I’m a technology leader and engineer with deep experience in databases, data management systems, and AI. Currently a Principal Engineer at Snowflake, I’ve previously built and scaled systems at AWS, Cloudera, and Microsoft.

Experience

SnowflakePrincipal Software Development Engineer

2020 — Now

2026 - current: Working on making SQL cool again :)

2024 - 2026: Worked on Cortex AISQL (https://arxiv.org/abs/2511.07663).

2020-2024: Worked on Unistore query processing (https://www.snowflake.com/en/data-cloud/workloads/unistore/).

Amazon Web ServicesSoftware Engineer

2018 — 2020

San Francisco Bay Area

AWS Redshift. Member of the query processing team.

ClouderaSoftware Engineer

2014 — 2018

San Francisco Bay Area

Worked on Apache Impala.

AmiatoSoftware Engineer

2012 — 2014

Palo Alto, CA

Worked on a data integration platform for semi-structured data.

Microsoft Jim Gray Systems LabResearch, SDE

2010 — 2012

Worked in SQL Server in-memory OLTP engine (Project Hekaton). Investigated the performance and scalability of Hekaton's core execution engine on non-uniform memory access (NUMA) hardware architectures. Implemented unique constraints in Hekaton's hash-based indices. Conducted research in workload partitioning techniques for parallel database systems.

Education

University of Toronto

PhD

University of Athens

MSc

University of Athens

Experience+1

Education

PhD

MSc

Bachelor

Experience