Alexandre Passant, Software Developer in Dublin, Ireland
Alexandre Passant

Software Developer in Dublin, Ireland

Member since March 12, 2014
Alexandre is a full-stack engineer with extensive experience in web-based systems, data engineering, and science, as well as APIs (building and consuming), knowledge scraping, NLP, NoSQL, Machine Learning, distributed systems, and more. He has proven ability to build new architectures from scratch and clear technical knowledge on existing projects.
Alexandre is now available for hire




Dublin, Ireland



Preferred Environment

Python, JavaScript

The most amazing...

...thing I've built is a full pipeline for content discovery, search, and recommendations.


  • Software Developer

    2013 - PRESENT
    • Design critical systems used by government agencies to handle employee transactions using Python/Django.
    • Build a web-based platform to interact with medial devices with Python/Django and SOAP.
    • Build back-end systems for travel operators, from API design to implementation in Node.js.
    Technologies: Python, Flask, Django, Redis, Google Cloud Platform, Debian
  • Co-Founder/CTO

    2012 - PRESENT
    Music & Data Geeks
    • Build, a full-fledged recommendation platform (Python, Machine Learning, AngularJS).
    • Create multiple data-analytics pipelines combining data from Twitter, YouTube, Freebase, and more, hosted on the Google Cloud platform.
    • Build web-based systems for leading music magazines to let them embed curated content into streaming services, using Python and Flask.
    • Write a book about music and technologies, covering various data-science aspects (recommendations, analytics, etc.).
    • Give technical talks and write technical documentation on the topic aimed at various levels, from other developers to CxOs.
    Technologies: Python, Google Cloud Platform, Redis,
  • Research Fellow

    2008 - 2012
    Digital Enterprise Research Institute
    • Designed a distributed microblogging platform using PHP, HTML5, and Websockets.
    • Built a privacy-aware publish-subscribe system on top of Google's PubSubHubbub.
    • Built an ontology-based infrastructure for a presence/messaging system on top of XMLL.
    • Published about 100 research papers in the areas of social networking, semantic web, and distributed systems.
    Technologies: Python, PHP, Distributed Systems


  • - Music Discovery (Development)

    A full-fledged music discovery platform, including a data-extraction pipeline and recommender system, a RESTful API, and a responsive web front-end


  • Other

    Software Developer, Software Development
  • Languages

    Python, SQL, JavaScript
  • Frameworks

    Django, Flask, AngularJS
  • Libraries/APIs

    YouTube API, Twitter API, Freebase API, Twilio API, Polymer, Facebook SDK
  • Paradigms

    Agile Software Development, Distributed Programming, Object-oriented Design (OOD), Object-oriented Programming (OOP), Kanban
  • Platforms

    Linux, Google App Engine
  • Tools

  • Storage

    Google Cloud, Memcached, Redis, MySQL


  • Ph.D. degree in Computer Science
    2005 - 2009
    University of Paris, Sorbonne - Paris

To view more profiles

Join Toptal
Share it with others