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.

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Prompt Patterns, Agentic systems, Performance Testing, AI Workflows, Prompt Engineering, Data-Driven Decision-Making, Generative AI, Data Validation, Model Evaluation, Verification And Validation, A/B Testing, MLOps (Machine Learning Operations), Embeddings
Intermediate · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Business Systems, Business Technologies, Enterprise Resource Planning, Supply Chain Management, Management Information Systems, Microsoft Excel, Geographic Information Systems, Web Development, Web Applications, Customer Relationship Management
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Model Context Protocol, AI Workflows, Generative AI Agents, AI Orchestration, Agentic systems, LLM Application, Tool Calling, Prompt Patterns, AI Enablement, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Prompt Engineering Tools, TypeScript, Prompt Engineering, AI Personalization, ChatGPT, Artificial Intelligence, Multimodal Prompts, Anthropic Claude, AI Product Strategy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Design, Scalability, Software Architecture, Data Validation
Beginner · Course · 1 - 4 Weeks
University of California San Diego
Skills you'll gain: Design Research, Interaction Design, User Experience Design, Statistical Analysis, Usability, Ideation, User Research, Graphic and Visual Design, User Interface (UI) Design, Experimentation, Prototyping, Usability Testing, Human Centered Design, Human Computer Interaction, A/B Testing, Human Factors, Collaborative Software, Telecommuting, R Programming, Storyboarding
Intermediate · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Biology, Life Sciences, Course Development, Environment, World History, Cell Biology, European History, Taxonomy, Specimen Collection, Mathematical Modeling, Scientific Methods, Probability & Statistics
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Data Pipelines, MLOps (Machine Learning Operations), Systems Design, Transfer Learning, Data Preprocessing, Data Quality, Feature Engineering, Deep Learning, Model Evaluation, Python Programming, Data Validation, Scikit Learn (Machine Learning Library), Predictive Modeling, Software Engineering, Applied Machine Learning, Debugging, Supervised Learning, Git (Version Control System), Performance Metric, Statistical Analysis
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Data Storytelling, Campaign Management, Cross-Channel Marketing, Marketing Budgets, Integrated Marketing Communications, Marketing Effectiveness, Performance Analysis, Advertising Campaigns, Performance Reporting, Marketing Channel, Social Media Campaigns, Project Management, Data-Driven Decision-Making, Budget Management, Marketing Planning, Management Reporting, Milestones (Project Management), Marketing Communications, Marketing Analytics, Marketing Strategies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spreadsheet Software, Marketing Analytics, Pivot Tables And Charts, Trend Analysis, Marketing Budgets, Marketing Strategies, Microsoft Excel, Google Sheets, Business Reporting, Data-Driven Decision-Making, Performance Reporting, Time Series Analysis and Forecasting, Marketing, Descriptive Analytics, Performance marketing, Performance Metric, Business Metrics, Performance Measurement
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Electrical Systems, Electrical Power, Electric Power Systems, Electrical Equipment, Electrical Safety, High Voltage, Basic Electrical Systems, Low Voltage, Electrical Engineering, Three-Phase, Coordination
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Overcoming Objections, Price Negotiation, Contract Negotiation, Vibe coding, Advertising, Google Ads, Closing (Sales), Marketing Psychology, Copywriting, B2B Sales, Social Media Marketing, Product Strategy, Order Management, Generative AI Agents, Brand Strategy, Branding, Marketing Materials, Rapport Building, Customer Retention, Logistics Management
Beginner · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: Kanban Principles, Process Capability, Lean Six Sigma, Lean Methodologies, Six Sigma Methodology, Continuous Improvement Process, Project Closure, Root Cause Analysis, Process Improvement, Quality Improvement, Performance Metric, Statistics, Process Mapping, Project Scoping, Process Analysis, Performance Measurement, Statistical Methods, Return On Investment, Process Optimization, Problem Solving
Beginner · Specialization · 1 - 3 Months