sgillis

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Experience

Mooltipass

Freelance software engineer • July 2015 - Now

Mooltipass is a simple offline password keeper. Worked on the Chrome app responsible for the communication between the Mooltipass device and the Mooltipass Chrome extension.

Mobile Vikings

Software Engineer • August 2013 - Now

Set up VoIP based on Kamailio and FreeSWITCH. Built high availability infrastructure using Docker and CoreOS. Implemented real time billing and call detail record storage systems.

Designed Mobile Vikings API which is used by the Viking App (>100.000 users) and handles third party integration (Uber, Zalando)

Integration of Mobile Vikings Poland payment system

University of Antwerp

PhD student • August 2012 - July 2013

Simulation of superconducting systems on HPC infrastructure. I extended existing simulation software to simulate more general classes of superconductors. Wrote tool to automatically classify new superconducting states using image recognition.

Computational linguistics & psycholinguistics research center

Freelance software engineer • 2011 - Now

Statistical analysis of infant speech formants

Survey tool used for rating audio uttered by infants. Front end written in Elm, back end written in Haskell.

Projects

  • Bristle - Mustache templating library in Haskell
  • GiphyBot - Telegram bot that talks using GIFs
  • Telegram - Telegram Bot API client for Haskell
  • Hiphy - Giphy API client for Haskell
    • Hamyr - Prototype Haskell+Yesod implementation of a point management webservice.
    • Connect four - Simple connect four clone in JavaScript. Includes simple neural network for AI players.

Skills

  • Amazon AWS
  • CoreOS
  • C
  • Clojure
  • Django
  • Docker
  • Elm
  • Haskell
  • MySQL
  • Postgres
  • Python
  • R
  • Vim
  • Yesod

Education

University of Leuven

Master in Theoretical Physics - Magna Cum Laude • 2012

Holographic free energy of finite temperature conformal field theory with defects

University of Hasselt

Bachelor in Physics - Magna Cum Laude • 2010

Conferences

  • LambdaCube 3D • June 20, 2015 • Amsterdam
  • Amazon AWSome Day • March 26, 2015 • Amsterdam
  • Django Under the Hood • November 14-15, 2014 • Amsterdam
  • Disrupt Europe Hackathon • October 18-19, 2014 • London
  • Makerland • March 17-19, 2014 • Warsaw

Publications

  • Hide, O., Verhoeven, J., Gillis, S., De Maeyer, S., & Gillis, S. (2011, July 19-23). Vowel acoustics of hearing impairment: A comparison between typically developing, hearing-assisted and cochlear implant speech. Paper presented at the 12th International Conference for the Study of Child Language, Montreal.
  • Gillis, S., Jäykkä, J., Miloševic, M. (2013, August 22). Vortex states in mesoscopic three-band superconductors. Physical Review B.
  • Verhoeven, J., Hide, O., De Maeyer, S., Gillis, S., & Gillis, S. (Under revision). Hearing impairment and vowel production. A comparison between typically developing, hearing-aided and cochlear implanted Dutch children. Journal of Communication Disorders.