Senior Data Analytics Developer

4 weeks ago


Mississauga, Canada Citibank (Switzerland) AG Full time

## For additional information, please review .* ## 5-8 years of relevant experience* ## Proven hands-on experience in a data engineering or analytics developer role.* ## Strong expertise with SQL and experience with various data analytical tools.* ## **Deep experience with Apache Druid**, including cluster management, data ingestion, and query optimization.* ## **Hands-on experience with Starburst (Trino)**, including query federation and performance tuning across data sources.* ## **Solid understanding and experience with Apache Impala** for fast, interactive SQL queries on Hadoop or cloud data storage.* ## **Strong expertise with Apache Iceberg**, including implementation for data lake architectures, schema evolution, and partitioning.* ## Experience with **OLAP cube development**, including knowledge of multidimensional expressions (MDX) and best practices.* ## Proficiency in one or more of Java, Python or PySpark for data processing and pipeline development is desirable.* ## Experience with cloud platforms such as AWS, GCP, or Azure is a plus.* ## Excellent problem-solving, communication, and collaboration skills.* ## Bachelor’s degree/University degree or equivalent experience* ## Bachelor's degree in Computer Science, Data Engineering, or a related field.
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