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.

EDUCBA
Skills you'll gain: MySQL, Database Design, Python Programming, User Interface (UI) Design, UI Components, Database Application, Database Management, Software Design, Application Development, Data Access
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model View Controller, GitHub, Version Control, .NET Framework, Git (Version Control System), ASP.NET, Application Frameworks, Software Configuration Management, Development Environment, Microsoft Visual Studio, Bootstrap (Front-End Framework), HTML and CSS
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Data Visualization, Data Presentation, Web Applications, Full-Stack Web Development, Data Store, Database Development, Query Languages, Data Persistence, Real Time Data, Javascript, User Interface (UI), Software Engineering, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Analysis, Network Security, Cyber Operations, Intrusion Detection and Prevention, MITRE ATT&CK Framework, Cybersecurity, Threat Detection, Network Monitoring, Penetration Testing, Anomaly Detection, Brute-force attacks, Scripting, Authentications, Vulnerability Assessments, Python Programming, Data Access, System Monitoring, Systems Analysis, Automation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Infrastructure as Code (IaC), Terraform, Cloud Computing, Load Balancing, Virtual Machines, Managed Services, Virtual Networking, Virtual Private Networks (VPN), Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, User Interface (UI), Game Design, Android (Operating System), C# (Programming Language), 3D Assets, Video Game Development, Application Deployment, Virtual Environment, Augmented and Virtual Reality (AR/VR), Software Installation, Development Environment, Animations
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Systems Development, Database Application, Web Applications, Scrum (Software Development)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Vulnerability Scanning, Vulnerability Assessments, Penetration Testing, Cyber Security Assessment, Network Security, Network Monitoring, Network Analysis, Operating Systems
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Networking Hardware, OSI Models, Network Architecture, Network Protocols, Network Security, TCP/IP, Computer Networking, Local Area Networks, Virtual Private Networks (VPN), Wireless Networks, Network Routing, Wide Area Networks, Network Switches, Virtual Local Area Network (VLAN), Firewall
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Maven, Java, Java Platform Enterprise Edition (J2EE), Object Oriented Design, Hibernate (Java), Unit Testing, File I/O, Docker (Software), Software Design Patterns, Integrated Development Environments, Object-Relational Mapping, Functional Design, Maintainability, System Configuration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cloud Management, Microsoft Azure, Cloud Computing Architecture, Cloud Computing, Cloud Services, Infrastructure As A Service (IaaS), Infrastructure as Code (IaC), Cloud Security, System Monitoring, Role-Based Access Control (RBAC), Scalability
Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: NoSQL, Apache Hadoop, Apache Hive, Big Data, Database Systems, Artificial Intelligence, Databases, Distributed Computing, Data Processing, Scalability, Business Intelligence, Data Management
Beginner · Course · 1 - 4 Weeks