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.

Scrimba
Skills you'll gain: Responsive Web Design, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, HTML and CSS, Professional Development, Web Presence, Web Development, Javascript, GitHub, Data Structures, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Graphic and Visual Design Software, Graphical Tools, Logo Design, Graphic Design, Digital Design, Graphic and Visual Design, Creative Design, Collaborative Software, Marketing Materials, Design Software, Advertising, Organizational Skills, Marketing, Color Theory
★ 5 (9) · Intermediate · Guided Project · Less Than 2 Hours

ISC2
Skills you'll gain: Cloud Computing Architecture, Cloud Computing, Cloud Standards, Cloud Infrastructure, Cloud Services, Resource Allocation, Cloud Security, Infrastructure As A Service (IaaS), Virtualization and Virtual Machines, Cloud Deployment, Virtualization, Hybrid Cloud Computing, Containerization, Software As A Service, Platform As A Service (PaaS), Brokerage, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hardware Troubleshooting, Information Systems Security, Information Technology, Security Software, Malware Protection, Data Security, Cybersecurity, Encryption, Security Awareness, Authentications, Patch Management, Technical Support, Firewall, Data Integrity
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Exploratory Data Analysis, Customer Analysis, Market Analysis, Marketing Analytics, Customer Insights, Big Data, Data Mining, Analytics, Target Market, Data Analysis, Target Audience, R Programming, R (Software), Unsupervised Learning, Data-Driven Decision-Making, Machine Learning Algorithms, Descriptive Statistics, Statistical Modeling, Data Strategy, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, Microservices, ASP.NET, Software Architecture, .NET Framework, Microsoft Visual Studio, Cloud-Native Computing, Restful API, C# (Programming Language), Software Development, Software Design Patterns, Scalability, Maintainability
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Design, Advertising, Graphic and Visual Design Software, Graphic and Visual Design, Marketing Materials, Graphic Design, Design Elements And Principles, Creative Design, Ideation, Marketing, Graphical Tools, Organizational Skills, Design Software, Collaborative Software
★ 5 (6) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Application Security, Cloud Applications, Cloud Security, Identity and Access Management, Secure Coding, Security Awareness, Security Testing, Data Security, Cloud Deployment, User Provisioning, Software Development, Verification And Validation, Software Quality Assurance, Threat Management, Authentications, Functional Testing
Advanced · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Command-Line Interface, Graphical Tools, File Management, Software Development Tools, System Configuration, Development Environment
★ 4.5 (6) · Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Containerization, Docker (Software), Virtualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sales Enablement, Sales Management, Oral Expression, Customer Analysis, Sales Strategy, Marketing, Target Market, Marketing Effectiveness, Verbal Communication Skills, Sales Process, Sales, Business Transformation, Smart Goals, Selling Techniques, Return On Investment, Customer experience improvement, Process Development, Leadership, Agile Methodology, Organizational Structure
★ 4.5 (15) · Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Responsible AI, Generative AI, Generative Model Architectures, AI Security, Large Language Modeling, Google Cloud Platform, AI Enablement, AI Integrations, Data Literacy, Artificial Intelligence and Machine Learning (AI/ML), Data-Driven Decision-Making, Artificial Intelligence, Machine Learning
Beginner · Course · 1 - 4 Weeks