Joan Massachs

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I am a data analyst with experience in social networks and machine learning. I have a formation in both Computer Science and Mathematics, where I excelled specially in algorithmics.

Experience

Complex Systems Researcher
Eurecat, Centre Tecnològic de Catalunya, Barcelona.
2022 - 2023
Network analysis in order to understand phenomena like polarization or hate speech in Twitter discussions.

Visiting student
Fondazione ISI, Torino.
2019 - 2020
Aplication of machine learning techniques to understand Trumpsim in Reddit. Publication of Roots of Trumpism.

Education

Master in Innovation and Research in Informatics
Universitat Politècnica de Catalunya, Barcelona.
2020 - 2022
Speciality in Data Science.
Thesis: Reproducibility of Twitter network analysis.

Bachelor Degree in Computer Science
Centre de Formació Interdisciplinària Superior (CFIS),
Universitat Politècnica de Catalunya (UPC), Barcelona.
2015 - 2020
Speciality in Computating.
Thesis: Roots of Trumpism.

Bachelor Degree in Mathematics
Centre de Formació Interdisciplinària Superior (CFIS),
Universitat Politècnica de Catalunya (UPC), Barcelona.
2015 - 2020
Thesis: Roots of Trumpism.

International Baccalaureate
Institut Jaume Vicens Vives, Girona.
2013 - 2015
With a CiMs-CELLEX scholarship.

Spanish Baccalaureate
Institut Jaume Vicens Vives, Girona.
2013 - 2015

Other honors

Computer science contests:

Silver medal at Southwestern Europe Regional Contest (SWERC), 2016.
Participation in International Olympiad in Informatics (IOI), 2015.
Bronze medal at Ibero-American Olympiad in Informatics, 2015.
Gold medal at Olimpiada Informática Española (OIE), 2015.

Mathematics contests:

Bronze medal at Olimpiada Matemática Española (OME), 2015.
First award at Olimpíada Matemàtica Catalana, 2014.

Physics contests

Honor mention at Olimpiada Española de Física (OEF), 2015.

Scholarships:

CiMs-CELLEX scholarship, 2013.

Courses

Barcelona ACM-ICPC Programming Bootcamp
Harbour Space University, Barcelona.
2017

Moscow International Workshop ACM-ICPC
Moscow Institute of Physics and Technology, Moscow.
2016

Estímul del Talent Matemàtic (Estalmat)
Universitat Politècnica de Catalunya, Barcelona.
2010 - 2012

Publications

Reproducibility of Twitter network analysis
Joan Massachs. Directed by Luce Prignano, Emanuele Cozzo, and Ramon Ferrer. Masater thesis, Universitat Politècnica de Catalunya. 2022.
[link] [pdf] [zenodo]

Roots of Trumpism: Homophily and social feedback in Donald Trump support on Reddit
Joan Massachs, Corrado Monti, Gianmarco De Francisci Morales, and Francesco Bonchi. Proceedings of the 12th ACM Conference on Web Science. 2020.
[link] [pdf] [github]
It received a Honorable Mention to the Best Paper of the conference.