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.

Scrimba
Skills you'll gain: Responsive Web Design, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, HTML and CSS, Web Design and Development, Professional Development, Web Development, Javascript, GitHub
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Wireframing, User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, Prototyping, Usability, Mockups, User Experience, UI Components, Application Design, Layout Design, User Flows
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Version Control, GitHub, Git (Version Control System), Collaborative Software
Beginner · Guided Project · Less Than 2 Hours
Macquarie University
Skills you'll gain: Microsoft Excel, Excel Formulas, Spreadsheet Software, Dashboard, Data Analysis Expressions (DAX), Consolidation, Automation, Data Visualization, Data Management, Business Requirements
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux, Ubuntu, Linux Administration, Linux Servers, General Networking, Linux Commands, Operating System Administration, Firewall, Bash (Scripting Language), Unix Commands, Command-Line Interface, File Management, Operating Systems, System Monitoring, Virtual Environment, Virtual Machines, User Accounts, Software Installation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Presentation, Microsoft Power Platform
Intermediate · Course · 1 - 4 Weeks
Kennesaw State University
Skills you'll gain: Marketing Effectiveness, Marketing Planning, Product Marketing, Strategic Marketing, Value Propositions, Marketing, Brand Awareness, Marketing Psychology, Product Planning, Marketing Strategies, Product Knowledge, Market Dynamics, Consumer Behaviour, Company, Product, and Service Knowledge, Customer experience strategy (CX)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Cryptography, Firewall, Cybersecurity, Intrusion Detection and Prevention, Virtual Private Networks (VPN), Cloud Security, Public Key Infrastructure, Network Monitoring, Encryption, Network Architecture, Dynamic Host Configuration Protocol (DHCP), Human Factors (Security), Local Area Networks, Virtual Local Area Network (VLAN), Network Switches, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), API Design, Application Programming Interface (API), Application Security, Secure Coding, Security Testing, Threat Modeling, Security Controls, Vulnerability Assessments, Authorization (Computing), Cryptography, Authentications, Encryption
Intermediate · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Business Intelligence, Data Governance, Data Storytelling, Business Analytics, Looker (Software), Performance Measurement, Data Visualization, Key Performance Indicators (KPIs), Business Metrics, Data Modeling, Data Warehousing, General Data Protection Regulation (GDPR), Digital Transformation, Emerging Technologies, Star Schema, Data Mart, Data Quality, Talent Management, Team Building, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Data Ethics, Responsible AI, Data Visualization, Data Presentation, Data Storytelling, Ethical Standards And Conduct, Data Science, Data Collection, Data Visualization Software, Personally Identifiable Information, Information Privacy, Machine Learning, Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Networking, Load Balancing, Microsoft Azure, Network Monitoring, Network Troubleshooting, Data Storage Technologies, Network Administration, Virtual Machines, Disaster Recovery, System Monitoring, Network Security
Intermediate · Course · 1 - 3 Months