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: Pivot Tables And Charts, Excel Formulas, Microsoft Excel, Case Studies, Performance Analysis, Variance Analysis, Trend Analysis, Data Manipulation, Human Resources Information System (HRIS), Budgeting, Employee Performance Management, Performance Measurement, Business Analysis, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Excel Formulas, Data Entry, Spreadsheet Software, Productivity Software, Data Analysis Expressions (DAX), Decision Making, Data Presentation, Debugging
Beginner · Course · 1 - 4 Weeks

JetBrains
Skills you'll gain: Kotlin, Java, Java Programming, IntelliJ IDEA, Object Oriented Programming (OOP), Android Development, Interoperability, Mobile Development, Integrated Development Environments, Computer Programming, Performance Tuning, Functional Design, Code Review, Programming Principles, Maintainability, Unit Testing, Scripting, Software Development, Development Environment
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Image Quality, Engineering, Scientific, and Technical Instruments, Electronic Components, Systems Design, Human Factors, Engineering Calculations, Technical Design, Simulation and Simulation Software, Mathematical Modeling
Build toward a degree
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Stakeholder Communications, Campaign Management, Smart Goals, Email Marketing, Marketing Effectiveness, Goal Setting, Strategic Marketing, Strategic Thinking, Performance Measurement, Business Metrics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Data Presentation, Presentations, Data Storytelling, Performance Reporting, Business Reporting, Management Reporting, Verbal Communication Skills, Concision, Data Visualization, Key Performance Indicators (KPIs), Business Metrics, Trend Analysis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Reinforcement Learning, Inventory Management System, Supply Chain, Operations Research, Supply Chain Management, Process Optimization, Data-Driven Decision-Making, Process Analysis, Artificial Intelligence and Machine Learning (AI/ML), Performance Tuning, Decision Making, Simulations, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Fraud detection, Marketing Analytics, Predictive Modeling, Customer Analysis, Feature Engineering, Marketing Effectiveness, Exploratory Data Analysis, Anomaly Detection, Customer Retention, Advanced Analytics, Market Analysis, Predictive Analytics, Statistical Analysis, Sales Management, Analytics, Data Analysis, R Programming, Credit Risk, Applied Machine Learning, Analytical Skills
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Performance Reporting, Business Reporting, Data Presentation, Financial Reporting, Data Visualization, Data Storytelling, Data Visualization Software, Performance Analysis, Case Studies, User Feedback, Usability Testing, Communication
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Responsible AI, Predictive Modeling, Data Analysis, Research, AI Product Strategy, Statistical Analysis, Data Preprocessing, Data Science, Research Methodologies, AI Enablement, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Generative AI Agents, Generative AI, Research and Design, Research Reports, Ethical Standards And Conduct, Qualitative Research, Emerging Technologies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Business Reporting, Report Writing, Financial Reporting, Data Visualization, Management Reporting, Concision, Data Storytelling, Presentations, Communication
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Supply And Demand, Economics, Market Dynamics, Business Economics, Policy Analysis, Behavioral Economics, Business Operations, Price Negotiation, Socioeconomics, Consumer Behaviour, Economics, Policy, and Social Studies, Business Strategy, Public Policies, Competitive Analysis, Resource Allocation, Decision Making, Market Analysis, Cost Benefit Analysis, Environmental Issue, Critical Thinking
Beginner · Specialization · 1 - 3 Months