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: Network Troubleshooting, Network Monitoring, Network Security, Firewall, Ansible, Network Performance Management, Network Infrastructure, Network Protocols, Security Controls, Event Monitoring, Puppet (Configuration Management Tool), IT Automation, Chef (Configuration Management Tool), Real Time Data, JSON, Automation, Identity and Access Management, Restful API, Application Programming Interface (API)
★ 4.7 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C and C++, C++ (Programming Language), Object Oriented Design, Object Oriented Programming (OOP), Debugging, Code Reusability, Computer Programming, Memory Management, Programming Principles, Program Development, Functional Design
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Exploit development, Exploitation techniques, Unix, Cyber Operations, Computer Security, Unix Commands, Unix Shell, System Programming, Linux, Debugging, Command-Line Interface, Linux Commands, Memory Management, Remote Access Systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, LLM Application, Google Gemini, Generative AI
★ 4.4 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Collaborative Software, Education Software and Technology, Digital pedagogy, digital literacy
Beginner · Guided Project · Less Than 2 Hours

Alex Genadinik
Skills you'll gain: Prompt Engineering, LLM Application, Generative AI Agents, Vibe coding, Agentic Workflows, Agentic systems, Sales Enablement, Large Language Modeling, Email Automation, AI Workflows, Sales Process, Marketing Automation, Sales Development, Lead Generation, AI Integrations, Development Environment, Application Deployment, Web Development Tools
Mixed · Course · 1 - 3 Months

Skills you'll gain: Spring Framework, JUnit, Restful API, Spring Boot, Unit Testing, Java Programming, Java, Hibernate (Java), Model View Controller, Java Platform Enterprise Edition (J2EE), Web Services, Object-Relational Mapping, Software Testing, Test Script Development, Apache Maven, Data Access, Databases, Database Management, Web Applications, Gradle
Beginner · Course · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Feature Engineering, Unsupervised Learning, Model Evaluation, Predictive Modeling, Predictive Analytics, Advanced Analytics, Decision Tree Learning, Supervised Learning, Applied Machine Learning, Model Training, Forecasting, Random Forest Algorithm, Analytics, Data Analysis, Regression Analysis, Machine Learning, Logistic Regression, Python Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, OSI Models, Wireless Networks, Network Security, Network Protocols, TCP/IP, General Networking, Network Model, Network Infrastructure, Computer Networking, Network Architecture, Network Routing, Network Routers, Network Monitoring, Cloud Computing, Networking Hardware, Command-Line Interface, Cloud Solutions, Network Performance Management, Network Switches
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Fine-tuning, Collaborative Software, Large Language Modeling, Model Optimization, Data Management, Data Preprocessing, Data Validation, Data Cleansing, Natural Language Processing, Verification And Validation, Data Quality, AI Workflows
★ 4.2 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), Interactive Design, Animations, Responsive Web Design, Prototyping, UI Components, Interaction Design, User Experience, User Interface and User Experience (UI/UX) Design, User Experience Design, User Flows, Collaborative Software, Data Sharing, Design Reviews, Design Software, Design, Style Guides
Mixed · Course · 1 - 3 Months

Skills you'll gain: Plan Execution, Blockchain, Business Analysis, Market Opportunities, Competitive Analysis, Stakeholder Analysis, Business Planning, Market Analysis, Case Studies, Proposal Development, Feasibility Studies, Milestones (Project Management), Business Modeling, Solution Design, Value Propositions, Business Solutions, Business Research, Market Research, Target Market, Decision Making
Intermediate · Course · 1 - 3 Months