Reza Amini
Senior Data Engineer at DFreight- Claim this Profile
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Bio
Experience
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DFreight
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United Arab Emirates
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Transportation, Logistics, Supply Chain and Storage
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1 - 100 Employee
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Senior Data Engineer
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May 2023 - Present
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Snapp! Express
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Iran
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Internet Publishing
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100 - 200 Employee
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Senior DataOps & Data Engineer
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Jul 2022 - Jun 2023
Snapp! Express Company is one of the Snapp! Group Ventures, and business type of our company is q-commerce. I spent most of my time at Snapp! Express with Apache Spark, Apache Kafka, and Apache Airflow, Apache Clickhouse, Minio. we implemented a data platform based on Data Vault Design. Snapp! Express Company is one of the Snapp! Group Ventures, and business type of our company is q-commerce. I spent most of my time at Snapp! Express with Apache Spark, Apache Kafka, and Apache Airflow, Apache Clickhouse, Minio. we implemented a data platform based on Data Vault Design.
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Digikala.com
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Iran
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Technology, Information and Internet
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700 & Above Employee
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Data Engineer
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Jun 2021 - Jul 2022
* Digikala is the biggest online retail and marketplace company in Iran, I spent most of my time at Digikala with Apache Spark, HDFS, Apache Delta, Apache Kafka, and Apache Airflow. * My main projects: ** Seller Insight: This is a comprehensive analytics project that helps sellers gain a better insight into their sales and improve their performance. Traditionally, the BI team prepared weekly reports for the sellers, but this project provided real-time data. It reads from 10 different tables and provides usable data with many processes. The data is entered into HDFS (for backup) using Spark SQL and then into Apache Pinot, and an API with many features and different query filters responds to sellers ** Online Visitor: This was a small project for the site's products, when a user enters the product's page an event in Kafka is pushed, and a Spark Stream pipeline with a time window of 5 minutes per minute for every 20 million products calculates the number of viewing users. Show less
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Tapsell
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Iran
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Advertising Services
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100 - 200 Employee
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Data Engineer
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Mar 2020 - Jun 2021
* Tapsell (an online Ad service platform) is one the biggest ad service with 40M users in Iran* My main projects:** Digiad: The Digiad project is a collaboration between Tepsell and Digikala (online retail and marketplace company in Iran). We did banner advertising for Digikala sellers in search of Digikala's site. My task was to calculate values such as conversion rate, click-through rate, etc. through a pipeline.** DMP: DMP is a big service for all products in Tapsell, The service consisted of several sections and received and stores various data from users, including data on installed apps, location history, and seen ad history, which was calculated with pipelines. Also, for each user, we kept the fields IP, Lat and Long, Cookie, Google ID, and so on. The two most important parts of this service were the user identifier and the user merger. If a user needed ads, it was first identified by an identifier (after that we could get all the data we wanted) and then by the merger, if it was the same as the old users, it would merge them (like the same cookie). Show less
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Data Engineer Intern
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Jan 2020 - Mar 2020
* During my internship, I became acquainted with Big Data tools, e.g. Kafka, Elastic Search, MongoDB, Cassandra, and Hadoop
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Sharif University of Technology
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Iran
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Higher Education
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700 & Above Employee
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Teacher Assistant
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Sep 2019 - Jan 2020
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Education
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Sharif University of Technology
Bachelor's degree, Computer Engineering -
National Organization for Development of Exceptional Talents (Sampad)
High School Diploma