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.

University of Colorado System
Skills you'll gain: Markov Model, Estimation, Advanced Mathematics, Mathematical Modeling, Correlation Analysis, Control Systems, Matlab, Linear Algebra, Statistical Methods, Numerical Analysis, Applied Mathematics, Time Series Analysis and Forecasting, Forecasting, Statistical Inference, Probability & Statistics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Financial Modeling, Financial Forecasting, Financial Statements, Depreciation, Financial Statement Analysis, Financial Accounting, Financial Reporting, Balance Sheet, Financial Data, Capital Budgeting, Financial Acumen, Financial Analysis, Excel Formulas, Income Statement, Microsoft Excel, Risk Analysis, Data Storytelling, Data Validation, Spreadsheet Software, Analysis
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Performance Tuning, Microsoft Azure, Database Administration, Scalability, Relational Databases, Database Architecture and Administration, Database Management, Data Migration, Enterprise Security, Security Controls, SQL, Cloud Deployment, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Programming Interface (API), Javascript, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative Model Architectures, Generative AI, Cloud Deployment, AI Security, Scalability, Cloud-Native Computing, Application Design, Model Deployment, Systems Architecture, Load Balancing, Cloud Platforms, Application Deployment, Capacity Management, Software Architecture, Containerization, Responsible AI, System Monitoring, Disaster Recovery
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Education Software and Technology, Generative AI, Digital pedagogy, AI literacy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Containerization, Restful API, Event-Driven Programming, DevOps, Data Integration, z/OS, Solution Architecture, Cloud Applications, Enterprise Architecture, IBM Cloud, Cloud-Based Integration, Application Lifecycle Management, Cloud-Native Computing, Application Design, Systems Integration, Hybrid Cloud Computing, Software Architecture, Application Programming Interface (API), Mainframe Computing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Interaction Design
Beginner · Course · 1 - 4 Weeks

Universidad Nacional de Colombia
Skills you'll gain: File I/O, Computational Thinking, Data Management, Computer Programming, Program Development, Computational Logic, Logical Reasoning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Dashboard, Data Modeling, Data Import/Export, Dashboard Creation, Interactive Data Visualization, Data Cleansing, Business Intelligence, Data Transformation, Power Platform Architecture & Technical Design, Business Intelligence Software, Data Visualization Software, Data Sharing, Role-Based Access Control (RBAC), Security Strategy
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Security, Role-Based Access Control (RBAC), Cybersecurity, Firewall, Network Monitoring, Authentications, Virtual Private Networks (VPN), Computer Networking, Authorization (Computing), Intrusion Detection and Prevention, Identity and Access Management, Security Controls, Encryption, Remote Access Systems, Cryptographic Protocols, Group Policy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Customer Success Management, Crisis Management, Customer Relationship Building, Customer Retention, Customer Service, Customer Relationship Management (CRM) Software, Customer Engagement, Customer Relationship Management, Customer Data Management, Account Strategy, Customer experience improvement, Company, Product, and Service Knowledge, Performance Metric, Business Metrics, Key Performance Indicators (KPIs), Account Management, Stakeholder Engagement, Operational Excellence, Product Knowledge, Customer Insights
Beginner · Course · 1 - 3 Months