Senior Full Stack Engineer-NodeJS-React

Our client is hiring a full stack Engineer to help build a multi-tenant case-management platform that orchestrates complex clinical, payment, and communication workflows. You'll build backend services that power the product — a TypeScript GraphQL API on Node.js, backed by PostgreSQL/Prisma and deployed on Google Cloud, integrating a broad ecosystem of third-party healthcare, payment, and communication providers.Title Senior Software EngineerLocation Remote USRepsonbilitiesDesign, build, and operate backend features on our Node.js + TypeScript platform using Express + Apollo GraphQL in a modular-monolith architecture. Model and evolve a large, multi-tenant data layer with Prisma 7 on PostgreSQL with attention to performanceand data integrity. Build and harden third-party integrations — payments (Stripe, NMI), communications (SendGrid, Twilio), CRM (HubSpot), scheduling (Calendly), and healthcare systems (Dosespot, pharmacy/consult-provider APIs). Design event-driven and asynchronous workflows using Google Cloud Pub/Sub, scheduled jobs (App Engine Cron), and Cloud Functions — for payment retries, follow-ups, escalations, and batch processing. Implement secure authentication and RBAC (Firebase Admin, JWT, OTP flows, granular permissions) in a multi-tenant, compliance-sensitive context. Work with GCP services — App Engine, Cloud Storage, BigQuery, Document AI, Secret Manager — and contribute to CI/CD via GitHub Actions and Prisma migration pipelines. Write robust tests with Vitest + Supertest and Firebase emulators; ensure reliability, observability (Winston/Cloud Logging), and safe rollouts. Qualifications5 years of backend or full-stack engineering experience, Node.js + TypeScript expertise API design skills (Deep relational database experience — schema design, query optimization, migrations — ideally with Prisma/PostgreSQL or comparable ORMs. Experience with Pub/Sub, BigQuery, Document AI, or other GCP-native services. Background in healthcare, fintech, or regulated domains (HIPAA awareness a plus). Familiarity with AI/LLM integrations (Claude, OpenAI, vector DBs like Pinecone). Experience scaling systems with rate limiting, observability, and performance tuningCompensation$150,000-195,000BonusEquityAdditional Information: To apply please contact jpillion@talener.com