relational Databases, Authentications, Identity and Access Management, Cloud Infrastructure, Cloud Computing, Cloud Computing Architecture, Disaster Recovery, Cloud Management, Cloud Security, Single Sign-On (SSO), Databases, General Networking
ā 5 (15) Ā· Intermediate Ā· Specialization Ā· 1 - 3 Months

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Web Services, Extensible Markup Language (XML), Java Platform Enterprise Edition (J2EE), Java, Web Applications
ā 4.1 (13) Ā· Beginner Ā· Course Ā· 1 - 4 Weeks
University of Glasgow
Skills you'll gain: Javascript, Software Development, Front-End Web Development, Event-Driven Programming, JavaScript Frameworks, Data Modeling, Software Testing, Machine Learning, Software Engineering, Object Oriented Programming (OOP), Software Development Tools, Computer Programming Tools, Development Environment, Algorithms, Version Control, Computer Graphics, Program Management, Animations
Beginner Ā· Specialization Ā· 3 - 6 Months