Senior Growth-Focused Full-Stack Engineer (React Native)

Kraken; México; On-site; MXN 900,000 - 1,500,000; Full time

Job summary

Kraken is seeking a Senior Full Stack Engineer to join a fast, growth-focused team. You will build consumer-facing features in React Native and TypeScript, running end-to-end experiments from hypothesis to measurement and iteration.

You will collaborate closely with Product and, when needed, contribute to backend services to ship experiments that scale across markets and users. The role emphasizes rapid, high-velocity experimentation over lengthy roadmaps, with ownership of experiments and a

Qualifications

• 6+ years of software development experience with React/React Native.
• Proven track record of growth experiments with measurable impact on conversion, activation, retention or revenue.
• Backend proficiency to design and implement services and APIs, with openness to Rust.
• Strong JavaScript/TypeScript fundamentals, including APIs, WebSockets and real-time systems.
• Experience designing, running and analysing A/B tests with feature flags and data analytics.
• End-to-end ownership of product features and ability to operate with ambiguity.

Responsibilities

• Build and ship consumer-facing features quickly in React Native and TypeScript.
• Own experiments end-to-end—from hypothesis through launch and iteration.
• Improve onboarding, activation and feature discovery to drive conversions and trading revenue.
• Collaborate with Product to run lightweight experiments and measure impact.
• Contribute to backend services and APIs as needed to ship experiments.
• Read results and decide when to scale or kill experiments.

Skills

React

React Native

JavaScript/TypeScript

Growth experiments

A/B testing

Product engineering mindset

Tools

Statsig

Rust

SQL

APIs

Job description

Kraken is seeking a Senior Full Stack Engineer to join a fast, growth-focused team. You will build consumer-facing features in React Native and TypeScript, running end-to-end experiments from hypothesis to measurement and iteration.

You will collaborate closely with Product and, when needed, contribute to backend services to ship experiments that scale across markets and users. The role emphasizes rapid, high-velocity experimentation over lengthy roadmaps, with ownership of experiments and a