Web crawler courses can help you learn how to extract data from websites, manage large datasets, and optimize crawling strategies. You can build skills in parsing HTML, handling JavaScript-rendered content, and implementing rate limiting to avoid getting blocked. Many courses introduce tools like Scrapy and Beautiful Soup, that support web scraping projects, and demonstrate how to use APIs to enhance data collection and analysis.

Northeastern University
Skills you'll gain: Agile Methodology, React.js, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Web Content Accessibility Guidelines, Front-End Web Development, Web Development, Wireframing, Web Applications, HTML and CSS, Application Deployment, Responsive Web Design, Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: Shiny (R Package), User Interface (UI), Data Visualization Software, Interactive Data Visualization, Application Deployment, Web Applications, Front-End Web Development, Data Analysis, Back-End Web Development, Spatial Data Analysis, Web Development, Full-Stack Web Development, Python Programming, Application Development, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Server Side, Web Development, Web Scraping, Web Applications, Back-End Web Development, Integration Testing, Python Programming, Web Services, Extensible Markup Language (XML), Package and Software Management, Development Testing, Unit Testing, Performance Tuning, Cross Platform Development, Hypertext Markup Language (HTML), Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Interactive Design, User Interface (UI), Web Design and Development, Frontend Performance, Web Applications, Web Content, Application Programming Interface (API), Real Time Data, Web Content Accessibility Guidelines, Semantic Web, Browser Compatibility, Data Storage, Data Validation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), User Experience Design, Mockups, User Centered Design, Usability Testing, User Interface (UI) Design, Design Elements And Principles, Interaction Design, Prototyping, Technical Communication, Typography, Layout Design, Color Theory
Beginner · Course · 1 - 3 Months

Skills you'll gain: ASP.NET, .NET Framework, Restful API, Application Programming Interface (API), API Design, C# (Programming Language), Back-End Web Development, Databases, Data Persistence, Data Validation, Data Mapping, Data Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Flask (Web Framework), Web Development, Web Applications, Application Development, Web Development Tools, Object-Relational Mapping, Back-End Web Development, Software Development, Database Management, Python Programming, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Angular, Front-End Web Development, UI Components, HTML and CSS, Responsive Web Design, User Interface (UI), Web Applications, JavaScript Frameworks, Cascading Style Sheets (CSS), User Interface and User Experience (UI/UX) Design, Software Design, TypeScript, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI) Design, Usability, User Experience Design, Web Design, UI Components, Wireframing, Prototyping, Mockups, Data Sharing, AI Workflows
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Test Script Development, Test Automation, Acceptance Testing, Software Testing, Web Development Tools, Usability Testing, Data Validation, Debugging
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: NumPy, Pandas (Python Package), Image Analysis, Data Manipulation, Matplotlib, Computer Vision, Data Analysis, Interactive Data Visualization, Python Programming, Data Visualization, JSON, Programming Principles, Scripting, Scripting Languages, Data Structures, Development Environment, Microsoft Visual Studio, Integrated Development Environments, Computer Programming, Software Installation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cloud Foundry, Cloud Applications, Cloud Platforms, Command-Line Interface, Platform As A Service (PaaS), Cloud Development, User Accounts, Cloud Management, Cloud Deployment, Scalability, Web Development Tools, Cloud Computing, Network Troubleshooting
Intermediate · Guided Project · Less Than 2 Hours