Senior Software Engineer (SEO Tech)

Job description

About the Team: Chonk Team The Chonk Team is the technical powerhouse behind Allegro’s SEO business unit. We are a specialized engineering squad (4 Developers, Project Manager, and Leader) responsible for one of the largest traffic entry points on the Polish internet. We don't just maintain; we innovate. Last year, we launched Allegro Rankings, a product now scaling internationally. Currently, we are embarking on a high-impact mission: building a Market Trend Prediction engine using Large Language Models (LLMs). This is a rare opportunity to shape the architectural foundations of a project that turns AI experiments into production-grade business solutions Your main responsibilities: As a Senior Software Engineer, you will act as a Technical Leader and architect for the SEO business area. You will have the autonomy to drive technical decisions and lead the team through the complete lifecycle of complex products—from initial PoC to petabyte-scale production. Your main focus areas: - Engineering Excellence: Leading by example through mentorship, high-quality code reviews, and establishing engineering standards. - Big Data at Scale: Designing and optimizing systems that handle massive...