Senior Full-Stack Engineer — Hybrid Dublin

TensorX; Dublin; Hybrid; EUR 90,000 - 120,000; Full time

Benefits offered by this job

25 days paid annual leave

Hybrid working from Dublin office

Free inference tokens

Job summary

TensorX, based in Dublin, seeks experienced Full‑Stack Engineers to own features from the customer dashboard to backend APIs. You will work across React/Next.js frontend and Node.js/Express services with PostgreSQL and Redis/Valkey, delivering robust, secure, and scalable infrastructure for EU‑sovereign AI platforms.

You will collaborate in an AI‑native environment, utilize tools like Claude Code, Codex, and implement tests, security, and performance optimisations as the product grows.

Qualifications

• 5+ years of professional experience building full‑stack web applications.
• Advanced proficiency in TypeScript across frontend and backend codebases.
• Strong frontend skills with React and Next.js (SSR, App Router, middleware).
• Solid backend experience with Node.js, Express, PostgreSQL and Redis/Valkey.
• Experience with authentication systems, role‑based access control and web security.

Responsibilities

• Feature Delivery — end‑to‑end features across frontend, API and DB layers.
• Frontend Development — responsive, accessible interfaces with React/Next.js.
• Backend & API Development — RESTful services with TypeScript.
• Testing & Reliability — automated tests and deployment confidence.
• Authentication & Security — JWT, RBAC and security hardening.
• Payments & Integrations — Stripe and crypto payment flows.
• Infrastructure & DevOps — Docker, CI/CD and cloud‑native tooling.
• Code Quality & Collaboration — code reviews and architecture decisions.

Skills

TypeScript

React

Next.js

Node.js

PostgreSQL

Redis/Valkey

Authentication

Docker

AI tools

Communication

Education

BSc/MSc in CS/Software Engineering

Tools

Stripe

Job description

TensorX, based in Dublin, seeks experienced Full‑Stack Engineers to own features from the customer dashboard to backend APIs. You will work across React/Next.js frontend and Node.js/Express services with PostgreSQL and Redis/Valkey, delivering robust, secure, and scalable infrastructure for EU‑sovereign AI platforms.

You will collaborate in an AI‑native environment, utilize tools like Claude Code, Codex, and implement tests, security, and performance optimisations as the product grows.