Alexandre Bertails

Data, Functional Programming, Distributed Systems

San Francisco, California, United States
email: French+American citizen


Professional experience

Jan 2022 - ongoing

Netflix • Los Gatos, CA

Senior Software Engineer - Data Platform
Member of the Data Discovery team for the Netflix Data Platform, enabling users/clients to interact with the platform capabilities and find relevant assets.
  • Led initiative to federate the Data Platform APIs into the Enterprise GraphQL gateway.
  • Maintained, migrated, and federated domain graph services for workflow orchestration and notebooks into the Enterprise GraphQL gateway.
  • Maintains the GraphQL Search service for the Data Platform.
Mar 2015 - Jan 2022

Apple • Cupertino, CA

Software Engineering Manager - Apple Media Products
Led the engineering team building the platform for AMP (Apple Music, Apple TV+, Apple Podcast, …) to move its legacy infrastructure to Kubernetes across multiple clouds. Also managed secrets and identity services.
Senior Data Engineer - Fraud Engineering, Algorithms, Risk
Data engineer supporting data scientists through better tooling.
  • Maintained our timeseries library for aggregating data in streaming+batch jobs, and for querying models in realtime services.
  • Reduced time-to-market for onboarding new Spark jobs from days to minutes.
  • Built highly scalable regex-based filtering engine for Spark.
  • Implemented GDPR requirements for Fraud's infrastructure.
Staff Engineer - Marcom
Involved in everything data for in Apple’s Worldwide Marketing Communications. Single-handedly and dramatically improved's SEO posture.
Feb 2014 - Feb 2015

Pellucid Analytics • New York, NY

Pellucid makes a tablet- and browser-based software solution for data visualizations.
Senior Software Engineer
Started on the data team and later moved to the vizualization team.
Jul 2009 - Feb 2014

World Wide Web Consortium (W3C) - Massachusetts Institute of Technology (MIT) • Cambridge, MA

The W3C is an international consortium that develops open standards to ensure the long-term growth of the Web.
Software and System Engineer
I was part of the W3C Systems Team where I led the development of a unified platform for the W3C validators and participated (editor, team contact, software engineer) in various RDF and Linked Data Working Groups.
May 2008 - Jul 2009

Atos - Open Source Center • Paris, France

Atos is an international IT services company.
Software Engineer
I worked for the French National Library on their digital library and preservation project SPAR.
  • Implemented data transformation pipelines, from data modeling in RDF to SPARQL queries using Virtuoso.
  • Typical Java stack: Maven, J2EE, Spring.
Sep 2007 - Apr 2008

Entropic-Synergies • Paris, France

Entropic-Synergies is a web-agency specialized in social games.
Software Engineer
Implemented white-label products to be licensed to various Websites.
Mar 2006 - Sep 2007

INRIA • Saclay, France

INRIA is the French National Institute for Research in Computer Science and Control.
PhD candidate
I was researching certified compilers for synchronous languages à la Lustre using the Coq proof assistant. I was also teaching Computer Science and Networks at Telecom ParisTech, IFIPS, University of Paris XI, and University of Paris VII.


MSc in Computer Engineering at Telecom ParisTech • Paris, France
MSc in Computer Science at MPRI - University Paris VII • Paris, France
BSc in Computer Science at University Paris VII (ranked 1st) • Paris, France

Language proficiency