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.

LearnQuest
Skills you'll gain: System Programming, Visual Basic (Programming Language), Database Management, System Software, Hardware Architecture, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, SQL, Computer Science, Computer Networking, Computer Programming, Network Protocols, Software Development, Automation, Cloud Computing, Debugging
★ 4.6 (117) · Beginner · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Claude Code, Anthropic Claude, Vibe coding, Figma (Design Software), AI Workflows, AI Orchestration, Prompt Engineering, Software Development Tools, AI Integrations, Marketing Automation, Organizational Skills, Business Writing, Design, Generative AI, AI Security, User Interface and User Experience (UI/UX) Design, Code Review, Artificial Intelligence, Web Design, Strategic Thinking
★ 4.3 (58) · Beginner · Specialization · 3 - 6 Months

Northwestern University
Skills you'll gain: Robotics, Control Systems, Mechanics, Mechanical Engineering, Mathematical Modeling, Torque (Physics), Engineering Calculations, Applied Mathematics, Linear Algebra, Graphical Tools, Estimation
★ 4.7 (105) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Requirements Elicitation, Requirements Analysis, Mockups, Interviewing Skills, Storyboarding, Product Requirements, Prototyping, Systems Analysis, Business Analysis Tools, User Research, Stakeholder Analysis, System Requirements, Stakeholder Engagement, Knowledge Transfer, Prioritization
★ 4.5 (122) · Beginner · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Futures Exchange, Derivatives, Financial Trading, Strategic Decision-Making, Financial Market, Market Data, Risk Management, Risk Mitigation, Market Trend, Market Dynamics, Business Risk Management, Risk Analysis, Profit and Loss (P&L) Management, Market Analysis
★ 4.5 (124) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Operations Research, Algorithms, Graph Theory, Network Model, Combinatorics, Mathematical Software, Mathematical Modeling, Theoretical Computer Science, Model Optimization, Python Programming
★ 4.8 (66) · Advanced · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Data Structures, Algorithms, Java Programming, Java, Graph Theory, Computer Programming, Computational Thinking, Spatial Data Analysis, Theoretical Computer Science, Memory Management, Simulations, Performance Tuning
★ 4.8 (85) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: Kubernetes, Containerization, Cloud Infrastructure, Cloud Computing, Google Cloud Platform, Cloud Applications, Continuous Deployment, Application Lifecycle Management
★ 4.7 (67) · Beginner · Course · 1 - 3 Months

MedCerts
Skills you'll gain: Pharmacology, Pharmacist Assistance, Pharmacy Information System, Medical Prescription, Pharmacy Operations, Pharmacy, Pharmaceuticals, Medication Dispensation, Drug Development, Medication Administration, Pharmaceutical Terminology, Medical Terminology
★ 4.5 (85) · Beginner · Course · 1 - 4 Weeks

IIT Bombay
Skills you'll gain: Internet Of Things, Network Protocols, Wireless Networks, General Networking, Interoperability, Emerging Technologies, Data Analysis, Communication Systems, Systems Design, Regression Analysis, Systems Architecture, Unsupervised Learning
★ 4.7 (86) · Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: User Story, Agile Software Development, Agile Methodology, Agile Project Management, Scrum (Software Development), Agile Product Development, Sprint Retrospectives, Software Development Methodologies, Sprint Planning, Backlogs, Software Engineering, Continuous Integration, Acceptance Testing, Test Driven Development (TDD)
★ 4.7 (103) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Network Security, Intrusion Detection and Prevention, Command-Line Interface, Cryptography, Cyber Security Strategy, Open Web Application Security Project (OWASP), Application Security, Secure Coding, Cybersecurity, IT Security Architecture, Encryption, Information Systems Security, Vulnerability Assessments, Cyber Attacks, Risk Management Framework, Multi-Factor Authentication, Cloud Security, Penetration Testing, Risk Management
★ 4.7 (68) · Intermediate · Specialization · 3 - 6 Months