Founding Engineer

6 days ago

Doncaster South Yorkshire, United Kingdom ECW Search Full time

Founding Engineer – Mobile & AI (Stealth Start-up | Launching 2026) Location: Remote
Type: Full-Time / Founding Team
Salary: Competitive compensation (salary + meaningful equity)
Our client is a stealth start-up launching publicly in 2026, building an AI-powered personal transformation platform designed to change how millions of people grow, learn, and express themselves.

The next decade will be defined by AI-powered personal development, and our client is building a flagship product that helps people unlock opportunities, find confidence, and improve their lives through intelligent, real-time guidance.

The Role — Founding Mobile & AI Engineer:

We’re searching for a founding full-stack/mobile engineer who wants to build a category-defining AI product from the ground up.

You will be responsible for taking the product vision and turning it into a beautifully polished, high-performance mobile experience used by people around the world.

Implement a delightful, world-class user experience centred on:
AI-powered feedback and insights
Daily habit-building loops
Smooth animations and micro-interactions
Build and maintain a scalable backend (Node/Python).
Ship fast, iterate fast, and help create something users genuinely love.

What you will help shape:

Engineering practices & development velocity
Infrastructure & data systems
Future hiring for engineering and design

This is a rare opportunity to be the person who actually builds the first version of a company’s flagship AI product.

You love creating new things, shipping 0→1 products, and turning ideas into polished experiences. You’re happiest when you’re building.

A mobile engineer with taste who cares about clean UI, smooth motion, intuitive interactions, speed and craftsmanship.

React Native or Swift/SwiftUI
js / Python backend
PostgreSQL / Firebase
4+ years professional engineering experience.
~ Experience shipping and maintaining mobile apps.
~ Strong ability to take product requirements and turn them into elegant software.
~ Clear understanding of building scalable backend systems.
~ If you’re inspired by the idea of building and taking a new AI product into the real world, shaping its identity, and leading the journey to launch, we would love to hear from you.

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