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: TCP/IP, Network Protocols, Network Monitoring, OSI Models, Network Troubleshooting, Network Security, Web Servers, Network Analysis
★ 4.4 (34) · Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Data Visualization Software, Data Visualization, Data Storytelling, Interactive Data Visualization, Plot (Graphics), Plotly, Matplotlib, Data Presentation, Dashboard, Dashboard Creation, Seaborn, Tableau Software, Scatter Plots, Histogram, Google Sheets, Microsoft Excel, Data Analysis, Python Programming, Cloud Applications, Business Communication
★ 4.2 (28) · Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Dashboard Creation, Dashboard, Data Visualization Software, Data Presentation, Data Visualization, Business Reporting, SAS (Software), Interactive Data Visualization, Cloud Computing Architecture, Data Storytelling, Business Intelligence, Business Analytics, Data Warehousing, Cloud Computing, Big Data, Machine Learning, Data Import/Export
★ 4 (32) · Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Operating Systems, Operating System Administration, Memory Management, OS Process Management, System Software, System Programming, Command-Line Interface, Linux Administration, File Systems, System Monitoring, Performance Tuning, Package and Software Management, Systems Architecture, File Management, Algorithms, Cloud Platforms, User Accounts, Security Controls, Data Sharing
★ 4.9 (15) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vulnerability Assessments, Risk Management, Continuous Monitoring, Legal Risk, Vulnerability Scanning, Risk Management Framework, Operational Risk, Threat Management, Cyber Security Assessment, Intrusion Detection and Prevention, Cyber Risk, Computer Security Incident Management, Vulnerability Management, Risk Modeling, Security Management, Security Controls, Risk Mitigation, Event Monitoring, Network Monitoring, Network Analysis
★ 4.7 (34) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Retail Management, Retail Store Operations, Merchandising, Customer Analysis, Customer Insights, Market Intelligence, Business Strategies, Competitive Analysis, Business Management, Organizational Strategy, Consumer Behaviour, Inventory Management System, Market Analysis, Case Studies, Market Share, Strategic Decision-Making, Sustainable Business, Intellectual Property, Financial Analysis, Geographic Information Systems
★ 5 (46) · Beginner · Specialization · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Java Programming, Agentic systems, Agentic Workflows, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Large Language Modeling, Memory Management
★ 4.2 (25) · Beginner · Course · 1 - 3 Months

Epic Games
Skills you'll gain: Unreal Engine, User Interface (UI), User Interface (UI) Design, UI Components, Game Design, Video Game Development, User Interface and User Experience (UI/UX) Design, Software Design, Code Reusability, User Experience, UI/UX Strategy, Prototyping
★ 3.4 (23) · Beginner · Course · 1 - 4 Weeks

Queen Mary University of London
Skills you'll gain: Tax, Tax Laws, Law, Regulation, and Compliance, Cloud Services, Tax Compliance, Cloud Computing, Regulation and Legal Compliance, Cloud Storage, Corporate Tax, Income Tax, General Data Protection Regulation (GDPR), Data Access, Legal Risk, Digital Forensics, Interoperability, Competitive Analysis, Market Analysis, Market Dynamics
★ 4.8 (45) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Video Production, Graphic and Visual Design Software, Graphics Software, Graphic and Visual Design, Graphic Design, Video Editing, Content Creation, Social Media Marketing, Marketing Communications
★ 4.5 (39) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Splunk, Data Modeling, Role-Based Access Control (RBAC), System Monitoring, Model Training, Incident Response, User Accounts, Machine Learning Methods, Security Information and Event Management (SIEM), Machine Learning Software, User Provisioning, Model Evaluation, Authorization (Computing), Event Monitoring, Systems Administration, Performance Tuning, Data Visualization, Threat Detection, Identity and Access Management, Security Management
★ 4.8 (51) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, Model Evaluation, NumPy, Statistical Methods, Probability & Statistics, Plot (Graphics), Dashboard, Statistics, Pandas (Python Package), Data Analysis, Database Development, Statistical Analysis, Regression Analysis, Dashboard Creation, Data Manipulation, Python Programming, Applied Machine Learning, Probability, Data Science, Performance Tuning
★ 4.5 (32) · Intermediate · Specialization · 3 - 6 Months