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Senior Security Engineer

Nelo · CDMX · On-site

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About Nelo

Obtén tu crédito Nelo en minutos y compra en tus tiendas favoritas. Paga servicios, recargas y compras en quincenas desde tu celular. Backed by Homebrew.

About the role

Be your best selves: ambition, hard work, intellectual curiosity Move fast, learn fast: hundreds of experiments run monthly; rigorous experimentation cultureAbout the role Found on 1752vc Careers, the job board for startup and VC roles.

What they're looking for

  • Engineering background with substantial time spent on security in production environments
  • Strong hands-on experience with cloud security fundamentals, ideally on AWS
  • Comfortable building and modifying infrastructure with Terraform or equivalent IaC tooling
  • You ship code and own outcomes, not just recommendations
  • Strong signals
More about this role

Nelo is a leading fintech in Mexico reimagining credit to expand consumer buying power. Founded in 2019 by former Uber international growth team leads Kyle Miller and Stephen Hebson, Nelo offers credit cards, BNPL loans, bill payments, and its own marketplace — all under one app — designed from first principles for a mobile-first, real-time payments world.

With $100M in annual revenue, $1B in annualized GMV, and $140M+ raised in equity and debt, Nelo is one of the most capital-efficient consumer fintech companies in Latin America. The company is profitable — positive operating profit in both 2024 and 2025. It runs lean and technical: 60 employees, 8 engineers, with AI driving underwriting, collections, and operations.

HQ: Mexico City, Mexico; commercial and people operations in New York City

Founded: 2019

Team size: 60 FTEs

Open roles: 10+

Website: nelo.mx

Stage: Post-Series A; $100M credit facility (Victory Park Capital, 2022); profitable

Benefits: 401k, open PTO, medical, dental, vision, STD, LTD, fertility

Be your best selves: ambition, hard work, intellectual curiosity

Everyone is an owner: all employees receive equity including customer support; 10-year option expiration;...

Read the full posting on Nelo's site ↗

Engineering

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