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: Public Key Infrastructure, Cybersecurity, Information Systems Security, Data Security, Cyber Attacks, Information Assurance, Network Security, Risk Management Framework, Security Controls, Cryptography, Cryptographic Protocols, Key Management, Security Engineering, Threat Modeling, Security Management, Authorization (Computing), Encryption, Email Security, Data Integrity, Authentications
★ 3.9 (242) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Mobile Development, Mobile Development Tools, iOS Development, Other Mobile Programming Languages, Flutter (Software), Integrated Development Environments, Development Environment, Apple iOS, Android Studio, Computer Programming Tools, Application Development, Swift Programming, Test Tools, React Native, Apple Xcode, Application Frameworks, Web Applications, Cross Platform Development, Software Testing, Cloud Hosting
★ 4.7 (232) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Education Software and Technology, Design Strategies, Mathematics Education, Growth Mindedness, Digital pedagogy, Design Reviews, Simulations, Simulation and Simulation Software, Interactive Design, User Feedback, Conceptual Design, Research and Design, Human Computer Interaction, Display Devices, Chemistry, Physics, Biology
★ 4.9 (852) · Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Prompt Engineering, Customer Retention, Customer Acquisition Management, Customer experience improvement, Responsible AI, Customer Service, Customer experience strategy (CX), Customer Success Management, Customer Engagement, Generative AI, Customer Support, Customer Analysis, AI Personalization, ChatGPT, Anthropic Claude, Artificial Intelligence, Business Process Automation, Data-Driven Decision-Making, Automation, Predictive Analytics
★ 4.6 (368) · Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Gmail, Google Docs, Google Sheets, Google Workspace, Calendar Management, Presentations, Data Validation, File Management, Spreadsheet Software, Setting Appointments, Version Control, Document Management, Productivity Software, Meeting Facilitation, Data Visualization, Email Security, Email Automation, Collaborative Software, Event Management, Sales Presentations
★ 4.7 (663) · Beginner · Specialization · 3 - 6 Months

Universidad de los Andes
Skills you'll gain: Data Visualization, Exploratory Data Analysis, Statistical Hypothesis Testing, Interactive Data Visualization, Statistical Visualization, Correlation Analysis, Data Science, Jupyter, Data Analysis, Business Analytics, Statistical Methods, Statistical Analysis, Probability & Statistics, Statistics, Python Programming, Descriptive Statistics, Statistical Inference, Data Modeling, Statistical Modeling, Data Validation
★ 4.7 (458) · Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Unity Engine, Video Game Development, Animation and Game Design, UI Components, User Interface (UI), Game Design, Animations, User Interface (UI) Design, Application Development, Digital Analysis, Interaction Design, Prototyping, C# (Programming Language), Development Testing, Scripting
★ 4.4 (267) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Requirements Management, Stakeholder Engagement, Strategic Planning, Performance Measurement, Business Process Modeling, Systems Analysis, Root Cause Analysis, Business Planning, Competitive Analysis, Business Strategy, Risk Mitigation, Stakeholder Analysis, Analysis, Process Management, Organizational Strategy, Change Requests, Stakeholder Communications, Business Process Management, Enterprise Architecture, Interviewing Skills
★ 4.7 (356) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Musical Composition, Music, Electronic Media, Design Software, Patch Management, Computer Hardware, System Requirements
★ 4.7 (262) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Literacy, Data Analysis, Applied Mathematics, Mathematical Modeling, Graphing, Trigonometry, R (Software), R Programming, General Mathematics, Data Modeling, Algebra, Systems Of Measurement, Mathematical Software, Correlation Analysis, Regression Analysis, Calculus, Business Mathematics, Geometry
★ 4.7 (330) · Beginner · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Health Informatics, Health Technology, Telehealth, Interoperability, Clinical Informatics, Informatics, Electronic Medical Record, Health Information Management, Community Health, Healthcare Ethics, Data Sharing, Dental Informatics, Public Health, Data Ethics, Data Visualization, Medical Terminology, Graph Theory
★ 4.4 (314) · Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Rust (Programming Language), Test Case, Memory Management, Software Testing, Data Structures, GitHub, Package and Software Management, Development Environment, System Programming
★ 4 (249) · Beginner · Course · 1 - 4 Weeks