Aliaksandr Kotau

About Aliaksandr Kotau

Hands on experience in using Hadoop ecosystem components like HDFS, MapReduce, Spark, Hive, Pig, Impala, Oozie, Flume.• In-depth understanding of Spark Architecture including Spark Core, Spark SQL, Spark Structured Streaming.• Experienced in using Accumulator variables, Broadcast variables, RDD caching.• Experienced in using Spark-SQL with various data sources like Parquet, Avro, JSON, Hive. • Experienced in usage of Hadoop distribution like Cloudera and Hortonworks.• Experienced in creating tables, partitioning, bucketing, loading and aggregating data using Hive.• Experienced in using Pig as an ETL tool to load data to HDFS and AWS S3 storage.• Experienced in Oozie and workflow scheduler to manage Hadoop jobs by Direct Acyclic Graph (DAG) of actions with control flows.• Experienced in using AWS solutions like AWS Glue, AWS RDS, AWS S3, AWS EMR, AWS SNS, AWS Lambda, AWS Athena.• Experienced in managing Hadoop distribution using Cloudera Manager, Hue, Ambari. • Experienced in manipulating/analyzing large datasets and finding patterns and insights within structured and unstructured data.• Strong knowledge and experience in requirements gathering, requirements analysis and documentation of processes used in practice in large scale analytical projects.

Experience

1. Senior Data Engineer

   Rackspace Technology

   Nov 2018 — Present · US

Education

• Gomel'ski Dzjaržauny Universitet imja Franciska Skarany

  Bachelor's degree, Physic electronics

  2000 — 2005

Skills

• Sql Server Reporting Services
• Business Intelligence
• Sharepoint
• Javascript
• Sharepoint Server
• Microsoft Sql Server
• Cognos
• Oracle Data Integrator
• Ibm Db2
• .net Framework
• C#
• .net
• Requirements Analysis
• Sharepoint Designer
• Db2
• Actuate Reporting
• Html
• Software Development
• Sql
• Asp.net
• Oracle Biee
• Sql Server Reporting Services (Ssrs)
• Data Warehousing
• Databases
• Xml
• Crystal Reports
• Oracle Bi Publisher