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: Apache Cassandra, NoSQL, Data Store, Databases, Database Management Systems, Application Deployment, Database Architecture and Administration, Query Languages, Database Management, Data Storage, System Monitoring, Data Maintenance, Distributed Computing, Application Security, Data Modeling, Data Security, Scalability
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Tool Calling, LLM Application, JSON, Large Language Modeling, Model Deployment, Artificial Intelligence
Beginner · Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Technical Communication, Data Visualization, Scientific Visualization, Technical Writing, Peer Review, Data Ethics, Persuasive Communication, Writing and Editing, Data Science, Media and Communications, Graphic and Visual Design
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Presentation, Plot (Graphics), Data Visualization Software, Data Visualization, Tableau Software, Spatial Analysis, Visualization (Computer Graphics), Statistical Visualization, Network Model, Dashboard, Matplotlib, Infographics, Heat Maps, Seaborn, Geospatial Information and Technology, Time Series Analysis and Forecasting, Network Analysis, Geospatial Mapping
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: NSX-T Network Virtualization, vSphere Networking and Storage, Virtual Networking, Software-Defined Data Center (SDDC), VMware vSAN, vSphere DRS & HA, Software-Defined Networking, Hybrid Cloud Computing, Zero Trust Network Access, Virtualization, Storage vMotion, Data Centers, vCenter Server, VMware ESX Servers, Role-Based Access Control (RBAC), Virtual Local Area Network (VLAN), Virtualization and Virtual Machines, Virtual Machines, Cloud Management, Network Switches
Intermediate · Specialization · 3 - 6 Months

EDUCBA
Skills you'll gain: Multi-Cloud, Cloud Computing Architecture, Cloud Deployment, Cloud Computing, Terraform, Kubernetes, Cloud Infrastructure, Containerization, Cloud Storage, Hybrid Cloud Computing, Microsoft Azure, Infrastructure as Code (IaC), Amazon Web Services, Threat Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Programming Interface (API), Simple Object Access Protocol (SOAP), Application Deployment, Development Environment, Hibernate (Java), OAuth, Back-End Web Development, Eclipse (Software)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Illustrator, Document Management, File Management, Adobe Creative Cloud, Graphic and Visual Design, Graphic Design, Graphic and Visual Design Software, Visual Design, Cloud Storage, Workflow Management, Computer Graphic Techniques, Design Strategies, Creative Thinking, Creative Problem-Solving, Scalability
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Control Objectives for Information and Related Technology (COBIT), IT Management, Information Technology Architecture, Performance Management, Governance, Enterprise Architecture, Program Implementation, Process Management, Information Technology, Business Process, Training and Development, Risk Management
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Electrical Power, Energy and Utilities, Electrical Systems, Power Electronics, Sustainable Technologies, Mechanical Design, Engineering, Emerging Technologies, Engineering Calculations
Beginner · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Cybersecurity, Interviewing Skills, Cyber Security Strategy, Cyber Operations, Organizational Structure, Cyber Governance, Workforce Development, Security Management, Security Controls, Job Analysis, Professional Networking, Risk Management
Beginner · Course · 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, System Monitoring, Virtual Networking, Network Routing, Network Architecture, Hybrid Cloud Computing, Network Administration, Amazon Web Services, Network Planning And Design, Security Controls, Cloud Security, Network Infrastructure, AWS CloudFormation
Intermediate · Specialization · 1 - 3 Months