AI Engineer

10 000 - 14 000 PLNNet per month - B2B

AI Engineer

AI/ML

Poznań, Poznań

X-ONE

10 000 - 14 000 PLN
Net per month - B2B
Full-time
B2B
Mid
Hybrid

Tech stack

    English

    C1

    Generative AI

    regular

    LLM

    regular

    rag

    regular

    SQL

    regular

    Python

    regular

    REST API

    regular

    ML

    nice to have

Job description

Who we are?  

At X-ONE, our core expertise lies in designing and implementing solutions from the ground up, transforming innovative ideas into robust digital products. We are a team that values creative approaches and continuous development, supporting each project stage with dedication and innovation. In our collaborations, we emphasize building lasting relationships, professionalism, and openness. We are leveraging AI technology to enhance our capabilities and drive innovation across all our digital products.    

  

Your role  

You will design and build GenAI backend systems using Python and FastAPI. Your work will be split between our chatbot product, X-Talk, and a variety of custom client projects. While the focus is GenAI, knowledge of traditional ML is a plus for occasional projects. As a key member of our small, focused team, you'll have a significant voice in project direction and see your impact daily. 

 

Requirements:  

  • 3+ years of professional software engineering experience 

  • At least 1 year dedicated to designing, building, and deploying production-grade RAG or other Generative AI pipelines 

  • Experience with building and deploying robust REST APIs with a major web framework 

  • Proficiency with SQL and relational databases 

  • Solid foundation in software engineering principles 

  • Deep understanding of LLM fundamentals 

  • Ability to communicate openly and work in a team 

 

Nice to have:  

  • Basic knowledge of concepts related to ML 

  • Familiarity with Docker and building CI/CD pipelines 

  • Proficiency with Python and its core AI/ML ecosystem 

  

What we offer:   

  • A culture of openness and transparency,    

  • Close cooperation in a well-integrated team,   

  • On-site or hybrid work,    

  • Sports card benefits,   

  • Private healthcare,   

  • Flexible working hours,   

  • Paid holidays on B2B contract,   

  • Loads of parking spots,   

  • Integration events,   

  • No dress code,   

  • Interesting projects.  

  

Our Recruitment Process:   


  1. Initial contact (15-30 minutes): Expect a call from a member of our team. It is a first moment to get to know you a bit better and arrange your interview with the team. We value your time and expertise and want to explore the potential of our collaboration.


  1. Interview (30-60 minutes): Dive into a discussion with your potential colleagues: Maciej, Software Engineer passionate about AI, who you will be working with closely, and Patrycja – Project Manager. This is an opportunity for both sides to talk about working dynamics and your role within the team.  


  1. Final decision: If our goals and expectations align, we’ll be excited to welcome you to our team! 

    

   

Please note that only successful candidates will be contacted.  

Published: 27.08.2025
Office location