Founding Full Stack Engineer

Known Dating; United States; Remote; USD 80,000 - 100,000; Full time

Job summary

A startup focused on innovative dating solutions is looking for a Founding Full Stack Engineer to build and maintain features across the stack. The ideal candidate has at least 5 years of experience with TypeScript, React, and Node.js, along with a passion for consumer-facing applications. Responsibilities include feature ownership from conception to deployment, and collaboration on AI-driven products.

Qualifications

• 5+ years of experience in full-stack or frontend/backend engineering.
• Comfortable working across the stack and learning quickly.
• Experience in consumer-facing mobile applications is a plus.

Responsibilities

• Build and iterate on mobile features with React Native.
• Extend and maintain backend APIs in Node.js/TypeScript.
• Collaborate with AI/ML engineers to expose model-powered features.

Skills

TypeScript

React

React Native

Node.js

AI integrations

Job description

We're looking for a Founding Full Stack Engineer with 5+ years of experience in full-stack or frontend/backend engineering, strong in TypeScript, React, React Native, and Node.js. You should be comfortable working across the stack, learning fast, and have a track record of shipping polished, consumer‑grade experiences. Bonus points if you have experience with AI integrations, voice AI, or recommendation systems, and a background in consumer‑facing mobile applications.

What you'll do:

• Build and iterate on mobile features with React Native.
• Extend and maintain backend APIs in Node.js/TypeScript.
• Integrate with third‑party APIs (OpenAI/Anthropic, reservations, payments, messaging).
• Contribute to frontend components in React (web app).
• Collaborate with AI/ML engineers to expose model‑powered features via APIs/UI.
• Take ownership of features from conception to deployment, ensuring a seamless user experience.
• Work closely with the founding team to define product roadmap and technical architecture.
• Lead initiatives to scale our platform and improve performance.
• Design and implement robust API solutions that support our AI‑driven matching algorithm.