Me postulé a través de una agencia de empleos. El proceso tomó 1 semana. Acudí a una entrevista en Citadel Securities en ene 2020
Entrevista
I was put in touch with the company via a headhunter. The interview was over coderpad and the phone. The interviewer asked questions about bash, networking, and C++. We did not get around to discussing math/stats.
Preguntas de entrevista [1]
Pregunta 1
Given a struct A containing only a single integer data member, how would you write a hash function for an std::unordered_set<A> in C++?
Me postulé a través de un reclutador. Acudí a una entrevista en Citadel Securities (Londres, Inglaterra)
Entrevista
5 rounds in total, starting with hr, hiring manager, potential team. Fairly technical: manager round was a theory quiz covering computer fundamentals, the rest of the rounds were coding rounds
Preguntas de entrevista [1]
Pregunta 1
Write a matching engine, write ring buffer, lock free queue
Me postulé a través de un reclutador. Acudí a una entrevista en Citadel Securities en mar 2026
Entrevista
I had a intro phone call and then a technical. The technical was a leetcode style question. They wanted to know more about what team I would be best fit for.
Me postulé en línea. El proceso tomó 1 semana. Acudí a una entrevista en Citadel Securities (Gurgaon, Haryana) en oct 2025
Entrevista
I applied online for the junion C++ quantitative developer role. After one week, I got intital OA which was a C++ hackerrank. The problem required to optimize an already given function.
Preguntas de entrevista [1]
Pregunta 1
The problem required to optimize an already given function.