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.

Johns Hopkins University
Skills you'll gain: Data Manipulation, Data Cleansing, Data Wrangling, Data Import/Export, Data Collection, Data Management, Web Scraping, R Programming, MySQL, SQL, Application Programming Interface (API)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: File Management, MySQL, Control Panels, Database Management, Web Servers, Email Automation, Server Administration, System Configuration, Data Storage, Web Analytics and SEO, Network Routing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: React Native, Flutter (Software), Mobile Development, React Redux, React.js, Ajax, Javascript, JavaScript Frameworks, Apple iOS, Front-End Web Development, Data Structures, Debugging, iOS Development, User Story, Android Development, UI Components, Cross Platform Development, JSON, Full-Stack Web Development, Scripting
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Javascript, Back-End Web Development, Server Side, Front-End Web Development, Scripting, Event-Driven Programming, Web Applications, Mobile Development, HTML and CSS, Web Development
Beginner · Guided Project · Less Than 2 Hours

University at Buffalo
Skills you'll gain: Blockchain, Test Driven Development (TDD), Cryptography, Application Development, Transaction Processing, Emerging Technologies, Application Design, Integrated Development Environments, Software Architecture, Network Protocols, Encryption, Web Applications, Program Development, Distributed Computing, Microsoft Azure, FinTech, Secure Coding, Cloud Computing Architecture, Development Environment, Web Development Tools
Intermediate · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, Web Applications, Cloud Services, Amazon Elastic Compute Cloud, Information Technology, Cloud Computing, Public Cloud, IT Infrastructure, Computer Systems, Amazon S3, Web Development, General Networking, Web Servers, Operating Systems, Servers, Virtualization, Data Centers, Hypertext Markup Language (HTML), Data Analysis, Project Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Experience Design, Responsive Web Design, Web Design and Development, Prototyping, Graphic and Visual Design, User Interface and User Experience (UI/UX) Design, Figma (Design Software), Web Design, User Interface (UI), Wireframing, Typography, Web Applications, Mobile Development, Design Thinking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Unit Testing, Test Driven Development (TDD), Software Testing, Data Structures, Python Programming, Computer Programming, Development Environment, Integrated Development Environments, Debugging, Algorithms, Django (Web Framework), Cloud Hosting
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Analytics, Search Engine Optimization, Web Design, Retail Management, Order Management, Promotional Strategies, E-Commerce, Content Management, Marketing Strategies, Blogs, Customer Relationship Management (CRM) Software, Business Management, No-Code Development, Dashboard, Email Marketing
Beginner · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Blockchain, Web Development Tools, Software Development Tools, Cloud Storage, Web Applications, Development Testing, Application Development, Transaction Processing, Application Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI, Database Design, ChatGPT, Data Pipelines, Query Languages, Extract, Transform, Load, Responsible AI, Data Warehousing, Data Ethics, Data Infrastructure, AI Product Strategy, Data Architecture, Data Mining, Data Synthesis, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Image Quality, Machine Learning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: OpenAI, Development Environment, Application Development, Game Design, Web Scraping, Software Development Tools, Machine Learning
Intermediate · Course · 1 - 3 Months