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Adonis

Adonis

Featured role

New York, USA$165K – $185K + Equity
Featured roleNew York, USA$165K – $185K + Equity

Full Stack Engineer at AdonisSeries C healthcare AI startup

Join Adonis, a Series C healthcare AI company backed by General Catalyst, as we revolutionize revenue operations for hospitals and physician groups. With $95M raised and 4x revenue growth, we are building autonomous AI agents to recover billions in lost healthcare revenue. As a Full Stack Engineer in our NYC headquarters, you'll own features end-to-end across a modern Python and React stack, working alongside an elite team to solve one of healthcare's most complex financial challenges. If you have 3+ years of experience and a passion for building high-impact products, apply to join our mission at 3 World Trade Center.

Overview

Why this role stands out

Join a high-caliber team at 3 World Trade Center building AI agents that fix healthcare revenue operations. You will own end-to-end features across a Python, React, and PostgreSQL stack, designing systems that proactively resolve insurance claims. This role is perfect for engineers with product intuition who want to solve a multi-billion dollar problem.

Company

Adonis

Adonis

adonis.io

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Adonis - Series C healthcare AI startup backed by General Catalyst

Responsibilities

What you will do

  • Design, architect, and implement scalable full-stack solutions using Python and TypeScript/React to power autonomous revenue cycle agents.
  • Build and maintain robust APIs and complex data pipelines that process healthcare claims data with high precision and performance.
  • Partner directly with Product and Design to prototype and ship customer-facing dashboards that provide deep insights into revenue outcomes.

Candidate profile

Who this is a fit for

  • Possesses 3+ years of production experience with Python, TypeScript/React, and PostgreSQL in a fast-paced software environment.
  • Demonstrates strong systems design expertise and the ability to architect efficient, scalable client-facing applications from the ground up.
  • Brings domain experience in healthcare technology or revenue cycle management (RCM) from companies like Cedar, Flatiron, or Oscar Health.

What makes it remarkable

Why this role is remarkable

  • Work at a hyper-growth Series C startup that grew revenue 4x last year and has raised over $95M from elite investors like General Catalyst and Bling Capital.
  • Tackle a critical mission fixing the broken US healthcare reimbursement system, directly helping providers recover the 15% of revenue typically lost to administrative friction.
  • Join an elite engineering culture at a prime NYC location, working alongside veterans from Google and Cedar with 100% employer-paid benefits and free daily lunch.

Jack & Jill

How Jack & Jill work together

Jack
I get to know what you’re great at, then find roles you’d never find yourself.
Jill
I recruit from Jack’s network and make the intro when I spot a great match.

About Jack & Jill

Meet Jack

Jack gets to know what you are great at, what you want next, and makes sure Jill considers you for the right opportunities.

How does this work?

Jack's an AI agent for job searching and career coaching. He works for you.

Jill is the AI recruiter working for the company. She recruits from Jack's network.

If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

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