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 Boulder
Skills you'll gain: Virtual Networking, Network Troubleshooting, Linux, Kubernetes, Network Architecture, Network Administration, Computer Networking, Docker (Software), TCP/IP, Network Routing, Containerization, Network Switches, Firewall, Network Protocols
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Encryption, Public Key Infrastructure, Cryptography, Data Security, Cryptographic Protocols, Advanced Encryption Standard (AES), Cybersecurity, Network Security, Blockchain, Authentications, Data Integrity, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Classification Algorithms, Data Preprocessing, Feature Engineering, Model Evaluation, Data Import/Export, Matplotlib, Data Science, Regression Analysis, Financial Data, Data Analysis, Exploratory Data Analysis, Business Analytics, Data Cleansing, Pandas (Python Package), Machine Learning Algorithms, Statistical Visualization, Financial Analysis, Statistical Modeling, Statistical Analysis, Predictive Analytics
Advanced · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Hugging Face, Model Deployment, Open Source Technology, Responsible AI, Web Applications, Large Language Modeling, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Angular, JavaScript Frameworks, Model View Controller, Javascript, Web Development Tools, Web Development, Software Development
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Bootstrap (Front-End Framework), UI Components, Full-Stack Web Development, JavaScript Frameworks, Web Applications, Web Components, Database Management, Software Development Tools, Software Architecture, Development Environment, Software Testing, NoSQL, Web Servers, Application Frameworks, Application Security, Authentications, Middleware, Performance Tuning, Semantic Web, Authorization (Computing)
Beginner · Specialization · 1 - 3 Months

Clemson University
Skills you'll gain: Data Structures, Algorithms, Computational Thinking, Theoretical Computer Science, Computer Programming, Computer Science, Probability, Design Strategies, Analysis, Performance Testing, Scalability
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Business Planning, Competitive Analysis, Product Management, Market Analysis, Collaborative Software, Business Modeling, Version Control, Business Strategy, Organizational Skills, Business Writing, Organizational Structure, Business Priorities
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Persona Development, Customer Relationship Management (CRM) Software, Customer Insights, Customer Data Management, Target Audience, Target Market, Marketing Strategies, Consumer Behaviour, Market Analysis, Social Media, Product Knowledge, Research
Beginner · Guided Project · Less Than 2 Hours

Starweaver
Skills you'll gain: Business Process Modeling, Responsible AI, AI Product Strategy, Business Process, Digital Transformation, Business Process Management, Process Design, Google Gemini, Workflow Management, AI Enablement, ChatGPT, Market Opportunities, Product Management, Generative AI, Sustainable Development, Social Impact, Sustainability Reporting, Prompt Engineering, AI Personalization, Automation
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Sales Pipelines, Customer Retention, Sales Prospecting, Sales Process, Lead Generation, Customer Relationship Management, Sales Strategy, Customer Relationship Management (CRM) Software, Sales, Sales Management, Selling Techniques, Customer Acquisition Management
Beginner · Course · 1 - 4 Weeks

Howard University
Skills you'll gain: Regression Analysis, Correlation Analysis, Financial Modeling, Spreadsheet Software, Business Analysis, Business Modeling, Business Analytics, Microsoft Excel, Data Modeling, Statistical Analysis, Analysis, Forecasting, Risk Analysis, Data Analysis, Product Assortment, Complex Problem Solving, Predictive Modeling, Business Process, Process Optimization, Business Strategy
Intermediate · Specialization · 1 - 3 Months