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: Sales Pipelines, Closing (Sales), Customer Retention, Sales Process, Lead Generation, Prospecting and Qualification, Customer Relationship Management, Sales Strategy, Customer Relationship Management (CRM) Software, Sales, Sales Management, Customer Engagement
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Java Programming, Application Design, Solution Design, Design Strategies, Design Elements And Principles
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Tableau Software, Dashboard, LinkedIn, Professional Networking, Data Visualization Software, Looker (Software), Technical Communication, Power BI, Stakeholder Engagement, Interviewing Skills
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Rust (Programming Language), Data Structures, Package and Software Management, Blockchain, Development Environment, Web Development, Programming Principles, Web Servers, Restful API, System Programming, Maintainability, Algorithms, Integrated Development Environments, Software Testing, Unit Testing, Software Design Patterns, Development Testing, Debugging
Beginner · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Secure Coding, Computer Programming Tools, C and C++, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Software Development Tools, Exploit development, Debugging, Interoperability, Unix, Embedded Systems, Vulnerability Assessments, Unix Commands, File I/O, Operating Systems, Data Security, Linux, Microsoft Windows
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: JSON, NoSQL, Cloud API, Javascript, Data Store, Data Import/Export, Cloud Computing, Software Development
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Interactive Data Visualization, Business Intelligence, Data Presentation, Infographics, Data Visualization, Dashboard, Generative AI, Data Ethics, Responsible AI, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), SQL, Data Analysis, Presentations, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Structural Analysis, Structural Engineering, Architectural Engineering, Building Design, Civil Engineering, Vibrations, Engineering, SketchUp (3D Modeling Software), Engineering Analysis, Mechanics, Construction, Mathematical Modeling, Engineering Design Process, Design, Simulation and Simulation Software, 3D Modeling
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Network Security, IT Security Architecture, OSI Models, TCP/IP, Threat Modeling, Network Protocols, Computer Networking, Cybersecurity, Application Security, Network Architecture, Cryptographic Protocols, Vulnerability Assessments, Network Infrastructure, Threat Detection
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Virtual Networking, Network Troubleshooting, Linux, Kubernetes, Network Architecture, Network Administration, Computer Networking, Docker (Software), TCP/IP, Network Routing, Containerization, Network Switches, Firewall, Network Protocols
Build toward a degree
Intermediate · Course · 1 - 3 Months

The Chinese University of Hong Kong
Skills you'll gain: Applied Mathematics, Operations Research, Mathematical Modeling, Enterprise Modeling, Network Model, Statistical Modeling, Combinatorics, Functional Design, Mathematical Software, Computational Thinking, Graph Theory, Algorithms, Data Structures, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Terraform, Infrastructure as Code (IaC), Cloud Infrastructure, IT Automation, Configuration Management, Command-Line Interface, Software Versioning, Version Control
Beginner · Course · 1 - 4 Weeks