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.

The State University of New York
Skills you'll gain: Digital Design, digital literacy, Infographics, Content Creation, Graphic Design, Multimedia, Brainstorming, Planning, Information Management, Literacy, Lifelong Learning, Computer Literacy, Critical Thinking, Investigation, Data Ethics, Research, Digital Communications, Open Source Technology, Intellectual Property, Web Content Accessibility Guidelines
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Kubernetes, Cloud-Native Computing, Google Cloud Platform, Application Deployment, Scalability, Load Balancing, Containerization, Data Persistence, Data Storage, Cloud Security, General Networking
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Rust (Programming Language), Containerization, Data Pipelines, CI/CD, Docker (Software), Jenkins, Application Deployment, DevOps, LLM Application, Hugging Face, Large Language Modeling, Test Case, Restful API, Serverless Computing, Generative AI, Amazon Web Services, Command-Line Interface, Natural Language Processing, Computer Programming, Cloud Computing
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Ggplot2, Data Wrangling, Statistical Modeling, Exploratory Data Analysis, Plot (Graphics), R Programming, Data Import/Export, Predictive Modeling, Data Visualization, Data Visualization Software, Statistical Hypothesis Testing, Data Analysis, Data Manipulation, Data Modeling, Regression Analysis, Web Scraping, Data Science, R (Software), Data Analysis Software
Beginner · Specialization · 3 - 6 Months

Unilever
Skills you'll gain: Web Analytics, Digital Marketing, Google Analytics, Social Media Marketing, Search Engine Marketing, Social Media Strategy, Marketing Strategies, Search Engine Optimization, Keyword Research, Marketing Analytics, A/B Testing, Advertising Campaigns, Smart Goals, Performance Analysis, Key Performance Indicators (KPIs), Value Propositions
Beginner · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Intrusion Detection and Prevention, Security Controls, Continuous Monitoring, Incident Response, Vulnerability Assessments, Software Development Life Cycle, Cybersecurity, Computer Security Incident Management, Cyber Security Policies, Cyber Security Assessment, Information Assurance, Network Security, Risk Management Framework, Cloud Security, Authentications
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Angular, Web Components, Cascading Style Sheets (CSS), JavaScript Frameworks, Application Frameworks, UI Components, Front-End Web Development, TypeScript, Web Applications, Hypertext Markup Language (HTML), Web Development, Development Environment
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Service Level, Acceptance Testing, Database Management, Software Engineering, Web Applications, Performance Testing, Scalability, Microservices, Software Architecture, Data Architecture, Distributed Computing, Data Infrastructure, System Monitoring, Functional Requirement, Application Deployment, User Acceptance Testing (UAT), Application Development, Prototyping, Predictive Modeling, Big Data
Build toward a degree
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Generative AI, Cloud Deployment, Artificial Intelligence, Data-Driven Decision-Making, Computer Programming
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Authentications, Application Security, Open Web Application Security Project (OWASP), Secure Coding, Serverless Computing, Cryptography, Risk Management Framework, Threat Modeling, Cloud Security, Infrastructure Security, Package and Software Management, Node.JS, Web Applications, Javascript, Vulnerability Management, Cloud Services, Cloud Platforms, Web Development, Identity and Access Management, Security Controls
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, Front-End Web Development, Animations, Mockups, User Interface (UI), Web Development, Debugging
Intermediate · Specialization · 1 - 3 Months

Peking University
Skills you'll gain: Bioinformatics, Markov Model, Informatics, Biotechnology, Biomedical Technology, Life Sciences, Molecular Biology, Big Data, Database Software, Data Mining, Biology, Algorithms, Data Processing, Statistical Modeling, Statistical Methods
Mixed · Course · 3 - 6 Months