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.

Packt
Skills you'll gain: Ruby (Programming Language), File I/O, Object Oriented Programming (OOP), Ruby on Rails, Debugging, Test Tools, Application Design, Code Reusability, Programming Principles, Test Case, Software Documentation, Development Environment, Integrated Development Environments, Computer Programming, Data Structures, Apple Xcode, Web Development, Computational Logic, Software Installation, Technical Documentation
★ 4.5 (19) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Collaborative Software, Agile Project Management, Team Leadership, Leadership Studies, Virtual Teams, Agile Methodology, Organizational Leadership, Drive Engagement, Telecommuting, Innovation, Team Management, Team Building, Team Performance Management, Communication, Communication Strategies, Employee Engagement, Change Management, Empowerment
★ 4.9 (18) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Canva (Software), Graphic and Visual Design Software, Graphic Design, Graphic and Visual Design, Design, Collaborative Software, Design Software, Content Creation, Google Workspace, User Accounts, Marketing
★ 4.8 (26) · Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Prompt Engineering, ChatGPT, Security Testing, AI Security, Responsible AI, API Testing, AI Integrations, Penetration Testing, OpenAI, Exploitation techniques, Vulnerability Scanning, Generative AI
★ 4.1 (22) · Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Performance Tuning, OS Process Management
★ 4.7 (14) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Architecture, Virtual Networking, Computer Networking, Network Engineering, Virtualization, Network Infrastructure, Network Planning And Design, Software-Defined Networking, Virtual Private Networks (VPN), Virtualization and Virtual Machines, Network Protocols, Cloud Infrastructure, Wireless Networks, Wide Area Networks, Virtual Machines, Network Routing, Network Performance Management
★ 4.9 (18) · Intermediate · Course · 1 - 4 Weeks

Alfaisal University | KLD
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Analysis, Data Visualization, Data Entry, Data Management, Presentations
★ 4.7 (23) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Logo Design, Canva (Software), Video Production, Photo/Video Production and Technology, Graphic and Visual Design Software, Graphical Tools, Graphic Design, Graphic and Visual Design, Content Creation, Design, Creative Design, Social Media Marketing
★ 4.8 (20) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: CI/CD, Verification And Validation, Software Testing, Restful API, Web Development Tools, Development Testing, Code Reusability
★ 4.8 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Vulnerability Management, Cybersecurity, AI Security, Data Persistence, Incident Management, Technical Communication, Risk Analysis
★ 4.8 (19) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Bookkeeping, Variance Analysis, Dashboard, Budget Management, Financial Analysis, Data Storytelling, Data Presentation, Financial Modeling, Financial Statements, Dashboard Creation, Financial Statement Analysis, Excel Macros, Microsoft Excel, Competitive Analysis, Risk Modeling, Interviewing Skills, Excel Formulas, Spreadsheet Software, Financial Reporting, Data Visualization
★ 2 (9) · Advanced · Professional Certificate · 3 - 6 Months

University of Glasgow
Skills you'll gain: Model Training, Model Evaluation, Data Preprocessing, Machine Learning Methods, Statistical Methods, Machine Learning Software, Statistical Machine Learning, Data Validation, Data Processing, Data Quality, Mathematical Software, Classification Algorithms, Machine Learning Algorithms
★ 4.9 (51) · Beginner · Course · 1 - 3 Months