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Citi Big Data Senior Developer Role

Citi

mississauga, on, Canada Full-time May 31, 2026

Found Description

Join Citi's team in Mississauga as a Big Data Senior Developer. This hybrid position emphasizes hands-on project management and the integration of AI in big data processes.

In this role, you will leverage your extensive experience in big data to mentor a high-performing squad while developing sophisticated data architectures. You will harness PySpark alongside other technologies to create, implement, and optimize data pipelines and solutions that fuel business insights.

Key Responsibilities: • Lead the design and implementation of big data architectures • Collaborate within co-located teams to meet business needs • Optimize data ingestion and processing using PySpark • Implement real-time solutions with Apache Kafka • Maintain high standards in code quality and deployment

Requirements: • 6+ years in big data development with a focus on PySpark • Proficiency in SQL and cloud-based big data services • Familiarity with NoSQL databases and data warehousing soluti...

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