LLM/AI Engineer

🔍 What is Luigi’s Box?

At Luigi’s Box, we’re transforming e-commerce with smarter, faster, and more personalized shopping experiences.

Our AI-powered search & discovery suite includes four main solutions—Search, Analytics, Recommender, and Product Listing—that empower over 4,000 online stores to help their customers find exactly what they’re looking for. Think big names like Alza, Notino, Benu, O2, Under Armour, and more. 🛍️

We’re already working with half of the e-shops in the Czech and Slovak markets, and are growing fast in Poland, DACH, the UK, and beyond.

As we scale, we’re looking for a creative and talented LLM/AI Engineer to help us share our story with the world. 🗺️

This is your chance to bring your skills to one of Europe’s fastest-growing tech scale-ups while gaining valuable experience from a team of talented AI/ML experts. 👇

🧑‍💻 About the role

As an LLM/AI Engineer, you’ll explore new ways in which LLMs and AI can improve product discovery in ecommerce. Your will:

• Build prototypes of new LLM-based search technologies, recommender systems and systems that will improve the company processes

• Collaborate with great UX researchers, engineering teams and product managers to make the biggest possible impact for the whole company

• Learn state of the art science and think how it can improve our products

• Handle projects at an impressive scale, processing thousands of requests per second.

  
  

💻 Tech you’ll work with

• LLMs, LangGraph, Langfuse, ML Flow

• AWS

• Tech stack that you will develop 🙂

  
  

💫 What makes you a great fit

Must haves

• Experience with building and launching LLM systems to production

• Enthusiastic, driven, teamplayer mindset

• Python coding skills sufficient to deliver efficient prototypes and data analyses

• Ability to understand a technical or business problem, suggest solutions and evaluate them using data

• Desire to work for a fast-growing company in an expanding market.

Nice to haves

• Experience with general ML and statistics, information retrieval or recommender systems

• Experience with ML Ops for LLMs

  
  

🥳 What’s in it for you

• Flexible working hours to help you create the perfect work-life balance.

• Hybrid & remote work options: You can work from our offices in Bratislava or Prague, fully remote, or a mix of both.

• Regular company events and team-building activities to stay connected.

• A chance to be part of a growing, innovative company where you can help shape the future.

• An inclusive global team that empowers and supports your needs.

• A collaborative environment built on trust, transparency, and open communication.

• A flat structure: Work with smaller, agile teams.

• Paid time off & sick days.

• Competitive pay: Receive a competitive salary that reflects your skills and experience.

• Employee Stock Ownership Plan (ESOP) in the future.

  
  

• Perks:

  • 💻 Hardware contribution

  • 🧘 A MultiSport card (CZ/SK only) or well-being contribution

  • 📚 Self-development allowance

  • 🥞 Team breakfasts

  • ☕ Office refreshments

  • 🍼 Parental benefits

  • 🎂 Birthday surprise

  • 🎉 And more!

    
    

🤝 Meet your team

Luigi’s Box is a fast-growing scale-up in the booming SaaS industry, specializing in cutting-edge solutions for site search & product discovery. With an international team of around 120 experts spanning 10+ countries, we bring deep expertise and passion to everything we do.

You’ll join our Research team, led by Matej Jakimov.

🩵 What to expect next:

• Introductory call with one of our Talent Partners (online).

• Interview for the role with our AI lead Matej Jakimov

• Technical round and meet the team

• CTO & CPO call

• Final interview with our CEO, Gejza , followed by an optional request for references.