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.

Microsoft
Skills you'll gain: Microsoft Azure, Serverless Computing, Microsoft Power Automate/Flow, Microsoft Power Platform, Business Process Automation, Microsoft Development Tools, Event-Driven Programming, Cloud API, Application Programming Interface (API), Web Applications, Business Logic, GitHub
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Django (Web Framework), Restful API, Object-Relational Mapping, Bootstrap (Front-End Framework), Application Deployment, Model View Controller, Database Management, Web Development, User Accounts, Responsive Web Design, Cloud Deployment, Authentications, Back-End Web Development, Development Environment, Authorization (Computing), Python Programming, Data Migration
Intermediate · Course · 3 - 6 Months

Logical Operations
Skills you'll gain: Microsoft Access, Database Design, Relational Databases, Database Management, Database Development, Microsoft 365, Database Administration, Database Architecture and Administration, Data Integrity, Database Management Systems, Data Maintenance, Microsoft Windows, Databases, Microsoft Office, Data Entry, Query Languages, Data Presentation, Productivity Software, User Interface (UI), Scripting
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Memory Management, Other Programming Languages, Code Reusability, Interoperability, Object Oriented Programming (OOP), Systems Integration, Software Development
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Quality Management, Lean Methodologies, Lean Manufacturing, Process Improvement, Operations Management, Operations, Healthcare Project Management, Process Improvement and Optimization, Quality Management Systems, Process Management, Quality Improvement, Performance Improvement, Supply Chain Systems, Supply Chain Management, Supply Chain, Business Process Improvement, Business Process, Process Analysis, Quality Assessment, Project Management
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Intellectual Property, Research, Higher Education, Research Methodologies, Research Design, General Science and Research, Science and Research, Ethical Standards And Conduct, Student Engagement, Safety and Security, Innovation
Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Marketing Strategies, Artificial Intelligence and Machine Learning (AI/ML), Strategic Marketing, Marketing Analytics, Artificial Intelligence, Generative AI, Agentic systems, Content Development and Management, Digital Marketing, Content Creation, Automation, Business Ethics, Customer experience improvement, Machine Learning, Natural Language Processing, Content Management, Creativity, Ethical Standards And Conduct, Interactive Data Visualization
Beginner · Course · 1 - 3 Months
Starweaver
Skills you'll gain: Generative AI Agents, Data Ethics, Large Language Modeling, Cybersecurity, Artificial Intelligence, Cyber Security Assessment, Technology Strategies, Risk Mitigation, Automation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hardening, Performance Tuning, Systems Analysis, Operating System Administration, Technical Support and Services, Virtual Environment, Virtualization and Virtual Machines, Memory Management, File I/O, Security Management, Debugging, Service Management, OS Process Management, Data Maintenance, Scripting, Record Keeping, Configuration Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Amazon CloudWatch, Network Troubleshooting, Continuous Monitoring, Identity and Access Management, Dynamic Host Configuration Protocol (DHCP), AWS Identity and Access Management (IAM), Encryption, Network Security, Routing Protocols, Virtual Networking, Network Routing, Network Architecture, Hybrid Cloud Computing, Event Monitoring, Amazon Web Services, Network Planning And Design, Security Controls, Cloud Security, Network Infrastructure, AWS CloudFormation
Intermediate · Specialization · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Presentations, Branding, Sales Presentation, Brand Marketing, Data Presentation, Workflow Management, Marketing Design, Brand Management, Multimedia, Data Visualization, Visual Design, Interactive Data Visualization, Graphic and Visual Design Software, Brand Awareness, Visualization (Computer Graphics), Brand Loyalty, Design Reviews, Statistical Visualization, Executive Presence, Visual Impairment Education
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Data Ethics, Big Data, Cybersecurity, Data Security, Cryptography, Education Software and Technology, Information Privacy, Encryption, Digital pedagogy, Data Sharing, AI Personalization, Computer Science, Information Technology, Web Applications, Web Servers, Machine Learning, Machine Learning Methods, Supervised Learning
Beginner · Course · 1 - 3 Months