Gen AI Engineer - Python - Vice President

Citigroup Inc.; Tampa (FL); On-site; USD 114,000 - 171,000; Full time

Job summary

Citigroup Inc. is seeking a senior Gen AI Engineer to lead the design, development, and deployment of AI-enabled applications in coordination with the Technology team.

You will build robust Python backends with FastAPI/Flask/Django, integrate GenAI APIs like OpenAI and Gemini, and implement Retrieval Augmented Generation (RAG) to deliver contextual responses. The role emphasizes scalable, secure systems and strong collaboration.

Qualifications

• Minimum of 6 years professional software development experience focused on Python.
• Hands-on GenAI concepts and technologies with API integration.
• Experience with OpenAI, Gemini or similar GenAI APIs and RAG systems.
• Proficiency in Python web frameworks (FastAPI/Flask/Django).
• Strong practices in version control, testing and CI/CD.
• Experience with relational and NoSQL databases.
• Excellent problem solving and communication skills.

Responsibilities

• Lead applications systems analysis and programming coordinating with technology teams.
• Develop high‑quality, scalable Python code for GenAI applications.
• Integrate GenAI APIs and build RAG‑based features.
• Develop backend services using Python frameworks (FastAPI/Flask/Django).
• Collaborate with product managers, data scientists, and engineers.
• Write unit and integration tests and participate in code reviews.
• Ensure security, performance, and reliability of applications.

Skills

Python programming

GenAI concepts

GenAI APIs

Web frameworks

Git

CI/CD

Databases

Problem solving

Communication

Education

Bachelor’s degree

Master’s degree preferred

Tools

FastAPI

Flask

Django

OpenAI API

Gemini API

Git

CI/CD tooling

OpenShift ECS

Lightspeed

Job description

The Gen Ai Engineer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities.

Responsibilities

• Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements
• Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards
• Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint
• Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation
• Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals
• Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions
• Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary
• Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.
• Design, develop, and maintain high-quality, scalable, and efficient Python code for Generative AI applications.
• Integrate and leverage various GenAI-related APIs (e.g., OpenAI, Gemini) to build innovative features and products.
• Implement and optimize Retrieval Augmented Generation (RAG) systems to enhance AI model capabilities and provide contextually relevant responses.
• Develop and deploy robust backend services using Python frameworks such as FastAPI, Flask, or Django.
• Collaborate with cross-functional teams, including product managers, data scientists, and other engineers, to define requirements and deliver solutions.
• Write comprehensive unit and integration tests to ensure code quality and reliability.
• Participate in code reviews, contributing to a culture of high-quality code and best practices.
• Optimize application performance, scalability, and security.
• (Optional, if relevant): Work with cloud container orchestration services like OpenShift ECS for deploying and managing applications.
• (Optional, if relevant): Familiarity with Lightspeed (referring to a specific internal tool or technology - clarify if this is a known external tool) is a plus.

Recommended Qualifications

• Minimum of 6 years professional software development experience with a strong focus on Python.
• Proven hands‑on experience with Generative AI concepts and technologies.
• Demonstrable experience working with GenAI-related APIs, such as OpenAI, Gemini, etc.
• Solid understanding and practical experience in implementing Retrieval Augmented Generation (RAG) systems.
• Expertise in at least one modern Python web framework: FastAPI, Flask, or Django.
• Strong understanding of software development best practices, including version control (Git), testing, and CI/CD.
• Experience with relational and/or NoSQL databases.
• Excellent problem‑solving skills and the ability to work independently as well as in a team environment.
• Strong communication and interpersonal skills.

Education

• Bachelor’s degree/University degree or equivalent experience
• Master’s degree preferred

This job description provides a high‑level review of the types of work performed. Other job‑related duties may be assigned as required.

Job Family Group

Technology

Job Family

Applications Development

Time Type

Full time

Primary Location

Tampa Florida United States

Primary Location Full Time Salary Range

$113,840.00 - $170,760.00

In addition to salary, Citi’s offerings may also include, for eligible employees, discretionary and formulaic incentive and retention awards. Citi offers competitive employee benefits, including: medical, dental & vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Citi also offers paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays. For additional information regarding Citi employee benefits, please visit citibenefits.com. Available offerings may vary by jurisdiction, job level, and date of hire.

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

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

Anticipated Posting Close Date

Sep 22, 2026

Automated Processing and AI

We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision‑making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

Illinois residents – AI Notice and Right

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.