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.

Whizlabs
Skills you'll gain: Amazon CloudWatch, AWS CloudFormation, Cloud Management, Infrastructure as Code (IaC), Amazon S3, Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Multi-Tenant Cloud Environments, System Monitoring, Configuration Management, Performance Tuning, Security Controls
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Predictive Modeling, Model Evaluation, Matplotlib, A/B Testing, Box Plots, Sampling (Statistics), Data Analysis, Regression Analysis, Statistical Inference, Data Visualization, Descriptive Statistics, Scikit Learn (Machine Learning Library), Data Science, Probability & Statistics, Estimation, Statistical Analysis, NumPy, Machine Learning, Python Programming
Beginner · Specialization · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Manipulation, Data Transformation, Tidyverse (R Package), Data Cleansing, Data Preprocessing, R Programming, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cash Flows, Business Valuation, Financial Statement Analysis, Financial Analysis, Balance Sheet, Financial Modeling, Profit and Loss (P&L) Management, Business Metrics, Case Studies, Return On Investment, Financial Forecasting, Market Analysis, Market Dynamics
Mixed · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Logistic Regression, Sampling (Statistics), Model Evaluation, Statistical Methods, Regression Analysis, Statistical Hypothesis Testing, Statistical Modeling, Statistical Analysis, R Programming, Business Analytics, Probability & Statistics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Deployment, Windows PowerShell, Operating System Administration, Software Installation, Operating Systems, Package and Software Management, Microsoft Windows, Continuous Deployment, System Configuration, IT Infrastructure, Simulations
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Django (Web Framework), Full-Stack Web Development, Authentications, Software Testing, Debugging, Object-Relational Mapping, Authorization (Computing), MySQL, Test Case, Web Development, Back-End Web Development, Web Applications, Software Documentation, File Management, Model View Controller, Virtual Environment
Mixed · Course · 1 - 3 Months

Skills you'll gain: Terraform, Infrastructure as Code (IaC), Amazon Web Services, Cloud Infrastructure, Cloud Computing, Multi-Cloud, Microsoft Azure, Google Cloud Platform, Command-Line Interface, Version Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Red Hat Enterprise Linux, Package and Software Management, User Accounts, OS Process Management, Linux Administration, Network Administration, Data Storage, Systems Administration, Infrastructure as Code (IaC), YAML
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), Microsoft Visual Studio, Debugging, .NET Framework, Object-Relational Mapping, Full-Stack Web Development, Development Environment, Software Testing, Application Development, Command-Line Interface, Data Structures
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Performance Management, Software-Defined Networking, Network Administration, Network Routing, Wide Area Networks, Network Monitoring, Disaster Recovery, Virtual Networking, Performance Tuning, General Networking, Network Engineering, Network Planning And Design, Network Troubleshooting, Network Security, Cyber Security Assessment, Vulnerability Scanning, Continuous Monitoring, Security Management, Patch Management, Application Performance Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, DevSecOps, Application Security, Security Requirements Analysis, Vulnerability Management, Threat Management, Security Testing, Security Engineering, Secure Coding, Vulnerability Assessments, Penetration Testing, Security Awareness, Security Strategy, DevOps, Technology Roadmaps, Risk Management Framework, Software Development Life Cycle
Intermediate · Course · 1 - 3 Months