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 California San Diego
Skills you'll gain: Model Evaluation, Predictive Modeling, Model Training, Predictive Analytics, Verification And Validation, Statistical Modeling, Model Optimization, Applied Machine Learning, Regression Analysis, Supervised Learning, Python Programming, Text Mining, Classification Algorithms, Natural Language Processing
★ 4.3 (49) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Data Presentation, Business Analysis, Data Analysis, Query Languages, Databases
★ 4.2 (49) · Beginner · Guided Project · Less Than 2 Hours

Cisco Learning and Certifications
Skills you'll gain: Cyber Threat Intelligence, Cyber Threat Hunting, Threat Detection, Vulnerability Assessments, Threat Management, Event Monitoring, Intrusion Detection and Prevention, Security Information and Event Management (SIEM), Computer Security Incident Management, Continuous Monitoring, Security Management, Malware Protection, Network Security, Network Analysis, Network Monitoring
★ 4.8 (41) · Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, Electronic Systems, Electrical Power, Electric Power Systems, Electrical Engineering, Electronics, Energy and Utilities, Simulation and Simulation Software, Simulations, Mathematical Modeling
★ 4.6 (34) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Planning And Design, Microsoft Azure, Network Troubleshooting, Network Security, Network Architecture, Network Monitoring, Load Balancing, Virtual Networking, Network Engineering, Network Performance Management, Network Support, Network Administration, Network Infrastructure, Cloud Engineering, IT Security Architecture, Scalability, Computer Networking, Firewall, Virtual Private Networks (VPN), Security Engineering
★ 4.7 (131) · Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Debugging, Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Java, Teaching, Programming Principles, Program Development, Computer Programming, Digital pedagogy, Education Software and Technology
★ 4.9 (39) · Beginner · Course · 1 - 3 Months

Knowledge Accelerators
Skills you'll gain: Microsoft PowerPoint, Microsoft Teams, Microsoft Excel, Spreadsheet Software, Microsoft Word, Document Management, Taking Meeting Minutes, Business Management, Business Communication, Editing
★ 4.2 (20) · Beginner · Course · Less Than 2 Hours

Skills you'll gain: File I/O, Data Import/Export, Java Programming, Java, Programming Principles, Computer Programming, Data Structures, File Systems, File Management, Data Store, Computer Science
★ 4.6 (45) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Simulation and Simulation Software, Simulations, Microbiology, Network Model, Biology, Programming Principles, Mathematical Modeling, Computer Programming
★ 4.2 (59) · Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Database Architecture and Administration, Cloud Computing Architecture, Oracle Databases, Data Migration, Data Architecture, Microsoft SQL Servers, Google Cloud Platform, Cloud Computing, Database Management, Databases, Cloud Deployment, Cloud Solutions, Operational Databases, Virtual Private Networks (VPN), Network Security, Test Tools, Enterprise Application Management
★ 4.2 (38) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Competitive Analysis, Market Research, Market Analysis, Customer Analysis, Competitive Intelligence, Responsible AI, Generative AI, Market Intelligence, Customer Insights, Market Trend, Trend Analysis, Analytics, Data Analysis
★ 4.6 (40) · Intermediate · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Cybersecurity, Data Management, Infrastructure Security, Interoperability, Digital Transformation, Data Security, Data Governance, Public Administration, Governance, Case Studies, Public Key Infrastructure, Identity and Access Management, Policy Analysis, Strategic Planning
★ 4.7 (97) · Beginner · Course · 1 - 4 Weeks