Team / Role OverviewServices AI team builds and manages a shared AI platform and develops AI use cases. The team drives digital transformation by enabling AI initiatives across the Services Business. This senior level role is responsible for leading GEN AI application platform and use case development, collaborating with technology and business teams.What You’ll DoLead the design and implementation of generative AI use cases, from ideation to production.Build and tune LLM‑based applications using platforms like Vertex, GPT, Hugging Face, etc.Create robust prompt engineering strategies and reusable prompt templates.Integrate generative AI with enterprise applications using APIs, knowledge graphs, vector databases (e.g., PG Vector, Pinecone, FAISS, Chroma), and orchestration tools.Collaborate with tech and business teams to identify opportunities and build solutions.Responsible for model development, validation and testing of fraud detection models, including statistical analysis, data validation, and model performance evaluation.Ensure compliance with regulatory requirements and industry best practices in fraud detection and model validation.Mentor junior team members and promote a culture of experimentation and learning.What We’ll Need From You7+ years’ experience in AI/ML Engineering with working knowledge of Python (Must).Strong understanding of statistical concepts and modelling techniques including traditional and advanced ML algorithms.Strong programming skills in Python and familiarity with libraries like Transformers, LangChain, LlamaIndex, PyTorch, or TensorFlow.Working knowledge of retrieval‑augmented generation (RAG) pipelines and vector databases.Understanding of MLOps / LLM Ops, model evaluation, prompt tuning, and deployment pipelines.Experience building applications with OpenAI, Anthropic Claude, Google Gemini, or open‑source LLMs.Familiarity with regulatory requirements and guidelines related to risk model validation.Strong communication skills and the ability to partner with both technical and non‑technical stakeholders.EducationBachelor’s degree/University degree or equivalent experience.Master’s degree preferred.What We Can Offer YouCompetitive base salary (annually reviewed) of €93,280.00 – €139,920.00, hybrid working model (up to 2 days working at home per week), and a comprehensive benefits package supporting health, personal development, and family wellness.Citi is an equal opportunity employer. Qualified candidates will receive consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law. Any person with a disability who requires reasonable accommodation to use our search tools or apply may do so by contacting accessibility support.
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