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: Algorithms, Graph Theory, Data Structures, Computer Programming, C++ (Programming Language), Object Oriented Programming (OOP)
★ 4.7 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Centers, Ansible, Open Shortest Path First (OSPF), Routing Protocols, Network Switches, Computing Platforms, Software-Defined Data Center (SDDC), Virtual Networking, Virtual Local Area Network (VLAN), IT Automation, Security Controls, Network Infrastructure, Devops Tools, Network Engineering, Border Gateway Protocol, Network Routers, Network Routing, Infrastructure Security, Network Monitoring, Data Storage Technologies
Intermediate · Course · 1 - 3 Months

★ 4.7 (16) · Mixed · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Serverless Computing, Cloud Solutions, Data Migration, Cloud Hosting, Cloud Deployment, Cloud Services, Cloud Computing Architecture, Servers, IT Automation
★ 4.5 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Seaborn, Plot (Graphics), Matplotlib, Scatter Plots, Statistical Visualization, Data Visualization, Data Presentation, Data Visualization Software, Interactive Data Visualization, Box Plots, Descriptive Statistics, Exploratory Data Analysis, Statistical Analysis, Python Programming
★ 4.4 (22) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Customer Relationship Management, Customer Relationship Management (CRM) Software, Customer Data Management, Customer Analysis, Organizational Strategy, Customer Relationship Building, Salesforce, Marketing Automation, Customer Insights, Operational Analysis, Case Studies, Market Analysis, Analysis, Business Strategy, Business Process Automation, Spatial Data Analysis, Customer experience improvement, Auditing
★ 4.8 (12) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Development Environment, Computer Graphics, Graphics Software, Cross Platform Development, Computer Graphic Techniques, Video Game Development, Computer Programming Tools, Program Development, Build Tools, Software Installation, System Configuration
★ 4.7 (15) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Tensorflow, Model Deployment, Keras (Neural Network Library), Data Pipelines, Google Cloud Platform, Model Training, Model Optimization, Cloud Deployment, Deep Learning, Data Preprocessing, Applied Machine Learning, Scalability, Artificial Neural Networks, Data Transformation
Intermediate · Course · 1 - 3 Months

Interactive Brokers
Skills you'll gain: Investments, Portfolio Risk, Portfolio Management, Risk Management, Investment Management, Equities, General Finance, Securities Trading, Market Trend, Market Opportunities, Performance Analysis, Stock Rotation, Business Economics, Market Dynamics, Market Analysis
Beginner · Course · 1 - 4 Weeks

Dell
Skills you'll gain: Rapport Building, Sales Presentation, Digital Transformation, Selling Techniques, Data Centers, General Sales Practices, Customer Relationship Building, Market Research, Customer Insights, Sales Development, Sales, Sales Training, Customer Analysis, Technical Sales, Outside Sales, Sales Strategy, Inside Sales, Technical Communication, Communication, Data Infrastructure
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Package and Software Management, Code Review, Open Source Technology, Code Reusability, GitHub, Scientific Methods, Software Documentation, Science and Research, Technical Documentation, Informatics, Software Versioning, R (Software), Data Analysis, Programming Principles, R Programming, Git (Version Control System), Integrated Development Environments
Intermediate · Course · 1 - 3 Months

★ 5 (11) · Beginner · Course · 1 - 4 Weeks