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: Linux Commands, Linux, TCP/IP, Scripting, Shell Script, Bash (Scripting Language), Network Monitoring, Network Analysis, Network Security, Network Protocols
★ 4.6 (10) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Application Deployment, Kubernetes, Cloud Applications, Cloud Deployment, Operational Databases, Google Cloud Platform, Cloud Management, Database Application, Databases, Cloud-Native Computing, Containerization, Data Access, PostgreSQL, SQL
★ 5 (13) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Animation and Game Design, Video Game Development, Game Design, 3D Assets, Event-Driven Programming, Animations, Graphics Software, Computer Graphics, Visualization (Computer Graphics), Interactive Design, Computer Graphic Techniques, Debugging, User Interface (UI), User Interface (UI) Design, UI Components, Computer Displays, Program Development, Code Reusability, Python Programming, Development Environment
★ 4.7 (33) · Beginner · Specialization · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: AI Orchestration, LLM Application, AI Workflows, OpenAI API, Agentic Workflows, Tool Calling, Generative AI Agents, Retrieval-Augmented Generation, Agentic systems, Data Pipelines
★ 4.5 (14) · Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Statistical Inference, Statistical Programming, Regression Analysis, Logistic Regression, Statistical Methods, R Programming, Statistical Analysis, Statistical Modeling, R (Software), Predictive Modeling, Model Evaluation, Probability & Statistics, Statistical Hypothesis Testing, Probability Distribution
★ 4.4 (8) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Angular, JavaScript Frameworks, UI Components, Data Transformation, User Interface (UI), Dataflow, Hypertext Markup Language (HTML), Code Reusability, Application Frameworks, Network Routing, Cascading Style Sheets (CSS)
★ 4.2 (15) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, Web Design and Development, Front-End Web Development, Responsive Web Design, React.js, JavaScript Frameworks, Web Development, Frontend Integration, Application Frameworks, UI Components, User Interface (UI), Event-Driven Programming, Maintainability
★ 4.4 (12) · Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Pay Per Click Advertising, Data-Driven Marketing, Marketing Analytics, Web Analytics, Search Engine Optimization, Analytics, Paid media, Search Engine Marketing, Web Analytics and SEO, Digital Marketing, Data-Driven Decision-Making, Digital Marketing Tools, A/B Testing, Data Analysis, AI Personalization, Contextual Advertising, Big Data, Customer Analysis, Customer Data Management, Machine Learning
★ 4.5 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Technical Analysis, Market Dynamics, Market Trend, Financial Trading, Risk Management, Market Data, Trend Analysis, Risk Analysis, Securities Trading, Market Analysis, Consolidation
★ 4.5 (15) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Systems Development Life Cycle, Software Development Life Cycle, Systems Development, Change Control, Software Development Methodologies, Project Management Life Cycle, Change Management, Project Management, IT Management, System Implementation, Compliance Auditing, Internal Auditing, Software Testing, Test Data, Auditing, Development Testing, Risk Control, Verification And Validation, Project Management Office (PMO), Risk Management
★ 4.9 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Software-Defined Networking, Cloud Deployment, Virtual Networking, Cloud Infrastructure, Network Infrastructure, Application Deployment, Network Architecture, Cloud Computing Architecture, Cloud Technologies, Containerization, Business Transformation, Digital Transformation, Cloud Platforms, Kubernetes, Network Performance Management, Cloud Solutions, Network Planning And Design, Computing Platforms, Microservices
★ 4.8 (12) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Blockchain, Front-End Web Development, Application Development, Web Development, Transaction Processing, Development Testing, Frontend Integration, Cryptography, FinTech, Emerging Technologies, Software Design, HTML and CSS, Software Architecture, Test Script Development, User Interface (UI) Design, Experience Design, Javascript, Application Deployment, Payment Systems, Data Management
★ 4.8 (24) · Intermediate · Course · 1 - 4 Weeks