Senior Scraping Engineer — Scale, Anti-Bot & Innovation

NielsenIQ; España; Presencial; EUR 60.000 - 90.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Flexible working environment

Volunteer time off

LinkedIn Learning

Employee-Assistance-Program (EAP)

Descripción de la vacante

NIQ is seeking a senior Python scraping engineer to design and build scalable data extraction systems across thousands of domains. You will reverse engineer APIs, bypass anti-bot measures, and ensure high-quality data delivery at scale.

Join a global team of engineers and data enthusiasts, focusing on innovation, experimentation, and rapid problem solving in a flexible work environment.

Formación

• 5+ years of experience with Python and large-scale scraping projects.
• Deep understanding of anti-bot technologies and bypass methods.
• Experience with Scrapy, Requests, httpx, Selenium, Playwright or custom headless browsers.
• Proficiency with proxies (residential, datacenter, rotating), session management, TLS tweaking.
• Strong debugging across browser, HTTP traffic, and device-level interactions.
• Ability to think independently and solve novel problems.
• Familiarity with Parquet/Avro or real-time streaming; databases MongoDB, InfluxDB, Redis.

Responsabilidades

• Design and build distributed scraping architectures that scale across domains.
• Reverse engineer APIs and mobile apps using expert tooling.
• Detect anti-bot measures and adapt crawlers to appear human-like.
• Lead technical innovation in scraping and share knowledge with the team.
• Set up anomaly detection and monitoring to catch blockers early.

Conocimientos

Python

Large-scale scraping

Independent problem solving

Debugging

Anti-bot technologies

Herramientas

Frida

mitmproxy

Charles Proxy

Burp Suite

Requests

httpx

Selenium

Playwright

Scrapy

Descripción del empleo

NIQ is seeking a senior Python scraping engineer to design and build scalable data extraction systems across thousands of domains. You will reverse engineer APIs, bypass anti-bot measures, and ensure high-quality data delivery at scale.

Join a global team of engineers and data enthusiasts, focusing on innovation, experimentation, and rapid problem solving in a flexible work environment.