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.

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: Telecommuting, Learning Management Systems, Student Engagement, Education Software and Technology, Digital pedagogy, Virtual Environment, Stress Management, Train The Trainer, Instructional Design, Organizational Skills, Active Listening, Empathy, Communication, Collaboration
Beginner · Course · 1 - 4 Weeks

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: Web Content Accessibility Guidelines, Test Automation, Usability, Human Centered Design, Usability Testing, User Interface (UI), Agile Product Development, UI/UX Strategy, Front-End Web Development, Software Testing, CI/CD
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Precision Medicine, Clinical Trials, Data Analysis, Data-Driven Decision-Making, Analytics, Data Science, Strategic Decision-Making, Root Cause Analysis, Random Forest Algorithm, Treatment Planning, Personalized Service, A/B Testing, Machine Learning, Online Advertising
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Debugging, Development Environment, Open Source Technology, Integrated Development Environments, Software Development Tools, AI Workflows, Software Engineering, Application Development, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Linux Administration, Linux, Package and Software Management, Remote Access Systems, File Management, Linux Commands, Operating System Administration, OS Process Management, Systems Administration, System Monitoring, Unix Commands, File Systems, General Networking, Network Administration, System Configuration, Command-Line Interface, Software Installation, Service Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Animations, Animation and Game Design, 3D Modeling, Stress Management, Visualization (Computer Graphics), Storyboarding, Creativity, Self-Motivation, Conceptual Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Management Reporting, Change Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Photoshop, Layout Design, Photo Editing, Graphic and Visual Design, Creative Design, Typography, Color Theory
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software-Defined Networking, Wide Area Networks, Virtual Networking, Network Architecture, Computer Networking, Virtual Private Networks (VPN), Network Routing, Network Security, Network Administration, Network Performance Management
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Salesforce, Web Components, Application Design, Application Development, No-Code Development, UI Components, Cloud Applications, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks