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.

Johns Hopkins University
Skills you'll gain: Request for Proposal, Conflict Management, Presentations, Technical Communication, Storytelling, Persuasive Communication, Communication Strategies, Organizational Strategy, Non-Verbal Communication, Proposal Writing, Business Communication, Team Building, Interpersonal Communications, Intercultural Competence, Verbal Communication Skills, Target Audience, Team Management, Business Writing, Strategic Communication, Strategic Thinking
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, Application Deployment, Mobile Development
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, Electrical Engineering, Electronics, Simulations, Electronics Engineering, Mathematical Modeling, Model Evaluation
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Video Game Development, Computer Graphics, 3D Assets, Microsoft Visual Studio, C++ (Programming Language), Artificial Intelligence, User Interface (UI), Animations, Application Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Game Design, User Interface (UI), Video Game Development, User Interface (UI) Design, Virtual Environment, 3D Assets, Animations, Augmented and Virtual Reality (AR/VR), No-Code Development, Computer Graphics, Software Installation, Content Management, Configuration Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Interviewing Skills, Professional Networking, Project Management, Applicant Tracking Systems, LinkedIn, Recruitment, Negotiation, Communication Strategies, Writing and Editing, Verbal Communication Skills
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Public Cloud, Cloud Computing Architecture, Cloud Computing, Application Programming Interface (API), Cloud Services, Scalability, Cloud Platforms, Amazon Web Services, Infrastructure As A Service (IaaS), Technical Services, Systems Administration, Solution Architecture, Security Engineering
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Telehealth, Health Technology, Health Systems, Health Care, Medical Billing, Clinic Management Systems, Electronic Medical Record System, Health Care Procedure and Regulation, Health Care Administration, Telecommunications, Value-Based Care, Regulatory Compliance, Patient Communication, Patient-centered Care, Communication Systems, Health Policy, Digital Transformation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Analysis, Network Security, Cyber Operations, Intrusion Detection and Prevention, MITRE ATT&CK Framework, Cybersecurity, Threat Detection, Network Monitoring, Penetration Testing, Anomaly Detection, Brute-force attacks, Scripting, Authentications, Vulnerability Assessments, Python Programming, Data Access, System Monitoring, Systems Analysis, Automation
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Graphical Tools, Web Content, Design, Creative Design, Graphic Design, Marketing Design, Event Management
Beginner · Guided Project · Less Than 2 Hours

Cisco Learning and Certifications
Skills you'll gain: Ansible, YAML, Network Architecture, Network Administration, Infrastructure as Code (IaC), General Networking, Automation, Technical Documentation, Configuration Management, JSON, Python Programming
Intermediate · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Research, Science and Research, Ancient History, Biology, Physics, Anthropology
Mixed · Course · 1 - 3 Months