Senior Software Engineer (Web Scraping, Data acquisition, Data collection)
NielsenIQ · Warsaw, Masovian Voivodeship
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- Company
- NielsenIQ
- Location
- Warsaw, Masovian Voivodeship
- Employment type
- Full-time
- Posted
- October 12, 2026
About this job
Set up anomaly detection and monitoring to detect blockers or failures early 5+ years of experience with Python and large-scale scraping projects. Deep understanding of anti-bot technologies and how to bypass them, fingerprinting, WAFs, JavaScript challenges, etc. Experience working with Scrapy, Requests, httpx, Selenium, Playwright, or custom headless browser drivers. Skilled at handling proxies (residential, datacenter, rotating), session management, cookie injection, and TLS tweaking. Strong debugging skills across browser, HTTP traffic, and device-level interactions. You think independently and enjoy solving problems no one has solved before. Familiarity with structured storage formats (Parquet, Avro), or real-time stream processing.…
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