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: Network Monitoring, Cryptographic Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Routing Protocols, Virtual Private Networks (VPN), Security Controls, OSI Models, Dynamic Host Configuration Protocol (DHCP), Proxy Servers
★ 4.8 (17) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Seaborn, Plot (Graphics), Scatter Plots, Histogram, Data Visualization, Data Visualization Software, Graphing, Statistical Visualization, Data Analysis, Python Programming
★ 4.5 (30) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Visualization, Keras (Neural Network Library), Data Preprocessing, Artificial Neural Networks, Statistical Visualization, Predictive Modeling, Model Training, Tensorflow, Applied Machine Learning, Feature Engineering, Data Processing, Data Science, Predictive Analytics, Data Manipulation, Deep Learning, Data Wrangling, Machine Learning, Model Evaluation, Regression Analysis, Python Programming
★ 4.7 (27) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: MITRE ATT&CK Framework, Threat Modeling, Cyber Threat Intelligence, Penetration Testing, Threat Management, Threat Detection, Cyber Security Assessment, Cybersecurity, Cyber Security Strategy, Cyber Operations, Vulnerability Scanning, Cyber Attacks, Computer Security, Vulnerability Assessments, Security Strategy, Cyber Security Policies, Network Security, Network Analysis, Network Protocols
★ 4.8 (16) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Wireframing, Kanban Principles, Mockups, Plot (Graphics), Data Import/Export, Project Management, Collaborative Software, Ideation
★ 4.7 (21) · Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Public Key Infrastructure, Cybersecurity, Cryptography, Cryptographic Protocols, Exploitation techniques, Security Testing, Encryption, Technical Writing, Test Tools, Human Factors (Security), Technical Communication
★ 3.9 (9) · Intermediate · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Cryptographic Protocols, Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Data Security
★ 4.4 (16) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Manufacturing Processes, Computer-Aided Design, Automation, Internet Of Things, Manufacturing and Production, Digital Transformation, Manufacturing Operations, Geometric Dimensioning And Tolerancing, Simulation and Simulation Software, Network Infrastructure, Finite Element Methods, AI Integrations, Cloud Computing
★ 4.5 (18) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Education Software and Technology, Test Tools
★ 4.7 (23) · Beginner · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: Data Structures, File I/O, Data Processing, Programming Principles, Data Manipulation, Python Programming, Data Storage, Computer Programming, Software Installation, Program Development, Development Environment
★ 4.9 (26) · Mixed · Course · 1 - 3 Months

Skills you'll gain: GitHub, Devops Tools, DevOps, Version Control, CI/CD, Continuous Integration, Continuous Deployment, Software Development, Amazon Elastic Compute Cloud, Authentications
★ 4.8 (12) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Network Planning And Design, Network Engineering, Hybrid Cloud Computing, Network Troubleshooting, Network Performance Management, Virtual Networking, Network Architecture, Google Cloud Platform, Cloud Engineering, Network Monitoring, Network Administration, Cloud Computing Architecture, Cloud Security, Multi-Cloud, Virtual Private Networks (VPN), Network Security, Cloud Solutions, Cloud Services, Load Balancing, Cloud Management
★ 5 (12) · Beginner · Course · 1 - 3 Months