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: Data Management, Data Quality, Data Validation, Data Integrity, Data Pipelines, YAML, Data Governance, Quality Assurance, Test Automation, SQL, Version Control
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Governance, Data Management, Business Analytics, Analytics, Data Quality, Data Ethics, Data Analysis, Business Intelligence, Big Data, Organizational Structure, Data-Driven Decision-Making, Data Access, Relational Databases, SQL, Data Storage, Cloud Computing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Rmarkdown, Knitr, Surveys, Survey Creation, Data Quality, Sample Size Determination, Statistical Hypothesis Testing, Data Governance, Market Research, Regression Analysis, Predictive Modeling, Quantitative Research, Data Maintenance, Data Analysis, Statistical Analysis, R Programming, Excel Formulas, Business Intelligence, Data Visualization, Performance Metric
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Systems Administration, Operating System Administration, Information Systems Security, Remote Access Systems, IT Infrastructure, Network Troubleshooting, OSI Models, Computer Networking, Routing Protocols, Desktop Support, Application Security, TCP/IP, Security Strategy, Server Administration, Security Awareness, Technical Support, Microsoft Windows, Computer Hardware, Software Installation, Help Desk Support
Beginner · Professional Certificate · 3 - 6 Months

Board Infinity
Skills you'll gain: Unit Testing, TypeScript, Angular, Software Testing, Frontend Performance, Software Architecture, Software Design, UI Components, Application Programming Interface (API), Restful API, Application Deployment, Performance Tuning, User Interface (UI), Authentications, JavaScript Frameworks, Scalability, Front-End Web Development, Node.JS, Authorization (Computing), Web Applications
Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Java, Java Programming, Programming Principles, Data Structures, Computer Programming, Object Oriented Programming (OOP), Development Environment, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Shell Script, Bash (Scripting Language), Unix Shell, Package and Software Management, Command-Line Interface, Docker (Software), Software Installation, Remote Access Systems, Linux Commands, Linux, OS Process Management, User Accounts, Containerization, Linux Servers, System Configuration, Linux Administration, File Management, Software Development, Git (Version Control System)
Beginner · Course · 3 - 6 Months

University of Colorado System
Skills you'll gain: TCP/IP, Local Area Networks, Routing Protocols, Network Routing, Digital Communications, OSI Models, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Network Planning And Design, Network Security, Network Architecture, General Networking, Computer Networking, Network Infrastructure, Network Performance Management, Wireless Networks, Graph Theory, Telecommunications, Software-Defined Networking, Algorithms
Intermediate · Specialization · 3 - 6 Months
Georgia Institute of Technology
Skills you'll gain: Failure Analysis, Mechanical Design, Structural Analysis, Materials science, Engineering Analysis, Engineering Design Process, Mechanics, Biomedical Engineering, Problem Solving
Intermediate · Course · 1 - 3 Months

Skills you'll gain: User Story, Information Architecture, UI/UX Research, User Research, User Interface and User Experience (UI/UX) Design, Design Thinking, User Experience, Agile Software Development, Scrum (Software Development), User Centered Design, Agile Methodology, Usability, Usability Testing, Responsive Web Design, User Interface (UI), Figma (Design Software), Wireframing, Design Research, Prototyping, Persona (User Experience)
Beginner · Professional Certificate · 3 - 6 Months

University of California San Diego
Skills you'll gain: Apache Spark, Apache Hadoop, Data Integration, Big Data, Data Pipelines, Data Processing, Data Management, NoSQL, Analytics, Splunk, Database Systems, MongoDB, Pandas (Python Package), SQL, PostgreSQL
Beginner · Course · 1 - 3 Months

Skills you'll gain: Vibe coding, Responsible AI, Prompt Engineering, Prompt Patterns, Program Development, Software Engineering, Integrated Development Environments, AI Workflows, Software Development, Web Applications, UI Components, AI Enablement, Software Design, Code Review, Front-End Web Development, Development Testing, Web Development, Software Testing, Secure Coding, User Interface (UI) Design
Intermediate · Course · 1 - 3 Months