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: 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

Duke University
Skills you'll gain: Data Visualization Software, PySpark, Data Visualization, Data Storytelling, Statistical Visualization, Site Reliability Engineering, Docker (Software), Databricks, Containerization, Interactive Data Visualization, Plot (Graphics), Plotly, Data Pipelines, Matplotlib, Kubernetes, Apache Spark, Apache Hadoop, Big Data, Data Science, Python Programming
Intermediate · Specialization · 1 - 3 Months

University at Buffalo
Skills you'll gain: Digital Transformation, Data Sharing, Manufacturing Operations, Business Transformation, Workflow Management, Product Lifecycle Management, Data Storage, Process Management, Interoperability, Innovation, Goal Setting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Networking Hardware, General Networking, Network Architecture, Wireless Networks, Network Protocols, Computer Networking, TCP/IP, Local Area Networks, Network Routers, System Configuration, Network Switches, Wide Area Networks, Servers
Build toward a degree
Beginner · Course · 1 - 4 Weeks

California Institute of the Arts
Skills you'll gain: Competitive Analysis, Business Planning, Business Strategy, Market Analysis, Market Opportunities, Value Propositions, Peer Review, Entrepreneurship, Business Modeling, Service Design, Goal Setting
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Java Programming, Java, Data Structures, Object Oriented Programming (OOP), Computer Programming, Program Development, C++ (Programming Language), UI Components, C and C++, User Interface (UI), Application Programming Interface (API), Network Model, Algorithms, Application Development, Debugging, Software Development Tools, Testability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Social Skills, Verbal Communication Skills, Interpersonal Communications, Professional Development, Vocabulary, English Language, Language Learning, Oral Comprehension, Education Software and Technology, Communication, Relationship Building, Grammar
Mixed · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Time Series Analysis and Forecasting, Model Evaluation, Simulations, Operations Research, Probability Distribution, Mathematical Modeling, Supply Chain, Probability, Predictive Modeling, Data Preprocessing, Business Modeling, Business Analytics, Workforce Management, Analytics, Regression Analysis, Microsoft Excel, Forecasting, Excel Formulas, Statistics, Predictive Analytics
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Spring Framework, Object-Relational Mapping, Cloud Security, Java, Scalability, Cloud Applications, Web Services, Cloud Services, Cloud Computing, JSON, Java Platform Enterprise Edition (J2EE), Data Security, Restful API, Object Oriented Design, Database Design, Systems Architecture, Software Design, Dependency Analysis, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Literacy, Microsoft Excel, Data Visualization Software, Spreadsheet Software, Pivot Tables And Charts, Exploratory Data Analysis, Data Analysis Software, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Secure Coding, Software Design, Programming Principles, Debugging, Program Development, Vulnerability Assessments, C (Programming Language), Software Development Methodologies
Intermediate · Course · 1 - 4 Weeks

Snowflake
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI, AI Orchestration, AI Workflows, LLM Application, Data Engineering, Data Manipulation, Model Context Protocol, Snowflake Schema, Artificial Intelligence, Large Language Modeling, Model Deployment, Tool Calling, Data Warehousing, Unstructured Data, Embeddings, Cloud Development, SQL, Agentic systems
Beginner · Professional Certificate · 1 - 3 Months