Position: Senior Data Engineer
Category: Java
English level: fluent
Years of experience: 7

Improved bidding system performance ~10-20x before Black Friday. Allowed to save costs and change bids much faster at the same time.
7 years in Java, 4 years in data engineering. 

Experienced in building, maitaining and performance tuning of data pipelines with Spark on AWS, Dataflow on GCP. 

Designed and implemented high-volume data platform with Spark 3 & Hive metastore on Kubernetes, using Kafka as ingestion source.

Developed data management systems based on S3, Cassandra, MongoDB, BigQuery and Redshift, using Kafka as message broker. 

Implemented CI/CD integrations on Jenkins with Docker, ensuring full software development release cycle. 

Performed as ad-hoc mentor and project lead.
Interested in building data platforms, data pipelines performance tuning, exploring Lambda, Kappa and other big data architectures, using up-to-date data engineering tools and best practices.

Enjoy communicating with stakeholders and solving real business problems.