AI/ML Engineer

Posted 6 Hours Ago
Be an Early Applicant
Chennai, Tamil Nadu, IND
In-Office
Senior level
Fintech • Financial Services
The Role
Develop and maintain applications and REST endpoints for LLM-driven features. Design and refine prompts and agentic code, tune inference parameters, integrate external search libraries, write SQL for retrieval, ensure code complies with risk controls, and create unit/integration tests and documentation for reuse.
Summary Generated by Built In

The Applications Development Intermediate Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities.

Responsibilities:
  • Build REST endpoints

  • Refine prompts and write Agentic code

    • Adjusting LLM Inference parameters

    • Writing and refining prompts

    • Selecting context for given LLM window size and setup

    • Debugging Agent Self-Reflection loops

  • Calling external search libraries and writing formatting code to connect prompt templates

  • Writing code in compliance with risk restrictions

  • Documenting code to ensure compliance and reusability of work

  • Write SQL queries and optimize queries for LLM context retrieval

  • Writing unit and integration tests for LLMs

Qualifications:

AI ML Engineer

  • 6+ years of total experience

  • 3+ Years experience as a data scientist, or machine learning engineer (data-adjacent profession)

  • Proficient in every aspect of the data pipeline, including:

    • Data cleaning and preprocessing

    • Model Selection

    • Feature engineering

    • Model training and retraining

    • Model evaluation

    • Moving models into productions

    • Building APIs

  • Python expertise

    • Familiar with FastAPI, Flask

    • Some python library or libraries for calling LLMs (LangChain or similar)

    • Data manipulation libraries (Pandas, Numpy, Scipy)

  • NLPText processing and parsing library experience (SpaCy, NLTK, TextBlob

  • Deep LearningFamiliarity with model binaries and inferencing, experience with HuggingFace, PyTorch, or Tensorflow a plus

  • LLMs Able to write promptsUnderstanding of the fundamentals of Language Modeling

  • SQL

Education:

  • Bachelor’s degree/University degree or equivalent experience

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Job Family Group: Technology

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Job Family:Applications Development

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Time Type:Full time

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Most Relevant Skills Please see the requirements listed above.

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Other Relevant Skills For complementary skills, please see above and/or contact the recruiter.

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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.

Skills Required

  • 6+ years of total experience
  • 3+ years as a data scientist or machine learning engineer (data-adjacent profession)
  • Proficient across the data pipeline: cleaning, feature engineering, model selection, training, evaluation, retraining, and productionization
  • Experience building APIs and REST endpoints
  • Python expertise
  • Familiarity with FastAPI or Flask
  • Experience with python LLM libraries (e.g., LangChain or similar)
  • Experience with data manipulation libraries (Pandas, NumPy, SciPy)
  • NLP/text processing experience (spaCy, NLTK, TextBlob)
  • Familiarity with model binaries and inference; experience with HuggingFace, PyTorch, or TensorFlow
  • Ability to write prompts and understanding of language modeling fundamentals
  • SQL proficiency, including writing and optimizing queries for retrieval
  • Bachelor's degree or equivalent experience

Citi Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Citi and has not been reviewed or approved by Citi.

  • Healthcare Strength Benefits coverage is positioned as comprehensive, including health, dental, and vision insurance plus on-site clinics, prescription drug support, and disability coverage. Family-building support such as fertility assistance is described as a notable differentiator within the overall package.
  • Retirement Support Retirement benefits are framed as strong, highlighted by a 401(k) with matching and additional plan options like a Roth 401(k). Financial support is reinforced through discounts and broader financial guidance resources tied to the benefits ecosystem.
  • Wellbeing & Lifestyle Benefits Wellbeing support extends beyond insurance through programs like an Employee Assistance Program, counseling/legal resources, and gym or wellness reimbursement. These offerings increase the perceived total rewards value even when cash compensation sentiment varies by role.

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The Company
HQ: Kwun Tong, Kowloon
223,850 Employees

What We Do

Citi's mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. Our core activities are safeguarding assets, lending money, making payments and accessing the capital markets on behalf of our clients. We have 200 years of experience helping our clients meet the world's toughest challenges and embrace its greatest opportunities. We are Citi, the global bank – an institution connecting millions of people across hundreds of countries and cities.

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