Senior Gen AI Engineer - Vice President

Citigroup Inc.; Chennai District; On-site; INR 2,500,000 - 3,500,000; Full time

Job summary

Citigroup Inc. is looking for a Digital S/W Engineer Sr Mgr in Chennai, India. This role involves leading the design and implementation of AI/ML solutions for multilingual digital experiences. The successful candidate will manage teams and collaborate across functions, ensuring scalable and reliable systems.

Ideal candidates have extensive experience in application development, with strong skills in Java, Python, AI/ML, and modern frameworks. A product mindset and hands-on problem-solving abilities are essential for success in this high ownership role.

Qualifications

• 11–16 years of experience in application development or enterprise engineering roles.
• Strong hands-on expertise in Java, Microservices, and REST APIs.
• Expert-level proficiency in Python (mandatory).
• 2+ years of hands-on experience with AI/ML, LLMs (e.g., GPT, Claude, Gemini).
• Experience with RAG, prompt engineering, and vector databases.
• Familiarity with agentic AI frameworks (e.g., LangChain, LangGraph, CrewAI).
• Full-stack development experience with modern frontend frameworks (e.g., React.js/Angular).
• Strong understanding of system design, distributed systems, and cloud platforms.
• Experience with SQL/NoSQL databases and real-time data processing.
• Exposure to MLOps practices including deployment, monitoring, and lifecycle management.

Responsibilities

• Lead the design and development of scalable, enterprise-grade conversational AI and agentic systems.
• Build and optimize AI/ML solutions including LLM-powered workflows.
• Develop and implement RAG pipelines and knowledge-based AI integrations.
• Design and deploy multi-agent systems for complex business use cases.
• Apply prompt engineering and optimize LLM performance, cost, and accuracy.
• Build intelligent automation solutions for customer journeys and digital workflows.
• Integrate AI capabilities into existing enterprise platforms and architectures.
• Collaborate with cross-functional teams to deliver end-to-end solutions.
• Ensure system scalability, reliability, and performance in production environments.
• Drive best practices in architecture, coding standards, and AI implementation.

Skills

Java

Microservices

REST APIs

Python

AI/ML

LLMs (e.g., GPT, Claude, Gemini)

RAG

prompt engineering

vector databases

agentic AI frameworks (e.g., LangChain, LangGraph, CrewAI)

modern frontend frameworks (e.g., React.js/Angular)

system design

distributed systems

cloud platforms

SQL/NoSQL databases

real-time data processing

MLOps

Job description

The Digital S/W Engineer Sr Mgr accomplishes results through the management of professional team(s) and department(s). Responsible for Design and implementation of cutting‑edge AI/ML solutions that power intelligent, multilingual digital experiences across customer‑facing and operational platforms. Requires broad full‑stack engineering expertise with deep specialization in AI/ML with an ability to build and optimize LLM‑powered workflows, agentic AI systems, and machine learning models to enable natural language understanding, intelligent automation, and personalized self‑service, bridging intelligent systems with enterprise‑grade digital platforms across millions of interactions spanning multiple languages. Full management responsibility of a team, which may include management of people, budget and planning and duties such as performance evaluation.

Key Responsibilities

• Lead the design and development of scalable, enterprise‑grade conversational AI and agentic systems for real‑time customer interaction use cases.
• Build and optimize AI/ML solutions including LLM‑powered workflows.
• Develop and implement RAG pipelines and knowledge‑based AI integrations.
• Design and deploy multi‑agent systems for complex business use cases.
• Apply prompt engineering and optimize LLM performance, cost, and accuracy.
• Build intelligent automation solutions for customer journeys and digital workflows.
• Integrate AI capabilities into existing enterprise platforms and architectures.
• Collaborate with cross‑functional teams to deliver end‑to‑end solutions.
• Ensure system scalability, reliability, and performance in production environments.
• Drive best practices in architecture, coding standards, and AI implementation.

Required Skills & Experience

• 11–16 years of experience in application development or enterprise engineering roles.
• Strong hands‑on expertise in Java, Microservices, and REST APIs.
• Expert‑level proficiency in Python (mandatory).
• 2+ years of hands‑on experience with AI/ML, LLMs (e.g., GPT, Claude, Gemini).
• Experience with RAG, prompt engineering, and vector databases.
• Familiarity with agentic AI frameworks (e.g., LangChain, LangGraph, CrewAI).
• Full‑stack development experience with modern frontend frameworks (e.g., React.js/Angular).
• Strong understanding of system design, distributed systems, and cloud platforms.
• Experience with SQL/NoSQL databases and real‑time data processing.
• Exposure to MLOps practices including deployment, monitoring, and lifecycle management.

Good to Have

• Experience in Financial Services / Banking domain.
• Exposure to recommendation systems, personalization, or conversational AI.
• Knowledge of customer journey analytics, sentiment analysis, or automation workflows.
• Experience working in product‑based or large‑scale enterprise environments.

Role Type

• Individual Contributor (Hands‑on)
• High ownership role with cross‑functional collaboration

What We’re Looking For

• Strong technologist with the ability to bridge traditional engineering and AI.
• Hands‑on problem solver with a product mindset.
• Ability to work in a fast‑evolving AI landscape and drive innovation.

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.

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