Artur Melnikov Email & Phone Number

Belgrade, Serbia

Took part as data engineer in multiple projects to create predictable and reliable Data Warehouses.Projects included industry standard technologies such as cloud and on-premis solutions.Responsibilities:- Streaming processing with Apache Spark, Kafka, Kafka Streams and Kafka Connect (Debezium)- Batch pipelines from/into HDFS, S3, Azure DataLake to OLAP systems (Snowflake, Redshift)- Development of Data Marts with dbt- Development and support of Kubernetes deployments- Ad-hoc analysis with Splunk- Infrastructure maintenance (provisioning with Terraform, manual optimizations), troubleshooting, customers supportAchievements:- Optimized cloud infrastructure that resulted in 40% cost reduction- Cold storage optimization that reduced occupied space by 60%- Created a dev environment for the team- MentorshipSkills: Snowflake, AWS Redshift, AWS Firehose, Scala, Apache Spark, Kubernetes, HDFS

Moscow, Russia

Held Data Engineer position in Data Lake Dep in Russia's largest telecom provider.Responsibilities: - Building ETL/ELT pipelines from SQL/noSQL source systems into HDFS/RAW layer- Data transformations from RAW layer to DDS with Apache Spark, Airflow, HiveQL - Data Marts development (star, data vault) - DQ metrics, monitoring dashboards, legacy supportAchievements:- Implemented a company standard monitoring system of all Hive objects- Applied code style and review process throughout my department - Standardized DoDSkills: Python, SQL, Apache Spark, Apache Airflow, Apache Hadoop, PostgreSQL, Hive