Lead Java Python Backend Engineer – AI Platforms - Vice President

Citigroup Inc.; Chennai; On-site; INR 3,000,000 - 6,000,000; Full time

Job summary

Citi in Chennai is seeking an experienced Java Backend senior developer to design, develop, and deploy AI-powered platforms using Java, Spring Boot, and microservices. You will build scalable backend services, APIs, and data pipelines while ensuring security, reliability, and future readiness.

You will lead development lifecycles, enforce code quality, and implement CI/CD. Collaboration with data scientists, product managers, and other teams will be essential to deliver features on time in a

Qualifications

• :
• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• 9-15 years of professional experience in backend software development, with a strong command of Java.
• 3+ years of experience in a technical leadership or lead developer role, with a proven track record of successfully delivering complex projects.
• Extensive experience with the Spring Framework, particularly Spring Boot, for building microservices.
• Solid understanding of microservices architecture, containerization (Docker), and orchestration (Kubernetes).
• Proficient in designing and building RESTful APIs and event-driven systems.
• Strong experience with relational databases (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB, Cassandra).
• Experience with message brokers such as Apache Kafka or RabbitMQ.
• Strong understanding of software development principles, design patterns, and Agile methodologies.

Responsibilities

• Architect and design robust, scalable backend services and APIs using Java, Spring Boot, and microservices principles.
• Collaborate with data scientists to integrate and deploy AI/ML models, design data pipelines for real-time inferencing and retraining.
• Oversee the full software development lifecycle, from requirements gathering to deployment and maintenance.
• Champion code quality, unit/integration testing, and CI/CD; conduct code reviews and provide feedback.
• Work with product managers and other teams to define requirements and ensure timely delivery.
• Stay current with backend, AI/ML trends; prototype new ideas and evaluate tools.

Skills

Java

Spring Boot

Microservices

REST APIs

CI/CD

Docker

Kubernetes

Cloud platforms

AI/ML integration

Event-driven architecture

Education

Bachelor’s degree in Computer Science/Engineering

Master’s degree in Computer Science/Engineering

Tools

Spring Boot

Docker

Kubernetes

Kafka

RabbitMQ

Elasticsearch

PostgreSQL

MongoDB

Apache Spark

Job description

Job Summary

We are seeking an experienced and visionary Java Backend senior developer for the design, development, and deployment of our AI-powered platforms.

Key Responsibilities.

• Architectural Design: Architect and design robust, scalable, and high-performance backend services and APIs using Java, Spring Boot, and microservices principles. Ensure systems are secure, reliable, and ready for future growth.


• AI Integration: Collaborate with data scientists and machine learning engineers to seamlessly integrate and deploy AI/ML models into our production environment. Design APIs and data pipelines to support real-time inferencing and model retraining.


• Full-Lifecycle Development: Oversee the entire software development lifecycle, from requirements gathering and technical design to coding, testing, deployment, and maintenance.


• Code Quality & Best Practices: Champion and enforce best practices for code quality, unit testing, integration testing, and CI/CD. Conduct code reviews and provide constructive feedback to the team.


• Strategic Collaboration: Work closely with product managers, stakeholders, and other engineering teams to define technical requirements, set priorities, and ensure timely delivery of features.


• Innovation & Research: Stay current with emerging trends and technologies in backend development, artificial intelligence, and machine learning. Drive innovation by prototyping new ideas and evaluating new tools.

Required Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.


• 9-15 years of professional experience in backend software development, with a strong command of Java.


• 3+ years of experience in a technical leadership or lead developer role, with a proven track record of successfully delivering complex projects.


• Extensive experience with the Spring Framework, particularly Spring Boot, for building microservices.


• Solid understanding of microservices architecture, containerization (Docker), and orchestration (Kubernetes).


• Proficient in designing and building RESTful APIs and event-driven systems.


• Strong experience with relational databases (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB, Cassandra).


• Experience with message brokers such as Apache Kafka or RabbitMQ.


• Strong understanding of software development principles, design patterns, and Agile methodologies.

Preferred Qualifications

• Hands-on experience in developing applications that consume or interact with AI/ML models.


• Familiarity with cloud platforms (AWS, Google Cloud, or Azure) and their AI/ML services.


• Basic knowledge of Python and common machine learning libraries (e.g., TensorFlow, PyTorch, scikit-learn).


• Experience with MLOps principles and tools for model deployment and monitoring.


• Knowledge of data processing frameworks like Apache Spark or Apache Flink.


• Experience with search and analytics engines like Elasticsearch.


• Excellent problem-solving abilities and strong communication skills.


• A passion for building intelligent systems and a desire to make an impact.

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

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

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

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.

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