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.

Skills you'll gain: SQL, Database Design, Database Management, Data Analysis, Database Architecture and Administration, Relational Databases, Data Cleansing, Data Transformation, Data Manipulation, Query Languages, Analytics, GitHub, Git (Version Control System), Performance Tuning, Data Integrity
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Data Warehousing, Data Modeling, Database Design, Extract, Transform, Load, SQL, Star Schema, Business Intelligence, Databases, Relational Databases, Database Architecture and Administration, Data Mart, Data Integrity, Data Analysis, Snowflake Schema, Data-Driven Decision-Making, Data Manipulation, Data Visualization
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: IntelliJ IDEA, Object Oriented Design, Debugging, Software Design, User Interface (UI), Apache Maven, Design Thinking, Object Oriented Programming (OOP), Program Development, Build Tools, Integrated Development Environments, Software Development Tools, Eclipse (Software), Data Validation, Version Control, Software Development, Data Import/Export, Programming Principles, Java, Kotlin
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Software Documentation, Java, Back-End Web Development, Application Programming Interface (API), Databases
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Sustainable Development, Sustainable Systems, Innovation, Environmental Science, Environmental Issue, Sustainability Standards, Environment, Socioeconomics, Social Justice, Climate Change Adaptation, Economic Development, Climate Change Mitigation, Case Studies
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: LLM Application, LangChain, Large Language Modeling, OpenAI, Natural Language Processing, Generative AI Agents, ChatGPT, Responsible AI, Application Programming Interface (API), Generative AI, Restful API, Agentic systems, Open Source Technology, MLOps (Machine Learning Operations), Data Processing, Python Programming
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Java, Computer Programming, Object Oriented Programming (OOP), Test Case, Pseudocode, Debugging, Algorithms, Program Development, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Excel, Spreadsheet Software, Microsoft Office, Computer Literacy
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Google Gemini, Generative AI, Prompt Engineering, LLM Application, Responsible AI, Google Cloud Platform, Natural Language Processing
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Automation, Eclipse (Software), Software Testing, UI Components, Integrated Development Environments, Web Applications, Java Programming, Functional Testing
Beginner · Guided Project · Less Than 2 Hours

IE Business School
Skills you'll gain: Lean Methodologies, Agile Methodology, Agile Product Development, Agile Project Management, Product Improvement, Sprint Planning, Business Process, Process Improvement, Product Development, Sprint Retrospectives, User Story
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Google Cloud Platform, Microsoft Azure, Cloud Storage, Data Lakes, Containerization, Hybrid Cloud Computing, Multi-Cloud, Cloud Computing Architecture, Network Architecture
Intermediate · Course · 1 - 4 Weeks