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.

Whizlabs
Skills you'll gain: Amazon Web Services, Virtual Networking, Network Architecture, Virtual Private Networks (VPN), Cloud Computing Architecture, Cloud Infrastructure, Load Balancing, Network Routing, Hybrid Cloud Computing, Network Security, File Transfer Protocol (FTP), Data Migration
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Data Security, Cybersecurity, Cyber Attacks, Web Applications, Threat Detection, Security Awareness, Vulnerability Management, Encryption, Authentications, Authorization (Computing), PHP (Scripting Language)
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Data Persistence, API Design, API Testing, Routing Protocols, Javascript, Database Design, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, Swift Programming, Mobile Development, UI Components, Animations, Apple Xcode, Data Storage, Cloud Storage, Responsive Web Design, User Interface (UI), Human Computer Interaction, Data Modeling
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Generative AI Agents, AI Enablement, Generative AI, AI Workflows, Google Cloud Platform, LLM Application, Tool Calling, Strategic Leadership, Organizational Strategy, Innovation, Prompt Engineering, Customer Engagement
Beginner · Course · 1 - 3 Months

Skills you'll gain: Integration Testing, Command-Line Interface, Application Deployment, Dependency Analysis, Data Migration
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Global Marketing, International Relations, International Finance, Cultural Sensitivity, Business Risk Management, Market Dynamics, Economics, Business Strategy, Political Sciences, Supply Chain Management, Market Analysis, Brand Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Usability, Hypertext Markup Language (HTML), Front-End Web Development, User Experience Design, Browser Compatibility, User Interface (UI), User Interface (UI) Design, Semantic Web, Javascript, Debugging, Web Applications, Web Development, Development Testing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apple Xcode, UI Components, iOS Development, User Interface (UI) Design, Apple iOS, Mobile Development, User Interface and User Experience (UI/UX) Design, Swift Programming, Responsive Web Design, User Interface (UI), Application Design, Animations, Interactive Design, Data Visualization Software, Interactive Data Visualization, Application Development, Model View Controller, Programming Principles, Application Programming Interface (API), Software Design
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Simulation and Simulation Software, Simulations, Engineering Analysis, Computer-Aided Design, Pump Stations, Mechanical Design, Hydraulics, Cloud Computing
Beginner · Guided Project · Less Than 2 Hours

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Network Troubleshooting, Routing Protocols, Network Monitoring, Wide Area Networks, Network Routing, Network Planning And Design, Network Architecture, Network Protocols, Data Structures, System Configuration, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Public Key Infrastructure, Cryptography, Encryption, Data Security, Cryptographic Protocols, Data Integrity, Information Systems Security, Key Management, Network Security, Information Privacy, Authentications, Digital Communications
Beginner · Course · 1 - 4 Weeks