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.

Skills you'll gain: Data Visualization, Web Scraping, SQL, Data Visualization Software, Pandas (Python Package), NumPy, Data Analysis, Databases, Data Manipulation, Database Management, Query Languages, Python Programming, Data Processing, Jupyter, Data Wrangling, Data Collection, Data Structures
Intermediate · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Penetration Testing, Open Web Application Security Project (OWASP), Threat Modeling, Cybersecurity, Cloud Security, Mobile Security, Vulnerability Assessments, Network Security, Application Security, Threat Detection, Security Awareness, Cyber Attacks, Brute-force attacks, MITRE ATT&CK Framework, Encryption, Vulnerability Scanning, Exploitation techniques, Infrastructure Security, Wireless Networks, Internet Of Things
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: CI/CD, Continuous Integration, Application Deployment, Continuous Delivery, Software Development, Version Control, Git (Version Control System), DevOps, Test Automation, Unit Testing, Amazon Web Services, Software Testing
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Microsoft Azure, Data Visualization, Microsoft Excel, Internet Of Things, Cloud Storage, Data Storage Technologies, Data Import/Export, Data Pipelines
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: JSON, Application Programming Interface (API), Application Development, Data Access, Restful API, Python Programming, User Interface (UI)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: File I/O, Matplotlib, Data Manipulation, Pandas (Python Package), Data Visualization, Data Persistence, NumPy, Data Processing, Scripting, Object Oriented Programming (OOP), Python Programming, Query Languages, Database Application, Databases, Relational Databases, Object Oriented Design, Data Import/Export, Debugging
Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Java, Transaction Processing, File I/O, Java Programming, Data Access, Object Oriented Design, Data Persistence, Stored Procedure, SQL, Integration Testing, Application Development, Command-Line Interface, Application Deployment, Data Integrity, Databases, Programming Principles, Application Programming Interface (API), Secure Coding, System Programming, Mitigation
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Role-Based Access Control (RBAC), Azure Active Directory, Microsoft Azure, Virtual Networking, Active Directory, Load Balancing, Cloud Management, Virtual Machines, Kubernetes, Network Monitoring, Authorization (Computing), Identity and Access Management, User Provisioning, Network Troubleshooting, Group Policy, Containerization, Cloud Storage, Cloud Computing, Data Storage Technologies, Cloud Security
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Azure Active Directory, Cloud Infrastructure, Microsoft Azure, Virtual Machines, Infrastructure As A Service (IaaS), Role-Based Access Control (RBAC), Active Directory, Infrastructure Security, Virtual Networking, Multi-Factor Authentication, Cloud Storage, Virtualization, Identity and Access Management, Cloud Computing, Data Storage, Application Performance Management, Network Security, Disaster Recovery
Advanced · Course · 1 - 3 Months

INSEAD
Skills you'll gain: Agentic systems, Blockchain, Emerging Technologies, AI Security, Healthcare 5.0, AI Enablement, FinTech, Responsible AI, Artificial Intelligence, Generative AI, Internet Of Things, Web Applications, Distributed Computing, Business Ethics, Digital Assets, Data Integrity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Debugging, Software Testing, Performance Testing, Unit Testing, API Testing, Test Case, Test Automation, Acceptance Testing, Regression Testing, Testability, Integration Testing, .NET Framework, Application Performance Management
Intermediate · Course · 1 - 4 Weeks

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