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.

LearnKartS
Skills you'll gain: Apache Kafka, Apache, Analytics, Data Governance, Scalability, File Systems, Live Streaming, Systems Architecture, Data Store, Event Monitoring, Event-Driven Programming, Data Persistence, File I/O, Data Transformation, Data Storage Technologies, Identity and Access Management, Development Environment, Command-Line Interface, Data Maintenance, Data Storage
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), HTML and CSS, Web Development, Typography
Intermediate · Guided Project · Less Than 2 Hours

University of California, Irvine
Skills you'll gain: Pay Per Click Advertising, Search Engine Marketing, Customer Retention, Persona Development, Digital Marketing, Marketing Analytics, Paid media, Search Engine Optimization, Online Advertising, Key Performance Indicators (KPIs), Marketing Strategies, Digital Brand Strategy, Digital Media Strategy, Target Audience, Marketing Planning, Data-Driven Marketing, Keyword Research, Social Media Strategy, Marketing Effectiveness, Social Media
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: NIST 800-53, Risk Management Framework, Cyber Risk, Systems Development Life Cycle, Cybersecurity, Continuous Monitoring, Security Management, Cyber Governance, Cyber Security Strategy, Security Controls, Infrastructure Security, Cyber Security Assessment, Incident Response, Cyber Security Policies, Authorization (Computing), Security Requirements Analysis, Information Assurance, Information Systems Security, Personally Identifiable Information, Data Security
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Scripting Languages, Scripting, Java, Java Programming, Server Side, Web Applications, Web Components
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, API Gateway, MySQL, Restful API, MongoDB, OAuth, Microservices, API Design, NoSQL, Object-Relational Mapping, Application Programming Interface (API), Database Design, Relational Databases, Unit Testing, SQL, Databases, MySQL Workbench, Server Side, Application Deployment, Javascript
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Ethics, Statistical Analysis, Experimentation, Research Design, Statistical Methods, Data Analysis, R (Software), Statistical Programming, Predictive Modeling, Data Science, Predictive Analytics, Probability & Statistics, General Science and Research, Correlation Analysis, Quantitative Research
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Large Language Modeling, Data Ethics, Google Gemini, Prompt Patterns, Responsible AI, AI literacy, LLM Application, Gemini, ChatGPT, Generative AI, Microsoft Copilot, Generative AI Agents, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), AI Workflows, Deepseek, Productivity, Automation, Business Operations
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: A/B Testing, Content Performance Analysis, Content Scheduling, Marketing Analytics, Business Intelligence, Performance marketing, Key Performance Indicators (KPIs), Campaign Management, Brand Marketing, Social Media Management, Customer Relationship Management (CRM) Software, Digital Marketing, Marketing Automation, Content Optimization, Email Marketing, Value Propositions, Data-Driven Marketing, Web Analytics, Brand Management, Content Strategy
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: WordPress, Ajax, Development Environment, Content Management Systems, Content Management, Secure Coding, Web Development, Data Management, Web Design and Development, PHP (Scripting Language), Database Management, Dashboard Creation, Cascading Style Sheets (CSS), Data Security, Application Security, Javascript
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Technical Design, User Feedback, Technology Solutions, Technical Consulting, Solution Design, Solution Architecture, Solution Delivery, SAP Applications, Technical Communication, Requirements Analysis, Business Analysis, Agile Methodology, Business Requirements, Requirements Elicitation, Gap Analysis, Customer Engagement, Presentations, Prioritization, Communication
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Unity Engine, Video Game Development, Object Oriented Programming (OOP), Object Oriented Design, Game Design, C# (Programming Language), Code Reusability, Event-Driven Programming, File I/O, UI Components, Data Import/Export, Configuration Management
Intermediate · Course · 1 - 3 Months