I applied online. The process took 2 weeks. I interviewed at Criteo (Paris) in Feb 2025
Interview
Un premier contact avec la RH, suivi d'une série d'entretien techniques (Algorithmie, Design Pattern, ...).
Le premier échange en anglais à été plutôt agréable puis à la suite des entretiens techniques je n'ai plus eu de réponses.
Interview questions [1]
Question 1
Assez classique sur un exercice d'algorithmie, trouver la solution la plus optimale pour obtenir le résultat.
Expliquer le terme de O la complexité de la solution.
This has first round of HR screening and two rounds of Technical round (more coding discussing with interviewer) and one round of system design. Later last round of offer discussion.
Processus de recrutement en quatre étapes : un entretien RH pour discuter du parcours et des motivations, un entretien technique Python d’environ 1h avec des exercices de programmation, un entretien technique web de 2h portant sur les technologies et concepts web, et enfin un entretien d’1h sur le software design pour évaluer les compétences en architecture et conception de systèmes.
Interview questions [1]
Question 1
Programme Python classique pour vérifier si les parenthèses sont valides
I applied online. I interviewed at Criteo (Bucharest, Bucuresti) in Jan 2026
Interview
application screening, followed by a initial video interview with the HR, than a first technical interview to assess basic qualifications. Questions were of type medium leetcode problem with deep dive and improvements after
Software Developer applicants have rated the interview process at Criteo with 3.1 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 80% positive. To compare, the company-average is 70.4% positive. This is according to Glassdoor user ratings.
Candidates applying for Software Developer roles take an average of 22 days to get hired, when considering 31 user submitted interviews for this role. To compare, the hiring process at Criteo overall takes an average of 26 days.
Common stages of the interview process at Criteo as a Software Developer according to 31 Glassdoor interviews include:
Phone interview: 31%
One on one interview: 28%
Skills test: 13%
Presentation: 10%
Group panel interview: 9%
Drug test: 3%
Background check: 3%
IQ intelligence test: 1%
Personality test: 1%
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