Senior Backend / Integration Engineer (Node.js)
A
AkvelonHealthcare Technology
Croatia, Czechia, Germany, Italy, Portugal, Serbia, SpainFull-TimeSenior
Salary not disclosed
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Job Details
- Languages
- English
- Experience
- 5+ years
- Required Skills
- Node.jsPostgreSQLCloud ComputingTypeScriptServerlessRESTful APIsData modeling
Requirements
- 5+ years of backend development experience, with strong hands-on TypeScript/Node.js
- Proven experience designing and building API integrations with third-party systems (REST/webhooks, auth flows, rate limits, retries, data reconciliation)
- Strong experience with PostgreSQL — data modeling, queries, and performance
- Experience with cloud and serverless environments (Cloudflare Workers/Hono, or Node on AWS/GCP)
- Solid understanding of building reliable, testable services with automated tests
- Experience with background jobs, queues, and scheduling
- Excellent spoken and written English communication skills
- Ability to work independently and collaborate effectively within a remote or distributed team
Responsibilities
- Build and maintain the API and integration layer connecting the platform to external source systems
- Automate data flows that are currently manual, and implement reconciliation across systems
- Design and implement PostgreSQL schemas and canonical data models per data type
- Implement PHI controls — audit logging, retention, and data segregation — across services
- Build background jobs, queues, and scheduled tasks for ingestion and syncing
- Collaborate with the architect, mobile, and web teams on API contracts and data flows
- Write automated tests and own the reliability of your services
- Take ownership of your part of the work and communicate clearly within a distributed team
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