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: Spring Framework, JUnit, Application Frameworks, Unit Testing, Java Programming, Enterprise Application Management, Integration Testing, Configuration Management, Development Environment, Extensible Markup Language (XML), Context Management
★ 3.8 (455) · Intermediate · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Pandas (Python Package), Bash (Scripting Language), Version Control, Jupyter, Linux Commands, Git (Version Control System), Shell Script, Linux, Web Scraping, Linux Administration, Data Manipulation, MySQL, Microservices, AWS SageMaker, SQL, JSON, Command-Line Interface, Python Programming, Big Data, Data Science
★ 4.5 (478) · Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Matlab, Algorithms, User Interface (UI), UI Components, Human Computer Interaction, Object Oriented Programming (OOP), Object Oriented Design, User Interface (UI) Design, Mathematical Software, Computer Programming, Programming Principles, Engineering Analysis, Scripting, Performance Tuning
★ 4.8 (432) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Training, Model Evaluation, Predictive Modeling, Data Ethics, Algorithms, Machine Learning, Predictive Analytics, Responsible AI, Artificial Intelligence, AI literacy, Machine Learning Algorithms, Data Collection, Ethical Standards And Conduct, Computational Thinking, Economics
★ 4.7 (558) · Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Software Quality Assurance, Software Quality (SQA/SQC), Quality Assurance, Scaled Agile Framework, Software Testing, Security Testing, DevOps, Test Automation, Systems Development Life Cycle, Browser Compatibility, Application Security, DevSecOps, Verification And Validation, Performance Testing, Software Development Life Cycle, Devops Tools, Agile Methodology, Development Testing, Test Engineering, Test Script Development
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Oracle Databases, Database Design, Database Theory, Database Management Systems, Database Systems, Relational Databases, Databases, Database Architecture and Administration, Database Management, Data Storage Technologies, Data Storage, Transaction Processing, Data Modeling, Diagram Design
★ 4.6 (478) · Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Object Oriented Design, Java, Object Oriented Programming (OOP), Unit Testing, Java Programming, Application Development, Data Structures, Application Design, Software Testing, Program Development, Programming Principles, Systems Development, Test Driven Development (TDD), Computer Programming, Other Programming Languages
★ 4.5 (332) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Data Processing, Database Administration, Database Theory, Databases, Data Store, Database Management Systems, Cloud Services, Data Storage, Azure Synapse Analytics, Database Management, Relational Databases, Query Languages, NoSQL, Transaction Processing, Data Management, Cloud Computing, Data Analysis, Unstructured Data, Data Visualization Software
★ 4.7 (484) · Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Apache Kafka, Apache Spark, Apache Hadoop, Event-Driven Programming, Distributed Computing, Java Programming, Java, OS Process Management, Scala Programming, Scalability, Server Side, Servers, Algorithms
★ 4.6 (506) · Intermediate · Course · 1 - 3 Months

ISAE-SUPAERO
Skills you'll gain: Mechanics, Simulations, Simulation and Simulation Software, Engineering Calculations, Physics, Applied Mathematics, Engineering Analysis
★ 4.7 (496) · Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Tidyverse (R Package), Clinical Data Management, Extract, Transform, Load, Data Modeling, Clinical Research, R (Software), Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Privacy, Data Manipulation, Predictive Modeling, Database Design, Clinical Research Ethics, Data Mapping, Clinical Informatics, Data Quality, Natural Language Processing, grep, Informatics, Text Mining, R Programming
★ 4.5 (491) · Intermediate · Specialization · 3 - 6 Months

Emory University
Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Financial Acumen, Income Statement, Balance Sheet, Finance, Financial Data, Risk Management, Microsoft Excel, Capital Budgeting, Spreadsheet Software, General Finance, Business Valuation, Cash Flows, Investments
★ 4.4 (475) · Intermediate · Course · 1 - 3 Months