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 Colorado Boulder
Skills you'll gain: HVAC, Building Services Engineering, Architectural Engineering, Building Design, Energy and Utilities, Climate Change Mitigation, Mechanical Engineering, Civil and Architectural Engineering, Construction, Architecture and Construction, Architectural Design, Design Strategies
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Peripheral Devices, Computer Hardware, System Configuration, Virtualization and Virtual Machines, Operating System Administration, Computer Systems, Virtual Machines, Operating Systems, Hardware Architecture, Hardware Troubleshooting, Linux, Software Installation, Technical Support, Mac OS, Computer Architecture, File Systems, Network Infrastructure, Data Storage, User Accounts, Disaster Recovery
Beginner · Course · 1 - 3 Months
Skills you'll gain: Electrical Systems, Electronics, Design Specifications, Hardware Design, Electronics Engineering, Electronic Hardware, Technical Design, Electronic Components, Engineering Design Process, Electronic Systems, Verification And Validation, Manufacturing Processes, Manufacturing and Production, Design Software, Project Documentation, Production Process, Design, Design Strategies, Analysis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Relational Databases, Health Informatics, Performance Tuning, Data Access, Databases, Data Integrity, Secure Coding, Clinical Data Management, Stored Procedure, SQL, Database Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Intranet, Content Management Systems
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vibe coding, Web Development Tools, Application Development, Software Installation, GitHub
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Financial Trading, Financial Market, Technical Analysis, Derivatives, Statistical Analysis, Market Dynamics, Risk Analysis, Market Analysis, Trend Analysis, Performance Analysis, Probability Distribution, Behavioral Economics, Model Evaluation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Analysis, Predictive Analytics, Case Studies, Statistical Visualization, Statistical Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Containerization, Docker (Software), Cloud Computing Architecture, Microservices, Amazon Redshift, Analytics, Cloud Infrastructure, Software Architecture, Systems Architecture, Redis, Event-Driven Programming
Advanced · Course · 1 - 3 Months

Skills you'll gain: Google Analytics, Web Analytics, Marketing Analytics, Target Audience, Campaign Management, Data-Driven Decision-Making, Marketing Effectiveness, Performance marketing, Data Validation, Real Time Data, Customer Insights, Trend Analysis, Data Quality, Anomaly Detection, Benchmarking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Interface and User Experience (UI/UX) Design, Application Development, Microsoft Visual Studio, C# (Programming Language), User Interface (UI) Design, Interactive Design, Extensible Markup Language (XML), File Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Agentic Workflows, Prompt Patterns, Tool Calling, OpenAI API, Artificial Intelligence, Software Design Patterns, Prompt Engineering, Development Environment, Python Programming
Intermediate · Course · 1 - 3 Months