Software testing courses can help you learn test planning, test case design, automated testing, and performance testing. You can build skills in identifying bugs, writing effective test scripts, and using various testing methodologies. Many courses introduce tools like Selenium for automation, JUnit for unit testing, and JIRA for issue tracking, showing how these skills apply in real-world software development environments.

Skills you'll gain: Linux Servers, Linux Administration, Command-Line Interface, Bash (Scripting Language), Apache, Performance Tuning, Operating System Administration, Linux Commands, Web Servers, Server Administration, System Monitoring, Virtualization, Network Administration, Virtual Machines, System Configuration, File Management, Software Installation, Package and Software Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Public Key Infrastructure, Cloud Security, Hardening, Security Engineering, Infrastructure Security, Application Security, Information Systems Security, Network Security, Cyber Security Assessment, System Configuration, Cryptography, Encryption, Mobile Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vector Databases, User Interface (UI) Design, OpenAI API, AI Personalization, Embeddings, UI/UX Research, Application Development, Artificial Intelligence, Data Processing, Database Management, Restful API, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Design, Creative Design, Branding, Graphic and Visual Design, Social Media Content, Graphic Design, Brand Strategy, Marketing Collateral, Brand Management, Marketing Communications
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Linux Commands, Linux Administration, Network Troubleshooting, Linux, Network Administration, File Transfer Protocol (FTP), Virtual Networking, TCP/IP, Network Infrastructure, Network Protocols, Command-Line Interface, System Configuration, Virtualization, General Networking, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, 3D Modeling, 3D Assets, Computer Graphics, Visualization (Computer Graphics), Virtual Environment, Animation and Game Design, Animations, Computer Graphic Techniques, Virtual Reality, Data Import/Export, File Management
Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: JavaScript Frameworks, Application Programming Interface (API), Property Management Systems, React.js, Authentications, OAuth, Server Side, Frontend Integration, Databases, Cloud Hosting, Image Quality, User Interface (UI), Application Deployment
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Javascript, jQuery, Event-Driven Programming, Object Oriented Programming (OOP), JSON, Web Applications, Computer Programming, Web Development Tools, Debugging, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, OpenAI API, Context Management, User Interface (UI), Vector Databases, Debugging
Advanced · Course · 1 - 3 Months

Skills you'll gain: Oracle Databases, Data Import/Export, Patch Management, Data Migration, Database Administration, Database Architecture and Administration, Database Management, Data Storage Technologies, Disaster Recovery, System Configuration, Automation, Incident Management, Software Installation
Advanced · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Marketing Analytics, Anomaly Detection, Advanced Analytics, Bayesian Network, Data-Driven Decision-Making, Forecasting, Marketing Strategies, Strategic Decision-Making, Strategic Leadership, Time Series Analysis and Forecasting, Statistical Modeling, Simulation and Simulation Software, Predictive Analytics, Customer Retention, Reinforcement Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ruby (Programming Language), Debugging, Scripting Languages, Data Structures, Scripting, Program Development, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 3 Months