Senior Gen AI Engineer – Hybrid Dublin, 6-Month Contract

Stelfox Limited; Dublin; Hybrid; EUR 90,000 - 120,000; Part time

Job summary

Stelfox Limited in Dublin is seeking an experienced Senior Gen AI Developer to join a high-performing team delivering enterprise-grade Generative AI solutions across web, API, and data layers. This contract role is hybrid with 3 days onsite and a 6-month rolling arrangement.

You will design, develop, and support GenAI applications, work with Python, LLMs, REST APIs, and data pipelines, and contribute to secure, scalable architectures.

Qualifications

• 6+ years of software engineering experience.
• Strong Python development skills.
• Experience building Generative AI, LLM, or AI-powered applications.
• React or Angular development experience.
• Node.js and Express expertise.
• Strong API design and integration experience.
• SQL and PL/SQL development skills.
• Experience with data engineering, ETL pipelines, and data integration.
• OAuth2 and application security knowledge.
• Experience working in Agile development environments.

Responsibilities

• Design, develop, and support enterprise Generative AI applications spanning web, API, backend, data, and database layers.
• Develop AI-powered capabilities using Python and modern AI/ML libraries while integrating with Large Language Models (LLMs) and external AI services.
• Create effective prompts, AI workflows, and model integrations to deliver accurate, scalable, and business-focused GenAI solutions.
• Build and maintain modern web applications using Angular or React, along with backend services using Node.js and Express.
• Design and implement RESTful APIs following HTTP standards, security best practices, and scalable architecture patterns.
• Develop and optimize SQL and PL/SQL database components, queries, stored procedures, and data access layers.
• Design, implement, and support ETL processes, data integration pipelines, and data engineering solutions to enable analytics and AI-driven capabilities.
• Implement secure authentication and authorization solutions using OAuth2 and related security protocols.
• Utilize Redis and other performance optimization techniques to improve application scalability and responsiveness

Skills

Python development

Generative AI / LLM

React/Angular

Node.js/Express

API design & integration

SQL/PLSQL

Data integration/ETL

OAuth2 security

Agile methodologies

6+ years experience

Job description

Stelfox Limited in Dublin is seeking an experienced Senior Gen AI Developer to join a high-performing team delivering enterprise-grade Generative AI solutions across web, API, and data layers. This contract role is hybrid with 3 days onsite and a 6-month rolling arrangement.

You will design, develop, and support GenAI applications, work with Python, LLMs, REST APIs, and data pipelines, and contribute to secure, scalable architectures.