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: Feature Engineering, Model Deployment, Data Ethics, Exploratory Data Analysis, Model Evaluation, Unsupervised Learning, Tensorflow, Application Deployment, Dimensionality Reduction, MLOps (Machine Learning Operations), Model Training, Probability Distribution, Apache Spark, Statistical Hypothesis Testing, Supervised Learning, Design Thinking, Market Opportunities, Data Science, Machine Learning, Python Programming
★ 4.4 (386) · Advanced · Specialization · 3 - 6 Months

Yonsei University
Skills you'll gain: TCP/IP, Routing Protocols, Network Protocols, Open Shortest Path First (OSPF), Network Routing, Cybersecurity, Network Monitoring, Network Security, Cyber Attacks, Network Performance Management, Intrusion Detection and Prevention, Network Routers, Network Infrastructure, File Transfer Protocol (FTP), Dynamic Host Configuration Protocol (DHCP), Network Architecture, System Configuration, Network Analysis
★ 4.6 (2.8K) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Make.com, Email Automation, DeepSeek API, Deepseek, Agentic Workflows, AI Workflows, User Interface (UI), LLM Application, AI Orchestration, AI Integrations, Human Computer Interaction, No-Code Development, Retrieval-Augmented Generation, AI Product Strategy, Automation, Application Programming Interface (API), Workflow Management, Natural Language Processing, Prompt Engineering, Debugging
★ 4.1 (66) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: TikTok, Video Production, Photo/Video Production and Technology, Content Creation, Content Scheduling, Web Analytics and SEO, Photography, Content Development and Management, Social Media Campaigns, Social Media Marketing, Content Performance Analysis, Social Media Content, Driving engagement, Social Media, Search Engine Optimization, Video Editing, Videography, Brand Marketing, Social Media Analytics, Visual Storytelling
★ 3.8 (55) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Database Design, Frontend Integration, Continuous Integration, Restful API, Database Development, Docker (Software), Model View Controller, Front-End Web Development, Relational Databases, Databases, Web Design and Development, User Story, CI/CD, Java, Java Programming, Database Application, Full-Stack Web Development, Spring Boot, Back-End Web Development, Software Design Documents
★ 4 (11) · Advanced · Course · 1 - 3 Months

Skills you'll gain: User Research, UI/UX Research, User Interface and User Experience (UI/UX) Design, User Interface (UI), User Experience, UI/UX Strategy, User Centered Design, Responsive Web Design, UI Components, Figma (Design Software), Wireframing, Responsible AI, Prototyping, Persona (User Experience), Usability Testing, Experience Design, Human Centered Design, Ideation, Brainstorming, Animations
★ 4.5 (93) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Back-End Web Development, Server Side, Full-Stack Web Development, Middleware, Authentications, API Design, Application Programming Interface (API), User Accounts, Databases, JavaScript Frameworks, GitHub, Development Environment, Data Validation
★ 4.6 (44) · Intermediate · Course · 1 - 4 Weeks

Technical University of Denmark (DTU)
Skills you'll gain: Biotechnology, Process Engineering, Chemical Engineering, Sterilization, Biological Engineering, Microbiology, Process Control, Cell Cultures, Production Process, Biochemistry, Scalability, Manufacturing Processes, Process Development, Cell Biology, Equipment decontamination, Asepsis
★ 4.7 (345) · Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Data Structures, Programming Principles, Python Programming, Computer Programming, Web Development Tools, Software Engineering, Web Development
★ 4.5 (44) · Beginner · Course · 1 - 4 Weeks

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

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Object-Relational Mapping, Web Development, Context Management, Scripting Languages, Scripting, Middleware, Server Side, Data Storage, Data Sharing, Data Persistence, Event-Driven Programming, Enterprise Application Management, Web Components
★ 4.6 (226) · Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Typography, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, UI Components, Web Design, Web Design and Development, Front-End Web Development, Animations, Mockups, User Interface (UI), User Interface (UI) Design, Web Development, Debugging
★ 4.6 (56) · Intermediate · Specialization · 1 - 3 Months