HTML, CSS, and JavaScript courses can help you learn web page structure, styling, and interactivity, along with responsive design and accessibility practices. You can build skills in creating layouts, implementing animations, and optimizing user experiences across different devices. Many courses introduce tools like code editors, version control systems, and browser developer tools, that support testing and refining your projects. By mastering these skills and tools, you’ll be well-equipped to develop engaging websites and applications.

Skills you'll gain: Payment Systems, Debugging
Intermediate · Course · 3 - 6 Months
Skills you'll gain: Jest (JavaScript Testing Framework), User Acceptance Testing (UAT), Cucumber (Software), Postman API Platform, Software Testing, Behavior-Driven Development, Test Tools, Selenium (Software), Test Driven Development (TDD), API Testing, Unit Testing, Performance Testing, Functional Testing, Test Automation, Web Development Tools, Usability Testing, User Interface (UI), Test Case, Javascript
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Keyword Research, Search Engine Optimization, Web Analytics and SEO, Web Analytics, Google Analytics, Digital Marketing, Content Strategy, Web Content, Content Creation, User Experience, Competitive Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Systems Administration, Operating System Administration, Information Systems Security, Remote Access Systems, IT Infrastructure, Network Troubleshooting, OSI Models, Computer Networking, Routing Protocols, Desktop Support, Application Security, TCP/IP, Security Strategy, Server Administration, Security Awareness, Technical Support, Microsoft Windows, Computer Hardware, Software Installation, Help Desk Support
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Salesforce, Business Process Automation, Agentic Workflows, Generative AI Agents, AI Enablement, AI Orchestration, Automation, AI Product Strategy, Business Workflow Analysis, Process Optimization, Responsible AI, Customer experience improvement, Case Studies, Scalability, Organizational Change, Performance Measurement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Firefly, Storyboarding, Storytelling, Adobe Photoshop, Adobe Creative Cloud, Conceptual Design, Visual Design, Prompt Engineering, Creative Design, Creative Thinking, Collaborative Software, Design Thinking, Collaboration, Generative AI, Branding, Workflow Management, Communication, Asset Management
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Adobe After Effects, Motion Graphics, Animations, Video Editing, Post-Production
Intermediate · Course · 1 - 4 Weeks
University of Alberta
Skills you'll gain: Agile Software Development, Agile Methodology, Requirements Analysis, Software Development, Requirements Management, Product Management, Software Engineering, Project Planning, Process Development, Project Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Google Analytics, Data Storytelling, Content Performance Analysis, Web Analytics and SEO, Data Validation, Stakeholder Engagement, Statistical Modeling, Search Engine Optimization, Marketing Analytics, Web Analytics, Marketing Automation, Data Visualization, Customer Insights, Campaign Management, Data-Driven Decision-Making, Key Performance Indicators (KPIs), Predictive Analytics, Performance Measurement, Return On Investment, Artificial Intelligence
Intermediate · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Microsoft Access, Database Design, Relational Databases, Database Application, Database Management, Databases, Data Integration, Data Management, Information Management, Data Entry, Microsoft 365, Microsoft Office, Query Languages, User Interface (UI), Productivity Software
Mixed · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Search Engine Marketing, Digital Marketing, Content Marketing, Web Analytics and SEO, Search Engine Optimization, Content Strategy, Marketing Planning, Marketing Strategy and Techniques, Social Media Marketing, Driving engagement, Social Media Strategy, Cross-Channel Marketing, Social Media, Marketing Automation, Campaign Management, Customer experience strategy (CX), User Experience, Brand Management, Customer Relationship Management (CRM) Software, AI Personalization
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Debugging, File I/O, Programming Principles, Maintainability, Software Testing, Program Development, C (Programming Language), Algorithms, Simulations, System Programming, Computer Programming, Data Structures, Software Development, Software Engineering, Command-Line Interface, Development Environment, User Interface (UI), Solution Design, Problem Solving, Software Design
Beginner · Specialization · 3 - 6 Months