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: Web Analytics, Google Analytics, Content Performance Analysis, Customer Analysis, E-Commerce, Marketing Analytics, Performance Analysis, Performance Reporting, Marketing Effectiveness
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Network Monitoring, Exploitation techniques, Virtual Private Networks (VPN), Cryptographic Protocols, Network Protocols, General Networking, Computer Networking, Command-Line Interface, Network Analysis, Proxy Servers
Build toward a degree
Intermediate · Course · 1 - 3 Months

Oracle
Skills you'll gain: Cloud Applications, Oracle Cloud, Application Development, Application Design, Oracle Databases, Authentications, Application Security, Authorization (Computing), UI Components, Data Import/Export, Interactive Data Visualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Visualization Software, Dashboard, Data Analysis, Advanced Analytics, Interactive Data Visualization, Data Manipulation, Collaborative Software, Data Transformation, Data Sharing
Advanced · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Software-Defined Networking, YAML, Network Architecture, Network Protocols, Network Routing, Computer Networking, Data Modeling, Extensible Markup Language (XML), JSON, Automation, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle SQL Developer, Oracle Databases, Database Design, Data Manipulation, SQL, Relational Databases, Database Management, Databases, Database Management Systems, Case Studies, Pivot Tables And Charts, Data Integration, Data Analysis, Performance Tuning, Business Intelligence, Analytics, Data Structures, Data Transformation
Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Ruby (Programming Language), File I/O, Object Oriented Programming (OOP), Ruby on Rails, Debugging, Software Design Patterns, Software Documentation, Testability, Scripting Languages, Development Environment, Integrated Development Environments, Computer Programming, Development Testing, Programming Principles, Data Structures, Scripting, Apple Xcode, Web Development, Program Development, Package and Software Management
Intermediate · Specialization · 3 - 6 Months

MathWorks
Skills you'll gain: Computer Vision, Model Evaluation, Image Analysis, Convolutional Neural Networks, Deep Learning, Matlab, Data Preprocessing, Data Visualization, Transfer Learning, Applied Machine Learning, Data Analysis
Beginner · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Algorithms, C++ (Programming Language), Data Structures, Computer Programming, Computational Thinking, Technical Design
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Pandas (Python Package), Data Cleansing, Data Manipulation, Data Preprocessing, Data Quality, NumPy, File I/O, Query Languages, Python Programming, Data Import/Export, Data Analysis, Exploratory Data Analysis, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Windows, Authentications, Operating System Administration, Azure Active Directory, Microsoft Intune (Mobile Device Management Software), Windows PowerShell, Identity and Access Management, System Configuration, User Provisioning, Patch Management, Active Directory, Desktop Support, Remote Access Systems, Single Sign-On (SSO), Application Deployment, Cloud Deployment, Software Installation, Role-Based Access Control (RBAC), Technical Support and Services, Automation
Intermediate · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Ansible, YAML, IT Automation, Infrastructure as Code (IaC), Devops Tools, Shell Script, Configuration Management, Virtual Machines
Beginner · Course · 1 - 4 Weeks