Web application courses can help you learn front-end and back-end development, user interface design, and database management. You can build skills in coding languages like JavaScript and Python, as well as frameworks such as React and Node.js. Many courses also cover essential tools like Git for version control and SQL for database queries, showing how these skills come together to create dynamic and interactive web experiences.

Johns Hopkins University
Skills you'll gain: Model Evaluation, Unsupervised Learning, Applied Machine Learning, Dimensionality Reduction, Reinforcement Learning, Regression Analysis, Machine Learning, Data Mining, Machine Learning Algorithms, Random Forest Algorithm, Decision Tree Learning, Supervised Learning, Logistic Regression, Classification Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Test Automation, Selenium (Software), Test Case, Software Testing, Test Execution Engine, Test Data, Apache Maven, Automation, Application Frameworks, Software Design Patterns, Java, Maintainability, Extensible Markup Language (XML)
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Kubernetes, Load Balancing, Google Cloud Platform, Containerization, DevOps, Performance Testing, Application Performance Management, Cloud Infrastructure, Configuration Management
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: API Testing, Cucumber (Software), Behavior-Driven Development, JSON, Restful API, Application Programming Interface (API), Test Tools, Test Case, JUnit, Security Testing, Test Script Development, Test Data, Test Automation, Apache Maven, Authentications, Development Environment, Authorization (Computing)
Mixed · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Web Content Accessibility Guidelines, Disabilities, Adaptive Equipment, Mobile Development, Hypertext Markup Language (HTML), Web Design, Education Software and Technology, Usability, User Interface (UI), Digital Design, Android (Operating System), Apple iOS, Diversity Equity and Inclusion Initiatives
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Data Integration, Data Analysis, Data Mining, Data-Driven Decision-Making, Data Modeling, Data Governance, Business Analytics, Data Visualization, Statistical Analysis, Dashboard, Data Warehousing, Data Security, Data Quality, Data Transformation, Data Cleansing, Data Integrity, Relational Databases, Machine Learning
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: API Testing, Performance Testing, Test Script Development, Application Programming Interface (API), Test Tools, Software Testing, Test Planning, Simulations, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS CloudFormation, Amazon Web Services, Cloud Deployment, Infrastructure as Code (IaC), Amazon Elastic Compute Cloud, Network Troubleshooting, Continuous Deployment, Scalability, Cloud Infrastructure, Serverless Computing, Amazon CloudWatch, Load Balancing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Presentation, Verbal Communication Skills, Presentations, Dashboard, Infographics, Storytelling, Data Visualization Software, Persuasive Communication, Communication, Non-Verbal Communication, Target Audience, Decision Making
Intermediate · Course · 3 - 6 Months

Skills you'll gain: AI Security, Responsible AI, Large Language Modeling, IT Security Architecture, Threat Modeling, Vulnerability Assessments, Threat Detection, Cybersecurity, Information Systems Security, Cyber Security Strategy, Security Strategy, Security Management, Cyber Attacks, Cloud Security, Security Awareness, Enterprise Security, Distributed Denial-Of-Service (DDoS) Attacks, Incident Response, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Estimation, Risk Analysis, Statistical Methods, Statistical Software, Return On Investment, Statistical Analysis, Sample Size Determination, R (Software), Data Analysis, Business Risk Management, Probability & Statistics, Statistical Inference, Project Estimation, Business Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Goal Setting, User Feedback, Constructive Feedback, Employee Performance Management, Performance Appraisal, Registration, Dashboard, Email Automation, Collaborative Software, Digital Communications, Critical Thinking
Beginner · Guided Project · Less Than 2 Hours