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 Pennsylvania
Skills you'll gain: Feature Engineering, Unsupervised Learning, Model Evaluation, Predictive Modeling, Predictive Analytics, Decision Tree Learning, Classification And Regression Tree (CART), Supervised Learning, Forecasting, Machine Learning Methods, Random Forest Algorithm, Analytics, Statistical Modeling, Regression Analysis, Machine Learning, Logistic Regression, Python Programming
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Infrastructure as Code (IaC), Docker (Software), Kubernetes, Terraform, Ansible, Cloud Infrastructure, Containerization, Cloud Management, Cloud Computing Architecture, Systems Development, Firewall, Application Deployment, Security Controls, Bash (Scripting Language)
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Cloud Development, Cloud Applications, Containerization, .NET Framework, Performance Tuning, Application Development, C# (Programming Language), Application Performance Management, Scalability, Web Applications, UI Components
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Excel Formulas, Spreadsheet Software, Data Analysis Software, Data Analysis, Customer Analysis, Analysis, Analytical Skills, Gross Profit, Productivity Software, Business Mathematics
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Google Docs, Google Sheets, Gmail, Google Workspace, Calendar Management, Presentations, Spreadsheet Software, Setting Appointments, Excel Formulas, Collaborative Software, Excel Macros, Data Visualization, Email Automation, Email Security, Meeting Facilitation, Version Control, Data Management, Organizational Skills, Scheduling, Productivity Software
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Matplotlib, Data Visualization, Predictive Modeling, Pandas (Python Package), Data Visualization Software, Predictive Analytics, Regression Analysis, Data Analysis, Data Cleansing, Data Science, Machine Learning Algorithms, Statistical Inference, Statistical Modeling, Probability & Statistics, Classification Algorithms, Python Programming
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Web Analytics, Paid media, Digital Marketing, Email Marketing, Marketing Analytics, Social Media Marketing, Marketing Effectiveness, Earned Media, Social Media, Analytics, Marketing Strategies, Owned Media, Digital Advertising, Online Advertising, Performance Measurement, Mobile Banking, Customer Data Management, Data-Driven Decision-Making, Data Ethics, Key Performance Indicators (KPIs)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Frontend Performance, React.js, JavaScript Frameworks, Front-End Web Development, HTML and CSS, Web Development, Web Design, Cascading Style Sheets (CSS), Microsoft Visual Studio
Intermediate · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Sales Presentations, Sales Management, Sales Training, Sales, Sales Strategy, Account Management, Sales Territory Management, Sales Process, Closing (Sales), Presentations, Consultative Selling, Employee Coaching, Customer Relationship Management, Overcoming Objections, Rapport Building, Active Listening
Intermediate · Course · 1 - 3 Months

Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, LLM Application, LangChain, Large Language Modeling, Vector Databases, Model Deployment, OpenAI API, Hugging Face, Scalability, Embeddings, Generative AI, Data Integration, Data Science, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Cybersecurity, Cyber Attacks, Computer Security Awareness Training, Encryption, Security Awareness, Data Security, Personally Identifiable Information, Cyber Risk, Malware Protection, General Data Protection Regulation (GDPR), Information Privacy, Multi-Factor Authentication, Identity and Access Management
Beginner · Course · 1 - 4 Weeks