Descripción de la oferta
Senior Software Engineer (Web Scraping, Data acquisition, Data collection) NielsenIQ Barcelona, barcelonés (comarca); provincia de barcelona; cataluña, SpainDescripción del trabajoCompany DescriptionAt NIQ Digital shelf, scraping isn't just about collecting data, it's about outsmarting the obstacles that stand in the way of visibility. Every day, we process tens of billions of data points from thousands of sources, both web and mobile, and transform them into actionable insights for the world's top retailers and brands.You'll join a team of 60+ scrapers, engineers, analysts, and data lovers from across the globe. As part of our scraping and R&D team, you'll have space to experiment, push boundaries, and bring bold ideas to life. You'll collaborate closely with Customer Success, Operations, and Data to ensure we extract high-quality, actionable data — fast and at scale.This isn't just a coding job. You'll need to think like a hacker, move like an engineer, and act like an inventorJob DescriptionDesign 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.QualificationsWhat You Bring5+ 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, 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, 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.Good knowledge of databases like MongoDB, InfluxDB, and Redis, including how they work and how to optimize them.Bonus SkillsExperience with real-device simulation for mobile scraping.Comfortable building and maintaining distributed task queues (Celery, Kafka, etc.).Experience scraping high-security platforms or mobile-first environments.Exposure to Linux or cloud environments (AWS, GCP, etc.).Basic understanding of Kubernetes, Cloud Run, and Cloud Functions to deploy and orchestrate scraping workloads.Additional InformationWhy Join NIQ Digital shelfOur BenefitsFlexible working environmentVolunteer time offLinkedIn LearningEmployee-Assistance-Program (EAP)NIQ may utilize artificial intelligence (AI) tools at various stages of the recruitment process, including résumé screening, candidate assessments, interview scheduling, job matching, communication support, and certain administrative tasks that help streamline workflows. These tools are intended to improve efficiency and support fair and consistent evaluation based on job-related criteria. All use of AI is governed by NIQ's principles of fairness, transparency, human oversight, and inclusion. Final hiring decisions are made exclusively by humans. NIQ regularly reviews its AI tools to help mitigate bias and ensure compliance with applicable laws and regulations. If you have questions, require accommodations, or wish to request human review were permitted by law, please contact your local HR representative. For more information, please visit NIQ's AI Safety Policies and Guiding Principles: NIQNIQ is the world's leading consumer intelligence company, delivering the most complete understanding of consumer buying behavior and revealing new pathways to growth. In 2023, NIQ combined with GfK, bringing together the two industry leaders with unparalleled global reach. With a holistic retail read and the most comprehensive consumer insights—delivered with advanced analytics through state-of-the-art platforms—NIQ delivers the Full View. NIQ is an Advent International portfolio company with operations in 100+ markets, covering more than 90% of the world's population.For more information, visit NIQ.comOur commitment to Diversity, Equity, and InclusionAt NIQ, we are steadfast in our commitment to fostering an inclusive workplace that mirrors the rich diversity of the communities and markets we serve. We believe that embracing a wide range of perspectives drives innovation and excellence. All employment decisions at NIQ are made without regard to race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, genetic information, marital status, veteran status, or any other characteristic protected by applicable laws. We invite individuals who share our dedication to inclusivity and equity to join us in making a meaningful impact. To learn more about our ongoing efforts in diversity and inclusion, please visit the SummaryType: Full-timeFunction: General BusinessExperience level: Mid-Senior LevelIndustry: Market Research
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