Gargantext Back End Developer (Haskell, PostgreSQL, Python)


The complex systems institute of Paris IdF is developing new methods and tools to explore and interact with science at the level of a research communities or disciplines. They combines state-of-the art research in text analytics, big data, (social) networks analysis and visualization and are developed under open source license to maximize their dissemination.

This position is part of a three year project that aims at changing the way scholars and decision-makers interact within large scientific institutions as well as with the industrial sphere and civil society.

Job Details

Type of Contrat : CDD (contrat de droit public CNRS – selon diplôme et /ou expérience – grille accessible en ligne )
Duration : 12 renewable. Full time
Start : from april 2018 (asap)
Salary : According to CNRS salary grid (depends on experience).
Application : see form below
Working place : ISC-PIF, 113 rue Nationale, Paris 13eme arr.


The Back-End Developer will work under the responsability of the Gargantext project manager within ISC-PIF.  S|he will collaborate with the Mines-Telecom Institute. S|he will be responsible for creating robust backend (database optimization and REST apis) for both the Text-Mining Platform Gargantext ( and Community Explorer (Comex). The Back-End Developer is a part of a team of scientists and front-end developers.

The Back-End Developer will work on new and existing applications for mining scientific communities and their production, building custom applications for research and industrial needs. The ideal candidate must be willing to work in a free software environment, managing multiple competing priorities and assignments. The candidate must have a strong technical background and be current on modern technologies.


Work iteratively with scientists and front-end developers to refine the infrastructure and functionalities of a text-mining platform leading to producing code of high quality (please show your last open source code projects).


  • Bachelor’s degree
  • Developing under Linux Environment and Well versed in free software engineering principles, frameworks and technologies
  • Knowledgeable of databases (PostgreSQL) and data-driven design
  • Skilled at back-end engineering using Functional Programming Haskell and Object-Oriented Python language
  • Know how to collaborate with Git

Know-how in team

Good relationship, knowing how to combine team spirit and autonomy.

Institutional context

The Complex Systems Institute of Paris Ile-de-France (ISC-PIF, is an inter-institutional organization and a unit of the National Center for Scientific Research (UPS3611), the largest French research organization. ISC-PIF is in partnership with more than a dozen of Universities and other french research organizations, as well as with the city of Paris and Ile-de-France Region.

Interface between disciplines, but also between research organizations and higher education, the ISC-PIF is a place dedicated to the development of innovative and interdisciplinary research on complex systems at the crossroad between modeling, high performance computing and big data. Located in Paris, it catalyzes, since 2005, the emergence of common and interdisciplinary practices, facilitating access to skills, work areas and pooled research resources.

The Mines-Télécom Institute, a public scientific, cultural and professional establishment constituted in the form of a large institution.