Senior Frontend Engineer (React Native/Fintech)

TL;DR

Senior Frontend Engineer (React Native/Fintech): Building a new consumer credit card for the Mexican market with an accent on high-quality mobile features and scalable frontend architecture. Focus on iterating product features in a startup environment, collaborating on API contracts, and delivering high-impact improvements.

Location: Must be based in Mexico City (Hybrid: home on Mondays and Fridays)

Company

A profitable fintech unicorn focused on rebuilding consumer finance products like loans and credit cards to help people get credit and save money.

What you will do

• Develop and evolve the React Native mobile application for the Mexican market.
• Deliver high-quality features using a clean and scalable frontend codebase.
• Collaborate with backend engineers to define API behaviors via documented contracts.
• Partner with product stakeholders to implement high-impact product improvements.
• Contribute to the broader frontend surface area, including web development.

Requirements

• Commercial experience with React Native and modern web development (React/NextJS).
• Solid understanding of TypeScript.
• Experience with automated testing approaches and the testing pyramid.
• Ability to leverage AI development tooling (copilots/agents) for delivery acceleration.
• English: B2 (Intermediate) written and spoken proficiency required.
• Location: Must be based in Mexico City.

Nice to have

• Working proficiency in Spanish.
• Production experience with GraphQL.
• Knowledge of mobile performance best practices and debugging.
• Experience with accessibility guidelines and tooling.
• Experience scaling products from zero to hundreds of thousands of users.

Culture & Benefits

• Hybrid work model with work-from-home options every Monday and Friday.
• Fresh, healthy lunches prepared by in-house chefs in the office (Tue-Thu).
• Private health insurance coverage.
• Best-in-class compensation, including equity.

Hiring process

• Initial video calls with the talent team and hiring manager.
• Cognitive assessment and a practical take-home React Native coding exercise.
• Final interviews including a technical peer session and an Engineering Manager interview.