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.

Fudan University
Skills you'll gain: Game Design, Video Game Development, Systems Design, Conceptual Design, Animation and Game Design, Computer Graphics, Prototyping, Content Creation, Graphic and Visual Design Software, User Experience Design, Storytelling, Coordination
★ 3.9 (34) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Core Data (Software), Restful API, Apple iOS, JSON, Swift Programming, Application Programming Interface (API), Mobile Development, Application Development, Data Persistence, Data Modeling, Authentications, Network Protocols
★ 4 (52) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Devops Tools, DevOps, Agile Methodology, Agile Software Development, Application Deployment, Docker (Software), Agile Project Management, Project Management, Software Development Tools, Technical Communication, Needs Assessment, Prometheus (Software), Business Requirements, Jira (Software), Python Programming, Natural Language Processing, Collaboration, Communication, Professional Networking, Interviewing Skills
★ 4.6 (30) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Database Application, Object-Relational Mapping, Database Management Systems, Full-Stack Web Development, Database Software, Application Design, Development Environment, Microsoft Visual Studio, User Interface (UI), Application Frameworks, Application Development, Configuration Management, Identity and Access Management, Authorization (Computing), Maintainability, Data Modeling, Data Migration, Data Mapping, Web Servers
Intermediate · Specialization · 3 - 6 Months

Multiple educators
Skills you'll gain: Leadership Studies, Sustainable Development, Sustainable Business, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Systems Thinking, Brand Marketing, Change Management, Strategic Leadership, Professional Development, Waste Minimization, Packaging and Labeling, Environment and Resource Management, Business Leadership, Regulatory Compliance, Engineering Management, Market Opportunities, Key Performance Indicators (KPIs), Emerging Technologies, Digital Marketing
★ 4.7 (19) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Cloud Infrastructure, Google Cloud Platform, Cloud Development, Google App Engine, Kubernetes, Application Deployment, Microservices, Cloud Applications, Service Level, Infrastructure As A Service (IaaS), Cloud Deployment, API Design, Cloud Computing, Cloud Services, Cloud Management, Terraform, Prompt Engineering, Cloud Engineering, Cloud Computing Architecture
★ 4.9 (722) · Intermediate · Specialization · 3 - 6 Months

Erasmus University Rotterdam
Skills you'll gain: Health Systems, Managed Care, Health Policy, Health Care Administration, Health Care, Value-Based Care, Regulation and Legal Compliance, Competitive Analysis, Risk Management, Risk Analysis, Economics
★ 4.8 (40) · Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Incident Response, Threat Modeling, Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Threat Detection, Risk Management, Cybersecurity, Computer Security Incident Management, Secure Coding, Cyber Security Assessment, Incident Management, Security Testing, MITRE ATT&CK Framework, Systems Development Life Cycle, Cyber Governance, Intrusion Detection and Prevention, Cyber Threat Intelligence, Network Infrastructure, Network Security
★ 4.6 (16) · Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Technical Analysis, Data Literacy, Financial Trading, Financial Market, Descriptive Statistics, Market Data, Statistics, Portfolio Risk, Statistical Methods, Derivatives, Risk Modeling, Market Analysis, Statistical Analysis, Market Dynamics, Securities Trading, Risk Analysis, Verification And Validation, Securities (Finance), Data Analysis, International Finance
★ 4.9 (15) · Beginner · Specialization · 1 - 3 Months

AI CERTs
Skills you'll gain: Responsible AI, Model Training, Data Ethics, Tensorflow, PyTorch (Machine Learning Library), Internet Of Things, Telecommunications, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Wireless Networks, Generative AI, Emerging Technologies, Generative AI Agents, Network Performance Management, Digital Communications, Network Architecture, Network Protocols, Computer Networking, Communication, System Design and Implementation
★ 4.5 (13) · Advanced · Specialization · 1 - 3 Months

Tecnológico de Monterrey
Skills you'll gain: Design Thinking, Innovation, Creative Problem-Solving, Ideation, Creative Thinking, New Product Development, Open Mindset, Creativity, Lean Methodologies, Customer Engagement, Organizational Strategy, Business Modeling, Value Propositions
★ 4.6 (17) · Advanced · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Prompt Engineering, AI powered creativity, Generative AI Agents, Generative AI, Creative Design, ChatGPT, Conceptual Design, Creativity, Image Quality, Content Creation, Artificial Intelligence
★ 4.4 (55) · Beginner · Course · 1 - 4 Weeks