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.

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Mobile Development, Front-End Web Development, Web Design, Web Development, Application Deployment, Cloud Deployment, User Interface (UI), User Interface (UI) Design, UI Components, Software Engineering
Intermediate · Specialization · 1 - 4 Weeks

Scrimba
Skills you'll gain: Ajax, Object Oriented Programming (OOP), Javascript, JSON, Application Programming Interface (API), Scripting, Software Design Patterns, Data Management, Data Structures, Event-Driven Programming, Data Validation, Prototyping, Computational Logic, Maintainability, Programming Principles, Web Development, Software Development, Debugging, Software Engineering, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: SQL, Relational Databases, Query Languages, Databases, Stored Procedure, Data Manipulation, Database Management Systems, Data Access, Data Maintenance
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: File Systems, Operating Systems, OS Process Management, C (Programming Language), System Programming, Unix, Virtualization, Data Integrity, Debugging, File I/O, Linux, Performance Tuning, Distributed Computing, Data Storage, Command-Line Interface, Virtual Machines, Data Security, Computer Hardware, Scalability, Data Structures
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Microservices, Application Deployment, Software Architecture, Scalability, Service Oriented Architecture, Distributed Computing, Load Balancing, Java, Program Development, Software Design, Maintainability, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Generative AI Agents, AI Workflows, Virtual Environment, UI Components, Cloud API
Beginner · Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Programming Principles, Python Programming, Scripting, Data Cleansing, Automation, Computational Thinking, Scripting Languages, Computer Programming, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JUnit, Test Driven Development (TDD), Unit Testing, Test Case, Software Testing, Mockups, Eclipse (Software), Test Data, Development Testing, Test Automation, Test Execution Engine, Integrated Development Environments, Test Script Development, Testability, Java
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: File Management, Integrated Development Environments, Amazon Web Services, Command-Line Interface, Software Development Tools, Development Environment, Cloud Infrastructure, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Salesforce, Salesforce Development, Workflow Management, Operational Efficiency, Dashboard, Web Components, Application Design, Application Development, User Accounts, UI Components, Cloud Applications, Business Objects Framework, Data Access, Application Deployment, No-Code Development, Build Tools, Business Process Automation, Business Logic, User Interface (UI), Change Management
Beginner · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), File I/O, Python Programming, Data Structures, Computer Programming, Scripting, Software Engineering, Performance Tuning, Web Development, Debugging, Random Forest Algorithm, Web Development Tools
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Diagram Design, Data Import/Export, Collaborative Software, Technical Documentation, User Accounts
Beginner · Guided Project · Less Than 2 Hours