Data Crawler

POSITION INTRODUCTION
We are looking for a professional Data Scraping specialist, capable of operating a large-scale data collection system, ensuring stability, accuracy and efficiency.
1. Professional Scraping System Development
Technical Requirements:
System Architecture:
Design cross-platform Python crawling scripts
Build scalable systems
Develop parallel crawling solutions
Manage large, multi-threaded data streams
Technologies:
Scrapy, BeautifulSoup
Selenium
Asyncio, Multiprocessing
Proxy management
IP rotation techniques
2. Data Processing and Normalization
Processing Methods:
Develop API data cleaning processes
Data transformation algorithms
Integrity checks
Remove noisy data
Tools:
Pandas
Data validation techniques
Machine Learning preprocessing
3. Database Management
Specialized Skills:
Advanced SQL:
Complex queries
Performance optimization
4. Monitoring & Optimization
Strategy:
Manage scraping system operations.
Track scraping performance
Challenge handling:
IP blocking
Speed ​​limiting
CAPTCHA