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Python GenAI developer

Citi Bank

2 - 5 years

Chennai

Posted: 03/05/2026

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Job Description

Discover your future at Citi

Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.

Job Overview

As a Junior Python and GenAI Developer, you will play a crucial role in designing, developing, and deploying AI-powered applications. You will work closely with senior engineers and data scientists to build robust, scalable, and efficient systems, with a particular focus on Python-based development and integrating Generative AI models. This is an excellent opportunity for an aspiring developer to gain hands-on experience with advanced AI technologies and contribute to impactful projects.

Key Responsibilities:

  • Software Development:Write clean, maintainable, and efficient code in Python for various applications and services.
  • Generative AI Implementation:Assist in the integration, fine-tuning, and deployment of Generative AI models (e.g., Large Language Models, Diffusion Models) into existing or new platforms.
  • Data Handling:Work with data pipelines, perform data preprocessing, and ensure data quality for AI model training and inference.
  • Collaboration:Collaborate with cross-functional teams, including product managers, designers, and other engineers, to understand requirements and deliver solutions.
  • Testing and Debugging:Participate in testing, debugging, and troubleshooting software and AI model issues.
  • Documentation:Create and maintain technical documentation for code, models, and system architectures.
  • Learning & Growth:Continuously learn and stay updated with the latest trends and advancements in Python programming, AI, and GenAI.

Qualifications:

  • Experience: 3+ years experience in Python Development
  • Education:Bachelor's degree in Computer Science, Software Engineering, Artificial Intelligence, or a related technical field.
  • Programming Skills:Proficiency in Python is essential, with a good understanding of object-oriented programming principles.
  • AI/ML Fundamentals:Basic understanding of machine learning concepts, algorithms, and workflows. Familiarity with deep learning frameworks (e.g., TensorFlow, PyTorch) is a plus.
  • Generative AI Interest:Demonstrated interest or experience (e.g., academic projects, personal projects) in Generative AI techniques and models.
  • Problem-Solving:Strong analytical and problem-solving skills.
  • Communication:Excellent verbal and written communication skills.
  • Team Player:Ability to work effectively in a collaborative team environment.

Preferred Qualifications (Nice to Have):

  • Experience with cloud platforms (e.g., AWS, Azure, GCP).
  • Familiarity with version control systems (e.g., Git).
  • Experience with RESTful APIs and microservices.
  • Understanding of MLOps principles.
  • Contributions to open-source projects or a strong GitHub portfolio.

About Company

Citi Bank, officially known as Citibank, is a global financial institution and the consumer division of Citigroup, a leading multinational banking corporation. Established in 1812, Citibank provides a wide range of financial services, including retail banking, credit cards, personal loans, wealth management, and investment banking. With a strong presence in over 100 countries, it serves millions of customers worldwide, offering both individual and business banking solutions. Citibank is known for its digital banking innovations, global reach, and commitment to financial inclusion and economic growth.

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