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.

LearnQuest
Skills you'll gain: Test Driven Development (TDD), Unit Testing, Development Testing, Software Testing, Testability, Java, Test Case
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Application Deployment, Cloud Deployment, Cloud Development, Cloud Applications, Google Cloud Platform, Performance Tuning, Cloud Storage, Debugging, Containerization, Cloud Services, Development Environment, Data Storage, Node.JS
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Data Mining, Text Mining, Innovation, Data Integration, Unstructured Data, Big Data, Data Analysis, Exploratory Data Analysis, Data Presentation, Data Visualization Software, Feature Engineering, Analysis, Model Evaluation, Natural Language Processing, Technical Writing, Classification Algorithms, Algorithms
Mixed · Course · 1 - 3 Months
University of Glasgow
Skills you'll gain: JSON, Data Structures, Analytics, Computational Thinking, Data Analysis, Data Visualization Software, Scripting, Javascript, Data Processing, Unsupervised Learning, Data Modeling, Machine Learning, Programming Principles, Object Oriented Programming (OOP), Computer Programming, Algorithms, Software Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Network Security, Virtual Networking, Software-Defined Networking, Network Infrastructure, Network Architecture, Computer Networking, Virtualization, Program Development, Hardware Architecture, Open Source Technology, Performance Tuning, Unit Testing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Development, PHP (Scripting Language), Web Design and Development, Web Applications, HTML and CSS, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Linux Commands, Command-Line Interface, Linux, Linux Servers, Unix, File Systems, File Management
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Web Design and Development, Browser Compatibility, Web Development, Cascading Style Sheets (CSS), Web Content, Microsoft Visual Studio, Integrated Development Environments
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Photo Editing, Instagram, Social Media Content, Social Media, Content Creation, Social Media Marketing, Photography, User Accounts, Dashboard, Graphic Design
Beginner · Guided Project · Less Than 2 Hours
EDUCBA
Skills you'll gain: Splunk, Security Information and Event Management (SIEM), Data Modeling, Role-Based Access Control (RBAC), System Monitoring, Dashboard, Incident Response, Computer Security Incident Management, Threat Detection, User Accounts, Data Transformation, Authorization (Computing), Cybersecurity, Machine Learning, Event Monitoring, Systems Administration, Security Management, Data Manipulation, Data Analysis, Statistical Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Oracle Databases, Data Migration, Oracle Cloud, Database Administration, Data Import/Export, Database Architecture and Administration, Application Development, Database Management, Performance Tuning, Disaster Recovery, SQL, Cloud Infrastructure, Identity and Access Management, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Photoshop, Adobe Firefly, Photo Editing, Adobe Creative Cloud, Generative AI, AI Workflows, Creative Design
Intermediate · Course · 1 - 3 Months