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: Network Troubleshooting, Network Monitoring, Technical Communication, Technical Support, Network Administration, Technical Documentation, Desktop Support, Help Desk Support, Problem Management, Network Analysis
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: New Product Development, Product Development, Product Design, Design Thinking, Persona Development, Innovation, Prototyping, Market Research, Ideation, Target Market, Product Requirements, Wireframing, Customer Insights
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Basic Electrical Systems, Electrical Systems, Sustainable Technologies, Power Electronics, Electric Power Systems, Electronic Systems, Electrical Engineering, Sustainable Engineering, Energy and Utilities, Environmental Engineering, Performance Testing, High Voltage, Environmental Science, Systems Integration, Thermal Management, Climate Change Mitigation, Control Systems
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: HTML and CSS, Figma (Design Software), Front-End Web Development, User Interface (UI), Responsive Web Design, Web Design and Development, Mockups, Web Design, Web Content Accessibility Guidelines, Prototyping, Javascript, Web Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Excel, Data Validation, Customer Data Management, Excel Formulas, Microsoft 365, Customer Relationship Management, Data Entry, Spreadsheet Software, Customer Service, Data Security, Data Management, Invoicing, User Accounts, Editing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Flutter (Software), Gemini, Generative AI Agents, LLM Application, Generative AI, Mobile Development, Google Cloud Platform
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Cooperation, Interactive Learning, Education Software and Technology, Student Engagement, Pedagogy, Education and Training, Team Oriented, Instructional Strategies, Learning Theory, Student-Centred Learning, Collaboration, Teamwork, Blended Learning, Drive Engagement, Classroom Management, Mathematics Education, Digital pedagogy, Learning Management Systems, Creative Problem-Solving, Professional Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data-Driven Decision-Making, Data Management, Database Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Cybersecurity, Network Security, Threat Modeling, Encryption, Identity and Access Management, Information Systems Security, Threat Detection, Firewall, Infrastructure Security, Security Controls, Security Strategy, Authorization (Computing), Authentications, Security Awareness, Risk Management Framework
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistical Modeling, Exploratory Data Analysis, R Programming, Predictive Modeling, Sampling (Statistics), Statistical Hypothesis Testing, Tidyverse (R Package), Data Analysis, Data Modeling, Regression Analysis, Classification And Regression Tree (CART), Statistical Inference, Statistical Analysis, Rmarkdown, Data Preprocessing, Statistical Methods, Probability & Statistics, Model Evaluation, Machine Learning
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Bioinformatics, Molecular Biology, Data Visualization Software, Statistical Analysis, Command-Line Interface, Linux
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Plotly, Data Presentation, Matplotlib, Interactive Data Visualization, Seaborn, Data Visualization, Data Visualization Software, Statistical Visualization, Scatter Plots
Beginner · Guided Project · Less Than 2 Hours