ML/AI Engineer

Aristocrat Leisure; Barcelona; Híbrido; EUR 65.000 - 100.000; Jornada completa

Descripción de la vacante

Aristocrat Leisure's Product Madness team in Barcelona seeks an experienced ML/AI Engineer to deploy models that enhance game features, player experiences, and operational efficiency. You'll refine data pipelines with Python and SQL, and contribute to projects involving LLMs, RAG systems, and agentic AI.

You will collaborate with product, data, and engineering teams to deliver practical AI solutions, build intuitive Streamlit interfaces for non-technical users, and contribute to model monitoring

Formación

• 5+ years applying ML/AI to real-world problems.
• Strong Python skills and ML libraries.
• SQL and data warehousing experience.
• Experience with cloud platforms (GCP/AWS/Azure), Docker, and Airflow.

Responsabilidades

• Deploy ML models that support game features and player experience.
• Refine SQL/Python data pipelines for transformation and modelling pipelines.
• Explore early-stage projects involving LLMs, RAG systems, and agentic AI.
• Develop Streamlit-based tools to present ML capabilities to non-technical users.
• Help build model monitoring systems for long-term performance.

Conocimientos

5+ years ML/AI experience

Python

SQL

Cloud platforms

Docker

Airflow

Streamlit UI

LLMs & RAG

LangChain agents

Educación

Bachelor's degree or higher in CS/Math/EE

Herramientas

Streamlit

LangChain

Airflow

Descripción del empleo

## ML/AI EngineerApplyremote type: Hybridlocations: Barcelona, Spaintime type: Full timeposted on: Posted Todayjob requisition id: R0020689At Aristocrat, we are advancing gaming technology with modern, powerful solutions. Our mission is to bring happiness to life through play. We value collaboration, creativity, and a strong passion for excellence. We seek an ambitious ML/AI Engineer to join our team. You will help improve our AI capabilities and craft the future of our products. This role offers a chance to work on mature machine learning systems and pioneering AI technologies. You will make a real difference in our products and players' experiences.## ## What You'll Do* Deploy machine learning models that support game features, player experience, and operational efficiency.* Improve the code quality of others' work by refining SQL and Python scripts for data transformation, feature engineering, modelling pipelines, and AI app, thereby ensuring production readiness.* Explore and contribute to early-stage projects involving LLMs, RAG systems, and agentic AI to power new types of automation and decision support.* Develop or refine Streamlit-based tools (or alike) that present ML/AI capabilities to non-technical users via intuitive and interactive interfaces.* Help build and implement model monitoring systems to ensure long-term performance and business alignment.* Collaborate with teams across product, data, and engineering to identify where ML and AI can bring value.* Communicate results, limitations, and recommendations clearly across technical and business collaborators.## ## What We're Looking For* 5+ years of experience applying machine learning to real-world problems, from data to deployment.* Strong Python skills and hands-on experience with ML Python libraries.* Solid SQL expertise and experience working with large data warehouses.* Comfort working with cloud platforms (e.g., GCP, AWS, Azure), Docker, and Airflow.* Ability to build simple user interfaces (e.g., Streamlit) to expose ML models or AI applications to wider teams.* Hands-on experience building applications with Generative AI (LLMs), including API integration.* Interest or early experience in RAG systems—whether through prototypes, side projects, or professional work.* Interest or familiarity with agentic AI concepts or frameworks (e.g., LangChain agents, CrewAI) is a plus, but not a must.* Curiosity, initiative, and a desire to learn and grow in a fast-evolving space.* Degree in a relevant technical field or equivalent experience.**Why** **Product Madness****?**As part of the Aristocrat family, we share their mission of bringing joy to life through the power of play, with a world-class team who creates top-grossing, leading titles in the social casino genre, including Heart of Vegas, Lightning Link, Cashman Casino. With 800 team members across the globe, Product Madness is headquartered in London, with offices in Barcelona, Gdańsk, Lviv, Montreal and a remote team spanning the USA, making us a truly global powerhouse.We live by our People First principle. Regardless of where, when, or how they work, our team members have opportunities to elevate their careers, and grow alongside us. We take pride in fostering an inclusive culture, where our people are encouraged to be their very best, every day. But don’t just take our word for it. In 2024, we made the Global Inspiring Workplace Awards list, and won a bronze award at the Stevies for Great Employers in the ‘Employer of the Year - Media and Entertainment’ category.So, what’s stopping you?**Travel Expectations**None**Additional Information***At this time, we are unable to sponsor work visas for this position. Candidates must be authorized to work in the job posting location for this position on a full-time basis without the need for current or future visa sponsorship.*### About AristocratAristocrat Leisure Limited (Aristocrat) is a global entertainment and content creation company powered by technology to deliver world-leading casino and mobile games. Listed on the Australian Securities Exchange (ASX), Aristocrat (ASX code: ALL) is headquartered in Sydney, Australia, with over 7300 employees working in more than 20 locations across the globe. Aristocrat offers a diverse range of products and services including electronic gaming machines, casino management systems, mobile games and online real money games, including iLottery.Aristocrat has seven corporate functions and three reporting segments that span regulated land-based gaming (Aristocrat Gaming), social casino (Product Madness) and regulated online real money gaming (Aristocrat Interactive). Our game and product portfolios collectively entertain millions of players worldwide every day.Across our global enterprise, Aristocrat aims to create long-term sustainable value for all stakeholders by upholding our core values and producing the world’s best gaming content. Our people-first mindset prioritises the safety and wellbeing of our people. We have ambitions to be an industry leader in responsible gameplay and we invest in employees’ development and offer career pathways, so they have what they need to do their best work at Aristocrat.Our values of Talent Unleashed, All About the Player, Collective Brilliance and Good Business, Good Citizen guide and inspire us every day. We are excited about the future of Aristocrat and united by our mission and we invite everyone to join us as we *bring joy to life through the power of play*!