Elsevier

Backend API’s and Integrations Software Engineer III

Philadelphia, PA, USA · Mid

Sponsorship not specified$79k-$131kDetected 61 days ago

JavaScriptJavaNode.jsDistributed SystemsDockerKubernetesCI/CDAPI DevelopmentRESTgRPCOAuthOpenAPICybersecurityTest AutomationTCP/IPDNSLoad BalancingHL7/FHIR

About the role

You will focus on Kong API Management, backend API lifecycle (setup, testing, maintenance), HL7 FHIR, and enterprise integrations, primarily using Java and JavaScript.
The ideal candidate has solid network fundamentals, can work comfortably with YAML (for declarative configs and pipelines), and thrives in pragmatic, production-oriented engineering-no frontend development in this space.
It combines a massive curated medical knowledge base with conversational AI so clinicians can ask questions in natural language and get concise, clinically relevant responses backed by real scientific evidence.

Responsibilities

Design & Build Distributed Services
Building and maintaining a FHIR data facade that maps internal domain data to FHIR resources (read/search/transform), ensuring correctness and performance.
Developing backend integrations with downstream systems (REST, gRPC, messaging/queues) and handle schema/contract evolution.
Owning the API lifecycle: design (OpenAPI), implementation, automated testing (unit/integration/contract), versioning, and SLO-driven operations.

Requirements

3+ years of Professional Experience in backend software engineering.
working proficiency in JavaScript/Node.js.
familiarity with FHIR resource modeling and transformations (e.g., Patient, Observation, Encounter).

Nice to have

Implementing resilient, observable microservices and integration components (Java preferred
Node.js/JavaScript where appropriate).
We know your well-being and happiness are key to a long and successful career.

Skills

Experience deploying and operating services in a cloud or containerized environment (Docker/Kubernetes).

Compensation

Geographic differentials may apply in some locations to better reflect local market rates.This job is eligible for an annual incentive bonus.
$78,800 - $131,300.

Benefits

We are delighted to offer country specific benefits.
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Equal opportunity

qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law.
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If you have a disability or other need that requires accommodation or adjustment, please let us know by completing our Applicant Request Support Form or please contact 1-855-833-5120.

Visa & Work Authorization

are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientat

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