Founding Backend Engineer: Scale to 1M+ users & AI systems

Niulix is seeking a founding engineer to own critical systems across multiple platforms serving 150K+ users and overseeing live production.

You will tackle anti-fraud, automated QA, and a heavy backend as we scale to 1M+ users and daily payout flows across 100+ countries. The ideal candidate completed a prépa plus a 3-year engineering degree from top schools; French-speaking is mandatory.