Senior Full-Stack Engineer – AI Lab (Hybrid)

Ernst & Young Advisory Services Sdn Bhd; Dublin; On-site; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Pension

Discounted health insurance

Web Doctor - online GP

Hybrid Working

Free Gym membership

Job summary

EY Ireland invites candidates to join the AI Lab, a hub for innovation where cutting-edge AI solutions and prototypes meet real-world impact. You’ll collaborate with data scientists, engineers and designers to deliver transformative AI-driven platforms for global clients.

The role focuses on designing and building full-stack web apps, cloud-native services, and AI-enabled workflows, with opportunities to influence architecture, tooling, and testing practices in a dynamic, hybrid EY environment.

Qualifications

• 5-7+ years delivering full-stack applications in production.
• Proficiency in React (or Angular/Vue), Node.js and Python frameworks.
• Experience building APIs (REST / GraphQL) and deploying on Azure or AWS using containerisation and serverless patterns.
• Familiarity with SQL/NoSQL databases and data pipeline integration.
• Understanding of LLM integration, prompt engineering, and AI API consumption.

Responsibilities

• Design, develop and maintain full-stack web applications supporting agentic AI workflows.
• Build cloud-native microservices and APIs (FastAPI, Node.js, Python) integrating LLM and RAG components.
• Develop responsive front-ends using React and Power Apps to provide intuitive user experiences.
• Implement CI/CD pipelines, containerisation (Docker/Kubernetes), and monitoring for performance and reliability.
• Collaborate cross-functionally to integrate Azure OpenAI, LangChain/LangGraph, and Power Automate flows into the platform.
• Contribute to engineering standards, code reviews and reusable AI Lab components.

Tools

LangChain

LangGraph

Power Platform

DevOps

Testing automation

Job description

EY Ireland invites candidates to join the AI Lab, a hub for innovation where cutting-edge AI solutions and prototypes meet real-world impact. You’ll collaborate with data scientists, engineers and designers to deliver transformative AI-driven platforms for global clients.

The role focuses on designing and building full-stack web apps, cloud-native services, and AI-enabled workflows, with opportunities to influence architecture, tooling, and testing practices in a dynamic, hybrid EY environment.