Lead Application Dev Tech: Data & AI Architect

Citibank (Switzerland) AG; Jersey City (NJ); Hybrid; USD 193,000 - 220,000; Full time

Job summary

Citibank, N.A. in Jersey City seeks an Application Development Technology Lead Analyst to design, build, and scale data engineering and AI-enabled solutions for regulatory reporting and analytics.

You will develop end-to-end pipelines, data lakes/warehouses, and feature stores while enabling real-time and batch processing. Strong ML/NLP experience and collaboration with cross-functional teams are essential.

Qualifications

• Bachelor’s degree in Computer Science, Computer Engineering, or a related field.
• Six years of experience in applications programming and data engineering with ETL and data pipelines.
• Experience with distributed data processing using Spark/Hadoop and SQL/PLSQL.
• Proficiency in Python and Java for production-grade data and AI pipelines.
• Experience with ML/DL frameworks (TensorFlow, PyTorch, Scikit-learn) including NLP techniques.
• Exposure to LLMs, prompt engineering, and RAG architectures.
• Hands-on with real-time data pipelines using Kafka and REST APIs.
• Source control and issue tracking (Git, similar tools).

Responsibilities

• Design, architect, and implement enterprise-scale data engineering solutions for large-scale data processing.
• Develop high-performance data and ML pipelines across batch, near-real-time, and event-driven architectures.
• Build and maintain data lakes, warehouses, and feature stores with accurate data for reporting and decision making.
• Collaborate with cross-functional teams to translate regulatory requirements into scalable, secure data/AI solutions.
• Apply AI techniques including NLP for data quality and enrichment, and model operationalization.

Skills

ETL design

Spark

Python

Java

SQL/PLSQL

ML/AI

NLP

LLMs

Prompt engineering

RAG

Kafka

REST APIs

Data modeling

Cross-functional teams

Education

Bachelor’s degree in Computer Science/Computer Engineering or related field

Tools

Ab Initio ETL

Apache Spark

Hadoop/Hive/HDFS/YARN

TensorFlow

PyTorch

Scikit-learn

Kafka

Git

RESTful APIs

Job description

Citibank, N.A. in Jersey City seeks an Application Development Technology Lead Analyst to design, build, and scale data engineering and AI-enabled solutions for regulatory reporting and analytics.

You will develop end-to-end pipelines, data lakes/warehouses, and feature stores while enabling real-time and batch processing. Strong ML/NLP experience and collaboration with cross-functional teams are essential.