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.

Skills you'll gain: Infrastructure as Code (IaC), Terraform, Network Infrastructure, Amazon Web Services, Cloud Infrastructure, Network Architecture, Network Planning And Design, Cloud Computing Architecture, Wide Area Networks, General Networking, Cloud Deployment, DevOps, Automation
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Mathematics Education, Education Software and Technology, Pedagogy, Digital pedagogy, Simulation and Simulation Software, Web Content Accessibility Guidelines, Interactive Design, File Management
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Group Policy, Microsoft Azure, Compliance Management, User Accounts, System Monitoring, System Configuration, Remote Access Systems, Event Monitoring, Configuration Management, Legal Technology, Live Streaming, Data Security
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Wide Area Networks, Data Centers, Virtual Machines, Network Administration, Virtualization, Network Architecture, Virtual Private Networks (VPN), Wireless Networks, Computer Networking, Network Monitoring, Network Troubleshooting, Software-Defined Networking, Intrusion Detection and Prevention, Network Security, Cloud Computing, Distributed Denial-Of-Service (DDoS) Attacks, Key Management, Internet Of Things, Disaster Recovery
Advanced · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: No-Code Development, Application Development, User Experience, User Interface (UI), Data Modeling, Application Design, Cloud-Based Integration, Application Deployment, Automation, Cloud Applications, Salesforce, ServiceNow
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Responsible AI, No-Code Development, AI Enablement, Business Process Automation, Business Process, Data Management, Risk Mitigation, Return On Investment, Process Design, Key Performance Indicators (KPIs), Business Software, Business Transformation, Automation, Project Implementation, Performance Measurement, Data Cleansing, Project Management, Business Metrics, Data Storytelling, Dashboard
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Restful API, Apache, Full-Stack Web Development, API Design, Node.JS, Web Servers, Postman API Platform, Authentications, Application Servers, Application Programming Interface (API), Web Applications, Back-End Web Development, Secure Coding, Web Development Tools, API Testing, Web Development, Javascript, JSON, PHP (Scripting Language)
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Threat Management, Threat Detection, Infrastructure Security, Software-Defined Networking, Network Performance Management, Network Architecture, Network Planning And Design, Cloud-Based Integration, Network Administration, Network Routing, Wide Area Networks, Network Security, Network Monitoring, Disaster Recovery, Virtual Networking, Performance Tuning, General Networking, Network Engineering, Computer Networking, Local Area Networks
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Microsoft Word, Business Writing, Microsoft Office, Document Management, Photo Editing, Writing and Editing, Multimedia, Entrepreneurship, Productivity Software, Office Administration, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: File I/O, Cryptography, User Accounts
Intermediate · Course · 3 - 6 Months

Illinois Tech
Skills you'll gain: Cloud Security, AWS Identity and Access Management (IAM), Identity and Access Management, Incident Response, Computer Security Incident Management, Cloud Computing, Network Security, Data Security, Cloud Platforms, Cloud Computing Architecture, Application Security, Cloud Services, Encryption, Firewall, Virtual Networking, Security Controls, Continuous Monitoring
Build toward a degree
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Application Design, Data Mapping, Data Visualization, Google Workspace, Geospatial Mapping, Google Cloud Platform, Data Management
Beginner · Project · Less Than 2 Hours