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Software engineer systems design node.js nestjs llm

Dublin
Rachel Kelly IT Recruitment Limited
Software engineer
Posted: 30 April
Offer description

You will be skilled in designing, building, and implementing end‑to‑end systems, with a focus on architecture and integration rather than solely adding new features or performing routine maintenance. Systems design, with the ability to understand how individual components interact, communicate, and depend on one another across the full stack.
Are you interested in building software that creates meaningful social impact? Every feature ships directly to production, deployments across global Kubernetes clusters (AWS EKS), powering real patient outcomes. They develop AI-driven services using large language models (LLM's)
This is a backend‑first full‑stack role focused on building and evolving a scalable, AI‑powered platform. The position is split roughly as follows: 80% Node.js/TypeScript backend, 10% Angular frontend, and 10% Python AI services. A forward‑thinking team using Cursor as their primary development environment, powered by Claude AI for seamless AI‑assisted coding.
Location: Dublin City
Hybrid working: 3 days a week onsite
Essential skill-set

5+ years Node.js (NestJS / Fastify) / TypeScript
API Development: Built/integrated REST APIs; platforms exposing REST APIs (Node.js backends) + frontends consuming them
Databases: Designed efficient schemas, optimized SQL queries (PostgreSQL preferred; MySQL/SQLite accepted)
Test Automation: Jest & Playwright automated test suites
Production & Architecture :- Scalability/resilience expertise
Containerized-only: AWS EKS Kubernetes clusters required (no standalone VMs)

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