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.

Johns Hopkins University
Skills you'll gain: Machine Learning, Applied Machine Learning, Research, Model Evaluation, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Research Design, Data Collection, Surveys, Human Factors, Classification Algorithms, Experimentation, Data Quality, Statistical Analysis
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Prompt Engineering, Google Gemini, Retrieval-Augmented Generation, Responsible AI, Generative AI Agents, Generative AI, Google Workspace, AI Product Strategy, AI Security, AI Workflows, Google Cloud Platform, Large Language Modeling, Prompt Patterns, Artificial Intelligence, Cloud Infrastructure, Cloud Computing, Business Strategy, Enterprise Security, Cloud Security, Collaboration
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: AI Security, Open Web Application Security Project (OWASP), Cyber Security Assessment, Exploitation techniques, Server Side, Application Security, Artificial Intelligence and Machine Learning (AI/ML), Vulnerability Scanning, Secure Coding, Artificial Intelligence, Responsible AI, Data Security, Cyber Attacks, Security Awareness, Generative AI, Large Language Modeling, Data Ethics, Authentications
Build toward a degree
Advanced · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Customer Retention, Customer Acquisition Management, Customer Analysis, Marketing Channel, Customer Engagement, Loyalty Programs, Customer Insights, Customer Relationship Management, Business-To-Consumer, Cross-Channel Marketing, Marketing Effectiveness, Consumer Behaviour, B2B Sales, Target Market, Operating Cost, Strategic Marketing, Business Metrics, Market Analysis
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Computer Security Incident Management, Vulnerability Management, Incident Response, Identity and Access Management, Cybersecurity, Security Controls, Vulnerability Assessments, Mobile Security, Intrusion Detection and Prevention, Hardening, Threat Detection, Application Security, Information Systems Security, Threat Management, Digital Forensics, Network Security, Wireless Networks, Authentications, Authorization (Computing), Automation
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Dataflow, Data Pipelines, Serverless Computing, Data Processing, Apache Kafka, Cloud Security, Identity and Access Management, Debugging, Google Cloud Platform, System Monitoring, Real Time Data, Data Integrity, Data Transformation, CI/CD, Containerization, Data Storage Technologies, SQL, Unit Testing, Performance Tuning, Scalability
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Adobe InDesign, Adobe Creative Cloud, Style Guides, Automation, Layout Design, Graphic Design, Typography, File Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Exploitation techniques, Scenario Testing, Brute-force attacks, Cybersecurity, Vulnerability Assessments, Linux, Command-Line Interface, Cryptography, File Management, Microsoft Windows, Scripting, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Capital Expenditure, Financial Modeling, Financial Analysis, Revenue Forecasting, Business Valuation, Financial Statement Analysis, Financial Statements, Financial Forecasting, Depreciation, Cash Flow Forecasting, Balance Sheet, Annual Reports, Sales, Working Capital, Microsoft Excel
Mixed · Course · 1 - 4 Weeks
École Polytechnique
Skills you'll gain: Physics, Physical Science, General Science and Research, Engineering, Scientific, and Technical Instruments, Scientific Methods, electromagnetics, Simulation and Simulation Software
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: SQL, Data Validation, Data Access, Query Languages, Data Mining, Data Analysis, Google Analytics
Beginner · Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Data Ethics, Predictive Modeling, No-Code Development, Model Deployment, Data Visualization, Data Presentation, Responsible AI, Data-Driven Decision-Making, Advanced Analytics, Business Intelligence, Business Analytics, Data Cleansing, Business Reporting, Global Marketing, LLM Application, AI Enablement, User Feedback, Data Preprocessing, Predictive Analytics, Data Architecture
Beginner · Specialization · 1 - 3 Months