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.

Google Cloud
Skills you'll gain: Prompt Patterns, Prompt Engineering Tools, LangChain, Generative AI, Generative Model Architectures, Embeddings, AI Workflows, Model Optimization, Serverless Computing, Agentic Workflows, Systems Development Life Cycle, AI Orchestration, Cloud Development, Development Testing, AI Personalization, AI Enablement, AI Integrations, Application Development, AI Security, Tool Calling
★ 4.2 (55) · Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Biostatistics, Regression Analysis, Logistic Regression, Statistical Methods, Public Health, Statistical Analysis, Statistical Inference, Statistical Modeling, Predictive Modeling, Quantitative Research, Data Analysis, Statistical Hypothesis Testing, Model Evaluation
★ 4.8 (331) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Machine Learning Algorithms, Dashboard Creation, Classification Algorithms, Interactive Data Visualization, Data Visualization Software, Model Evaluation, Applied Machine Learning, Machine Learning, Scikit Learn (Machine Learning Library), Plot (Graphics), Web Applications, Logistic Regression, Predictive Modeling, Model Training, Data Science, Python Programming, Fine-tuning, Model Optimization, Pandas (Python Package)
★ 4.7 (419) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Database Design, Relational Databases, SQL, Database Development, Databases, R Programming, R (Software), Data Science, Query Languages, Data Access, Data Manipulation, Data Analysis
★ 4.4 (194) · Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Android (Operating System), Android Development, Mobile Development, Data Management, User Interface (UI), Human Computer Interaction, Event-Driven Programming, Network Model, Geographic Information Systems, Interactive Design, Geospatial Information and Technology, Data Storage, Animations, Computer Programming, Computer Graphics
★ 4.7 (172) · Mixed · Course · 1 - 3 Months

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Object Oriented Programming (OOP), Software Design Patterns, Object Oriented Design, Java, Code Reusability, Java Programming, Software Design, Test Driven Development (TDD)
★ 4.6 (81) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Computer Programming, Code Reusability, Software Documentation, Computer Science, Maintainability
★ 4.7 (168) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Multimedia, Visual Design, Graphical Tools, Graphic Design
★ 4.5 (227) · Beginner · Guided Project · Less Than 2 Hours

University at Buffalo
Skills you'll gain: Manufacturing Operations, Manufacturing Processes, Product Design, Digital Analysis, Manufacturing and Production, Business Analysis Tools, Production Process, Digital Transformation, Design Software, Digital Design, IT Infrastructure, Hardware Architecture, Technology Strategies, Information Technology
★ 4.7 (475) · Beginner · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: digital literacy, Brainstorming, Planning, Information Management, Research, Critical Thinking, Investigation, Literacy, Ethical Standards And Conduct, Databases
★ 4.7 (227) · Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Portfolio Management, Financial Modeling, Data Presentation, Presentations, Microsoft PowerPoint, Business Modeling, Data Modeling, Quantitative Research, Business Analytics, Financial Data, Portfolio Risk, Spreadsheet Software, Investments, Return On Investment, Microsoft Excel, Finance, Financial Analysis, Regression Analysis, Model Optimization
★ 4.5 (525) · Mixed · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: Technical Standard, General Data Protection Regulation (GDPR), Personally Identifiable Information, Information Privacy, Case Law, Medical Privacy, Court Systems, Telecommunications, Legal Writing, Law, Regulation, and Compliance, Legal Research, Legal Strategy, Ethical Standards And Conduct, Data Ethics, Health Insurance Portability And Accountability Act (HIPAA) Compliance, European History, International Relations, Interoperability, Data Security, Regulation and Legal Compliance
★ 4.4 (385) · Intermediate · Specialization · 3 - 6 Months