Computer courses can help you learn programming languages like Python and Java, data structures, algorithms, and web development fundamentals. You can build skills in software design, debugging, and database management, along with understanding cybersecurity principles. Many courses introduce tools such as Git for version control, SQL for database queries, and frameworks like React for building user interfaces, demonstrating how these skills are applied in real-world projects.

Skillshare
Skills you'll gain: Web Analytics and SEO, Technical Support, Extensible Markup Language (XML)
Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: JSON, UI Components, Application Deployment, Web Frameworks, Web Design and Development, Front-End Web Development, Information Architecture, Web Development Tools, Full-Stack Web Development, Web Development, HTML and CSS, Hypertext Markup Language (HTML), Content Management, Cascading Style Sheets (CSS), File Systems, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unix Commands, Linux, Mac OS, File Management, Data Integrity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, GitHub, Web Design, Git (Version Control System), Browser Compatibility, Front-End Web Development, Web Development, Cloud Hosting, Usability, Typography
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Social Media Marketing, Social Media, Social Media Content, Photo Editing, Marketing, Graphics Software, Graphic and Visual Design, Graphic Design, Entrepreneurship, Business
Beginner · Guided Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Database Management Systems, Database Design, Database Architecture and Administration, Database Application, Relational Databases, SQL, Data Modeling, Query Languages, Data Integrity, Data Manipulation, Data Security
Build toward a degree
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Photo Editing, Adobe Photoshop, Image Quality, File Management, Adobe Creative Cloud, Photography, Graphics Software, Design Elements And Principles, Editing, Graphic and Visual Design Software, Color Matching, Computer Graphic Techniques, Productivity Software, User Interface (UI)
Mixed · Course · 1 - 3 Months

Skills you'll gain: PostgreSQL, Data Maintenance, Database Administration, Database Architecture and Administration, SQL, Secure Coding, Database Management, Relational Databases, Query Languages, Security Controls, Data Access, Data Security, Role-Based Access Control (RBAC), Threat Management, Threat Detection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Development Environment, Web Development Tools, Virtual Machines, Software Testing, Software Development Tools, Data Storage, Debugging, Javascript, Cryptographic Protocols, Event-Driven Programming, System Design and Implementation, Transaction Processing, Payment Systems
Advanced · Course · 1 - 3 Months

Skills you'll gain: Web Content Accessibility Guidelines, User Experience Design, Design and Product, Digital Design, User Interface (UI), Technical Writing, Usability Testing, Design Research, User Centered Design, Content Creation, Style Guides, Content Strategy, Writing, Information Architecture, Product Design
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Adobe InDesign, Layout Design, Graphic Design, Graphic and Visual Design, Adobe Creative Cloud, Document Management, Graphic and Visual Design Software, Typography, Style Guides, Design Elements And Principles, Productivity Software, User Interface (UI), Color Theory
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Generative AI, Cloud Computing, Cloud API, API Design, Python Programming, Data Persistence
Intermediate · Course · 1 - 4 Weeks