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.

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Big Data, Apache Hive, Apache Spark, NoSQL, Data Infrastructure, File Systems, Data Processing, Data Management, Analytics, Data Science, Databases, SQL, Query Languages, Data Manipulation, Java, Data Structures, Distributed Computing, Scripting Languages, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

Alfaisal University | KLD
Skills you'll gain: Strategic Marketing, Product Management, Market Analysis, Market Opportunities, Competitive Analysis, Marketing Strategy and Techniques, Business Strategy, Target Market, Customer Analysis, Product Lifecycle Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Local Area Networks, Software Installation, Command-Line Interface, Microsoft Windows, System Configuration, System Support, Desktop Support, TCP/IP, Linux, General Networking, Patch Management, Operating Systems, User Accounts, Network Routers, System Monitoring, Hardware Troubleshooting, Network Troubleshooting, Mac OS, Network Security
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, Typography, Cascading Style Sheets (CSS), UI Components, Web Design, Interactive Design, User Interface (UI) Design, HTML and CSS, Browser Compatibility, User Interface (UI), Usability, Interaction Design, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Front-End Web Development, Animations, Web Components, Color Theory, Web Development, Web Development Tools
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Maintainability, Code Review, Testability, Debugging, Style Guides, Software Documentation, Software Design Patterns, Programming Principles, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Education Software and Technology, Digital pedagogy, Information Architecture, Collaborative Software, Animations
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Excel, Spreadsheet Software, Excel Formulas, Project Management, Project Coordination, Organizational Skills, Productivity Software, Collaborative Software, Project Planning, Data Validation, Data Sharing
Beginner · Guided Project · Less Than 2 Hours
University of Pittsburgh
Skills you'll gain: Competitive Analysis, Stakeholder Analysis, Business Planning, Medical Devices, Market Analysis, New Product Development, Regulatory Affairs, Product Development, Commercialization, Problem Solving, Innovation, Healthcare 5.0, Entrepreneurship, Value Propositions, Presentations
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development, UI Components, Usability, Typography
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retail Management, Retail Store Operations, Merchandising, Revenue Management, Customer Analysis, Market Intelligence, Business Strategies, Competitive Analysis, Business Management, Organizational Strategy, Consumer Behaviour, Inventory Management System, Market Analysis, Case Studies, Market Share, Strategic Decision-Making, Sustainable Business, Intellectual Property, Financial Analysis, Geographic Information Systems
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Node.JS, Server Side, MongoDB, Back-End Web Development, Restful API, Web Applications, Web Development, JavaScript Frameworks, Database Management, Application Programming Interface (API), Software Architecture, NoSQL, Web Servers, Authentications, Application Security, Middleware, Performance Tuning, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Performance marketing, Marketing Analytics, Marketing Budgets, Target Market, Google Ads, Pay Per Click Advertising, Promotional Strategies, Analysis, Sales Pipelines, Google Analytics, Promotions and Campaigns, Marketing, Process Optimization, E-Commerce, Budget Management, Content Creation, Return On Investment, Account Management, Video Production, Apple iOS
Beginner · Specialization · 3 - 6 Months