Data Science Specialist, GenAI solutions development

Are you looking for a career move that will put you at the heart of a global financial institution? Then bring your skills in Data Science and AI solutions to build the next generation Enterprise Document Platform.

By Joining Citi, you will become part of a global organization whose mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress.

Team/Role Overview

Document Technology team is responsible for building the enterprise data platform for client documents. We are part of the Data Technology organization that is building the next generation data platform for Citi. We are a global team who is working from clients from the business and technology from all lines of business.

What you’ll do

You will work closely with product and technology teams to match the right AI based solutions to solve business problems. You will also work on research and developing AI capabilities that will be implemented in the platform. This work will require collaboration and partnership with global team as part of the data-to-day.

• Research and build knowledge in the forefront of AI 
• Build & maintain a roadmap of AI capabilities from inception to production
• Guide data science team to perform their work and growth
• Work with product and software development teams from requirements to production
• Design, develop, test, support and maintain AI development.

What we’ll need from you

• 8+ years of experience in Data Science, with a focus on Natural Language Processing (NLP) and Document Understanding.
• Proven hands-on experience with Generative AI solutions applied to unstructured documents such as contracts, forms, reports, and free-text records.
• Expertise in LangChain for building LLM-based pipelines and orchestrating multi-step reasoning workflows.
• Proficiency in Python, including libraries such as Pandas, NumPy, Pydantic, FastAPI, and PyTorch or TensorFlow.
• Strong experience designing and fine-tuning LLM-based extraction, summarization, classification, and QA pipelines.
• Familiarity with prompt engineering, RAG (Retrieval-Augmented Generation) frameworks, and evaluation techniques for GenAI models.
• Experience working with embedding models and vector databases (e.g., FAISS, Weaviate, Chroma).
• Ability to evaluate and compare performance across open-source and proprietary LLMs (e.g., OpenAI, Claude, Mistral, LLaMA).
• Understanding of the Model Risk Management (MRM) process, including documentation, validation, and governance standards for ML/AI models.
• Solid understanding of software engineering principles, with advantage for experience in:
  • REST API design and integration
  • Version control (Git, GitHub/GitLab)
  • Cloud deployment and containerization (Docker, AWS/GCP/Azure)
• Excellent problem-solving skills and ability to work independently on end-to-end solution development.
• Strong communication skills and ability to collaborate with product managers, engineers, and business stakeholders.

Communication: Excellent communication and collaboration skills, with the ability to interact effectively with technical and non-technical stakeholders.

Education: bachelor’s degree in a relevant field preferred (e.g., Data Management, Computer Science, Information Systems).

What we can offer you

This is a role that'll offer you the opportunity to build an in-depth knowledge of implementing AI solutions around documents and NLP in a financial services environment.

By joining Citi Tel Aviv, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits

such as: 

• Generous holiday allowance starting at 22 days

• Private medical insurance packages
• Employee Assistance Program 

Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self every day.

We want the best talent around the world to be energized to join us, motivated to stay, and empowered to thrive. 

Apply to join our team!

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Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.

View Citi’s EEO Policy Statement and the Know Your Rights poster.