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.

Infosec
Skills you'll gain: Digital Forensics, File Systems, Microsoft Windows, grep, Network Protocols, File Management, Operating Systems, Data Structures, General Networking, Data Validation, Record Keeping, Data Storage Technologies, Data Storage, Data Integrity, User Accounts, USB, Identity and Access Management, Ethical Standards And Conduct, Encryption, System Configuration
★ 4.7 (363) · Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: MLOps (Machine Learning Operations), GitHub Copilot, Responsible AI, Model Deployment, Containerization, Web Frameworks, Rust (Programming Language), AI Workflows, DevOps, Hugging Face, Applied Machine Learning, Cloud Solutions, Cloud-Native Computing, Machine Learning, Serverless Computing, Application Deployment, GitHub, Command-Line Interface, Big Data
★ 4.1 (234) · Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, Query Languages, Database Software, Data Access, Relational Databases
★ 4.7 (343) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Operating System Administration, IT Security Architecture, TCP/IP, Systems Administration, Network Troubleshooting, IT Infrastructure, File Systems, OSI Models, Cybersecurity, Cyber Attacks, Network Security, Network Protocols, Microsoft Windows, Computer Networking, Operating Systems, Lightweight Directory Access Protocols, Desktop Support, Technical Support, Technical Support and Services, End User Training and Support
★ 4.9 (997) · Beginner · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Microsoft Excel, Data Validation, Excel Formulas, Spreadsheet Software, Analysis, Data Integrity, Data Management
★ 4.8 (297) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Microsoft Office, Microsoft Outlook, Presentations, Microsoft 365, Microsoft PowerPoint, Microsoft Power Automate/Flow, Productivity Software, Microsoft Word, Prioritization, Organizational Skills, Collaborative Software, Email Automation, Calendar Management, Workflow Management, Document Management, Microsoft Excel, User Accounts
★ 4.4 (319) · Beginner · Guided Project · Less Than 2 Hours

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

Skills you'll gain: Data Storytelling, Qualitative Research, Market Research, Quantitative Research, Data-Driven Decision-Making, Benchmarking, Data Presentation, Descriptive Statistics, Competitive Analysis, Analytical Skills, Brand Awareness, Research Design, Market Dynamics, Data Collection, Data Literacy, Data Analysis, ChatGPT, Data Analysis Software, Microsoft Excel, R Programming
★ 4.5 (262) · Intermediate · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Engineering Management, Risk Management, Project Planning, Project Management, Budget Management, Project Management Software, Project Estimation, Procurement, Cost Estimation, Contract Management, Estimation
★ 4.8 (314) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Immunology, Pharmacology, Infectious Diseases, Chronic Diseases, Physiology, Hematology, Preventative Care, Blood Banking, Pathology, Laboratory Testing, Molecular Biology, Diagnostic Tests, Molecular, Cellular, and Microbiology, Cell Biology, Biochemistry
★ 4.8 (332) · Intermediate · 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

Duke University
Skills you'll gain: Blockchain, FinTech, Emerging Technologies, Cryptography, Law, Regulation, and Compliance, Financial Regulations, Cryptographic Protocols, Financial Regulation, Regulatory Requirements, Regulatory Compliance, Encryption, Technology Strategies, Payment Systems, Data Integrity, Digital Assets, Financial Services, Feasibility Studies, Transaction Processing, Innovation, Distributed Computing
★ 4.7 (403) · Intermediate · Course · 1 - 3 Months