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: JUnit, Unit Testing, IntelliJ IDEA, Apache Maven, Software Testing, Test Case, Testability, Test Tools, Java, Mockups
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, Cloud API, Application Programming Interface (API), Postman API Platform, API Design, API Testing, Java Programming, Java, Mobile Development, Apache Maven, Program Development, Web Development, Eclipse (Software), Software Design
Intermediate · Guided Project · Less Than 2 Hours

University of Copenhagen
Skills you'll gain: Demography, Social Sciences, Cultural Diversity, Political Sciences, International Relations, Sociology, World History, Governance, Socioeconomics, Policy Analysis, Economic Development, Economics, Education and Training
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Data Governance, Database Management, Database Architecture and Administration, Data Management, Data Warehousing, Database Design, SQL, Transaction Processing, Stored Procedure, Data Security, Disaster Recovery, Encryption, Server Side, Data Encryption Standard, Data Integrity
Build toward a degree
Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Debugging, Data Analysis, Data Preprocessing, Numerical Analysis, Critical Thinking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prototyping, 3D Modeling, 3D Assets, Design Strategies, Engineering Design Process, Computer-Aided Design, Manufacturing Processes, Technical Design, Design Software, Functional Design, Design, Materials science, Typography, Digital Design
Advanced · Course · 3 - 6 Months

Skills you'll gain: Version Control, Object Oriented Programming (OOP), C# (Programming Language), Microsoft Visual Studio, Development Environment, Program Development, Integrated Development Environments, Computer Programming, Programming Principles
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Facebook, Social Media Campaigns, Social Media Marketing, Social Media, Target Audience, Advertising, Social Media Strategy, Digital Advertising, Content Performance Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Structures, Blockchain, Programming Principles, Data Management, Secure Coding, Object Oriented Programming (OOP), Cryptography, Debugging
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: ISO 9000 Series, Governance Risk Management and Compliance, Quality Management Systems, Quality Improvement, Program Implementation, Quality Management, Operational Risk, Continuous Improvement Process, Risk Management, Internal Controls, Compliance Management, Auditing
Mixed · Course · 1 - 4 Weeks

University of Amsterdam
Skills you'll gain: Statistical Analysis, Research, Research Reports, Data Analysis, Research Design, Data Collection, Research Methodologies, Surveys, Qualitative Research, Experimentation, Descriptive Statistics, Survey Creation
Beginner · Course · 1 - 3 Months