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: Kubernetes, Cloud-Native Computing, Prometheus (Software), Istio, Containerization, Serverless Computing, Role-Based Access Control (RBAC), Virtual Networking, Application Deployment, Infrastructure Security, YAML, Microservices, Continuous Delivery, Scalability, Grafana, Network Routing
Intermediate · Course · 3 - 6 Months

Skills you'll gain: AI Orchestration, AI Workflows, LangGraph, Generative AI Agents, Agentic systems, OpenAI API, Enterprise Application Management, Tool Calling, OAuth, Middleware, Performance Tuning, Real Time Data, Interoperability, API Gateway, Agentic Workflows, Software Development Tools, LLM Application, Prompt Engineering, Retrieval-Augmented Generation, Application Programming Interface (API)
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: De-escalation Techniques, Interpersonal Communications, Anthropic Claude, Empathy, Consumer Behaviour, Customer Complaint Resolution, Prompt Engineering, AI Personalization, Organizational Effectiveness, Quality Assessment, Patient Preparation, User Research, Usability Testing, Health And Wellness Coaching, Responsible AI, Data Ethics, Information Privacy, Mitigation, Strategic Decision-Making, Trustworthiness
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Modeling, Operational Databases, Performance Tuning
Intermediate · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Java Programming, Java, File I/O, Eclipse (Software), Object Oriented Programming (OOP), Object Oriented Design, Integrated Development Environments, Development Environment, Software Design, Computer Programming, Application Frameworks, Programming Principles, Virtual Machines, Web Development, Debugging, Data Persistence, Package and Software Management, Data Structures
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Application Design, Software Visualization
Beginner · Course · 1 - 4 Weeks

University of Arizona
Skills you'll gain: Web Analytics, Search Engine Marketing, Pay Per Click Advertising, User Experience Design, Google Ads, Search Engine Optimization, Web Analytics and SEO, Digital Marketing, Campaign Management, Content Marketing, Keyword Research, Data-Driven Decision-Making, Social Media Strategy, Marketing Channel, Marketing Effectiveness, Marketing Analytics, Marketing Strategy and Techniques, Marketing Planning, Customer Engagement, Target Audience
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Shiny (R Package), Interactive Data Visualization, Data Visualization, R (Software), Dashboard, User Interface (UI), Data Visualization Software, UI Components, Data Integration, Server Side, Web Applications, Application Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Wiring Diagram, Architectural Drawing, AutoCAD, Electrical Wiring, Electrical Systems, Blueprint Reading, Electrical Equipment, Technical Drawing, Electrical Power, Drafting and Engineering Design, Computer-Aided Design, Schematic Diagrams, Commercial Construction, Engineering Drawings, Building Design, Layout Design, Autodesk, Technical Documentation, AutoCAD Civil 3D, Design Software
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: European History, Ancient History, World History, Social Studies, Anthropology, Cultural Diversity, International Relations, Sociology, Social Sciences, Political Sciences
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Authentications, Cryptography, Secure Coding, Kotlin, Android (Operating System), OAuth, Encryption, Mobile Security, Android Development, Key Management, Exploit development, Application Security, Android Studio, Data Security, Open Web Application Security Project (OWASP), Authorization (Computing), Mobile Development, Security Engineering, Security Controls, Application Development
Intermediate · Specialization · 1 - 3 Months

IESE Business School
Skills you'll gain: Professional Development, Leadership Development, Influencing, Leadership, Executive Presence, Decision Making, Organizational Leadership, Diversity Awareness, Business Leadership, Strategic Leadership, Leadership and Management, Diversity and Inclusion, Personal Development, Workplace inclusivity, Self-Awareness, Overcoming Obstacles, Cultural Diversity
Beginner · Course · 1 - 4 Weeks