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: Chemical Engineering, Chemistry, Thermal Management, Mechanical Engineering, Engineering Calculations, Materials science, Physics, Numerical Analysis, Simulation and Simulation Software, Mathematical Modeling
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Google Analytics, Ad Hoc Reporting, Management Reporting, Performance Reporting, Web Analytics, Marketing, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: TypeScript, Event-Driven Programming, Javascript, Pseudocode, Computational Thinking, JSON, Web Development, Angular, Web Applications, Vue.JS, Data Import/Export, Application Development, Mobile Development, Debugging, Algorithms, Data Structures, Node.JS, Unit Testing, Web Development Tools, JavaScript Frameworks
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Excel, Pivot Tables And Charts, Excel Formulas, Spreadsheet Software, Business Reporting, Data Visualization, Excel Macros, Dashboard, Forecasting, Data Analysis, Data Visualization Software, Predictive Modeling, Data Validation, Productivity Software, Data Entry, Data Management, Financial Modeling, Data Security, Data Integrity, Computer Literacy
Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: User Experience Design, User Research, Design Research, Usability Testing, Prototyping, Design, User Centered Design, Technical Communication, Wireframing, Storyboarding, Persona Development, Requirements Analysis, Adobe Photoshop
Beginner · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: Routing Protocols, OSI Models, Remote Access Systems, Network Architecture, TCP/IP, General Networking, Network Protocols, Network Troubleshooting, Computer Networking, Networking Hardware, Network Administration, Network Security, Network Infrastructure, Network Model, Virtual Private Networks (VPN), Wireless Networks, Network Routers, Network Routing, Dynamic Host Configuration Protocol (DHCP), Intrusion Detection and Prevention
Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Social Media Marketing, Social Media Content, Marketing Design, Social Media, Content Creation, Style Guides, Graphic and Visual Design, Branding, Presentations, User Accounts
Beginner · Guided Project · Less Than 2 Hours

University of Minnesota
Skills you'll gain: User Story, Agile Software Development, Agile Methodology, Scrum (Software Development), Sprint Retrospectives, Software Development Methodologies, Sprint Planning, Software Engineering, Kanban Principles, Continuous Integration, Test Driven Development (TDD)
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Bash (Scripting Language), Scalability, Distributed Computing, Computer Systems, Big Data, Operating Systems, File Systems, Linux, Scripting, Command-Line Interface, Performance Tuning, Programming Principles
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Security Requirements Analysis, Network Architecture, Network Security, Internet Of Things, Cybersecurity, Web Services, Encryption, Embedded Systems, Network Protocols, Public Key Cryptography Standards (PKCS), Simple Object Access Protocol (SOAP), TCP/IP, Restful API, Information Privacy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: LangChain, Tool Calling, LLM Application, AI Workflows, Agentic systems, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Application Development, Software Development
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: NoSQL, Database Systems, MongoDB, Database Management Systems, Databases, Database Design, Relational Databases, Query Languages, Apache Cassandra, Data Storage Technologies, Scalability, Graph Theory, Unstructured Data, Maintainability
Intermediate · Course · 1 - 3 Months