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.

SkillUp
Skills you'll gain: Hibernate (Java), Object-Relational Mapping, Spring Boot, Restful API, Java, NoSQL, Database Development, Spring Framework, SQL, Database Systems, Databases, Database Design, Application Frameworks, Java Programming, Data Access, Database Management, Relational Databases, Back-End Web Development, Software Development
★ 4.8 (10) · Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Java Programming, Object Oriented Programming (OOP), Object Oriented Design, Java, Code Reusability, Maintainability, Programming Principles, Computer Programming, Application Development, Android Development, Memory Management
★ 4.4 (35) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Failure Analysis, Scope Management, Engineering Management, Systems Engineering, Change Control, Program Management, Engineering Change Order, Cost Management, Risk Management, Contract Management, Root Cause Analysis, Risk Mitigation, Earned Value Management
★ 4.9 (67) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: DevSecOps, DevOps, Application Security, Secure Coding, Security Testing, Continuous Delivery, CI/CD, Continuous Integration, Containerization, Vulnerability Scanning, Vulnerability Management, Security Management, Automation
★ 4.4 (23) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Customer Insights, Microsoft Copilot, Customer Analysis, Persona Development, Marketing Analytics, Data-Driven Marketing, Marketing, Marketing Strategies, Report Writing, Search Engine Marketing, Generative AI Agents, Target Audience, Prompt Engineering, Search Engine Optimization, Customer Data Management, Social Media Marketing
★ 4.4 (13) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Spatial Data Analysis, Spatial Analysis, Geographic Information Systems, Random Forest Algorithm, Model Evaluation, Feature Engineering, Model Training, Matplotlib, Convolutional Neural Networks, Image Analysis, Applied Machine Learning, Plot (Graphics), Supervised Learning, Environmental Monitoring, Geospatial Information and Technology, Scientific Visualization, Predictive Modeling, Deep Learning, Geospatial Mapping, Machine Learning
★ 4.3 (6) · Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Environmental Management Systems, Environmental Policy, Corrective and Preventive Action (CAPA), Document Control, Quality Management Systems, Environmental Regulations, Compliance Management, Regulatory Requirements, Sustainability Standards, Emergency Response, Risk Control, Compliance Auditing, Operational Risk, Internal Auditing, Sustainable Business, Continuous Improvement Process, Performance Measurement, Performance Analysis, Communication Planning, Employee Training
★ 4.8 (11) · Intermediate · Course · 3 - 6 Months

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

Skills you'll gain: Oracle Databases, Performance Tuning, SQL, Query Languages, Database Management, Database Management Systems, Databases
★ 4.8 (91) · Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Model Context Protocol, AI Security, AI Integrations, Tool Calling, IT Security Architecture, Generative AI Agents, Security Engineering, Context Management, Interoperability, Agentic systems, Enterprise Security, Authorization (Computing), Generative AI
★ 4.6 (58) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Ansible, Linux Administration, Linux Servers, Infrastructure as Code (IaC), Web Servers, Linux Commands, Nginx, Operating System Administration, Firewall, IT Automation, PostgreSQL, Application Deployment, Apache, Security Controls, Databases, DevOps, Debugging, Network Troubleshooting, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Extract, Transform, Load, Data Wrangling, Data Manipulation, Data Preprocessing, Data Cleansing, Data Processing, Data Transformation, Data Warehousing, Data Integration, Data Import/Export, Data Mining
★ 4.8 (40) · Intermediate · Course · 1 - 4 Weeks