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.

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, MITRE ATT&CK Framework, Threat Detection, Infrastructure Security, Payment Card Industry (PCI) Data Security Standards, NIST 800-53, Network Analysis, General Data Protection Regulation (GDPR)
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Cloud-Native Computing, Software Engineering, Distributed Computing, Cloud Storage, Extract, Transform, Load, Google Cloud Platform, Big Data, Cloud Computing, Serverless Computing, Cloud Technologies, Data Lakes, Data Pipelines, Amazon Web Services, Command-Line Interface, Python Programming, Data Governance, NumPy, Rust (Programming Language)
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: ASP.NET, .NET Framework, Model View Controller, Web Applications, Middleware, Debugging, Application Deployment, Application Development, Development Environment, Software Testing, Microsoft Development Tools, Cross Platform Development, Software Architecture, Network Routing, Open Source Technology, Command-Line Interface
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Data Visualization Software, Tableau Software, Financial Modeling, Business Process, Peer Review, Presentations, Property Management, Data Analysis, MySQL, Financial Forecasting, Risk Analysis, Real Estate, Microsoft Excel, Profit and Loss (P&L) Management, Analytics, SQL
Mixed · Course · 1 - 3 Months

Skills you'll gain: Network Security, Cloud Computing, Virtualization, Network Infrastructure, Microsoft Azure, Firewall, Computer Networking, Digital Transformation, Cybersecurity, Virtual Machines, Network Monitoring, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Agentic systems, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Dashboard, Google Sheets, Spreadsheet Software, Pivot Tables And Charts, Data Visualization, Data Visualization Software, Data Presentation, Interactive Data Visualization, Excel Formulas, Data Analysis, Data Manipulation
Beginner · Guided Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Cybersecurity, Arithmetic, Algorithms, Theoretical Computer Science, Computational Thinking, Algebra, Python Programming
Beginner · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Consumer Behaviour, Market Dynamics, Financial Market, Economics, Market Analysis, Tax, Economics, Policy, and Social Studies, Public Policies, Environmental Issue, Socioeconomics, Sustainable Development, Supply And Demand, Behavioral Economics, Decision Making
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Visualization, Data Literacy, Data Presentation, Google Sheets, Data Compilation, Data Visualization Software, Graphing, Spreadsheet Software
Beginner · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Kanban Principles, Lean Methodologies, Resource Management, Project Controls, Risk Management, Project Management Office (PMO), Project Planning, Organizational Change, Communication Planning, Organizational Structure, Governance, Project Portfolio Management, Scaled Agile Framework, Project Performance, Team Performance Management, Team Management, Stakeholder Management, Management Reporting, Communication, Quality Management
Intermediate · Specialization · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Matlab, Algorithms, User Interface (UI), Object Oriented Programming (OOP), Mathematical Software, Computer Programming, Programming Principles, Application Development, Engineering Analysis, Scripting, Performance Tuning
Intermediate · Course · 1 - 3 Months