CareerPlan

Senior Software Engineer

New York CityFull-time$175k–$200k2026-11-10
On-siteVisa sponsorship offered

Core

Architect and build full-stack features for a voice-first AI companion platform serving older adults, focusing on backend memory pipelines and conversation analysis tools.

Role type

Founding Staff Full-Stack Engineer (AI/LLM)

Builds

Voice-first AI companion platform with personalized memory systems

Domain

Consumer AI / Elderly Care / LLMs

Deliverable

production ML models

Required skills

Python, ReactJS, API design, LLMs, RAG, vector databases, scalable system design

Preferred skills

Early-stage startup experience, solo system shipping, product intuition

Technologies

Python, React, Pinecone, LLM tools

Responsibilities

Architect full-stack features, design reliable infrastructure for AI companions, collaborate with CEO/CTO, improve AI quality through data tooling and observability

Seniority

Staff, founding team