Member of Technical Staff: iOS Engineer

About ego

AI applied research lab building synthetic sapience; human-like AI

Tech

Unreal Engine, C++, AWS, Azure, Roblox

The role

Member of Technical Staff: iOS Engineer (Ego) Location: San Francisco, CA (hybrid) · Reports to: Founding team## About the roleEgo AI is a YC-backed applied AI research lab building the behavioral infrastructure for AI companions and agents. We work at the intersection of real-time conversational instincts, memory, and persistent identity; the layer that makes AI feel genuinely alive. We're a small, fast-moving team and we're defining a new category of human-AI interaction.## What you'll do* Own the iOS surface for Ronin — our suite of AI agents — from design handoff to production* Work directly with our designer and backend engineer to implement high-fidelity designs with precision and speed* Build and maintain the core mobile experience: real-time voice interfaces, conversational flows, and agent interactions* Ship fast, iterate with the team, and take full ownership of the mobile codebase## What we're looking for**Must have*** Shipped at least one consumer iOS app with real users* Strong SwiftUI fundamentals and comfort owning a codebase end-to-end* Ability to implement high-fidelity designs faithfully — pixel precision matters* Always-ship mindset: you close loops, don't leave things in draft, and take pride in getting things out the door**Nice to have*** Experience building agentic or LLM-powered features on mobile* Background in consumer apps — social, utility, or anything with high daily engagement* Familiarity with real-time audio or voice interfaces* Comfort working in a fast-moving, early-stage environment where the product is still being definedProjects this hire will own\Use AI tools freely. We do. You will walk us through the design and defend every trade-off, so own each decision in the repo.