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: Dashboard, Extract, Transform, Load, Data Storytelling, Data Visualization, Dashboard Creation, Database Design, Presentations, Data Presentation, Descriptive Statistics, IBM DB2, Business Intelligence, Data Visualization Software, Statistical Hypothesis Testing, Tableau Software, Relational Databases, Database Systems, Statistical Visualization, IBM Cognos Analytics, Interactive Data Visualization, Excel Formulas
★ 4.7 (16K) · Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: HTML and CSS, Web Design and Development, Front-End Web Development, Responsive Web Design, Web Applications, Web Design, Ajax, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Web Development, Web Development Tools, Development Environment, Javascript, Frontend Performance, Web Content Accessibility Guidelines, Server Side, Semantic Web, Software Installation
★ 4.7 (17K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, ChatGPT, Generative AI, Model Evaluation
★ 4.7 (8.1K) · Beginner · Course · 1 - 4 Weeks

California Institute of the Arts
Skills you'll gain: Graphic and Visual Design, Typography, Graphic Design, Graphic and Visual Design Software, Visual Design, Design, Color Theory, Design Elements And Principles, Ideation, Creative Design, Logo Design, Visual Storytelling, Design Software, Conceptual Design, Brand Strategy, Design Reviews, Layout Design, Style Guides, Digital Design, Art History
★ 4.7 (22K) · Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Operating System Administration, Package and Software Management, File Systems, Microsoft Windows, Linux, Operating Systems, OS Process Management, Linux Administration, Remote Access Systems, System Monitoring, Command-Line Interface, User Accounts, Systems Administration, System Support, User Provisioning, Technical Support and Services, File Management, Linux Commands, Software Installation, Identity and Access Management
★ 4.7 (30K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, ChatGPT, Generative AI, Data Ethics, Generative AI Agents, Model Deployment, Restful API, Software Design Documents, Software Design, AI Integrations, Application Deployment, AI literacy, Software Architecture, Agentic Workflows, Continuous Integration, Software Development, LLM Application, Artificial Intelligence and Machine Learning (AI/ML), Java Programming
★ 4.7 (12K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, ChatGPT, Generative AI, Data Ethics, Generative AI Agents, AI Personalization, Mobile Development, Software Design Documents, Software Design, Generative Model Architectures, Anthropic Claude, Mobile Development Tools, LLM Application, AI literacy, iOS Development, AI Integrations, Personalized Campaigns, Software Development, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.7 (12K) · Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Data Warehousing, Extract, Transform, Load, Data Storytelling, SQL, Data Visualization, Dashboard Creation, Database Design, Data Security, Data Migration, Data Governance, Data Presentation, Descriptive Statistics, Data Store, Data Management, MySQL, Databases, Data Architecture, Excel Formulas, Business Intelligence
★ 4.7 (19K) · Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Rmarkdown, Version Control, Data Science, R (Software), Git (Version Control System), GitHub, Software Versioning, Data Literacy, General Science and Research, Data Analysis, R Programming, Development Environment, Statistical Reporting, Software Installation
★ 4.6 (34K) · Mixed · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Email Security, Digital Forensics, Network Security, Cloud Infrastructure, Incident Response, Incident Management, Cloud Platforms, Business Continuity Planning, Penetration Testing, Computer Security Incident Management, Business Continuity, Security Controls, System Configuration, Generative AI, Data Storage, Peripheral Devices, Cybersecurity, Application Security, Information Technology, Cryptography
★ 4.7 (16K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Vibe coding, Responsible AI, AI powered creativity, Brainstorming, Planning, Visual Storytelling, Prompt Patterns, Generative AI, Data Wrangling, Data Analysis, Content Creation, Presentations, AI literacy, Communication Planning, Business Communication, Artificial Intelligence, Data Visualization, Research, Project Management, Machine Learning
★ 4.8 (8.8K) · Beginner · Professional Certificate · 3 - 6 Months

Intuit
Skills you'll gain: Financial Statement Analysis, Bookkeeping, Reconciliation, Financial Statements, Fixed Asset, Inventory Control, Depreciation, Payroll, Asset Management, Financial Analysis, Ledgers (Accounting), Financial Accounting, Financial Reporting, Payroll Administration, Inventory Accounting, Accounting, Balance Sheet, Payment Processing and Collection, Financial Acumen, Payroll Processing
★ 4.6 (8.4K) · Beginner · Professional Certificate · 3 - 6 Months