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 Michigan
Skills you'll gain: Instructional Design, Learning Theory, Design, Disabilities, Education Software and Technology, Professional Development, Diversity Awareness, Diversity Equity and Inclusion Initiatives
★ 4.8 (82) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Machines, Debugging, System Programming, Windows PowerShell, Virtual Environment, Virtualization, Programming Principles, Excel Macros, Linux
★ 4.5 (86) · Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Looker (Software), SQL, Data Pipelines, Data Transformation, Extract, Transform, Load, Data Warehousing, Data Cleansing, Dashboard Creation, Data Analysis, Data Visualization Software, Data Processing, Google Sheets, Query Languages, Google Cloud Platform, Data Import/Export, Data Integrity
★ 4.4 (80) · Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Probability & Statistics, Statistical Analysis, Statistics, Data Literacy, Data Visualization, Statistical Hypothesis Testing, Statistical Visualization, Descriptive Statistics, Data Analysis, Analytics, Statistical Methods, Histogram, Plot (Graphics), Probability, Simulations, Probability Distribution, Correlation Analysis, Statistical Inference, Estimation, Sampling (Statistics)
★ 4.9 (61) · Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Capital Budgeting, Microsoft Excel, Dashboard, Financial Modeling, Dashboard Creation, Business Intelligence, Data Visualization, Key Performance Indicators (KPIs), Productivity Software, Excel Formulas, Spreadsheet Software, Data Presentation, Interactive Data Visualization, Performance Measurement, Business Metrics, Financial Analysis, Data-Driven Decision-Making, Google Sheets, Financial Data, Microsoft Office
★ 4.7 (68) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Analysis, Network Security, Cyber Operations, Intrusion Detection and Prevention, MITRE ATT&CK Framework, Cybersecurity, Threat Detection, Network Monitoring, Penetration Testing, Anomaly Detection, Exploitation techniques, Brute-force attacks, Scripting, Network Protocols, Authentications, Scripting Languages, Python Programming, Data Access, Identity and Access Management, Automation
★ 4.5 (80) · Beginner · Specialization · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: LangChain, LLM Application, Tool Calling, ChatGPT, Large Language Modeling, Generative AI Agents, Application Development, Python Programming
★ 4.7 (118) · Intermediate · Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Rmarkdown, Tidyverse (R Package), Ggplot2, Spatial Data Analysis, Data Visualization Software, Plot (Graphics), Data Visualization, Statistical Visualization, Spatial Analysis, Geospatial Information and Technology, Data Manipulation, Scatter Plots, R (Software), Plotly, Interactive Data Visualization, R Programming, Geospatial Mapping, Statistical Reporting, Data Wrangling, Graphing
★ 4.9 (81) · Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Data Encryption Standard, Encryption, Advanced Encryption Standard (AES), Cryptographic Protocols, Application Security, Key Management, Secure Coding, Data Security, Web Development, Email Security, PHP (Scripting Language), Intrusion Detection and Prevention, Data Integrity, Algorithms, User Provisioning, Command-Line Interface
★ 4.5 (100) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Performance Tuning, Django (Web Framework), Authentications, Object-Relational Mapping, Cloud Hosting, User Accounts, Development Environment, Application Security, Python Programming
★ 4.6 (115) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Email Security, Microsoft Outlook, Calendar Management, Gmail, Meeting Facilitation, Organizational Skills, Microsoft Office, Google Workspace, Scheduling, Encryption, Productivity Software
★ 4.7 (82) · Beginner · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Strategic Thinking, Business Strategy, Business Planning, Economic Development, Global Marketing, Economics, Business Economics, Business Development, Entrepreneurship, Socioeconomics, Innovation, International Relations, Market Analysis, Investments, Finance, Governance
★ 4.7 (132) · Beginner · Course · 1 - 4 Weeks