Keynote Speakers 2022 – Big Data Technology Warsaw Summit
BigData Technology Warsaw Summit 2023
David Morávek
Lead Software Engineer, Ververica
David is a Lead Software Engineer at Ververica and Apache Beam and Apache Flink committer. He has spent most of the last decade working on petabyte-scale data pipelines, messing with database internals and leading some amazing engineering teams. Currently, his main focus is with the distributed coordination layer of Apache Flink and bringing Apache Flink cloud native.

Max Schultze
Data Engineering Manager, Zalando
Max Schultze is a data engineering manager working on building a data infrastructure platform at Zalando, Europe’s biggest online platform for fashion. His focus is on building data pipelines at petabytes scale, productionizing distributed processing engines like Spark and Trino, and providing services and tooling for data management to hundreds of teams across the company. As an early adopter of the data mesh paradigm, he is frequently advocating its usage through conference appearances, online trainings, and a recent "Data Mesh in Practice" publication at O'Reilly Media. Max graduated from Humboldt University of Berlin, actively taking part in the university’s initial development of Apache Flink.

Aru Singh
Director of Data Science, Willa
Aru leads the data science team at Willa, a FinTech startup based in Stockholm that focuses on invoicing and payments for US-based freelancers." He holds undergrad degrees in Computer Science and Political Science from Grinnell College (USA), and attended graduate school in Economics at The Graduate Institute of International Studies (Switzerland). Prior to HiQ, he worked in the statistics/analytics and data science teams at the United Nations, Yahoo, Truecaller, Springworks and HiQ. Outside work, he enjoys reading about psychology/tech/politics, cricket, cooking, playing squash and running.

Olof Granberg
Director of data & advanced analytics, ICA Gruppen
I have worked within analytics for the last 15 years and come from an old-school Kimball background. As the technology and methodologies have evolved so have I. I am constantly working hard to embrace new ways of maximizing long-term business value out of analytics.

Qi An
Data Scientist, Willa
Qi works close to Aru in the Analytics and Data Science team at Willa, a FinTech startup based in Stockholm that focuses on invoicing and payments for freelancers. He has work experience in different industries, such as logistics, customer services, gaming and fintech (now). Sci-fi movies, cooking & hiking in the forest are his favorite activities.