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.

Cisco Learning and Certifications
Skills you'll gain: Ansible, Development Environment, Postman API Platform, Restful API, Authentications, YAML, Software Development Methodologies, Software-Defined Networking, CI/CD, DevOps, IT Automation, Network Engineering, Network Architecture, Network Administration, Application Programming Interface (API), Scripting, JSON, Data Modeling, Version Control, Network Protocols
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Authentications, Incident Response, MITRE ATT&CK Framework, Security Controls, Cryptography, Malware Protection, Threat Modeling, Endpoint Security, Key Management, Authorization (Computing), Public Key Infrastructure, Vulnerability Assessments, Risk Management, Network Security, Application Security, Business Continuity Planning, Asset Management, Cloud Security, OSI Models, Continuous Monitoring
Beginner · Specialization · 1 - 3 Months

MathWorks
Skills you'll gain: Model Based Systems Engineering, Systems Engineering, Systems Architecture, Systems Design, Functional Design, Requirements Analysis, Requirements Elicitation, Verification And Validation
Beginner · Course · 1 - 4 Weeks

University of Houston
Skills you'll gain: Probability & Statistics, Statistical Methods, Statistics, Microsoft Excel, Predictive Analytics, Game Theory, Spreadsheet Software, Predictive Modeling, Excel Formulas, Pivot Tables And Charts, Regression Analysis, Statistical Analysis, Performance Analysis, Advanced Analytics, Data-Driven Decision-Making, Analytics, Data Analysis Software, Business Mathematics, Forecasting, Probability
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Terraform, Infrastructure as Code (IaC), Infrastructure As A Service (IaaS), Microsoft Azure, IT Automation, DevOps
Beginner · Guided Project · Less Than 2 Hours
Georgia Institute of Technology
Skills you'll gain: Software-Defined Networking, Virtual Networking, Virtualization, Virtual Machines, Cloud Infrastructure, Network Architecture, Network Infrastructure, Computer Networking, Cloud Computing, Network Planning And Design, Network Performance Management, Linux, Performance Tuning, Scalability
Mixed · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Network Security, Network Administration, Security Management, Firewall, Network Monitoring, Cybersecurity, General Networking, Network Protocols, Computer Networking, Virtual Private Networks (VPN), Wireless Networks, Vulnerability Assessments, Cloud Security, System Monitoring, TCP/IP, Intrusion Detection and Prevention, Cloud Computing, Threat Detection, Cryptography, Encryption
Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Logo Design, Branding, Brand Strategy, Graphic Design, Target Audience, Marketing Materials, Social Media, Scheduling, Presentations, Content Creation, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: COBOL (Programming Language), Integrated Development Environments, Business Logic, Mainframe Computing, Programming Principles, Computer Programming Tools, Computer Programming, File I/O, Data Management, Maintainability, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Structural Engineering, Structural Analysis, Building Design, Architectural Engineering, Computer-Aided Design, Failure Analysis, Engineering Analysis, Construction, Engineering Calculations, Engineering Design Process, Engineering Software
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Infographics, Canva (Software), Graphic and Visual Design, Design Elements And Principles
Intermediate · Guided Project · Less Than 2 Hours

IIT Bombay
Skills you'll gain: Design Thinking, User Research, Ideation, Prototyping, Human Centered Design, Product Design, Sustainable Business, Innovation, Brainstorming, Empathy, User Feedback, Product Development, Customer experience improvement, Case Studies, Product Testing, Collaboration
Beginner · Course · 1 - 3 Months