Big Data Engineer, Citi

Citi

Location:
Canada, Mississauga

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

120800.00 - 170800.00 USD / Year

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Job Description:

The Big Data Engineer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities.

Job Responsibility:

Partner with multiple management teams to ensure appropriate integration of functions
Resolve variety of high impact problems/projects through in-depth evaluation
Provide expertise in area and advanced knowledge of applications programming
Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation
Develop comprehensive knowledge of how areas of business integrate to accomplish business goals
Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions
Serve as advisor or coach to mid-level developers and analysts
Appropriately assess risk when business decisions are made

Requirements:

Data Pipeline Development: Design, build, and maintain scalable ETL/ELT pipelines
Big Data Infrastructure: Develop and manage large-scale data processing systems using frameworks like Apache Spark, Hadoop, and Kafka
Proficiency in programming languages like Python, or Scala
Strong expertise in data processing frameworks such as Apache Spark, Hadoop
Expertise in Data Lakehouse technologies (Apache Iceberg, Apache Hudi, Trino)
Experience with cloud data platforms like AWS (Glue, EMR, Redshift), Azure (Synapse), or GCP (BigQuery)
Expertise in SQL and database technologies (e.g., Oracle, PostgreSQL, etc.)
Experience with data orchestration tools like Apache Airflow or Prefect
Familiarity with containerization (Docker, Kubernetes)
Bachelor's degree/University degree or equivalent experience

Nice to have:

Distributed caching solutions (Hazelcast or Redis)
Prior experience with building distributed, multi-tier applications
Experience with building apps which are highly performant and scalable
Master's degree

Additional Information:

Job Posted:
September 17, 2025

Employment Type:

Fulltime

Work Type:

Hybrid work

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Big Data Engineer