Lead Backend Engineer - Data Interoperability

b.well Connected Health; United States; On-site; USD 175,000 - 210,000; Full time

Job summary

b.well is seeking a Lead Backend Engineer for the Data Interoperability Team to drive real-time health data exchange across EHRs, wearables, and patient portals. You will lead a growing team, shape architecture, and ensure secure, compliant data flows using FHIR, Python, Spark, Kubernetes, and modern AI-assisted tooling.

Collaborate with product, clinical, and engineering teams to define interoperability requirements, adopt US Core and CMS rules, and connect to national networks (Carequality,

Qualifications

• 8+ years hands-on healthcare interoperability and health IT.
• 5+ years with FHIR standards (FHIR R4 required).
• 3+ years in technical leadership managing interoperability or data engineering teams.
• Proven track record leading real-time health data exchange for 100K+ patients.
• Experience integrating with 5+ EMR platforms.
• Experience with Patient Access APIs and Bulk FHIR APIs per CMS rules.
• Expert knowledge of HL7 FHIR R4 and US Core/USCDI.

Responsibilities

• Lead design and implementation of real-time health data interoperability solutions for millions of records.
• Architect and oversee Patient Access APIs and Bulk FHIR APIs across networks.
• Set technical strategy for FHIR adoption across integration points.
• Design scalable data pipelines ingesting data from EMRs, wearables, IoT, and remote monitoring.
• Establish standards and patterns for interoperability solutions.
• Lead evaluation of platforms, tools, and vendors.
• Build and maintain real-time pipeline infrastructure with Python, Spark, Prefect, Kubernetes.
• Mentor data engineers and safeguard data with security and privacy policies.
• Collaborate with product, clinical, engineering, and business teams.

Skills

Python

Java

JavaScript/TypeScript

Go

C#

Node.js

Spring Boot

.NET Core

Django/Flask

SQL/NoSQL

Tools

Node.js

Spring Boot

.NET Core

Django/Flask

Job description

Lead Backend Engineer - Data Interoperability Team

Company Overview

b.well is solving healthcare’s fragmentation problem with our FHIR-based health data management platform. The platform connects data from EHRs, wearables, portals, and other sources, while our intelligence engine personalizes the consumer experience. By simplifying the complex healthcare ecosystem, we make it easy and convenient for consumers to engage and take action—whether it’s scheduling care, setting reminders, accessing health data, and more. For our clients, this means better health outcomes, operational efficiency, and stronger consumer engagement.

Position Overview

We are seeking an exceptional Lead Interoperability Engineer to spearhead our healthcare data interoperability initiatives. This strategic technical leadership role requires a seasoned professional who will lead our interoperability team in building and scaling cutting‑edge solutions that enable seamless, secure, and compliant health data exchange across diverse healthcare ecosystems. The ideal candidate combines deep technical expertise in FHIR standards and healthcare APIs with proven leadership experience in managing high‑performing data engineering and interoperability teams.

As a Lead of Interoperability Engineering, you will be a critical member of the Health Care Data Interoperability team responsible for building and maintaining real‑time data pipelines and data infrastructure that connects to thousands of healthcare data sources around the country to bring together a person’s health record in one place.

What You’ll Do

• Lead the design, development, and implementation of large-scale, real‑time health data interoperability solutions supporting millions of patient records
• Architect and oversee Patient Access APIs, Provider Directory APIs, and Bulk FHIR APIs in compliance with CMS Interoperability and Patient Access Final Rule and lead the connections to national networks (Carequality, CommonWell, eHealth Exchange, TEFCA)
• Drive technical strategy for FHIR and US Core Implementation Guide adoption across all integration points
• Design scalable data pipelines for ingesting, transforming, and exchanging health data from multiple sources including EMRs, HIE/HINs, wearables, IoT devices, and remote patient monitoring systems
• Establish technical standards, best practices, and architectural patterns for interoperability solutions
• Lead evaluation and selection of interoperability platforms, tools, and vendor solutions
• Design, Architect, build, and maintain b.well’s data real‑time pipeline infrastructure using Python, Spark, Prefect, Kubernetes and applied LLMs / modern technologies
• Lead a team of data engineers to build data pipelines and infrastructure that connects to thousands of data sources around the country including health providers, insurance companies, pharmacies and labs.
• Help lead other developers to coach and improve their career development and amplify their impact
• You will safeguard sensitive data by following policies and training concerning your security and privacy responsibilities
• Collaborate with product, clinical, engineering, and business teams to define interoperability requirements

Experience

• 8+ years of hands‑on experience in healthcare interoperability and health IT
• 5+ years of direct experience with FHIR standards and implementations (FHIR R4 required)
• 3+ years in a technical leadership role managing interoperability or data engineering teams
• Proven track record of leading large‑scale, real‑time health data exchange implementations serving 100K+ patients
• Extensive experience integrating with multiple EMR systems (minimum 5+ different EMR platforms)
• Direct experience implementing Patient Access APIs and Bulk FHIR APIs in compliance with CMS regulations and with HIE/HIN integrations and national networks (Carequality, CommonWell, or similar)
• Expert‑level knowledge of HL7 FHIR R4 specification and resource models
• Deep understanding of US Core Implementation Guide, USCDI, and ONC certification requirements
• Proficiency with SMART on FHIR authorization framework (OAuth 2.0, OpenID Connect, SMART scopes)
• Strong knowledge of HL7 v2.x messaging standards (ADT, ORM, ORU, etc.)
• Experience with CDA (Clinical Document Architecture) and C‑CDA documents
• Strong knowledge of API security: OAuth 2.0, JWT, mTLS, API keys, rate limiting
• Proficiency with message queuing systems (Kafka, RabbitMQ, AWS SQS, Azure Service Bus)

Technical Skills - Programming & Development

• Strong programming skills in at least two of: Python, Java, JavaScript/TypeScript, Go, C#
• Experience with modern frameworks: Node.js, Spring Boot, .NET Core, Django/Flask
• Proficiency with SQL and NoSQL databases (PostgreSQL, MySQL, MongoDB, DynamoDB)
• Experience with data formats: JSON, XML, FHIR JSON/XML, HL7 v2.x, CSV
• Knowledge of data validation, schema validation (JSON Schema, FHIR Validator)

The target salary range for this position is $175,000 - $210,000 and is part of a competitive total rewards package including stock options, benefits, and incentive pay for eligible roles. Individual pay may vary from the target range and is determined by a number of factors including experience, location, internal pay equity, and other relevant business considerations. We review all employee pay and compensation programs annually at minimum to ensure competitive and fair pay.

Data shows that women, people of color, and other underrepresented groups may be less likely to apply for jobs unless they believe they are a perfect match. But b.well holds diversity amongst its key values, and we have a strong commitment to building our workforce and products through that lens.

We are committed to an inclusive and diverse b.well. We are an equal opportunity employer. We do not discriminate based on race, ethnicity, color, ancestry, national origin, religion, sex, sexual orientation, gender identity, age, disability, veteran, genetic information, marital status or any other legally protected status.