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: WordPress, Ajax, Content Management Systems, Web Development, PHP (Scripting Language), Database Development, MySQL, Javascript and jQuery, Database Management, Cascading Style Sheets (CSS), User Accounts
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Content Accessibility Guidelines, Test Automation, Usability, Human Centered Design, Usability Testing, User Interface (UI), Agile Product Development, UI/UX Strategy, Front-End Web Development, Software Testing, CI/CD
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Microsoft Power Platform, Power Apps Component Framework, Power Platform CLI, Microsoft Power Automate/Flow, Development Environment, Microsoft Azure, Power BI, Data Modeling, Technical Design, Solution Architecture, Business Logic, Platform As A Service (PaaS), Microsoft 365, No-Code Development, Data Architecture, Cloud Development, Authentications, Application Development, Authorization (Computing), Business Workflow Analysis
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Digital Transformation, Agile Project Management, Business Transformation, Agile Methodology, Leadership, Case Studies, Business Leadership, Analytics, Organizational Change, Innovation, Business Analytics, Organizational Effectiveness, Data-Driven Decision-Making, Lean Methodologies, Business Strategy
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), UI Components, Interactive Design, HTML and CSS, User Interface (UI), Interaction Design, Responsive Web Design, User Interface (UI) Design, Web Components, Web Design, Animations, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Facebook, Marketing Materials, Advertising, Graphic and Visual Design Software, Logo Design, Marketing Design, Graphic and Visual Design, Graphic Design, Branding, Content Marketing, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Presentations, Graphic Design, Data Visualization, Marketing Materials, Social Media Content, Social Media Marketing, Content Creation, Marketing Design, User Accounts, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Communication Strategies, Team Management, Leadership, Productivity, Diversity Awareness, Collaboration, Workplace inclusivity, Communication, Interpersonal Communications, Empathy
Advanced · Course · 1 - 4 Weeks
Cisco Learning and Certifications
Skills you'll gain: Network Performance Management, Wireless Networks, Wide Area Networks, TCP/IP, Network Routing, Network Infrastructure, Performance Tuning, Network Monitoring, Network Troubleshooting, Routing Protocols, Network Planning And Design, Network Switches, Virtual Networking, Network Administration, Local Area Networks, Software-Defined Networking, Network Protocols, Network Analysis, IT Infrastructure, Configuration Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Azure Synapse Analytics, Performance Tuning, System Monitoring, Data Lakes, Transact-SQL, Data Analysis Expressions (DAX), Star Schema, Microsoft Azure, Real Time Data, Power BI, Data Warehousing, Analytics, Apache Spark, Data Modeling, SQL Server Integration Services (SSIS), PySpark, Data Pipelines, Data Transformation, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Podcasting, Adobe Express, Media Production, Content Creation, Adobe Creative Cloud, Graphic Design, Creative Design, Storytelling, Branding, Editing
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Responsible AI, Agentic systems, Data Ethics, Agentic Workflows, AI Enablement, Artificial Intelligence, Healthcare Ethics, AI Workflows, AI Security, AI Orchestration, Applied Machine Learning, Health Technology, AI Personalization, Health Systems, Solution Design, Predictive Modeling, Predictive Analytics
Beginner · Course · 1 - 4 Weeks