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: Selenium (Software), Test Automation, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Automation, Web Development Tools, Test Tools, Test Case, Cascading Style Sheets (CSS), File I/O, Software Installation
★ 4.5 (6) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cybersecurity, Network Security, Disaster Recovery, Cryptography, Cyber Operations, Encryption, Infrastructure as Code (IaC), Infrastructure Security, Software-Defined Networking, Security Management, Identity and Access Management, Security Controls, System Monitoring, Event Monitoring, Authentications
★ 4.8 (6) · Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, File I/O, Programming Principles, Computer Programming, Code Reusability, Data Structures, Software Engineering, Program Development, Data Access, Data Persistence, Unit Testing, Debugging, OS Process Management, Performance Tuning
Intermediate · Course · 1 - 3 Months

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

Board Infinity
Skills you'll gain: Retrieval-Augmented Generation, AI Workflows, LangChain, Model Context Protocol, Vector Databases, AI Orchestration, LLM Application, Tool Calling, Agentic Workflows, Generative AI Agents, Large Language Modeling, Agentic systems, Embeddings, Model Deployment, AI Integrations, Artificial Intelligence, Context Management, Scalability, Debugging, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Disaster Recovery, SAP S/4HANA, SAP Applications, Azure Active Directory, Cloud Infrastructure, Cloud Management, Computing Platforms, System Monitoring, Cloud Deployment, Application Deployment, Data Storage Technologies, Network Planning And Design, Virtual Machines, Virtual Networking, IT Infrastructure, Data Migration
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Bioinformatics, Image Analysis, Biostatistics, Data Science, Data-Driven Decision-Making, Decision Intelligence, Data Structures, Statistical Hypothesis Testing, Biomedical Engineering, Precision Medicine, Statistical Methods, Computer Vision, Algorithms, Statistical Inference, Diagnostic Tests, Image Quality, Magnetic Resonance Imaging, Program Development, Probability Distribution, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Photo Editing, Instagram, Social Media Content, Social Media, Content Creation, Social Media Marketing, Photography, User Accounts, Dashboard, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Bayesian Network, Numerical Analysis, Markov Model, Estimation, Simulations, Integral Calculus, Matlab, Mathematical Modeling, Applied Mathematics, Simulation and Simulation Software, Algorithms, Brute-force attacks, Computer Programming Tools
★ 4.9 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Design, File I/O, Integrated Development Environments, Functional Design
Beginner · Course · 3 - 6 Months

Skills you'll gain: Financial Statement Analysis, Financial Statements, Portfolio Management, Income Statement, Financial Analysis, Financial Modeling, Wealth Management, Investment Management, Investments, Equities, Microsoft Excel, Financial Data, Research Reports, Business Valuation, Financial Forecasting, Financial Market, Cash Flows, Market Analysis
★ 5 (12) · Mixed · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Musical Composition, Music, Open Source Technology, Media Production, Digital Publishing, Creativity, Data Sharing, Content Creation, Computer Programming
Intermediate · Course · 1 - 4 Weeks