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 London
Skills you'll gain: Debugging, Development Environment, Javascript, Computer Programming Tools, Visualization (Computer Graphics), Program Development, JavaScript Frameworks, Computer Graphics, Computer Programming, Graphical Tools, Event-Driven Programming, Interactive Design, Human Computer Interaction, Programming Principles, Data Management, Maintainability
★ 4.1 (937) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Web Scraping, Database Management, Databases, Unit Testing, Data Transformation, Data Access, Package and Software Management, Application Programming Interface (API), Data Integration, Data Wrangling, Integrated Development Environments, Data Pipelines, Maintainability, Python Programming, Programming Principles, Hypertext Markup Language (HTML), Style Guides
★ 4.6 (861) · Intermediate · Course · 1 - 4 Weeks

HubSpot Academy
Skills you'll gain: Closing (Sales), Booking (Sales), Overcoming Objections, Sales Management, Prospecting and Qualification, Inside Sales, Sales Enablement, Sales Process, Sales Training, Selling Techniques, Sales Prospecting, HubSpot CRM, Lead Generation, Sales, Consultative Approaches, General Sales Practices, Sales Strategy, Consultative Selling, Consumer Behaviour, Management Training And Development
★ 4.7 (1.2K) · Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Technical Communication, Cloud Infrastructure, Cloud Technologies, Cloud Services, Cloud Hosting, CI/CD, Cloud Computing, Azure DevOps Pipelines, Agile Software Development, Cloud Development, DevOps, Technical Documentation, Infrastructure As A Service (IaaS), Cloud Platforms, Continuous Delivery, Infrastructure as Code (IaC), Serverless Computing, Continuous Integration, Agile Project Management, GitHub
★ 4.9 (1K) · Beginner · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Plan Execution, Strategic Planning, Organizational Strategy, Business Strategy, Data-Driven Decision-Making, Business Planning, Strategic Leadership, Strategic Decision-Making, Strategic Thinking, Governance, Analysis, Enterprise Architecture, Organizational Structure
★ 4.7 (914) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, IBM DB2, Relational Databases, Database Systems, Database Development, Databases, Database Management, PostgreSQL, MySQL, Database Administration, Database Software, SQL, Database Management Systems, Database Architecture and Administration, Data Modeling, Data Import/Export, Data Integrity, Command-Line Interface
★ 4.6 (797) · Beginner · Course · 1 - 4 Weeks

Hebrew University of Jerusalem
Skills you'll gain: Sensory Systems Analysis, Electrophysiology, Artificial Neural Networks, Life Sciences, Neurology, Cell Biology, Physiology, Psychology, Network Model, Network Analysis, Simulations, Anatomy, Healthcare Ethics, Simulation and Simulation Software, Mathematical Modeling, Biology
★ 4.8 (1.3K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Web Design, Canva (Software), Web Design and Development, Responsive Web Design, Web Content, Graphic and Visual Design Software, Web Presence, Social Media, Design Software, Graphic Design, User Accounts, Business
★ 4.5 (1.5K) · Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: GitHub, Unix Shell, Unix, Git (Version Control System), Unix Commands, Version Control, Bash (Scripting Language), grep, Cloud Hosting, Ubuntu, Command-Line Interface, Cloud Computing, Shell Script, Linux, Mac OS, Scripting, Scripting Languages, File Management
★ 4.7 (1.4K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Mainframe Computing, COBOL (Programming Language), Systems Development Life Cycle, Software Development Life Cycle, Mainframe Technologies, z/OS, Unit Testing, Systems Analysis, Job Control Language (JCL), IBM DB2, Systems Development, Agile Software Development, Debugging, Pseudocode, Program Development, Software Development Methodologies, Virtualization, Agile Methodology, Software Development, File I/O
★ 4.6 (1.4K) · Intermediate · Professional Certificate · 3 - 6 Months

Arizona State University
Skills you'll gain: Learning Management Systems, Education Software and Technology, Digital pedagogy, Teaching, Technology Strategies, digital literacy, English Language, Digital Transformation, Language Learning
★ 4.9 (1.7K) · Beginner · Course · 1 - 3 Months

Eindhoven University of Technology
Skills you'll gain: Statistical Inference, Science and Research, Scientific Methods, Statistical Hypothesis Testing, Quantitative Research, Bayesian Statistics, Statistical Analysis, Statistical Methods, Probability & Statistics, Sample Size Determination, Research, Data Literacy, General Science and Research, Data Sharing
★ 4.9 (805) · Intermediate · Course · 1 - 3 Months