Rotem Z. Profile

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$35 USD / hour

ramat gan,

israel

$35 USD / hour

It's currently 8:45 AM here

Joined August 27, 2023

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Rotem Z.

@RotemZ

0.0

(0 reviews)

0.0

$35 USD / hour

ramat gan,

israel

$35 USD / hour

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Data Engineer | Python | SQL | ETL | Data Entry

Designs, builds, and improves ETLs and ELTs using Python and SQL. Designs ETL fetching data from varius sources. Creates complex SQL stored procedures and optimize existing ones on PostgreSQL. Working with AWS services including S3.

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Experience

Redis

Apr 2022 - Present

* Designs, builds, and improves ETLs and ELTs using Python (Pandas NumPy etc...) and SQL * Manages orchestration of DW processes * Maintains and manages the DWH infrastructure * Designs, develops, operates, and maintains analytical data infrastructure * Provides business analysts with technical support related to data infrastructure and BI matters * Implements and develops different data integrity processes, data validations, and tests. * Detects and solve problems.

STOREE

Mar 2019 - Apr 2022 (3 years, 1 month)

* Create new complex SQL stored procedures and optimize existing ones on PostgreSQL. * Develop and initiate advanced ETL processes and data models; Maintain existing ones. * Develop data manipulations with python and pandas for automatic pipeline flow. * Working with AWS services including S3, Athena and QuickSight. * Build automated dashboards and reports to facilitate company-wide awareness and understanding of key business metrics and the client's experience.

HMS - Halperin Consulting Group

Dec 2017 - Mar 2019 (1 year, 3 months)

* Operating complex data analysis processes using ETL tools and dedicated software. * Building and maintaining ETL packages with SSIS for loading data from various sources such as: flat files, MS SQL Server, CSV and more. * Supporting the whole product lifecycle, including developing new processes, and supporting existing ones. * Developing and maintaining data control processes with complex SQL statements on MS SQL Server. * Developing batch and automation scripts for running.