Engineer Infinity-toposes as extensional type theories (H/F)
Contract type : Fixed-term contract
Level of qualifications required : PhD or equivalent
Fonction : Temporary scientific engineer
Level of experience : Recently graduated
Context
The candidate will be a member of the Picube team at the IRIF lab (irif.fr) and a member of the Malinca project (malinca.org).
Assignment
The objective of the position is to develop a "dictionary" of correspondences between topos theory and type theory, in particular between infinity-toposes and the calculus of inductive constructions (e.g. classifiers as possibly-univalent universes, Ω as hProp, fibered types as indexed types, ...)
Main activities
The work will notably consist in independent research and development, publications or implementations of the results obtained, participation to the research activities in proof theory at IRIF and laboratories nearby.
Skills
Technical skills and level required: expertise in homotopy type theory and infinity category theory.
Languages: French and English
Benefits package
- Subsidized meals
- Partial reimbursement of public transport costs
- Leave: 7 weeks of annual leave + 10 extra days off due to RTT (statutory reduction in working hours) + possibility of exceptional leave (sick children, moving home, etc.)
- Possibility of teleworking and flexible organization of working hours
- Professional equipment available (videoconferencing, loan of computer equipment, etc.)
- Social, cultural and sports events and activities
- Access to vocational training
- Social security coverage
General Information
- Theme/Domain :
Proofs and Verification
Scientific computing (BAP E) - Town/city : Paris
- Inria Center : Centre Inria de Paris
- Starting date : 2026-10-01
- Duration of contract : 6 months
- Deadline to apply : 2026-09-30
Warning : you must enter your e-mail address in order to save your application to Inria. Applications must be submitted online on the Inria website. Processing of applications sent from other channels is not guaranteed.
Instruction to apply
Defence Security :
This position is likely to be situated in a restricted area (ZRR), as defined in Decree No. 2011-1425 relating to the protection of national scientific and technical potential (PPST).Authorisation to enter an area is granted by the director of the unit, following a favourable Ministerial decision, as defined in the decree of 3 July 2012 relating to the PPST. An unfavourable Ministerial decision in respect of a position situated in a ZRR would result in the cancellation of the appointment.
Recruitment Policy :
As part of its diversity policy, all Inria positions are accessible to people with disabilities.
Contacts
- Inria Team : PICUBE
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Recruiter :
Herbelin Hugo / Hugo.Herbelin@inria.fr
About Inria
Inria, the French national institute for research in digital science and technology, supports the French government in national research and innovation strategies in the digital field, acting as Digital Programs Agency. Inria leads over 300 research and innovation projects with its 3,500 scientists, engineers, and support staff, in partnership with universities and the digital ecosystem (businesses, entrepreneurs, and public stakeholders). Together, we explore strategic fields such as artificial intelligence, cybersecurity, quantum computing, cloud technologies, digital transformation in healthcare, digital twins, and digital technologies for defence. We develop practical solutions such as software, tech startups, partnerships with national companies, and cutting-edge training programmes. Our goal is to drive scientific, technological, and industrial excellence to ensure France’s digital sovereignty.