GenAI Python Developer — AI Backend & RAG Specialist

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

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.