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.

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, SQL, Database Management, Data Access, Databases, Database Systems, Java, Java Programming, JUnit
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: A/B Testing, Pandas (Python Package), Matplotlib, Plotly, Data Visualization, Statistical Methods, GitHub, Data Manipulation, Version Control, Statistical Analysis, Data Science, Python Programming, NumPy, Data Analysis, Jupyter, Programming Principles, Data Cleansing, Exploratory Data Analysis, Scripting
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Large Language Modeling, Embeddings, Prompt Engineering, Text Mining
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Vulnerability Assessments, Cyber Threat Intelligence, Vulnerability Management, Cybersecurity, Data Persistence, Risk Analysis
Advanced · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Front-End Web Development, Javascript, Responsive Web Design, Maintainability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data-Driven Decision-Making, Data Management, Database Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning, Python Programming, OS Process Management, Data Processing, Scalability, Database Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Project Management Software, Project Accounting, Billing & Invoicing, Financial Reporting, Project Coordination, Expense Management, Payment Processing, Business Administration
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Operating System Administration, Local Area Networks, Software Installation, Command-Line Interface, Microsoft Windows, System Configuration, System Support, Desktop Support, TCP/IP, Linux, General Networking, Patch Management, Operating Systems, User Accounts, Network Routers, System Monitoring, Hardware Troubleshooting, Network Troubleshooting, Mac OS, Network Security
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Design Thinking, Usability, User Interface (UI) Design, UI Components, Interactive Design, Application Design, Python Programming, Application Development, Event-Driven Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), CI/CD, Cloud Deployment, Application Deployment, Amazon Elastic Compute Cloud, DevOps, Containerization, Cloud Hosting, Spring Boot, Continuous Deployment, Amazon Web Services, Continuous Integration, GitHub
Intermediate · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Salesforce Development, Salesforce, User Accounts, Business Objects Framework, Customer Relationship Management (CRM) Software, No-Code Development, Application Design, User Interface (UI), Cloud Technologies
Beginner · Course · 1 - 4 Weeks