# Senior Software Engineer

**Company:** [Counsel Health](https://hotfix.jobs/companies/counsel-health)
**Location:** New York, NY, Boston, MA
**Role:** Backend Engineering
**Salary:** $185k – $225k/yr
**Experience:** 5+ years
**Skills:** APIs, Data Modeling, Distributed Systems, Multi-Tenant Architectures, RAG, Search Systems, Time-Series Data
**Posted:** 2026-07-02

> Senior Backend Engineer on the Platform & Integrations team, owning external APIs, health data models, retrieval infrastructure, and enterprise integrations for an AI-native medical group. Requires 5+ years building production backend systems, external APIs, data modeling (esp. time-series), distributed systems, and RAG/search at scale.

## Job Description

## What You'll Do
- Design and evolve our external API and embedded product layer with long-term stability, disciplined versioning, and enterprise-grade craftsmanship
- Evolve our agentic retrieval harness to support patient and clinical search across structured and unstructured data, with strict permission and audit guarantees
- Build reusable platform primitives that let external partners embed and extend our AI capabilities, so every integration adds lasting platform leverage
- Contribute to core data models that unify structured health records, unstructured inputs, and high-frequency time-series signals

## Who You Are
- Cares deeply about API craftsmanship and long-term system design
- Has built complex systems that external customers rely on
- Enjoys modeling messy real-world data, especially high-frequency signals, into clean, durable abstractions
- Has built comprehensive search or RAG systems at production scale
- Has helped scale early systems from 1 to 10 in a fast-paced environment
- Thrives in small, high-leverage teams where ownership is real
- Has a track record of maintaining and leveling up operational excellence across engineering organizations

## What You Bring
- 5+ years building production backend systems, ideally in high-growth environments
- Experience designing and maintaining external-facing APIs used by customers or partners
- Strong data modeling instincts, particularly around time-series or high-frequency data
- Experience working with distributed systems and multi-tenant architectures
- Comfort contributing to greenfield architectural design while shipping pragmatically

## What We Offer
- Competitive salary + equity
- Comprehensive healthcare, vision + dental, 401K, Unlimited PTO, Parental Leave

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