Senior Software Engineer (Web Scraping, Data acquisition, Data collection)

NielsenIQ · Lisbon, Lisbon · Remote-friendly

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Company: NielsenIQ
Location: Lisbon, Lisbon
Employment type: Full-time
Posted: October 12, 2026

About this job

Design and build distributed scraping architectures that can scale across thousands of domains. Reverse engineer APIs and mobile apps using tools like Frida, mitmproxy, Charles Proxy, burp and many more. Detect common anti-bot measures (like JavaScript checks or browser behavior detection) to build crawlers that adjust to appear more human-like. Lead technical innovation in scraping: identify edge cases, prototype new approaches, and share knowledge with the team. Set up anomaly detection and monitoring to detect blockers or failures early What You Bring 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.…

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