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.

The State University of New York
Skills you'll gain: Writing, Proofreading, Editing, Business Writing, Microsoft Word, Content Creation, Productivity Software, Organizational Skills, Constructive Feedback, Keyword Research, Detail Oriented
Mixed · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Digital Signal Processing, Musical Composition, Music, Music Theory, Performance Tuning, Data Import/Export, Programming Principles, Interoperability, Development Environment, File I/O
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: CrewAI, AI Workflows, Agentic Workflows, AI Orchestration, LLM Application, Large Language Modeling, Generative AI Agents, Tool Calling, Agentic systems, Model Deployment, Automation, Application Deployment, Model Evaluation
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Data Loss Prevention, Security Testing, Network Security, Cryptography, Security Controls, Cloud Security, Encryption, Data Security, Information Assurance, Cybersecurity, Identity and Access Management, Penetration Testing, Cloud Computing, Vulnerability Scanning, Authorization (Computing), Computer Security Incident Management, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: A/B Testing, Pandas (Python Package), Matplotlib, Plotly, Data Visualization, Statistical Methods, GitHub, Data Manipulation, Version Control, Statistical Analysis, Data Science, Python Programming, NumPy, Data Analysis, Jupyter, Programming Principles, Data Cleansing, Exploratory Data Analysis, Scripting
Beginner · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Laboratory Testing, Laboratory Techniques, Diagnostic Tests, Endocrinology, Clinical Laboratory Science, Biochemistry, Nephrology, Specimen Collection, Urinalysis, Specimen Preparation, Physiology, Arterial Blood Gas Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Advertising, Social Media Marketing, Marketing Design, Social Media Content, Facebook, Social Media, Graphic Design, Instagram, Branding, Design, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Whizlabs
Skills you'll gain: Amazon CloudWatch, AWS CloudFormation, Serverless Computing, Configuration Management, Amazon Web Services, DevOps, Infrastructure as Code (IaC), Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Cloud Applications, Scalability, System Monitoring
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Construction, Construction Inspection, Construction Management, Equipment Design, Construction Engineering, Construction Estimating, Product Lifecycle Management, Cost Estimation, Building Codes, Engineering Practices, Commercial Construction, Machine Controls, Plant Operations and Management, Structural Engineering, Environmental Engineering, Facility Management and Maintenance, Automation Engineering, Engineering Plans And Specifications, Architecture and Construction, Civil Engineering
Advanced · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Web Applications, Javascript, Web Development, Node.JS, Security Controls, Web Servers, Hypertext Markup Language (HTML), Java Programming
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Digital Marketing, Marketing Strategies, Customer Engagement, Marketing Analytics, AI Enablement, Content Marketing, Generative AI, Social Media Marketing, Data-Driven Decision-Making, Responsible AI, Customer Insights, Brand Strategy, Business Ethics, Predictive Analytics
Intermediate · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Vibrations, Control Systems, Mechanics, Torque (Physics), Engineering Analysis, Finite Element Methods, Mechanical Engineering, Simulations, Angular, Engineering Calculations, Differential Equations, Mathematical Modeling, Applied Mathematics, Simulation and Simulation Software, Linear Algebra, Calculus
Advanced · Specialization · 1 - 3 Months