# AI Engineer

> SquareDev · Athens, Greece (Hybrid) · Full-time · Posted 2026-05-28

**Workplace:** hybrid

**Department:** Delivery

## Description

### **Why are you looking for a job?**

If your answer ticks all the boxes, this could be the start of a great collaboration.

-   You have a curious mind - You won't understand what we're talking about if you don't 🤔
-   You want to learn more around technology - You won't survive if you don't 😱
-   You want to make the world a bit better 😇

We happen to be just like that as well. We like hacking things here and there (you included) and create scalable solutions that bring value to the world.

### **SquareDev? 🐿️**

We use state-of-the-art technology to build solutions for our customers and our partners' customers. We make sure we stay best-in-class by participating in **research projects across Europe**, collaborating with **top universities and enterprises** **on** **AI, Data, and Cloud**.  
  
**About QnR Group**

**SquareDev is a member of the** **QnR Group**, a leading technology organization specializing in end-to-end custom software solutions, Artificial Intelligence, Cybersecurity, SAP S/4HANA, SAP Business One, ServiceNow, and FinTech solutions.

As part of QnR Group's ongoing expansion — both in Greece and internationally — we are continuously hiring across a wide range of tech roles. Successful candidates may be hired by QnR Group, or another company within the Group, depending on the role and project.

**Role Overview:**

We are looking for an AI Engineer for our **inhouse projects at Squaredev**.

## Requirements

**The ideal candidate will be responsible for:**

-   Researching and applying best practices on tasks focused on **LLMOps** and **Generative AI**.
-   Developing end-to-end AI/software solutions using **Python**.
-   Working closely with multiple developer teams in both applied research, government and commercial solutions.
-   Maintaining **AI/software** projects.

**To excel in this role, you'll need:**

-   **At least 2 years** of relevant experience.
-   Bachelor’s or Master’s degree in Computer Science, Information Systems, or a related field.
-   Excellent programming skills in **Python**.
-   Strong knowledge in most of the following: **langchain, langgraph, huggingface models, openai API, agents sdk, RAG frameworks**.
-   Strong knowledge of Large Language Models (eg. claude, gpt, gemini, llama).
-   Strong knowledge in SQL and vector **databases** (e.g pgvector, faiss, chroma).
-   Strong knowledge of web frameworks like **FastAPI.**
-   Strong analytical, problem solving and critical thinking skills.

**Nice to have:**

-   Experience working on mixed AI and software projects, as well as with Azure, will be considered a plus.

## Benefits

**🌍 Hybrid working model:** A flexible work approach that supports balance and focus.

**🍽️ Ticket restaurant card:** A monthly food budget to keep you energized every day.

**🏥 Private health insurance:** Solid private health coverage for peace of mind.

**🏝️ 5 extra personal days off:** Extra days off to recharge.

❤️‍🩹 **5** **Extra** **sick leave days:** Paid sick days, because your health always comes first.

🤖 **AI coding assistant:** An AI sidekick to help you code faster and smarter.

💻 **Apple MacBook Pro:** A powerful MacBook Pro so you can truly do your magic.

## Apply

[Apply at SquareDev](https://apply.workable.com/squaredev/j/512C6304C3/apply)

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