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: Data Cleansing, Pandas (Python Package), Financial Data, Data Wrangling, Data Transformation, Data Preprocessing, Data Quality, Data Manipulation, Data Validation, Jupyter, Data Integrity, Exploratory Data Analysis, Data Import/Export, Descriptive Statistics
Intermediate · Course · 1 - 4 Weeks

Universitat de Barcelona
Skills you'll gain: European History, World History, Art History, Cultural Diversity, International Relations, Economics, Sociology, Political Sciences
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Prompt Engineering, Keyword Research, Blogs, Search Engine Optimization, Content Creation, Generative AI, Web Content, Editing, Writing and Editing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Transformation
Intermediate · Course · 3 - 6 Months
Coursera
Skills you'll gain: Layout Design, Typography, Logo Design, Graphic Design, Graphic and Visual Design Software, Design Software, Digital Design, Color Theory, Branding, Vector Databases, File Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Code Review, Continuous Delivery, Software Development Tools, Site Reliability Engineering, Regression Testing, Event Monitoring, Unit Testing, API Testing, Integration Testing, Incident Response, Performance Testing, Root Cause Analysis, Distributed Computing, CI/CD, Microservices
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Stored Procedure, NoSQL, Database Design, Database Architecture and Administration, SQL, Relational Databases, Cloud Applications, PostgreSQL, Database Management Systems, Data Store, Databases, Database Theory, Data Modeling, JSON, Database Management, Query Languages, Cloud Deployment, Text Mining, Database Systems, Natural Language Processing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: MongoDB, Node.JS, Angular, Restful API, API Design, NoSQL, Bootstrap (Front-End Framework), Database Development, Scalability, JavaScript Frameworks, Authentications, Query Languages, Web Applications, Authorization (Computing), JSON, Javascript and jQuery, Database Management, Distributed Computing, Web Development Tools, Web Design and Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Programmable Logic Controllers, Performance Tuning
Advanced · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft SQL Servers, SQL, Query Languages, Database Software, Database Design, Data Import/Export, Database Management, Databases, Relational Databases, Data Access, Data Manipulation, Extensible Markup Language (XML), Data Analysis Expressions (DAX), Data Management
Mixed · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Business Leadership, Proposal Writing, Thought Leadership, Brainstorming, Artificial Intelligence, Risk Management Framework, Human Resource Strategy, Project Management Software, Business Transformation, Problem Solving, Decision Making
Beginner · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Content Marketing, Content Performance Analysis, Marketing Strategy and Techniques, Key Performance Indicators (KPIs), Search Engine Optimization, Strategic Marketing, Content Creation, Marketing Channel, Customer Insights, Writing, Marketing Analytics, Web Analytics and SEO, Social Media Campaigns, Scalability, Customer Engagement, Email Marketing, Brand Management, Marketing, Advertising Campaigns, Content Management
Intermediate · Specialization · 3 - 6 Months