This a senior level position responsible for establishing and implementing new or revised applications and programs in the Technology team.

As part of this role, you will be responsible for data extraction and data analysis from structured and unstructured source. You will develop systems to clean results to build predictive and prescriptive models and implement them in a production environment by partnering with technology and business partners. You will have to address complex problems involving financial data with specific focus on credit risk management. You will have to have open and adaptive mindset to learn new and advanced models in LLM and GenAI and bring in innovative solutions to complex business problems.

Responsibilities:

As a Data Scientist Lead, you will be involved in

Develop plans and coordinate with teams for all analytical efforts.

Manage deliverables in a agile environment and maintain clear communication with all model stakeholders.

Present status, issues, and analytical findings to various audience groups like business, technology management, risk review, model governance, etc.

Data modelling and cleaning from internal and external sources.

Build predictive and prescriptive models by manipulating and cleaning results.

Develop, manage, and deploy analytical solutions using Machine Learning (ML), Deep Learning (DL), and Large Language Models (LLMs) to production systems using technology SDLC process.

Implement features through the ML lifecycle (Development, Testing, Training, Production, Monitoring/Evaluation) to ensure scalability and reliability.

Q ualifications:

PhD or master’s degree in computer science, Data Science, Statistics, Mathematics, Engineering or related field.

6 - 10 years of industry experience as a data scientist, specializing in ML Modeling, Ranking, Recommendations, or Personalization systems.

5+ years of experience designing and developing scalable and reliable machine learning systems for training, inference, monitoring, and iteration.

Strong background of ML/DL/LLM algorithms, model architectures, and training techniques.

Proficiency in Python, SQL, Spark, PySpark, TensorFlow or other analytical/model-building programming languages.

Proficiency with tools and LLMs.

Ability to work independently and collaboratively within a team.

Preferred Skills:

Experience in GenAI/LLMs projects.

Familiarity with distributed data/computing tools (e.g., Hadoop, Hive, Spark, MySQL).

Background in financial business-like banking, risk management.

Education:

Bachelor’s degree/University degree or equivalent experience

Master’s degree preferred

Job Family Group:

Technology

Job Family:

Applications Development

Time Type:

Full time

Citi is an equal opportunity and affirmative action employer.

Qualified applicants will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Citigroup Inc. and its subsidiaries ("Citi”) invite all qualified interested applicants to apply for career opportunities. 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 the "EEO is the Law " poster. View the EEO is the Law Supplement .

View the EEO Policy Statement .

View the Pay Transparency Posting (https://www.dol.gov/sites/dolgov/files/ofccp/pdf/pay-transp_%20English_formattedESQA508c.pdf)

Citi is an equal opportunity and affirmative action employer.

Minority/Female/Veteran/Individuals with Disabilities/Sexual Orientation/Gender Identity.