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Data Scientist (Machine Learning)

Citigroup Inc.

Indiana · On-site Full-time Senior 2mo ago

About the role

Data Science, Data Scientist – Analytics & Information Management (AIM), Gurugram

Excited to grow your career?

  • We value our talented employees and strive to help associates grow professionally before recruiting new talent. If you think the open position is right for you, we encourage you to apply!
  • Our people make all the difference in our success.
  • We are seeking a Senior Data Scientist for our Business Analytics Team. The ideal candidate will drive the development and implementation of analytical solutions to support key business objectives for Banking Operations & Analytics as part of COO (Chief Operating Office).

Role & Responsibilities

  • The role will be Data Scientist in the Data Science and Modeling for Banking Operations & Analytics Team, reporting to the AVP/VP leading the team.
  • Incumbents will work with large, complex, and unstructured data using tools such as Python, PySpark, SQL, R, etc. to build modeling solutions for various business requirements.
  • Primary focus areas include model building, model validations, model implementation, and model governance for multiple portfolios.
  • Responsible for documenting data requirements, data collection/processing/cleaning, and exploratory data analysis, including statistical models/algorithms and data visualization techniques.
  • May be referred to as Data Scientists.
  • Collaborate with team members and business partners to jointly build model‑driven solutions using traditional methods (Linear, Logistic, Segmentation, etc.) as well as machine‑learning solutions.
  • Work with model governance & fair lending teams to ensure compliance of models in accordance with Citi standards.

Core Competencies

  • Business Obsession – Create client‑centric analytic solutions to business problems with a holistic view of multiple businesses.
  • Analytic Project Execution – Own and deliver multiple complex analytic projects, translating business context into modeling solutions that create economic value.
  • Domain Expert – Develop deep expertise in banking operations and analytics, operational risk, and related fields.
  • Modeling and Tech Savvy – Stay current with the latest modeling techniques, machine‑learning and deep‑learning algorithms, sharing knowledge within the team.
  • Statistical Mindset – Proficiency in basic statistics, hypothesis testing, segmentation, and predictive modeling.
  • Communication Skills – Translate and articulate technical ideas to a larger audience, including influencing peers and senior management.
  • Strong Project Management Skills
  • Contribute to organizational initiatives, including competency development, training, and organizational building activities.

Qualifications

  • 5+ years of experience in data analytics roles with proficiency in SQL, SAS, Python, PySpark, etc.
  • Technical Skills
    • Sound knowledge of machine‑learning, deep‑learning, and statistical modeling techniques.
    • Experience with ML frameworks and Python libraries such as scikit‑learn, xgboost, Keras, NLTK, BERT, TensorFlow.
    • Hands‑on experience in PySpark/Python/R programming and strong SQL experience.
    • Experience with large datasets, data warehouses, and pulling data via programming.
    • Strong background in statistical analysis.
    • Experience with Transformers/LLMs (OpenAI, Claude, Gemini, etc.), prompt engineering, RAG architectures, and tools/frameworks such as TensorFlow, PyTorch, Hugging Face Transformers, LangChain/Graph, LlamaIndex.
    • Understanding of transformers/language models.
    • Familiarity with vector databases and fine‑tuning techniques.
    • Experience developing and deploying AI solutions in partnership with tech and business teams.
    • AI/Gen AI proficiency and thought leadership in financial/business analysis and/or credit/risk analysis with the ability to impact key business drivers via disciplined analytics.

Education

  • Bachelor's or Master’s degree in Economics, Statistics, Mathematics, Information Technology, Computer Applications, Engineering, etc.

Additional Information

  • Time Type: Full time
  • Job Family Group: Decision Management
  • Job Family: Specialized Analytics (Data Science/Computational Statistics)
  • Job Level: C11

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

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

Skills

BERTClaudeDockerGeminiGraphHugging Face TransformersKerasLangChainLlamaIndexNLTKOpenAIPySparkPythonRRAGSASscikit-learnSQLTensorFlowTransformersxgboost

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