Free courses can help you learn coding languages like Python and JavaScript, data analysis techniques, and web development fundamentals. You can build skills in problem-solving, algorithm design, and creating interactive websites. Many courses introduce tools such as Git for version control, SQL for database management, and various frameworks that streamline web development, allowing you to apply your skills in practical projects.

Skills you'll gain: Redis, Data Persistence, Data Store, NoSQL, Performance Tuning, Transaction Processing, Key Management, Server Administration, Data Structures, Data Storage, Real Time Data, Data Management, Servers, Event-Driven Programming, Scalability, Scripting Languages, Software Architecture, Memory Management, Query Languages, Data Modeling
Beginner · Specialization · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Wireless Networks, Mobile Security, General Networking, Proxy Servers, Network Security, Cybersecurity, Telecommunications, Virtual Private Networks (VPN), Infrastructure Security, Data Security, Security Awareness, Remote Access Systems, Network Protocols, Information Privacy, Communication Systems, Emerging Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: MySQL, Oracle Databases, Database Management, Oracle Cloud, Performance Tuning, Database Management Systems, Query Languages, Database Architecture and Administration, Relational Databases, Memory Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Cloud Deployment, Amazon Web Services, Cloud Management, Cloud Computing, User Accounts, Cloud Infrastructure, Cloud Technologies, User Provisioning, Public Cloud, Cloud Services, Cloud Platforms, Servers, Linux Servers, Cloud Security, Server Administration, Systems Administration, Cloud Storage, Docker (Software)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vulnerability, Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Cyber Operations, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, System Configuration, Data Security, Cybersecurity, Cyber Attacks, Linux, Bash (Scripting Language), Virtual Machines, Proxy Servers, Scripting, Linux Commands, Scripting Languages, Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: vSphere DRS & HA, Storage vMotion, Virtual Machines, VMware ESX Servers, vCenter Server Management, vCenter Server, Virtualization and Virtual Machines, Memory Management, Capacity Management, Patch Management, Configuration Management, System Monitoring
Advanced · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Nginx, Web Servers, Apache, Ansible, Server Administration, Proxy Servers, Linux Servers, Application Servers, Servers, Docker (Software), System Configuration, PHP (Scripting Language), Containerization, Django (Web Framework), Software Installation, Configuration Management, Performance Tuning, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Virtual Networking, Role-Based Access Control (RBAC), Data Persistence, Cloud Management, Continuous Deployment, Application Lifecycle Management, Cloud Deployment, Proxy Servers, Capacity Management, Application Deployment, Network Monitoring, CI/CD, Key Management, Software Versioning, Network Security, API Gateway, Identity and Access Management, Model Deployment, Security Controls, Disaster Recovery
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Performance Tuning, Google Cloud Platform, Memory Management, Performance Testing, Application Performance Management, Cloud Applications, Cloud Computing, Server Side
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Cloud-Native Computing, Docker (Software), .NET Framework, ASP.NET, Cloud Development, Application Deployment, Development Environment, Nginx, YAML, Proxy Servers, Configuration Management, Scalability, Microsoft SQL Servers, Software Versioning
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Failure Analysis, Root Cause Analysis, Analysis, Memory Management, Complex Problem Solving, Correlation Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, General Networking, OSI Models, Network Protocols, Network Support, Networking Hardware, TCP/IP, Microsoft Windows, Network Routers, Network Switches, Network Administration, Local Area Networks, Computer Networking, Technical Support and Services, Network Model, Computer Hardware, System Configuration, Command-Line Interface, iOS Development, Memory Management
Beginner · Course · 1 - 4 Weeks