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: COBOL (Programming Language), Job Control Language (JCL), IBM DB2, Mainframe Computing, Mainframe Technologies, Relational Databases, File I/O, File Management, Data Management, Database Theory, Databases, Database Management Systems, Data Storage, Data Access, Programming Principles, Command-Line Interface, Computer Programming
★ 3.6 (54) · Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Market Dynamics, Supply And Demand, Property and Real Estate, Real Estate, Land Management, Economic Development, Market Analysis, Economics, Financial Market, Analysis
★ 4.7 (54) · Intermediate · Course · 1 - 3 Months

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

Coursera
Skills you'll gain: Canva (Software), Graphic and Visual Design, Graphic Design, Graphic and Visual Design Software, Graphics Software, Graphical Tools, Creative Design
★ 4.4 (61) · Beginner · Guided Project · Less Than 2 Hours

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

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Google Workspace, AI literacy, Document Management, File Management, Data Synthesis, Content Management, Prompt Engineering
★ 4.8 (33) · Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Adobe Firefly, Prompt Engineering, Prompt Patterns, Anthropic Claude, Figma (Design Software), UI/UX Strategy, User Interface and User Experience (UI/UX) Design, AI Product Strategy, Generative AI, Design, AI Workflows, Canva (Software), Visual Design, Web Design, Artificial Intelligence, Design Thinking, Adobe Photoshop, Interaction Design, Project Design, Content Creation
★ 4.5 (30) · Beginner · Specialization · 3 - 6 Months

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

Coursera
Skills you'll gain: API Testing, Application Programming Interface (API), Test Tools, Behavior-Driven Development, Test Automation
★ 4.4 (22) · Beginner · Guided Project · Less Than 2 Hours

Pearson
Skills you'll gain: Open Web Application Security Project (OWASP), AI Security, Vulnerability Assessments, Vulnerability Scanning, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Management, Network Security, Cryptography, Penetration Testing, Intrusion Detection and Prevention, Cybersecurity, Cyber Security Assessment, Malware Protection, Mobile Security, Threat Modeling, Threat Detection, Web Applications, Internet Of Things, Cloud Computing, Network Architecture
★ 4.6 (27) · Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: User Interface (UI), User Interface and User Experience (UI/UX) Design, Bootstrap (Front-End Framework), Web Design, Cascading Style Sheets (CSS), UI Components, Secure Coding, Full-Stack Web Development, Web Applications, Database Development, Frontend Integration, JavaScript Frameworks, Database Management, Hypertext Markup Language (HTML), Software Architecture, Development Environment, Software Testing, Development Testing, NoSQL, API Design
★ 3.9 (30) · Beginner · Specialization · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Devops Tools, Development Environment, Software Development Tools, Software Development Methodologies, CI/CD, DevOps, IT Automation, Continuous Deployment, Version Control, Continuous Integration, Network Engineering, Program Development, Docker (Software), Network Infrastructure, Containerization, Software Development, Virtual Environment, Git (Version Control System), Waterfall Methodology, Software Design
★ 4.7 (34) · Intermediate · Course · 1 - 4 Weeks