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 London
Skills you'll gain: Sampling (Statistics), Descriptive Statistics, Data Presentation, Statistics, Estimation, Probability, Data-Driven Decision-Making, Probability & Statistics, Statistical Inference, Statistical Hypothesis Testing, Probability Distribution, Data Visualization, Data Analysis, Histogram, Graphing
Mixed · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Search Engine Marketing, Keyword Research, Digital Marketing, Online Advertising, Search Engine Optimization, Content Marketing, Social Media Strategy, Social Media, Web Analytics and SEO, Storytelling, Marketing Strategies, Pay Per Click Advertising, Marketing Communications, Customer Relationship Management, Brand Management, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Materials science, Failure Analysis, Semiconductors, Manufacturing Processes, Chemical Engineering, Structural Analysis, Mechanical Engineering, Chemistry, Thermal Management, Engineering, Laboratory Testing, Physical Science, Physics, Engineering Calculations, Engineering Analysis, Reliability
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Pre-Clinical Development, Drug Interaction, Clinical Trials, Pharmacology, Drug Development, Pharmaceuticals, Patient Safety, Clinical Research, Competitive Intelligence, Safety Standards, Laboratory Testing, Biochemical Assays, Medication Administration, Pharmacotherapy, Pharmaceutical Terminology, Safety Assurance, Biotechnology, Biochemistry, Laboratory Research, Chemistry
Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Typography, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development Tools, Browser Compatibility, Application Deployment, Front-End Web Development, Web Development, Animations, Development Environment, UI Components, Usability, Javascript, Frontend Performance, Maintainability, User Interface (UI)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Responsive Web Design, Mobile Development, Unit Testing, User Interface (UI), Application Development, UI Components, Debugging, Storyboarding
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Analytical Skills, Data Ethics, Predictive Modeling, Model Evaluation, Unsupervised Learning, Natural Language Processing, Analysis, Predictive Analytics, Regression Analysis, Data Mining, Data Strategy, Statistical Analysis, Data Science, Social Media, Text Mining, Anomaly Detection, Business Analytics, Decision Tree Learning, Supervised Learning, Cloud Computing
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Public Key Infrastructure, Public Key Cryptography Standards (PKCS), Key Management, Cryptography, Encryption, Authentications, Algorithms
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Visualization, Exploratory Data Analysis, Plot (Graphics), Statistical Analysis, Data Presentation, Ggplot2, Program Evaluation, Policy Analysis, Surveys, Data Ethics, R (Software), Data Analysis, Tidyverse (R Package), Statistical Visualization, R Programming, Statistical Methods, Data Visualization Software, Statistical Hypothesis Testing, Case Studies, Political Sciences
Intermediate · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: AI Personalization, Machine Learning Algorithms, Predictive Modeling, Applied Machine Learning, Data Mining, Algorithms, Collaborative Software, Data Manipulation
Mixed · Course · 1 - 3 Months

Infosec
Skills you'll gain: Digital Forensics, Cybersecurity, Network Protocols, Information Systems Security, General Networking, Record Keeping, Data Integrity, File Management, Encryption, Command-Line Interface, Linux Commands
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Property and Real Estate, Real Estate, Market Dynamics, Commercial Real Estate, Real Estate Transactions, Business Valuation, Financial Analysis, Return On Investment, Economics, Capital Budgeting, Investments, Price Negotiation, Market Analysis, Finance, Consumer Behaviour, Competitive Analysis, Depreciation
Intermediate · Course · 1 - 3 Months