Gen AI - Python Developer - Assistant Vice President

Citigroup Inc.; Tampa (FL); On-site; USD 97,000 - 145,000; Full time

Job summary

Citigroup Inc. in Tampa, FL is seeking an intermediate Gen AI Python Developer to design and implement scalable Python code for GenAI applications, integrating OpenAI and Gemini APIs and deploying robust back-end services.

You will collaborate with cross-functional teams, implement RAG, and ensure security, testing, and code quality using FastAPI/Flask/Django in a modern cloud environment.

Qualifications

• 5+ years of 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.

Responsibilities

• Conduct feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
• Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users
• Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
• Recommend and develop security measures in post implementation analysis of business usage to ensure successful system design and functionality
• Consult with users/clients and other technology groups on issues, recommend advanced programming solutions, and install and assist customer exposure systems
• Ensure essential procedures are followed and help define operating standards and processes
• Serve as advisor or coach to new or lower level analysts
• Has the ability to operate with a limited level of direct supervision.
• Can exercise independence of judgement and autonomy.
• Acts as SME to senior stakeholders and /or other team members.
• 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.

Skills

Python

GenAI

APIs

Web frameworks

Git CI/CD

Databases

Problem solving

Communication

Education

Bachelor’s degree/University degree or equivalent experience

Tools

FastAPI

Flask

Django

Job description

The Gen AI Python Developer 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:

• Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
• Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users
• Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
• Recommend and develop security measures in post implementation analysis of business usage to ensure successful system design and functionality
• Consult with users/clients and other technology groups on issues, recommend advanced programming solutions, and install and assist customer exposure systems
• Ensure essential procedures are followed and help define operating standards and processes
• Serve as advisor or coach to new or lower level analysts
• Has the ability to operate with a limited level of direct supervision.
• Can exercise independence of judgement and autonomy.
• Acts as SME to senior stakeholders and /or other team members.
• 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:

• 5+ years of 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

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

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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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Primary Location:

Tampa Florida United States

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Primary Location Full Time Salary Range:

$96,960.00 - $145,440.00

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.

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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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Anticipated Posting Close Date:

Sep 22, 2026

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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

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