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.

University of Colorado System
Skills you'll gain: Data Warehousing, Dashboard, Star Schema, Data Visualization Software, Data Mart, MicroStrategy, Business Intelligence, Data Integration, Data Architecture, Extract, Transform, Load, Data Modeling, Case Studies, PostgreSQL, SQL, Data Transformation
Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Cloud-Native Computing, Software Engineering, Distributed Computing, Cloud Storage, Extract, Transform, Load, Google Cloud Platform, Big Data, Cloud Computing, Serverless Computing, Cloud Technologies, Data Lakes, Data Pipelines, Amazon Web Services, Command-Line Interface, Python Programming, Data Governance, NumPy, Rust (Programming Language)
Intermediate · Course · 1 - 4 Weeks

Tableau Learning Partner
Skills you'll gain: Data Visualization, Data Visualization Software, Interactive Data Visualization, Tableau Software, Data Presentation, Tree Maps, Dashboard, Heat Maps, Geospatial Mapping, Data Storytelling, Data Manipulation, Data Mapping, Business Analytics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Flutter (Software), Mobile Development, React Native, Apple iOS, Mobile Development Tools, iOS Development, Application Development, Back-End Web Development, User Story, Android Development, User Interface (UI), Cross Platform Development, Application Programming Interface (API), Software Development Tools, User Interface and User Experience (UI/UX) Design, Application Frameworks, UI Components, Application Deployment, Data Persistence, Figma (Design Software)
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Application Performance Management, System Monitoring, Google Cloud Platform, Network Monitoring, Event Monitoring, Continuous Monitoring, Performance Tuning, Cloud Management, Cloud Security, Identity and Access Management, Cloud Applications, Service Level, Query Languages
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Supervised Learning, Unsupervised Learning, Matplotlib, File I/O, Generative Adversarial Networks (GANs), NumPy, Object Oriented Programming (OOP), Deep Learning, Image Analysis, Plot (Graphics), Machine Learning Algorithms, Object Oriented Design, Applied Machine Learning, Integrated Development Environments, Pandas (Python Package), Python Programming, Machine Learning, Event-Driven Programming, Programming Principles, Computer Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Canva (Software), Graphic and Visual Design, Graphic Design, Graphics Software, Graphical Tools, Animations, Content Creation, Social Media, Collaborative Software, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: HTML and CSS, Mobile Development, ChatGPT, GitHub, Front-End Web Development, Javascript, Application Deployment, Web Development, Responsive Web Design, Video Game Development, Application Development, Cascading Style Sheets (CSS), Computer Programming, Database Application, Machine Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: JSON, Restful API, HTML and CSS, Web Design, Cloud API, Hypertext Markup Language (HTML), Web Development, Cascading Style Sheets (CSS), Web Applications, Responsive Web Design, Real Time Data, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Deep Learning, Convolutional Neural Networks, Artificial Neural Networks, Transfer Learning, Recurrent Neural Networks (RNNs), Generative Adversarial Networks (GANs), Computer Vision, Machine Learning Methods, Natural Language Processing, Scalability, Reinforcement Learning, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Protocols, TCP/IP, General Networking, Network Monitoring, Network Security, Network Analysis, Linux, Software Installation
Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Microsoft Azure, Serverless Computing, Cloud Development, Microsoft Power Automate/Flow, Event-Driven Programming, Cloud Applications, Cloud-Based Integration, Business Process Automation, Microservices, Application Programming Interface (API), GitHub
Intermediate · Course · 1 - 3 Months