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.

University of California, Irvine
Skills you'll gain: Goal Setting, Interviewing Skills, Negotiation, Workforce Planning, Professional Development, Compensation and Benefits, Recruitment, Technical Consulting, Communication, Verbal Communication Skills
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Security, Open Web Application Security Project (OWASP), Vulnerability Assessments, Vulnerability Management, Application Security, Security Controls, Secure Coding, Security Testing, Authentications, Threat Management, Dependency Analysis, Application Programming Interface (API), API Design, Risk Analysis, Data Validation, Supply Chain
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Service Management, Information Technology Infrastructure Library, IT Service Management, Systems Integration, Control Objectives for Information and Related Technology (COBIT), Supplier Relationship Management, Strategic Sourcing, Risk Management Framework, Governance, Process Management, Process Improvement and Optimization, Risk Management, Continuous Improvement Process, Organizational Change, Performance Measurement, Lean Methodologies
Beginner · Course · 1 - 3 Months
Starweaver
Skills you'll gain: Generative AI Agents, CrewAI, AI Orchestration, Generative AI, Agentic systems, Prompt Patterns, Tool Calling, LLM Application, Model Deployment, Responsible AI, Scalability, Application Deployment, Collaboration, Data Integration, Job Evaluation, Logical Reasoning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unix Commands, Unix Shell, Unix, Shell Script, Bash (Scripting Language), Linux Commands, Command-Line Interface, Linux, Scripting, Scripting Languages, Data Pipelines
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Large Language Modeling, Generative AI, Model Deployment, Natural Language Processing, Prompt Engineering, Deep Learning, MLOps (Machine Learning Operations), Cloud Deployment, Model Evaluation, Continuous Monitoring, Data Cleansing, Machine Learning
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Occupational Safety And Health, Hazard Analysis, Chemistry, Safety Culture, Safety Training, Compliance Management, Environment Health And Safety, Mitigation, Environmental Regulations, Pollution Prevention, Risk Management, Water Quality, Personal protective equipment, Sustainable Technologies, Quality Assessment, Leadership, Program Evaluation
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Performance Tuning, Database Management, Star Schema, Dashboard, Data Management, Cloud Storage, Data Storage
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Dashboard, Project Management Software, Data Import/Export, Workflow Management, Team Management, Project Coordination, Project Management, Project Planning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), Application Deployment, Cloud Deployment, Continuous Deployment, Containerization, Docker (Software), DevOps, Release Management, Version Control, Dependency Analysis, Performance Tuning, CI/CD, Performance Testing, Package and Software Management, Performance Analysis, Performance Metric, Application Performance Management, Application Development, Cost Benefit Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Data Presentation, Data Storytelling, Predictive Modeling, Data Visualization Software, Data Synthesis, Spreadsheet Software, Microsoft Copilot, Excel Formulas, Dashboard, Predictive Analytics, Data Analysis, Report Writing, Data-Driven Decision-Making, Forecasting, Prompt Engineering, Data Manipulation, Data Transformation, Trend Analysis, Data Cleansing
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: AI Security, Open Web Application Security Project (OWASP), Cyber Security Assessment, Exploitation techniques, Server Side, Application Security, Artificial Intelligence and Machine Learning (AI/ML), Vulnerability Scanning, Secure Coding, Artificial Intelligence, Responsible AI, Data Security, Cyber Attacks, Security Awareness, Generative AI, Large Language Modeling, Data Ethics, Authentications
Build toward a degree
Advanced · Course · 1 - 4 Weeks