Clinical Data Engineer - TypeScript

Mercor; San Francisco (CA); On-site; USD 100,000 - 130,000; Full time

Job summary

Obsidian is hiring a Software Engineer for building backend integration services that connect clinical data between EHR systems in an on-site position located in California. You will design integrations using HL7 v2, FHIR, and EHR APIs, mainly leveraging TypeScript and Node.js.

The ideal candidate has a strong background in production systems with a minimum of 3 years of experience and a solid understanding of healthcare technologies. This full-time role promises opportunities to work in a dynamic environment focused on improving healthcare technology.

Qualifications

• 3+ years building production systems with Node.js and TypeScript.
• Prior experience at a healthcare startup or health-data integration platform.
• Strong fundamentals in algorithms, data structures, OOP, concurrency, and distributed systems.

Responsibilities

• Build robust TypeScript/Node.js services for EHR integrations.
• Architect integration services using HL7 v2, FHIR, and EHR APIs.
• Deploy microservices on AWS and ensure HIPAA-compliant security.

Skills

Node.js

TypeScript

EHR integration

Cloud-native applications

RESTful API design

Education

3+ years of software development experience

Tools

AWS

Kubernetes

Job description

Join a leading digital health technology company's engineering team to build the integration services that move clinical data between EHR systems.

Overview

A leading digital health technology company is hiring a Software Engineer, Clinical Data to design and build the backend integration services that move clinical data between electronic health record (EHR) systems. You'll architect integrations using HL7 v2, FHIR, and EHR APIs in TypeScript/Node.js.

This is a full-time, on-site W-2 employment position with Cincinnatus LLC, based in Seattle, WA or Madison, WI, with the opportunity to be placed at a leading healthcare technology company as part of their extended workforce.

Key Responsibilities

• Build robust TypeScript/Node.js services for EHR integrations.
• Architect integration services using HL7 v2, FHIR, and EHR APIs.
• Deploy microservices on AWS with containerization; implement data validation, monitoring, and HIPAA-compliant security.
• Contribute to code reviews and system-design discussions.
• Use AI‑assisted coding tools to accelerate development, and collaborate with product managers on clinical workflow solutions.

Core Qualifications

• 3+ years building production systems with Node.js and TypeScript.
• Prior experience at a healthcare startup or health‑data integration platform, with knowledge of FHIR, HL7, patient identity management, or clinical data modeling.
• Strong computer science fundamentals: algorithms, data structures, OOP, concurrency, and distributed systems.
• RESTful or event‑driven API design and implementation experience.
• Microservices or cloud‑native application scaling experience (AWS, Kubernetes).
• Must be a U.S. citizen or permanent resident located in the United States; this role is on‑site in Seattle, WA or Madison, WI.

Preferred Qualifications

• Experience implementing OAuth2.0 / SMART on FHIR authentication flows.

About Cincinnatus LLC

Cincinnatus LLC is an enterprise staffing company that partners with leading technology companies to source and employ highly skilled professionals for contingent and contract‑based opportunities. Cincinnatus serves as the employer of record for these engagements, providing W-2 employment, payroll, benefits, and compliance, while placing employees directly within client teams to work on high‑impact initiatives.

Equal Employment Opportunity

Cincinnatus is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, reproductive health decisions, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, political views or activity, or any other legally protected characteristic.