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: Ansible, Puppet (Configuration Management Tool), Software-Defined Networking, Network Administration, Security Awareness, Chef (Configuration Management Tool), Information Systems Security, Virtual Private Networks (VPN), JSON, Authentications, Computer Networking, Authorization (Computing), Automation, Configuration Management, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Cloud Services, Microsoft Azure, Microsoft Teams, Collaborative Software, Security Controls, Endpoint Security, Cloud Solutions, Zero Trust Network Access, Microsoft Office, Cloud Computing, Threat Management, Information Privacy
Beginner · Course · 3 - 6 Months

Skills you'll gain: Respiration, Respiratory Care, Pulmonology, Oxygen Therapy, Patient Evaluation, Pulmonary Function Testing, Airway Management, Capillary, Anatomy, Physiology, Patient Treatment, Immunology, Medical Terminology, Diagnostic Tests, Pharmacotherapy, Infectious Diseases
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Machine Learning, Artificial Intelligence, Interoperability, Model Evaluation, Data Ethics, Model Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Earned Value Management, Project Performance, Cost Management, Project Controls, Variance Analysis, Budget Management, Cost Control, Performance Analysis, Analysis, Forecasting, Performance Measurement, Project Management Software, Corrective and Preventive Action (CAPA)
Mixed · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Marketing Analytics, Supervised Learning, Customer Analysis, Customer Retention, Applied Machine Learning, Predictive Analytics, Marketing, Scikit Learn (Machine Learning Library), Marketing Strategies, Machine Learning, Model Deployment, Predictive Modeling, Python Programming, Personalized Service, Data Preprocessing, Model Evaluation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, Computer Security Incident Management, Incident Response, Cybersecurity, Cyber Attacks, Cyber Security Policies, Networking Hardware, Threat Detection, Technical Support, Network Security, General Networking, Computer Networking, Network Architecture, Network Administration, Network Protocols
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), Browser Compatibility, Animations, HTML and CSS, Frontend Performance, Responsive Web Design, Web Design, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Excel Macros, Visual Basic (Programming Language), Data Structures, Scripting, Programming Principles, Automation, Scripting Languages, Microsoft Development Tools, Computational Logic
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Organizational Skills, Collaborative Software, User Accounts, Telecommuting, Verbal Communication Skills, Virtual Environment, Communication, Business Communication, Public Speaking, Marketing Communications
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Firewall, Ubuntu, Network Monitoring, TCP/IP, Data Storage, Network Protocols, Network Troubleshooting, Unix, General Networking, Linux, Command-Line Interface, Data Storage Technologies, System Configuration, Network Security, File Management, Shell Script, Computer Hardware, Disaster Recovery
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Search Engine Marketing, Google Ads, Search Engine Optimization, Digital Marketing, Performance marketing, Digital Advertising, Paid media, Campaign Management, Marketing Automation, Advertising Campaigns, Google Analytics, Keyword Research, Target Audience, Bidding
Beginner · Course · 1 - 4 Weeks