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.

American Museum of Natural History
Skills you'll gain: Scientific Visualization, Physical Science, Environment, Physics, Life Sciences, Environmental Science, Science and Research, Taxonomy, Scientific Methods, Biology, Research, Chemistry
★ 5 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Oracle SQL Developer, SQL, Oracle Databases, Query Languages, Database Management, Pivot Tables And Charts, Data Analysis, Performance Tuning, Business Intelligence, Data Manipulation, Analytics, Data Transformation
★ 4.5 (14) · Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: System Programming, Rust (Programming Language), Data Structures, Memory Management, Relational Databases, Other Programming Languages, Databases, Data Access, C (Programming Language), Programming Principles, Application Development, Code Reusability, Object Oriented Programming (OOP), C++ (Programming Language), Interoperability, Systems Integration, File I/O, Command-Line Interface, Software Development, Data Import/Export
★ 3.9 (8) · Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Ajax, JSON, Javascript, Application Programming Interface (API), Web Applications, Secure Coding, Application Security
★ 4.8 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Logo Design, Canva (Software), Photo Editing, Graphic Design, Design, Graphics Software, Visual Design
Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Text Mining, Large Language Modeling, Hugging Face, Natural Language Processing, Data Processing, LLM Application, Embeddings, Data Preprocessing, Python Programming
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google App Engine, Google Cloud Platform, Cloud Deployment, Application Deployment, Build Tools, Cloud Applications, CI/CD, Cloud Development, Go (Programming Language), Serverless Computing, Software Testing, Development Testing, Data Store, Database Development, Data Import/Export
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Adobe Photoshop, Graphical Tools, Layout Design, Color Matching, Graphic Design, Graphics Software, Adobe Creative Cloud, Typography
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Kotlin, Maintainability, Application Development, Software Documentation, Programming Principles, Program Development, Data Validation, Computational Logic
Beginner · Guided Project · Less Than 2 Hours

Pearson
Skills you'll gain: Java, Transaction Processing, File I/O, Java Programming, Data Access, Object Oriented Design, Dataflow, Data Persistence, Database Management, Stored Procedure, SQL, Application Development, Information Management, Command-Line Interface, Application Deployment, Data Integrity, Databases, OS Process Management, Application Programming Interface (API), Mitigation
★ 5 (6) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Microsoft Power Automate/Flow, Email Automation, Workflow Management, Microsoft Power Platform, Product Testing, Document Management, Business Process Automation, Microsoft 365
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Development Environment, Integrated Development Environments, Software Installation, Web Analytics and SEO
Beginner · Course · 1 - 3 Months