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.

Pontificia Universidad Católica de Chile
Skills you'll gain: Traffic Flow Optimization, Transportation Operations, Network Analysis, Engineering Analysis, Mathematical Modeling, Simulations
Beginner · Course · 1 - 4 Weeks

GitLab
Skills you'll gain: Telecommuting, Virtual Teams, Team Management, Human Resources Management and Planning, Culture Transformation, Performance Metric, Leadership and Management, Organizational Change, Organizational Strategy, Business Transformation, Organizational Leadership, Team Building, Performance Management, Adaptability, Collaboration, Business Strategy, Communication
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Agentic systems, Collaborative Software, System Design and Implementation, Interoperability, Coordination, Communication Systems, Network Protocols, Workflow Management, Case Studies, Scalability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: 3D Assets, Unity Engine, Video Game Development, Game Design, 3D Modeling, Virtual Environment, Integration Testing, Computer Graphics, Scripting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Scalability, Performance Tuning, .NET Framework, C# (Programming Language), System Programming, Application Performance Management, C (Programming Language), Debugging, Data Structures, Object Oriented Programming (OOP), Software Engineering, Interoperability
Intermediate · Course · 1 - 3 Months

University of Amsterdam
Skills you'll gain: Statistical Hypothesis Testing, Statistics, Statistical Analysis, Quantitative Research, Data Analysis Software
Beginner · Course · 1 - 3 Months

Skills you'll gain: Chef (Configuration Management Tool), Scalability, Infrastructure as Code (IaC), Apache, IT Automation, Virtual Machines, Amazon Web Services, Amazon Elastic Compute Cloud, CI/CD, Application Deployment, Cloud Computing, Systems Administration, Nginx, Full-Stack Web Development, Continuous Deployment, Servers, Ruby (Programming Language), Remote Access Systems, Package and Software Management, Service Management
Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Generative AI, Art History, Artificial Intelligence, Creativity, Innovation, Collaboration, Experimentation, Music History
Beginner · Course · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: English Language, Language Learning, Language Competency, Vocabulary, Grammar, Oral Comprehension
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Statistical Hypothesis Testing, Data-Driven Decision-Making, LLM Application, Performance Metric, Statistical Analysis, Test Script Development, Large Language Modeling, Business Metrics, Model Evaluation, Prompt Engineering, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Programmable Logic Controllers, Simulation and Simulation Software, Industrial Engineering, Control Systems, Electronic Hardware, Data Structures, Microsoft Azure, Automation, Mobile Development Tools, Performance Tuning, Data Management, System Implementation, System Configuration, Application Programming Interface (API), Data Integration, Communication, Simulations
Intermediate · Specialization · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Operations Management, Balance Sheet, Process Analysis, Business Operations, Operational Efficiency, Financial Statement Analysis, Financial Statements, Finance, Financial Accounting, Production Process, Operational Performance Management, Capital Budgeting, Business Process Improvement, Branding, Financial Modeling, Strategic Marketing, Marketing, Analysis, Case Studies, Business Analysis
Beginner · Specialization · 3 - 6 Months