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: Scientific Visualization, Data Visualization Software, Data Visualization, Visualization (Computer Graphics), Interactive Data Visualization, Computer Displays, Data Presentation, Time Series Analysis and Forecasting, Display Devices, Scalability, Data Validation, Computer Graphics, 3D Modeling, Medical Imaging, X-Ray Computed Tomography, Magnetic Resonance Imaging
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Miro AI, Team Building, Collaborative Software, Customer Insights, Workflow Management, User Centered Design, Entrepreneurship
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Generative AI, Generative Model Architectures, Generative Adversarial Networks (GANs), Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Embeddings, Data Preprocessing, AI Personalization, Deep Learning, Model Evaluation, Transfer Learning, Model Deployment, Open Source Technology, Data Processing, Machine Learning, Data Cleansing, Data Visualization, Database Systems
Beginner · 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: OpenAI API, LLM Application, Cost Benefit Analysis, Generative AI, AI Enablement, Application Programming Interface (API), Business Logic, Prompt Engineering, Scalability, Business Analysis, TypeScript, Node.JS, AI Security, System Design and Implementation, File I/O
Intermediate · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Sales Pipelines, Prospecting and Qualification, Sales Process, Persuasive Communication, Communication, Value Propositions, B2B Sales, Technical Sales, Overcoming Objections, Customer Relationship Management (CRM) Software, Sales, Sales Strategy, Product Knowledge, Sales Presentation, Market Analysis, Market Dynamics, Market Research, Customer Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Cloud Applications, Cloud Deployment, Continuous Deployment, Application Deployment, ASP.NET, Platform As A Service (PaaS), Development Environment, Containerization, Docker (Software), Web Applications, Microsoft Visual Studio, Integrated Development Environments, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Exploitation techniques, Penetration Testing, Secure Coding, Web Development, Web Applications, Full-Stack Web Development, Vulnerability Assessments, Application Security, Angular, Ajax, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Graph Theory, C++ (Programming Language), Network Routing, Data Structures, Object Oriented Programming (OOP), File I/O, Computational Thinking, Algorithms
Intermediate · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: HubSpot CRM, Customer Relationship Management, Mobile Security, Marketing Automation, Online Advertising, Marketing Effectiveness, Keyword Research, Promotional Strategies, Social Media Marketing, Advertising Campaigns, Marketing Strategies, Web Analytics, Search Engine Optimization, Performance Metric, Customer Engagement, Advertising
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: IntelliJ IDEA, Apache Maven, Build Tools, Integrated Development Environments, Software Development Tools, Version Control, Git (Version Control System), Development Environment, Computer Graphics, Debugging, Scripting Languages, Visualization (Computer Graphics), Databases, Relational Databases
Intermediate · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Business Ethics, Predictive Analytics, Advanced Analytics, Scikit Learn (Machine Learning Library), Model Evaluation, Digital Transformation, Data-Driven Decision-Making, Feature Engineering, Applied Machine Learning, Big Data, Regression Analysis, Python Programming, Cloud Computing, Data Quality, Model Deployment, Classification Algorithms, Artificial Neural Networks
Intermediate · Course · 1 - 3 Months