Jane Street Frontend Engineer interview experience

The recruiter was helpful about timing, and the overall vibe felt friendly and normal rather than adversarial.

In the technical follow-up, the interviewer clearly had strong React skills even though they worked with OCaml day to day. The conversation felt like it focused on my ability to reason about software, not just pass a narrow puzzle.

In the end, I didn’t get an offer in one instance, but I did have at least one positive experience where I received an offer—only to decline later after getting a better offer at another quant trading firm. Overall, the experience left me feeling good