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 Boulder
Skills you'll gain: Interpersonal Communications, Verbal Communication Skills, Active Listening, Constructive Feedback, Communication, Technical Management, Trustworthiness, Engineering Management, Business Communication, Non-Verbal Communication, Management Training And Development, Professional Development, Supervision, Leadership, Team Leadership, Leadership Development, Coaching
★ 4.5 (71) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Exploratory Data Analysis, Pandas (Python Package), Scikit Learn (Machine Learning Library), Data Manipulation, Applied Machine Learning, NumPy, Statistical Machine Learning, Classification Algorithms, Data Preprocessing, Data Processing, Data Wrangling, Python Programming, Regression Analysis, Predictive Modeling, Machine Learning Algorithms, Machine Learning, Model Evaluation, Data Science, Statistical Hypothesis Testing
★ 3.8 (60) · Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: R Programming, Statistical Programming, Statistical Modeling, Bayesian Statistics, Statistical Software, Markov Model, Statistical Methods, Probability & Statistics, Statistical Inference, Sampling (Statistics), Probability Distribution, Numerical Analysis, Classification Algorithms
★ 4.5 (63) · Intermediate · Course · 1 - 3 Months

Anthropic
Skills you'll gain: Prompt Engineering, AI Workflows, Agentic Workflows, Claude Code, Model Context Protocol, Retrieval-Augmented Generation, Anthropic Claude, Agentic systems, Application Programming Interface (API), Tool Calling, Context Management, Embeddings, Model Evaluation
★ 4.7 (64) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Test Driven Development (TDD), Unit Testing, Maintainability, Test Automation, Acceptance Testing, Software Testing, Test Case, Debugging, Software Development, Python Programming, Agile Methodology
★ 4.4 (61) · Intermediate · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Descriptive Statistics, Data Literacy, Graphing, Statistical Visualization, Statistical Hypothesis Testing, Probability & Statistics, Statistical Inference, Quantitative Research, Statistics, Statistical Analysis, Statistical Methods, Descriptive Analytics, Sample Size Determination, Data Analysis, Sampling (Statistics), Exploratory Data Analysis, Science and Research, Psychology, Bayesian Statistics, Research Design
★ 4.6 (66) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Android Studio, Android Development, Android (Operating System), Mobile Development, Application Development, User Interface (UI), Mobile Development Tools, Application Design, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, UI Components, Interaction Design, UI/UX Strategy, Usability, Development Environment, Development Testing, Software Testing
★ 4.4 (63) · Beginner · Course · 1 - 4 Weeks

The University of Sydney
Skills you'll gain: Music, Digital pedagogy, Musical Composition, World Music, Classical Music, Education Software and Technology, Instrumental Music, Formal Learning, Creativity, Childhood Education and Development, Electronic Media
★ 4.8 (71) · Beginner · Course · 1 - 3 Months

Tecnológico de Monterrey
Skills you'll gain: Lean Six Sigma, Process Improvement and Optimization, Process Analysis, Six Sigma Methodology, Process Improvement, Lean Methodologies, Process Optimization, Lean Manufacturing, Statistical Analysis, Statistical Process Controls, Analysis, Regression Analysis, Continuous Improvement Process, Production Process, Statistical Methods, Statistical Hypothesis Testing, Statistical Inference
★ 4.9 (66) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Business Planning, Plan Execution, Strategic Thinking, Business Strategies, Business Strategy, Strategic Decision-Making, FinTech, Strategic Partnership, Work Breakdown Structure, Decision Making, Market Opportunities, Solution Design, Proposal Development, Financial Services, Business Modeling, Competitive Analysis, Market Analysis, Case Studies, Needs Assessment
★ 4.4 (70) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Education Software and Technology, Mathematics Education, Digital pedagogy, Design Reviews, Simulations, User Feedback, Simulation and Simulation Software
★ 4.9 (90) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Workspace, Collaborative Software, Google Docs, Collaboration, Productivity Software, Gmail, Internal Communications, Business Communication, Communication, Spreadsheet Software
★ 4.6 (60) · Beginner · Course · 1 - 3 Months