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.

IE Business School
Skills you'll gain: Surveys, Survey Creation, Market Analysis, Product Strategy, Market Research, Product Marketing, Marketing Communications, Business Research, Strategic Marketing, Integrated Marketing Communications, Value Propositions, Customer Acquisition Management, Strategic Decision-Making, Consumer Behaviour, Marketing Analytics, Product Management, Product Lifecycle Management, Target Market, Decision Making, Marketing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Wrangling, Data Compilation, Data Collection, Web Scraping, GitHub
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Analytics, Business Analytics, Data Analysis, Data-Driven Decision-Making, Big Data, Analytical Skills, Data Analysis Software, Data Visualization, Statistical Programming, Microsoft Excel, Data Visualization Software, Decision Making, Data Collection, Unstructured Data
Beginner · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Predictive Modeling, Predictive Analytics, Microsoft Excel, Excel Formulas, Classification Algorithms, Data-Driven Decision-Making, Business Analytics, Financial Forecasting, Data Analysis, Model Evaluation, Business Risk Management, Data Literacy
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Petroleum Industry, Oil and Gas, Market Dynamics, Energy and Utilities, Operating Cost, Transportation Operations, Operations, Production Process, Manufacturing and Production, Process Engineering, Market Trend, Cost Estimation, Market Analysis, Natural Resource Management, Capital Expenditure, Resource Utilization
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Client Services, Loyalty Programs, Customer Retention, Relationship Management, Customer and Client Support, E-Commerce, Brand Loyalty, Customer Relationship Management, Customer Service, Customer Relationship Building, Customer Engagement, Web Analytics, Digital Marketing, Product Improvement, Customer Analysis, Digital Analysis, Digital Marketing Tools, Performance Analysis, Portfolio Management, Presentations
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Interactive Data Visualization, Data Visualization Software, Dashboard, Data Visualization, Dashboard Creation, IBM Cognos Analytics, Pivot Tables And Charts, Microsoft Excel, Tree Maps, Scatter Plots, Histogram, Business Intelligence Software, Data Analysis
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Matplotlib, Data Visualization, Plot (Graphics), Data Visualization Software, Interactive Data Visualization, Statistical Visualization, Data Presentation, Data Literacy, Graphing, Graphic and Visual Design, Data Manipulation, Python Programming
Intermediate · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Statistical Inference, Portfolio Risk, Statistical Methods, Pandas (Python Package), Statistical Hypothesis Testing, Probability & Statistics, Risk Analysis, Statistics, Financial Trading, Financial Data, Data Manipulation, Statistical Analysis, Risk Management, Feature Engineering, Regression Analysis, Financial Analysis, Jupyter, Financial Market, Python Programming, Data Visualization
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Logical Reasoning, Cryptographic Protocols, Combinatorics, Computational Logic, Deductive Reasoning, Cryptography, Probability, Key Management, Computational Thinking, Encryption, Probability & Statistics, Programming Principles, Network Analysis, Theoretical Computer Science, Bayesian Statistics, Python Programming, Cybersecurity, Algorithms, Arithmetic
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Cloud Hosting, Cloud Computing, Cloud Platforms, Cloud Services, Cloud Deployment, Cloud Technologies, Cloud Infrastructure, Public Cloud, Infrastructure As A Service (IaaS), Managed Services, Serverless Computing, Virtual Machines, Hybrid Cloud Computing, Software As A Service, Microsoft Azure, Platform As A Service (PaaS), Servers, Emerging Technologies, Containerization
Beginner · Course · 1 - 3 Months