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.

Skills you'll gain: Retail Management, Case Studies, Retail Store Operations, Competitive Analysis, Market Analysis, Strategic Planning, Market Intelligence, Business Strategy, Business, Business Management, Organizational Strategy, Analysis, Geographic Information Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Docker (Software), Containerization, Linux, Network Troubleshooting, Linux Servers, Ansible, Kubernetes, Authentications, Infrastructure as Code (IaC), Network Administration, System Configuration, Remote Access Systems, Multi-Factor Authentication, Network Protocols, Network Security, Security Controls, Firewall, Web Servers, Encryption
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Python Programming, Algorithms, Data Manipulation, Computational Thinking, Programming Principles, Data Processing, Data Dictionary, Computer Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Go (Programming Language), Restful API, Authentications, Application Programming Interface (API), Secure Coding, API Design, Application Security, Software Testing, Microservices, Authorization (Computing), Database Development, Web Servers, Server Side, Databases, Software Architecture, JSON, Role-Based Access Control (RBAC), Maintainability, Software Design Patterns
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Application Programming Interface (API), GraphQL, API Design, Restful API, Postman API Platform, Ajax, OAuth, Frontend Integration, Software Documentation, Authentications, Debugging, Real Time Data, Systems Integration, JSON, Authorization (Computing), Version Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Data Loss Prevention, Mobile Security, DevSecOps, MLOps (Machine Learning Operations), Vulnerability Scanning, Incident Response, LLM Application, Hardening, Application Security, Anomaly Detection, Responsible AI, Security Controls, Data Security, CI/CD, Infrastructure Security, Continuous Monitoring, Penetration Testing, Process Optimization, Vulnerability Assessments
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Box Plots, Data Science, Histogram, Statistical Analysis, Statistical Methods, Data Preprocessing, Probability & Statistics, Data Analysis, Data Visualization Software, Bayesian Statistics, Scatter Plots, Scripting, Python Programming, Machine Learning Algorithms, Data Manipulation, Statistical Inference, Regression Analysis
Mixed · Course · 1 - 4 Weeks

Airbus Beyond
Skills you'll gain: Procurement, Strategic Sourcing, Supplier Relationship Management, Contract Management, Supplier Performance Management, Negotiation, Contract Negotiation, Process Optimization, Value Propositions, Risk Management, Market Research, Market Analysis
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Generative AI, Large Language Modeling, Responsible AI, Unstructured Data, Artificial Intelligence and Machine Learning (AI/ML), AI Security, Deep Learning, Data Ethics, Machine Learning, Business Solutions, Data Access, Data Quality
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Visualization Software, Data Visualization, Interactive Data Visualization, Visualization (Computer Graphics), JSON, Data Mapping, Javascript
Intermediate · Guided Project · Less Than 2 Hours
University of Glasgow
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Healthcare Ethics, Medical Imaging, Precision Medicine, Healthcare Industry Knowledge, AI Personalization, Applied Machine Learning, Radiology, Machine Learning, Medical Management, Health Informatics, Health Care Procedure and Regulation, Natural Language Processing, Predictive Analytics, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Generative AI Agents, Computer Science, Medical Support, Business Strategy, Business
Intermediate · Course · 1 - 3 Months