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: Amazon S3, Cloud Security, Data Security, Cloud Storage, AWS Identity and Access Management (IAM), Encryption, Key Management, Security Controls, Data Storage Technologies, Data Storage, Authorization (Computing), Cryptography, Identity and Access Management, Cryptographic Protocols, Public Key Infrastructure, Data Sharing, Data Access, Disaster Recovery, Record Keeping
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, Security Engineering, Hardening, Agentic Workflows, AI Integrations, Application Security, DevSecOps, IT Security Architecture, Agentic systems, Responsible AI, Secure Coding, Security Controls, Threat Modeling, Human Factors (Security), Cybersecurity, Generative AI Agents, Continuous Monitoring, Security Awareness, Artificial Intelligence, Authorization (Computing)
Intermediate · Course · 3 - 6 Months

University of Glasgow
Skills you'll gain: LLM Application, Model Optimization, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML), AI Workflows, Operations Research, Combinatorics, Mathematical Modeling, System Configuration, Algorithms, Performance Tuning, Performance Analysis, Data Visualization
Intermediate · Course · 1 - 4 Weeks

Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Analysis Expressions (DAX), Star Schema, Power BI, Real Time Data, Business Intelligence, Dashboard, Dashboard Creation, Business Logic, Data Modeling, Data Architecture, Performance Analysis, Performance Tuning, Query Languages, Data Pipelines, Process Analysis, Data Analysis, Data Capture
Advanced · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Time Series Analysis and Forecasting, R (Software), Forecasting, R Programming, Statistical Analysis, Model Evaluation, Data Analysis, Statistical Programming, Data Visualization, Statistical Visualization, Statistical Software, Mathematical Modeling, Statistical Methods, Statistical Modeling, Predictive Analytics, Predictive Modeling, Correlation Analysis, Descriptive Statistics, Statistical Inference, Data Transformation
★ 4.6 (1.7K) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Science, Web Applications, Python Programming, Data Analysis, Programming Principles, Artificial Intelligence, Computer Programming, Game Design
★ 4.5 (2.2K) · Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Warehousing, Database Design, Business Intelligence Software, Performance Tuning, Business Reporting, Regression Testing, Dashboard, Dashboard Creation, Data Modeling, Database Administration, Data Migration, Verification And Validation, Enterprise Application Management, Data Validation, Star Schema, Data Architecture, Application Deployment, Warehouse Management, Package and Software Management, Data Management
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Command-Line Interface, Mac OS, Unix Commands, File Management, Unix Shell, File Systems, Computer Literacy, Unix, File I/O, OS Process Management, Prompt Patterns, Verification And Validation
Beginner · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Nginx, Proxy Servers, Hardening, Web Servers, Performance Tuning, Network Monitoring, Infrastructure Security, Network Performance Management, Linux Administration, Authentications, Security Controls, Application Performance Management, Network Troubleshooting, Network Security, System Monitoring, System Configuration, Load Balancing, Cybersecurity, DevOps, Computer Networking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Java Platform Enterprise Edition (J2EE), Java, Java Programming, Microservices, Application Servers, Restful API, Web Services, Web Applications, Server Side, Ajax, Service Oriented Architecture, Simple Object Access Protocol (SOAP), JSON, Application Development, Object-Relational Mapping, Back-End Web Development, Event-Driven Programming, Enterprise Architecture, Data Persistence, Data Access
Intermediate · Course · 3 - 6 Months