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.

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), Browser Compatibility, Animations, HTML and CSS, Web Design, Web Development
★ 4.7 (9) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: File I/O, Memory Management, C and C++, C++ (Programming Language), Code Reusability, Vibe coding, API Design, Software Architecture, Software Design, Functional Design, Maintainability, Data Import/Export, Data Structures, AI literacy, AI Integrations, Data Validation, Performance Tuning, Secure Coding, Build Tools, Package and Software Management
Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: SQL, Data Analysis, Seaborn, Exploratory Data Analysis, Analytics, Data Visualization, Database Management, Query Languages, Data Visualization Software, Matplotlib, Data Storage, Plot (Graphics), Data Storage Technologies, Data Processing, Pandas (Python Package), Big Data, Data Science, Descriptive Analytics, Relational Databases, Data Management
Beginner · Course · 1 - 4 Weeks

Dassault Systèmes
Skills you'll gain: Cross-Functional Collaboration, Driving engagement, Discussion Facilitation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, OpenAI API, Generative AI, Data Visualization, Data Visualization Software, OpenAI, ChatGPT, Data Literacy, Plot (Graphics), Data Analysis, Python Programming, Data Manipulation, Natural Language Processing
★ 4.4 (9) · Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Agile Software Development, Stakeholder Analysis, Healthcare Project Management, Agile Methodology, Health Technology, Wireframing, Human Centered Design, Agile Project Management, Agile Product Development, Health Systems, Healthcare Industry Knowledge, Scalability, Software Development Methodologies, Product Design, Design Thinking, Product Planning, Stakeholder Management, Prototyping, Stakeholder Engagement, Health Care
★ 2.7 (7) · Mixed · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Calendar Management, People Analytics, Performance Analysis, Analytics, Data-Driven Decision-Making, Scheduling, Labor Relations, Workforce Management, Staff Management, Team Performance Management, Linear Algebra, Data Management, Administration, Contract Management, Team Management, Unsupervised Learning, R (Software), R Programming, Statistical Programming, Operations Management
★ 5 (6) · Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Hypertext Markup Language (HTML), Software Documentation, Technical Documentation, Web Development, Technical Writing
★ 4.3 (11) · Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Internet Of Things, Electronic Hardware, Hardware Design, Energy and Utilities, Embedded Software, Sustainable Technologies, System Design and Implementation, Electronic Components, Sustainable Design, Industrial Engineering, AI Integrations, Emerging Technologies, Network Planning And Design, Sustainable Systems, Electric Power Systems, Sustainable Development, Communication Systems, Scalability, Test Engineering, Prototyping
★ 3.9 (9) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Systems Design, Computational Logic, Verification And Validation, Computer Engineering, Communication Systems, Software Systems, Process Modeling, Theoretical Computer Science, Graph Theory
★ 4.7 (11) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, AI Integrations, Cloud Infrastructure, Model Optimization, AI Workflows, Performance Tuning, Interoperability, Product Demonstration, Benchmarking, Hardware Architecture, Product Knowledge
★ 4.5 (11) · Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: SQL, Relational Databases, Datamaps, Database Management, Query Languages, Databases, Database Design, Database Systems, Data Visualization, Object Oriented Programming (OOP), Data Processing, Data Modeling, Data Manipulation, Geospatial Mapping, Data Storage, Python Programming
★ 4.7 (6) · Mixed · Course · 1 - 3 Months