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: Test Driven Development (TDD), Unit Testing, Development Testing, Software Testing, Debugging, Software Development, Python Programming
★ 4.4 (61) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Access, Object Oriented Design, Relational Databases, Object Oriented Programming (OOP), Database Software, JUnit, Data Integrity, SQL, Database Development, Java, Java Programming, Database Management, Databases
★ 4.6 (39) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, Data Analysis, Exploratory Data Analysis, Quantitative Research, R Programming, Statistical Analysis, Histogram, R (Software), Statistical Methods, Statistical Programming, Probability & Statistics, Descriptive Analytics, Statistics, Statistical Software, Data Science
★ 4.8 (52) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Docker (Software), Containerization, Application Deployment, Command-Line Interface, Development Environment, Nginx, Software Installation, Node.JS, Virtual Machines, React.js
★ 4.6 (36) · Beginner · Course · 1 - 3 Months

Oracle
Skills you'll gain: Java, Java Programming, Object Oriented Programming (OOP), Object Oriented Design, Oracle Cloud, Computer Programming, Cloud Development, Integrated Development Environments, Programming Principles, Development Environment
★ 4.6 (44) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Performance Tuning, SQL, Query Languages, Database Management, Database Management Systems, Databases
★ 4.8 (91) · Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: LLM Application, Prompt Engineering, Penetration Testing, Vulnerability Assessments, Security Testing, Large Language Modeling, Vulnerability Management, Risking, AI Security, Application Security
★ 4.8 (62) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Dashboard, Dashboard Creation, Data Warehousing, Data Presentation, Relational Databases, Database Development, Data Access, Database Management, SQL, Query Languages, Data Management, Data Analysis, Data Analysis Software, Cloud Computing, Benchmarking, Market Share
★ 4.4 (56) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Relational Databases, Data Visualization, Data Modeling, Cloud Security, Database Management, Database Development, Inventory and Warehousing, Business Intelligence Software, Data Analysis Expressions (DAX), Cloud Management, Advanced Analytics, Cloud-Based Integration, Data Wrangling, Data Management, Performance Measurement, Data Governance, Microsoft Excel, Business Reporting, Cloud Storage, Spreadsheet Software
★ 4.5 (38) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Azure, C# (Programming Language), Cloud Storage, Cloud Development, Cloud Applications, Distributed Computing, Communication Systems, Event-Driven Programming, Communication, Real Time Data, Data Management
★ 4.6 (39) · Intermediate · Course · 1 - 3 Months

Tecnológico de Monterrey
Skills you'll gain: Presentations, Oral Expression, Public Speaking, Verbal Communication Skills, Communication, Graphic and Visual Design, Graphic Design, Visual Design, Storytelling, Graphic and Visual Design Software, Technical Documentation, Layout Design, Graphical Tools, Design Software, Scripting, Prompt Engineering Tools, Design Elements And Principles
★ 4.8 (43) · Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Systems Thinking, Software Visualization, Object Oriented Design, Software Engineering, Object Oriented Programming (OOP), Project Risk Management, Application Design, Web Applications, Software Development Life Cycle, Risk Management, Case Studies, Web Development, Software Development Methodologies, Application Development, Program Development, Python Programming, Application Frameworks, Software Design, Programming Principles, Computer Programming
★ 3.1 (24) · Beginner · Specialization · 3 - 6 Months