Artificial Intelligence Engineer

MS Shift, Inc.; España; Remote; EUR 90,000 - 180,000; Full time

Job summary

MS Shift, Inc. is seeking an experienced AI Developer to design, build, and integrate AI-powered features into our software platform. The ideal candidate brings strong software development experience and hands-on work with LLMs, AI agents, APIs, and modern AI frameworks.

This is a hands-on role for turning AI concepts into production, collaborating with product and engineering teams to deliver production-ready AI features across systems, data flows, and security.

Qualifications

• 10+ years of professional software development experience.
• Strong experience with NET CORE.
• Hands‑on experience developing applications using LLMs and Generative AI.
• Experience with OpenAI APIs or similar LLM platforms.
• Experience building AI agents, RAG systems, embeddings, and vector search.
• Strong understanding of REST APIs and third‑party integrations.
• Experience with SQL and relational databases.
• Experience with cloud platforms such as Microsoft Azure or AWS.
• Strong understanding of software architecture, security, testing, and production deployment.
• Experience with Git and modern development workflows.
• Strong problem-solving skills and ability to work independently.

Responsibilities

• Design and develop AI-powered applications and features.
• Build and integrate LLM-based solutions using OpenAI and other AI platforms.
• Develop AI agents and automated workflows.
• Implement RAG (Retrieval-Augmented Generation) using company and customer data.
• Build secure integrations between AI services, databases, APIs, and existing applications.
• Develop prompt workflows, tool/function calling, and structured AI outputs.
• Work with vector databases, embeddings, and semantic search.
• Evaluate and improve AI response accuracy, reliability, and performance.
• Implement guardrails, monitoring, logging, and error handling.
• Optimize AI applications for performance, scalability, and cost.
• Work closely with product and engineering teams to turn business requirements into production-ready AI features.
• Research and evaluate new AI technologies and recommend practical applications.

Skills

10+ years of software development

NET CORE

LLMs & Generative AI

OpenAI APIs

AI agents & RAG

REST APIs

SQL databases

Cloud platforms (Azure/AWS)

Git & modern workflows

Problem solving

Tools

Azure OpenAI

Embeddings

Job description

Location: Remote – Open to candidates across Europe. Must have working-hour overlap with U.S. Eastern Time.

Position Overview

MS SHIFT is looking for an experienced AI Developer to help design, build, and integrate AI-powered features into our software platform. The ideal candidate has strong software development experience combined with hands-on experience building applications using LLMs, AI agents, APIs, and modern AI frameworks.

This is a hands-on development role for someone who can take an AI concept from idea to production.

Responsibilities

• Design and develop AI-powered applications and features
• Build and integrate LLM-based solutions using OpenAI and other AI platforms
• Develop AI agents and automated workflows
• Implement RAG (Retrieval-Augmented Generation) using company and customer data
• Build secure integrations between AI services, databases, APIs, and existing applications
• Develop prompt workflows, tool/function calling, and structured AI outputs
• Work with vector databases, embeddings, and semantic search
• Evaluate and improve AI response accuracy, reliability, and performance
• Implement guardrails, monitoring, logging, and error handling
• Optimize AI applications for performance, scalability, and cost
• Work closely with product and engineering teams to turn business requirements into production-ready AI features
• Research and evaluate new AI technologies and recommend practical applications

Requirements

• 10+ years of professional software development experience
• Strong experience with .NET CORE
• Hands‑on experience developing applications using LLMs and Generative AI
• Experience with OpenAI APIs or similar LLM platforms
• Experience building AI agents, RAG systems, embeddings, and vector search
• Strong understanding of REST APIs and third‑party integrations
• Experience with SQL and relational databases
• Experience with cloud platforms such as Microsoft Azure or AWS
• Strong understanding of software architecture, security, testing, and production deployment
• Experience with Git and modern development workflows
• Strong problem-solving skills and ability to work independently

Preferred Qualifications

• Experience with Azure OpenAI
• Experience with agent frameworks and orchestration tools
• Experience integrating AI into existing enterprise/SaaS applications
• Knowledge of C#/.NET is a strong plus
• Experience with MySQL and Microsoft SQL Server
• Experience with document processing, OCR, image analysis, or multimodal AI
• Experience building enterprise search or internal knowledge assistants
• Understanding of AI security, privacy, permissions, and data governance

What We’re Looking For

We are looking for a builder, not just someone familiar with AI concepts. The right candidate should be comfortable writing production code, experimenting with new AI technologies, troubleshooting complex integrations, and turning AI capabilities into practical features that customers can use every day.