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.

Siemens
Skills you'll gain: Safety Standards, Robotics, Machine Controls, Safety Assurance, Mechanical Design, Automation, Control Systems, Program Development, Manufacturing and Production, Performance Testing, Human Machine Interfaces, Programming Principles, Human Factors, Risk Management Framework, Systems Of Measurement
★ 4.7 (27) · Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Employee Coaching, Management Training And Development, Coaching, Accountability Frameworks, Team Performance Management, Organizational Change, Expectation Management, Performance Management, Key Performance Indicators (KPIs), Accountability, Employee Performance Management, People Management, Professional Development, Leadership and Management, Organizational Development, People Development, Performance Metric, Process Development, Leadership, Communication
★ 4.8 (3.1K) · Intermediate · Specialization · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Journalism, Research, Oral Expression, Interviewing Skills, Vocabulary, Media and Communications, Grammar, Writing and Editing, Electronic Media, English Language, Storytelling, Language Competency, Digital Transformation, Editing
★ 4.8 (2.9K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Salesforce Development, Visualforce, Development Environment, Application Development, UI Components, Web Components, Salesforce, Web Applications, Jest (JavaScript Testing Framework), Web Design and Development, JavaScript Frameworks, User Interface (UI), Application Programming Interface (API), Test Script Development, Restful API, Data Access, Cascading Style Sheets (CSS), Event-Driven Programming, Hypertext Markup Language (HTML)
Intermediate · Course · 3 - 6 Months

Northwestern University
Skills you'll gain: Influencing, Persuasive Communication, Design Thinking, Data-Driven Decision-Making, Leadership, Strategic Communication, Innovation, Collaboration, Crisis Management, Negotiation, Organizational Leadership, Ideation, Team Leadership, Resource Allocation, Human Centered Design, Teamwork, Stakeholder Communications, Cross-Functional Team Leadership, Data-Driven Marketing, Marketing
★ 4.7 (5.5K) · Intermediate · Specialization · 3 - 6 Months

Sage Publications
Skills you'll gain: Performance Appraisal, Performance Management, Leadership Studies, Diversity and Inclusion, Staff Management, Stakeholder Engagement, Diversity Equity and Inclusion Initiatives, Resource Allocation, Business Ethics, Resource Management, Organizational Leadership, Leadership, Leadership Development, Leadership and Management, Culture, Social Justice, Ethical Standards And Conduct, Professional Development, Educational Materials, Instructional Strategies
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Meta Ads Manager, Marketing Analytics, Data-Driven Marketing, Bayesian Statistics, Descriptive Statistics, Marketing Effectiveness, Statistical Hypothesis Testing, Target Audience, Marketing Strategies, Marketing Planning, Statistical Inference, Marketing Strategy and Techniques, Statistical Software, Sampling (Statistics), A/B Testing, Data Collection, Marketing, Analytics, Performance marketing, Web Analytics
★ 4.8 (3K) · Intermediate · Specialization · 3 - 6 Months

Universidad de Palermo
Skills you'll gain: Algebra, Arithmetic, Mathematical Modeling, General Mathematics, Applied Mathematics, Graphing
★ 4.7 (69) · Beginner · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Peer Review, Plan Execution, Manufacturing Operations, Technology Roadmaps, Professional Networking, Goal Setting, Digital Transformation, Portfolio Management, Analysis
★ 4.7 (280) · Beginner · Course · 1 - 3 Months

Yale University
Skills you'll gain: Psychology, Ethical Standards And Conduct, Cultural Diversity, Social Sciences, Sociology, Empathy & Emotional Intelligence, Political Sciences, Diversity Awareness, Child Development, Science and Research
★ 4.8 (3.4K) · Mixed · Course · 1 - 3 Months

University of Cambridge
Skills you'll gain: Human Development, Psychology, Neurology, Decision Intelligence, Psychiatry, Mental and Behavioral Health Specialties, Child Development, Mental Health Diseases and Disorders, Anatomy, Physiology, Biology
★ 4.4 (41) · Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Excel Macros, Programming Principles, Visual Basic (Programming Language), Program Development, Object Oriented Programming (OOP), Computer Programming, Debugging, Data Cleansing, Problem Solving, Code Reusability, Spreadsheet Software, Data Management, Automation
★ 4.8 (4.3K) · Beginner · Course · 1 - 3 Months