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.

UNSW Sydney (The University of New South Wales)
Skills you'll gain: Teaching, Digital pedagogy, Learning Management Systems, Education Software and Technology, Technology Strategies, End User Training and Support, Planning, digital literacy
Beginner · Course · 1 - 3 Months

University of Arizona
Skills you'll gain: Web Analytics, Search Engine Marketing, Pay Per Click Advertising, User Experience Design, Google Ads, Search Engine Optimization, Web Analytics and SEO, Digital Marketing, Campaign Management, Content Marketing, Keyword Research, Data-Driven Decision-Making, Social Media Strategy, Marketing Effectiveness, Digital Media Strategy, Marketing Analytics, Marketing Strategy and Techniques, Marketing Planning, Customer Engagement, Target Audience
Intermediate · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Operational Risk, Application Security, Security Requirements Analysis, DevSecOps, Security Testing, Threat Modeling, Cyber Attacks, Web Development, Web Applications, Security Management, Vulnerability Assessments, Security Software, Security Engineering, Security Controls, Scenario Testing, Authorization (Computing), Software Development, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, Role-Based Access Control (RBAC), Splunk, Security Assertion Markup Language (SAML), Single Sign-On (SSO), Identity and Access Management, Lightweight Directory Access Protocols, Authorization (Computing), Security Controls, Data Access, User Accounts, Scripting, Proxy Servers
Beginner · Course · 1 - 4 Weeks

Pragmatic AI Labs
Beginner · Course · 1 - 4 Weeks

Coursera
Beginner · Course · 3 - 6 Months

Skills you'll gain: Model Evaluation, MLOps (Machine Learning Operations), Data Validation, System Monitoring, Continuous Monitoring, Verification And Validation, Predictive Modeling, Performance Metric, A/B Testing, Statistical Methods, Anomaly Detection, Failure Analysis, Debugging, Applied Machine Learning, Statistical Analysis, Scikit Learn (Machine Learning Library), Benchmarking
Intermediate · Course · 1 - 3 Months

Heriot-Watt University
Skills you'll gain: Artificial Intelligence, Graph Theory, Database Development, Database Architecture and Administration, Statistical Methods, NoSQL, Computational Logic, Java, Data Visualization, Object Oriented Programming (OOP), Data Analysis, Data Structures, Data Presentation, Natural Language Processing, Computer Programming, Algorithms, Program Development, Programming Principles, Journals, Computer Science
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Scalability, Scala Programming, Data Processing, Software Configuration Management, Database Development, Relational Databases, Database Design, Data Persistence, Data Import/Export, Databases, Development Environment, Data Analysis Software
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Spring Boot, Software Architecture, API Gateway, Web Services, Object-Relational Mapping, Transaction Processing, Data Persistence, Service Oriented Architecture, Cloud Computing Architecture, JSON, YAML, Load Balancing, Unit Testing, Java Programming, Enterprise Application Management
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Collaboration, Team Building, Project Coordination, Teamwork, Team Management, Workflow Management, Internal Communications, Delegation Skills, Communication Strategies, Resource Allocation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Keyword Research, Content Performance Analysis, Search Engine Optimization, Prompt Engineering, Dashboard, Project Schedules, Marketing Strategies, AI Personalization, Interviewing Skills, Web Analytics, Project Planning, Strategic Marketing, Customer Analysis, Digital Marketing, Content Strategy, Generative AI Agents, Market Intelligence, Performance Analysis, Marketing Design, Strategic Partnership
Beginner · Professional Certificate · 3 - 6 Months