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.

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Network Monitoring, Exploitation techniques, Virtual Private Networks (VPN), Cryptographic Protocols, Network Protocols, General Networking, Computer Networking, Command-Line Interface, Network Analysis, Proxy Servers
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Machine Learning Methods, Motion Graphics
Beginner · Course · 1 - 4 Weeks

Coursera
Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Debugging, Java Programming, Java, Programming Principles, Computer Programming, Integrated Development Environments, Computer Science, Data Structures
Beginner · Course · 1 - 4 Weeks

Ball State University
Skills you'll gain: Data Analysis, Programming Principles, Statistical Analysis, Computer Programming, Python Programming, Object Oriented Programming (OOP), Natural Language Processing, Scripting, NumPy, Algorithms, Debugging, Data Structures
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Infrastructure as Code (IaC), Puppet (Configuration Management Tool), Infrastructure As A Service (IaaS), Cloud Services, Cloud Computing, Virtual Machines, Software As A Service, Change Control, Terraform, System Monitoring, Incident Management, Configuration Management, Cloud Storage, Disaster Recovery, Automation, Scalability, Service Level, Load Balancing
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java, Java Programming, Eclipse (Software), Object Oriented Programming (OOP), Development Environment, Computer Programming, Program Development, Virtual Machines, Web Applications, Software Installation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Embedded Systems, Embedded Software, C (Programming Language), Electronic Hardware, Programming Principles, Control Systems, Computer Architecture, Computer Programming, Debugging, Data Storage
Intermediate · Course · 1 - 4 Weeks

Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Development Environment, Microsoft Development Tools, Programming Principles, .NET Framework, Computer Programming, Integrated Development Environments, Application Development, Software Development, Cross Platform Development, Debugging
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Data Structures, Spring Boot, Restful API, Model View Controller, Spring Framework, Java Programming, Java, Authentications, Authorization (Computing), Microservices, Algorithms, Object Oriented Programming (OOP), Dependency Analysis
Advanced · Course · 1 - 4 Weeks