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.

Skills you'll gain: Canva (Software), Graphic and Visual Design, Design, Graphic Design, Digital Design, Typography, Layout Design, Design Elements And Principles, Photo Editing, File Management, Color Theory
Mixed · Course · 1 - 3 Months

Skills you'll gain: Android Studio, Android Development, Android (Operating System), Mobile Development, Application Development, User Interface (UI), User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Human Computer Interaction, Interaction Design, Usability, Development Environment, Development Testing, Debugging
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Data Mining, Text Mining, Innovation, Data Integration, Unstructured Data, Big Data, Data Analysis, Exploratory Data Analysis, Data Presentation, Data Visualization Software, Feature Engineering, Analysis, Model Evaluation, Natural Language Processing, Technical Writing, Classification Algorithms, Algorithms
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Spring Framework, Model View Controller, Java Platform Enterprise Edition (J2EE), Software Design Patterns, Java Programming, Java, Enterprise Architecture, Secure Coding, Application Servers, Software Design, Software Architecture, Application Security, Programming Principles, Security Assertion Markup Language (SAML), Dependency Analysis, System Programming, Web Applications, OS Process Management, Maintainability, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Front-End Web Development, Frontend Performance, Responsible AI, Data Ethics, Frontend Integration, Generative AI, Code Review, User Interface and User Experience (UI/UX) Design, Prompt Engineering, Software Documentation, UI/UX Strategy, Test Automation, Test Tools, HTML and CSS
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Mining, Data Science, Data Modeling, Big Data, Analytical Skills, Unstructured Data, Data Preprocessing, Data Quality, Data Collection, Model Evaluation, Technical Communication, Technical Writing
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Hypertext Markup Language (HTML), Verification And Validation, Javascript, Web Applications
Intermediate · Guided Project · Less Than 2 Hours

Goodwill Industries International
Skills you'll gain: digital literacy, Cultural Responsiveness, Community Outreach, Training Programs, Relationship Building, Active Listening, Course Development, Cultural Diversity, Computer Literacy, Disabilities, Workforce Development, Community Development, Research, Workplace inclusivity, Web Content Accessibility Guidelines, Diversity Awareness, Curriculum Planning, Needs Assessment, Digital Communications, Rapport Building
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Hardware Troubleshooting, Computer Networking, Network Protocols, Web Applications, Computer Security Awareness Training, Network Routers, Wireless Networks, Technical Support and Services, Encryption, Security Awareness, Computer Literacy, System Configuration, Microsoft Office, Authentications, Microsoft Windows, Peripheral Devices, Patch Management, Technical Support, Mac OS, Database Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Restful API, Cloud API, Application Programming Interface (API), Postman API Platform, API Design, API Testing, Java Programming, Java, Mobile Development, Apache Maven, Program Development, Web Development, Eclipse (Software), Software Design
Intermediate · Guided Project · Less Than 2 Hours

University of California, Irvine
Skills you'll gain: Swift Programming, iOS Development, Apple iOS, Objective-C (Programming Language), Mobile Development, Application Development, Apple software proficiency, Application Servers, Object Oriented Programming (OOP), Data Structures, User Interface (UI)
Mixed · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Semiconductors, Electronics Engineering, Computer Architecture, Thermal Management, Scalability, Systems Integration, Materials science, Manufacturing Processes, Technical Standard, Reliability
Beginner · Course · 1 - 3 Months