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.

Google Cloud
Skills you'll gain: Cloud Infrastructure, Google Cloud Platform, Load Balancing, Cloud Development, Identity and Access Management, Infrastructure As A Service (IaaS), Cloud Applications, Kubernetes, Prompt Engineering, Virtual Networking, Network Routing, Cloud Storage, Cloud Services, Firewall, TCP/IP, Routing Protocols, Virtual Private Networks (VPN), General Networking, Software-Defined Networking, Network Security
★ 4.6 (89) · Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Sprint Planning, Agile Methodology, User Story, Sprint Retrospectives, Backlogs, Agile Project Management, Agile Product Development, Meeting Facilitation, Continuous Improvement Process, Discussion Facilitation
★ 4.3 (50) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Jupyter, Microservices, AWS SageMaker, Command-Line Interface, Package and Software Management, Containerization, Applied Machine Learning, Python Programming, Application Deployment, Test Automation, Algorithms, Software Installation
★ 4.4 (43) · Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: MITRE ATT&CK Framework, Threat Modeling, Cyber Threat Intelligence, Threat Detection, Exploitation techniques, Intrusion Detection and Prevention, Threat Management, Incident Response, Event Monitoring, Computer Security Incident Management, Malware Protection, Network Analysis, Anomaly Detection, Network Security, Network Monitoring, Network Protocols, SQL
★ 4.9 (36) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Security Software, Software Installation, SQL, Virtual Machines, Data Structures
★ 4.7 (25) · Intermediate · Specialization · 3 - 6 Months
University of Washington
Skills you'll gain: Marketing Psychology, Market Analysis, Consumer Behaviour, Marketing, Market Opportunities, Market Research, Marketing Planning, Strategic Marketing, Marketing Strategies, Marketing Strategy and Techniques, Competitive Analysis, Target Audience, Proposal Development, Customer Analysis, Marketing Channel, Business-To-Consumer, Cross-Channel Marketing, Proposal Writing, Ethical Standards And Conduct
★ 4.8 (36) · Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Excel Formulas, Dashboard, Data Entry, Business Reporting, Data Cleansing, Data Visualization, Data Management, Data Maintenance, Auditing, Analytics, Data Validation, Data Integrity
★ 4.4 (37) · Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Market Dynamics, Supply And Demand, Game Theory, Economics, Market Trend, Business Economics, Market Analysis, Consumer Behaviour, Operating Cost, Demand Planning, Business Strategy, Revenue Forecasting, Competitive Analysis, Cost Management, Profit and Loss (P&L) Management, Strategic Decision-Making, Decision Making
★ 4.5 (61) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Design Strategies, Design Reviews, Mathematics Education, Simulations, Education Software and Technology, Simulation and Simulation Software, User Feedback, Display Devices
★ 4.9 (167) · Intermediate · Course · 1 - 3 Months

Alfaisal University | KLD
Skills you'll gain: Data Entry, Microsoft Office, Spreadsheet Software
★ 4.8 (62) · Beginner · Course · 1 - 4 Weeks

Advancing Women in Tech
Skills you'll gain: Cloud Computing, Amazon Web Services, Cloud Services, Amazon S3, Cloud Infrastructure, Cloud Computing Architecture, Cloud Platforms, Public Cloud, Cloud Storage, Software As A Service, Data Storage, Product Management, Scalability, Business
★ 4.5 (64) · Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Command-Line Interface, Linux Commands, Linux, Embedded Software, Embedded Systems, Linux Servers, Computer Engineering, File Systems, Unix, C (Programming Language), File Management, Memory Management, Computer Programming, Open Source Technology, OS Process Management, Build Tools
★ 4.7 (35) · Beginner · Course · 1 - 3 Months