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.

Johns Hopkins University
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Endpoint Detection and Response, Distributed Denial-Of-Service (DDoS) Attacks, Threat Management, Anomaly Detection, Continuous Monitoring, System Monitoring, Virtual Machines, Network Security, Event Monitoring, Network Monitoring, Network Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, MLOps (Machine Learning Operations), Generative AI, Continuous Monitoring, Model Deployment, Data Ethics, Scalability
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: DevSecOps, DevOps, User Centered Design, Usability, Systems Integration, User Experience Design, Systems Analysis, System Implementation, Human Computer Interaction, Application Security, Agile Methodology, Information Systems, Software Development, CI/CD, Secure Coding, Security Testing, User Feedback, Project Management Software, Information Technology, Database Management Systems
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Relational Databases, Databases, Data Visualization Software, Web Scraping, Data Science, Scatter Plots, Data Manipulation, SQL, Data Processing, JSON, Application Programming Interface (API), Data Import/Export, Python Programming, Extensible Markup Language (XML), Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Presentations, Animations, LinkedIn, Marketing Design, Social Media, Instagram, Social Media Marketing, Facebook, Marketing Materials, Marketing Budgets, Graphic Design, Marketing
Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, LLM Application, LangChain, Large Language Modeling, Vector Databases, Model Deployment, OpenAI API, Hugging Face, Scalability, Embeddings, Generative AI, Data Integration, Data Science, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Data Presentation, Data Visualization Software, Data Import/Export, Big Data, Analytics, Cloud Computing
Beginner · Project · Less Than 2 Hours

Skills you'll gain: User Experience Design, User Experience, User Interface and User Experience (UI/UX) Design, User Centered Design, UI/UX Research, Storytelling, Usability Testing, Prototyping, Mockups, Wireframing, Technical Communication
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Blockchain, Teaching, Emerging Technologies, Computer Networking, Internet Of Things, Digital pedagogy, Computer Science, Social Impact, Cybersecurity, Information Privacy, Encryption, Virtual Private Networks (VPN), Distributed Denial-Of-Service (DDoS) Attacks
Beginner · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Vibrations, Control Systems, Systems Engineering, Mathematical Modeling, Simulation and Simulation Software, Engineering Analysis, Safety Assurance, Torque (Physics)
Advanced · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: File Systems, Linux Administration, Linux Servers, Linux, Linux Commands, Software Installation, Data Storage, Data Management, System Configuration, Data Integrity, Data Migration, Command-Line Interface, System Monitoring, System Requirements
Intermediate · Course · 1 - 4 Weeks

Interactive Brokers
Skills you'll gain: Investments, Portfolio Management, Risk Management, Equities, Market Trend, Performance Analysis, Stock Rotation, Business Economics, Market Dynamics, Market Analysis
Beginner · Course · 1 - 4 Weeks