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.

Whizlabs
Skills you'll gain: Multi-Factor Authentication, Role-Based Access Control (RBAC), Authentications, Azure Active Directory, Zero Trust Network Access, Identity and Access Management, User Provisioning, Security Controls, Cloud Security, User Accounts
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, CI/CD, Google Cloud Platform, Continuous Deployment, Cloud-Native Computing, Continuous Integration, Application Deployment, Cloud Security, Cloud Storage, Authorization (Computing), Database Management, Role-Based Access Control (RBAC), Data Storage Technologies, Authentications, Data Storage, Identity and Access Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Instagram, Social Media, Social Media Content, Photo Editing, Graphic and Visual Design Software, Graphic and Visual Design, Social Media Marketing, Content Creation, Advertising Campaigns, Marketing Materials, Branding, Content Marketing, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Whizlabs
Skills you'll gain: Amazon Web Services, Virtual Networking, Network Architecture, Virtual Private Networks (VPN), Cloud Computing Architecture, Cloud Infrastructure, Load Balancing, Network Routing, Hybrid Cloud Computing, Network Security, File Transfer Protocol (FTP), Data Migration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Information Architecture, User Experience, Content Management, Usability, UI/UX Research, Usability Testing, Design Research, User Centered Design, User Research, Statistical Analysis, Content Strategy, Goal Setting, Sample Size Determination
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Zero Trust Network Access, Disaster Recovery, Virtual Networking, Data Migration, Cloud Computing Architecture, Network Architecture, Infrastructure As A Service (IaaS), Cloud Security, Data Storage Technologies, Hybrid Cloud Computing, Firewall, Virtual Private Networks (VPN), Platform As A Service (PaaS), Load Balancing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Search Engine Optimization, E-Commerce, Order Management, Product Improvement, Real Time Data, User Feedback, Payment Processing and Collection, Promotional Strategies
Advanced · Course · 1 - 3 Months

Skills you'll gain: System Monitoring, Network Monitoring, System Configuration, Continuous Monitoring, IT Management, Windows Servers, Linux Servers, Incident Management, System Implementation, User Accounts, User Interface (UI), File Transfer Protocol (FTP)
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Generative AI, AI Personalization, Web Content, Web Analytics and SEO, Prompt Engineering, Google Cloud Platform, Content Management, User Experience Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Interactive Data Visualization, Business Analytics, Data-Driven Decision-Making, Data Presentation, Kibana, Data Analysis, Data Visualization Software, Exploratory Data Analysis, Trend Analysis, Retail Sales, Data Import/Export, System Configuration
Mixed · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Pay Per Click Advertising, Marketing Analytics, Search Engine Optimization, Analytics, Big Data, Keyword Research, Google Analytics, Digital Marketing, Search Engine Marketing, Paid media, Web Analytics, Online Advertising, Digital Advertising, A/B Testing, Marketing Automation, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Customer experience improvement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Model Deployment, Large Language Modeling, Transfer Learning, Artificial Intelligence and Machine Learning (AI/ML), PyTorch (Machine Learning Library), Cloud Deployment, Performance Tuning, Hardware Architecture, Deep Learning, Embedded Systems, Computer Hardware, Scalability
Intermediate · Course · 1 - 4 Weeks