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.

University of Geneva
Skills you'll gain: Data-oriented programming, Memory Management, Object Oriented Design, System Programming, Microarchitecture, Performance Testing, Hardware Architecture, Data Access
★ 4.3 (6) · Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: WordPress, Responsive Web Design, AI Personalization, Web Design, Web Analytics and SEO, Web Content, Google Analytics, Security Software, AI literacy, Web Presence, AI powered creativity, Cloud Hosting, Web Frameworks, Artificial Intelligence, Control Panels
★ 4.3 (6) · Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Patterns, Anthropic Claude, Figma (Design Software), AI powered creativity, Responsible AI, AI Workflows, Design Software, AI literacy, UI/UX Strategy, AI Personalization, User Interface and User Experience (UI/UX) Design, Design, Creative Design, Design and Product, Generative AI, Wireframing, Project Design, Web Design, Presentations, Branding
★ 4.6 (7) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Financial Statements, Financial Statement Analysis, Financial Analysis, Balance Sheet, Financial Data, Spreadsheet Software, Income Statement, Financial Reporting, Financial Accounting, Gross Profit, Business Metrics, Performance Analysis, Cash Flows, Annual Reports, Benchmarking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Cloud API, Application Programming Interface (API), Postman API Platform, API Design, API Testing, Java Programming, Java, Mobile Development, Apache Maven, Application Development, Data Access, Web Development, Eclipse (Software), Software Design
Intermediate · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Web Design, Web Design and Development, Front-End Web Development, Web Development, Web Applications
★ 4 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Microsoft Azure, Docker (Software), YAML, Cloud-Native Computing, Containerization, Application Deployment, Cloud Security, Cloud Deployment, Security Controls, Virtual Networking, General Networking
★ 3.3 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Matplotlib, Box Plots, Plot (Graphics), Seaborn, Data Visualization, Statistical Visualization, Data Visualization Software, Pandas (Python Package), Scatter Plots, Data Presentation, Data Import/Export, Histogram, Python Programming, Data Manipulation, Data Analysis, Data Structures
★ 3.9 (9) · Beginner · Guided Project · Less Than 2 Hours

University of Science and Technology of China
Skills you'll gain: Proposal Writing, Report Writing, Proposal Development, Design Research, Business Writing, Research Reports, Business Research, Writing, Proofreading, Editing, Writing and Editing, Market Analysis, Analysis
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Structures, Algorithms, Performance Tuning, Other Programming Languages, Functional Design, Performance Testing, Unsupervised Learning, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Excel Formulas, Spreadsheet Software, Microsoft Excel, Financial Modeling, Auditing, Procedure Development, Debugging, Project Documentation, Data Integrity, Data Security
Advanced · Course · 1 - 4 Weeks

HubSpot Academy
Skills you'll gain: Sales Presentation, Sales Presentations, Sales Enablement, Sales Management, Lead Generation, HubSpot CRM, Persona Development, Data Visualization, Prospecting and Qualification, Sales Training, Sales Development, Technical Sales, Sales Strategy, Sales Process, Customer Relationship Building, Target Audience, Data-Driven Decision-Making, Sales, General Sales Practices, Customer Acquisition Management
★ 4.3 (6) · Beginner · Professional Certificate · 3 - 6 Months