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.

LearnQuest
Skills you'll gain: User Story, Behavior-Driven Development, DevSecOps, Agile Project Management, Test Driven Development (TDD), Backlogs, Sprint Planning, Kanban Principles, Agile Methodology, Scrum (Software Development), Continuous Integration, Agile Software Development, Project Risk Management, Sprint Retrospectives, Lean Methodologies, Scaled Agile Framework, DevOps, Risk Management, Agile Product Development, Management Reporting
Beginner · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Negotiation, Game Theory, Conflict Management, Behavioral Economics, Psychology, Decision Making, Communication, Cultural Sensitivity, Business Ethics, Social Justice, Empathy & Emotional Intelligence
Beginner · Course · 1 - 3 Months
Coursera
Skills you'll gain: JUnit, MLOps (Machine Learning Operations), CI/CD, Continuous Integration, Jenkins, Test Automation, Unit Testing, DevOps, Test Case, Debugging, Code Coverage, Model Evaluation, Data Pipelines, Test Data
Advanced · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Virtual Private Networks (VPN), Firewall, Session Initiation Protocols, Remote Access Systems, Network Security, Network Architecture, Network Routing, Interoperability, Network Protocols, Telecommunications, Encryption, Communication Systems, Infrastructure Architecture, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS Kinesis, Data Engineering, Amazon Redshift, Apache Kafka, Cloud Computing Architecture, Data Lakes, Real Time Data, Amazon Elastic Compute Cloud, Data Management, Apache Hive, Data Visualization Software, Cloud Storage, Amazon S3, Data Integration, Data Architecture, Data Migration, Performance Tuning, Serverless Computing, Database Architecture and Administration, AWS Identity and Access Management (IAM)
Intermediate · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Music Theory, Classical Music, Music History, Musical Composition, Music, Instrumental Music, Music Performance
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Data Governance, Personally Identifiable Information, Information Privacy, Data Security, General Data Protection Regulation (GDPR), Data Ethics, Data Management, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Security Strategy, Compliance Management, Regulatory Compliance, Data Integrity, Risk Mitigation, Risk Analysis, Cross-Functional Collaboration, Encryption, Accountability
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Bioinformatics, Programming Principles, Molecular, Cellular, and Microbiology, Python Programming, Computational Thinking, Biology
Beginner · Course · 1 - 4 Weeks
Macquarie University
Skills you'll gain: Excel Formulas, Dashboard, Microsoft Excel, Spreadsheet Software, Data Preprocessing, Data Literacy, Data Manipulation, Data Presentation, Excel Macros, Data Storytelling, Data Analysis Software, Business Analytics, Pivot Tables And Charts, Financial Forecasting, Analytical Skills, Advanced Analytics, Business Mathematics, Financial Analysis
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Sustainable Architecture, Sustainable Development, Sustainable Technologies, Electrical Power, Energy and Utilities, Sustainability Reporting, Climate Change Mitigation, Corporate Sustainability, Electrical Systems, Electric Power Systems, Simulation and Simulation Software, Innovation, Environment, Transportation Operations, Architecture and Construction, Architectural Engineering, Power Electronics, Thermal Management, Mechanical Engineering
Beginner · Specialization · 3 - 6 Months

AI CERTs
Skills you'll gain: Responsible AI, Strategic Leadership, AI Enablement, Digital Transformation, Business Strategy, Data Ethics, Organizational Strategy, Business Transformation, Project Management Software, Artificial Intelligence, Emerging Technologies, Business Ethics, Governance, Data-Driven Decision-Making, Workforce Planning
Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Personalization, Agentic systems, Competitive Intelligence, Sales Management, Sales Strategy, Sales, AI Enablement, Customer Analysis, Customer Relationship Management, Sales Presentations, Real Time Data, Automation, Proposal Development, Case Studies
Intermediate · Course · 1 - 4 Weeks