# Senior Software Engineer, RCM Email Agents

**Company:** [Commure](https://hotfix.jobs/companies/commure)
**Location:** Rio de Janeiro, Brazil
**Role:** Fullstack Engineering
**Salary:** $40k – $93k/yr
**Experience:** 5+ years
**Skills:** Python, FastAPI, React, JavaScript, TypeScript, Postgres, LLMs, AI Agents, Docker, Kubernetes, Observability, Incident Response, Distributed Systems, Queues, Third-Party Integrations
**Posted:** 2026-09-09

> Build and operate full-stack AI agents that automate high-volume healthcare revenue-cycle email workflows. The role requires strong Python/FastAPI, React, PostgreSQL, production engineering, and LLM or agent-harness experience.

## Job Description

## Responsibilities
- Design, build, and operate production AI agents for high-volume revenue cycle management (RCM) email workflows.
- Develop agent harnesses supporting tool use, structured workflows, context management, human escalation, and reliable execution.
- Build scalable backend services and APIs with Python and FastAPI.
- Create React and JavaScript interfaces for operations teams to review, manage, and improve agent activity.
- Design PostgreSQL schemas and data pipelines for workflow state, auditability, analytics, and agent performance.
- Integrate agents with email systems, internal services, healthcare workflows, and third-party platforms.
- Build evaluation frameworks measuring agent accuracy, resolution rate, escalation rate, latency, and cost.
- Establish monitoring, alerting, reporting, and safeguards for business-critical workflows.
- Investigate production failures, identify root causes, and improve system reliability.
- Work directly with RCM operators and customers to understand workflows and turn feedback into product improvements.
- Own projects from problem definition through implementation, deployment, and measurable production impact.
- Help establish a strong engineering culture as the team grows in Rio.

## Requirements
- Professional experience building and operating production software systems.
- Strong proficiency in Python and experience developing APIs and services with FastAPI.
- Strong full-stack development skills with React and JavaScript or TypeScript.
- Experience designing data models and production systems with PostgreSQL.
- Hands-on experience with LLMs, AI agents, or agent harnesses, including tool calling, orchestration, context management, evaluations, retries, and human-in-the-loop workflows.
- Understanding of production engineering, including testing, observability, alerting, incident response, and system reliability.
- Experience with containers and cloud infrastructure such as Docker and Kubernetes.
- Ability to move quickly while maintaining correctness, maintainability, and user experience.
- Strong product judgment and ability to simplify complex operational workflows.
- Excellent ownership and communication skills with technical and non-technical stakeholders.
- Builder mindset and enthusiasm for applying AI to healthcare problems.
- Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.

## Nice to Have
- Experience building email agents, support automation, workflow engines, or asynchronous processing systems.
- Experience developing evaluation systems for LLM-powered products.
- Familiarity with revenue cycle management, healthcare billing, claims, remittance, or practice-management workflows.
- Experience building systems requiring strong auditability, security, and data privacy.
- Experience operating high-volume distributed systems with queues, background workers, and third-party integrations.

## Security Requirements
- Employees must follow information security policies, protect organizational assets, and report confirmed or potential security events and risks.
- Employees must attest to these requirements upon hire and annually.

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