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.

JetBrains
Skills you'll gain: Kotlin, Object Oriented Programming (OOP), Java, Java Programming, Spring Framework, Android Development, IntelliJ IDEA, Functional Design, Interoperability, Unit Testing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Stakeholder Engagement, Business Intelligence, Data-Driven Decision-Making, Dashboard, Business Analytics, Real Time Data, Data Integration, Data Modeling, Data Storytelling, Data Analysis, Key Performance Indicators (KPIs), Data Presentation, Business Process, Project Implementation, Data Pipelines
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Risk Modeling, Operations Research, Regression Analysis, Microsoft Excel, Business Analytics, Risk Analysis, Business Process Modeling, Business Modeling, Data Modeling, Resource Allocation, Analysis, Statistical Analysis, Mathematical Modeling, Process Optimization, Financial Analysis, Statistical Methods, Predictive Analytics, Transportation Operations, Complex Problem Solving, Linear Algebra
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Information Architecture, UI/UX Research, User Research, Agile Software Development, Scrum (Software Development), User Interface and User Experience (UI/UX) Design, Design Thinking, User Experience, User Centered Design, Usability, Usability Testing, Responsive Web Design, Agile Methodology, Kanban Principles, User Interface (UI), Figma (Design Software), Wireframing, Design Research, Prototyping, Persona (User Experience)
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Marketing Analytics, Web Analytics, Content Performance Analysis, Marketing Effectiveness, Marketing Automation, Data Analysis, Customer Insights, Data-Driven Decision-Making, Statistical Analysis, Web Analytics and SEO, Model Evaluation, Anomaly Detection, Continuous Monitoring, Quality Assessment, Verification And Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Illustrator, Adobe Express, Adobe Photoshop, Responsible AI, Logo Design, Digital Design, Layout Design, Generative AI, Graphic Design, Graphics Software, Adobe Firefly, User Interface and User Experience (UI/UX) Design, Visual Design, File Management, Process Design, Design Reviews, Prompt Engineering, Image Quality, Branding, Storytelling
Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Electronics, Systems Of Measurement, Digital Signal Processing, Data Processing, Data Cleansing, Statistical Methods, NumPy, Real Time Data, Open Source Technology, Mathematical Modeling
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, Data-Driven Decision-Making, Data Analysis, Analytical Skills, Business Analytics, Data Storytelling, Data Science, Communication, Stakeholder Communications, Workflow Management, Project Management, Machine Learning
Advanced · Course · 1 - 3 Months

Skills you'll gain: Web Applications, Application Development, Web Development, Leaflet (Software), React.js, UI Components, User Interface (UI), Application Deployment, Cloud Deployment, JavaScript Frameworks, OAuth, User Accounts, Authentications, Front-End Web Development, Development Environment, User Interface and User Experience (UI/UX) Design, Secure Coding, Responsive Web Design, Javascript, Software Installation
Intermediate · Specialization · 1 - 3 Months

IESE Business School
Skills you'll gain: Value Propositions, Brand Management, Financial Statements, Marketing, Financial Statement Analysis, Leadership Development, Business Analytics, Marketing Strategies, Income Statement, Business Analysis, Strategic Marketing, Intercultural Competence, Financial Analysis, Accounting, Conflict Management, Financial Management, Financial Acumen, Financial Data, Leadership, Finance
Beginner · Specialization · 3 - 6 Months

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

ISAE-SUPAERO
Skills you'll gain: Finite Element Methods, Structural Engineering, Vibrations, Engineering Analysis, Mathematical Modeling, Mechanical Engineering, Linear Algebra, Numerical Analysis, Control Systems, Differential Equations
Intermediate · Course · 1 - 3 Months