Note: The job is a remote job and is open to candidates in USA. Elsevier is a mission-driven global organization seeking a Software Engineer III with strong backend engineering skills. The role involves designing, building, and operating distributed integration services and APIs, focusing on Kong API Management and enterprise integrations, primarily using Java and JavaScript.
Responsibilities
- Design & Build Distributed Services
- Implementing resilient, observable microservices and integration components (Java preferred; Node.js/JavaScript where appropriate)
- Applying patterns for scaling, fault tolerance, idempotency, and backpressure in distributed environments
- API Platform & Kong APIM
- Configuring and managing Kong Gateway (routes, services, plugins, rate limiting, auth, mTLS, logging) via declarative config (YAML) and CI/CD
- Implementing gateway policies for security, traffic control, blue/green/canary releases, and zero-downtime migrations
- Integrations & Data Facades
- 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
- API Engineering
- Owning the API lifecycle: design (OpenAPI), implementation, automated testing (unit/integration/contract), versioning, and SLO-driven operations
- Creating and maintaining OpenAI specs, mocks, and validation pipelines
- Security & Compliance
- Implementing OAuth2/OIDC flows, token introspection, and service-to-service auth. Apply secure coding practices and least-privilege network policies; partner with InfoSec on reviews
Skills
- 3+ years of Professional Experience in backend software engineering
- Languages: Proficient in Java; working proficiency in JavaScript/Node.js
- API & Integrations: RESTful API design, OpenAPI/Swagger, contract testing, backward compatibility/versioning
- API Gateway / Kong APIM: Hands-on experience configuring routes, plugins, auth, rate limiting, and declarative YAML configs; CI/CD integration
- Distributed Systems: Understanding of microservices fundamentals: statelessness, service discovery, retries/circuit breakers, caching
- Networking Fundamentals: TCP/IP, DNS, TLS/mTLS, HTTP/2/HTTP/1.1, proxies, load balancing, and common troubleshooting (cURL, traceroute, etc.)
- Data & FHIR Facade: Experience working with HL7 FHIR or adapters; familiarity with FHIR resource modeling and transformations (e.g., Patient, Observation, Encounter)
- Testing & Quality: Unit, integration, and contract testing; test automation and CI/CD pipelines (YAML-based workflows)
- Cloud & Ops: Experience deploying and operating services in a cloud or containerized environment (Docker/Kubernetes)
Benefits
- This job is eligible for an annual incentive bonus.
- We know your well-being and happiness are key to a long and successful career. We are delighted to offer country specific benefits. Click here to access benefits specific to your location.
- We are committed to providing a fair and accessible hiring process. 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.
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