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Founding Mobile Engineer — React Native (Crypto Trading)

we source talent European Union
Remote
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AI Summary

Founding Mobile Engineer role at a highly funded, self-funded crypto trading firm to architect and build a high-performance React Native trading app from scratch. Responsibilities include designing the app architecture, building spot and perpetual trading features, shipping to the App Store, and ensuring production reliability at scale. Requires 6–15 years of mobile engineering experience with proven 0-to-1 React Native and TypeScript expertise.

Key Highlights
Founding engineer role — own all foundational technical decisions from day one
Fully remote position based in Europe
Base salary £225k–£250k with bonus (2–3x base total cash) plus equity
Self-funded, profitable from launch with no outside investors or dilution
Founders previously scaled a product to $5.4M revenue in year one and worked at companies with $1B+ valuations
Key Responsibilities
Architect the entire React Native app from zero, making all foundational technical decisions
Build a best-in-class trading experience (spot and perps) optimised for speed and low latency
Ship the app from 0 to App Store on a rapid timeline working directly with the founder and UI/UX designer
Ensure the app scales to 25–50k+ daily active users and $100M+ daily volume without performance degradation
Own production reliability end to end, fix critical bugs immediately, and automate release pipelines
Technical Skills Required
React Native TypeScript Mobile Engineering
Benefits & Perks
Base salary £225k–£250k
Bonus potential at 2–3x base for total cash compensation
Equity participation
Fully remote work (Europe)
Self-funded company with no dilution

Job Description


🚨 Founding Mobile Engineer — React Native | Crypto Trading 🚨

📍 Fully Remote - Europe📍

💷 $225k–$250k base + bonus (realistically 2–3x base total cash) + equity 💷


Highly Funded Crypto Firm are looking for a Founding Mobile Engineer to architect and build a high-performance crypto trading app from the ground up.


The founders scaled their last product to $5.4M revenue in year one with two people and have worked at multiple companies that passed $1B valuations. Self-funded, no outside investors, no dilution, and profitable from launch by design.


Job Description:

  • Architect the entire React Native app from zero,every foundational technical decision is yours
  • Build a best-in-class trading experience (spot and perps) optimised for speed and low latency across every interaction
  • Ship from 0 to App Store on a rapid timeline, working directly with the founder and a dedicated UI/UX designer
  • Ensure the app scales to 25–50k+ daily active users and $100M+ daily volume without performance degradation
  • Own production reliability end to end — fix critical bugs the hour they land, automate release pipelines


🎯 Requirements:

  • 6–15 years in mobile engineering
  • Built and architected React Native applications from scratch (0 to 1) in TypeScript
  • 0-to-1 feature work at a prominent brokerage, wallet, or mobile crypto trading app
  • Independently designed, built and scaled a consumer mobile app to 1M+ users


Please feel free to apply or email [email protected] or call 077 256 18 238 to learn more.


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