Max Ostapenko
Product Manager — Advertising, Data and Monetization
Berlin, Germany
Joined May 2026
Summary
Data product manager focused on making large-scale data systems efficient and cost‑effective. Max's work emphasizes BigQuery cost controls, reservation management and operational measures to prevent runaway cloud bills, and he has published practical guidance for protecting query costs. maxostapenko+2
Practitioner in advertising and monetization product management. His roles at Opera and public profiles highlight a specialization in ads data, monetization and product work that bridges engineering, analytics and marketing stakeholders. x
Open-source contributor and maintainer for community data projects. Max is a core maintainer and active contributor to the HTTP Archive data pipeline and the Web Almanac, and he maintains Masthead Data open-source tooling (Dataform packages and Terraform modules) to help teams manage and monitor cloud data platforms. github+2
Experienced product leader and mentor who helps teams adopt product culture and data-driven practices. He offers mentorship on product management topics, particularly for data-intensive B2B services, and presents a background combining math/economics with product leadership. mentoring-club+1
Work
Education
Projects
Writing
Privacy | 2024 (Web Almanac chapter)
December 1, 2024Chapter in the 2024 Web Almanac covering online tracking, privacy protections, and adoption of privacy-enhancing technologies on the web; contributed as an analyst/author/editor.
Safe query costs with BigQuery
June 1, 2024A practical guide describing steps to protect against unexpected BigQuery costs: setting query usage quotas, budget alerts, and monitoring query usage to prevent large billing spikes.
BigQuery Slot Efficiency Guide (co-author)
Guide focused on planning for cost-effective and performant BigQuery usage and slot efficiency (co-authored with Yuliia Tkachova).