Mykhaylo K Email & Phone Number

Sunnyvale, Ca, Us

Sunnyvale, Ca, Us

Alexa Devices Arbitration Service

San Jose, Ca, Us

Adobe Experience Platform -> Real Time CDP -> Unified Profile -> Batch SegmentationAdobe it's not only about Photoshop, they also have an Experience Platform where other companies collect and analyze their customers' data to drive their customers' experience. Unified profile is data about users from multiple sources unified in the real time. Our batch job qualifies the profile for the segment (set of rules defined by the customer). Every day we run >1K batch jobs to process petabytes of data and update segment qualification for billions of profiles and thousands of segments.I worked on new features, refactoring, performance optimization (code and Spark configuration). Biggestproject I lead is a Sync Job to sync data from persistent store to lookup store(s), 3 engineers total.Scala, Spark, Cosmos, DataBricks, Delta tables, Akka, PostgreSQL, Kafka, Jenkins, Spinnaker.

Bentonville, Arkansas, Us

Advertising Technology-> WMExchangeWalmart has the biggest sales data on a planet and processes petabytes of data from online and offline user activities daily to do targeted advertisements on Walmart.com and 3rd party sites. Currently I'm working on a Self Service for Display Ads project, where we create a unified API that allows all customers to set up advertisement campaigns on Walmart.com and our advertising partners. I did event logging to ES, audience forecast from DFP, GCP migration. Before that I worked with batch ETLs to improve id mapping, build target audiences (set of ids), process partner’s logs, and prepare reporting. Languages: Python, Scala; Big Data: Spark, Hive; Infra: Gerrit, Jenkins, Ansible, Prometheus, MySQL, Linux RHEL, Elastic Search, GCP; Frameworks: Play2, Squeryl.

Sunnyvale, Ca, Us

Advertising -> Real Time Bidding -> AdExchange -> AdServer. AdExchange is complex system with thousands of servers to real time handle ~100k qps integrated with many other systems. I worked on data transformation and migration, new reserve price algorithms implementation, cache improvement, new subsystem integrations.Languages: Java, C++; Libs: MapDB, Guice, Jetty, Boost, ZooKeeper/Curator, Trove; Big data: Hadoop, Pig, Hive, ElasticSearch; Test: Cucumber, Mockito, JUnit; CI/CD: Git, Jenkins, SkrewDriver, Aria, Pogo; Linux RHEL; MySql.

Sunnyvale, Ca, Us

Develop high scale (billions of records) real time log analyzing and reporting tool based on ELK stack (Elasticsearch, Logstash, Kibana). Modify backend to offload required data (Java). Configuring Elasticsearch, (mapping, aliases, analyzers, JVM, Lucene queries). Integrate project into Yahoo! continues deployment process, and deploy it on 10 servers cluster (Jenkins, and number of internal Yahoo! frameworks). Assist teammates in integration tool into UI, developing backup and alarm scripts.

Sacramento, Ca, Us

Help maintain (>60) college web based applications. Old applications are built on classic ASP platform with IIS7 and MSSQL 2008R2, and new development uses ASP .Net 4.0.Technology used: ASP(classic), ADO, AJAX, CSS, HTML, DOM, MSSQL, .NET, JSON. Languages: JavaScript, VBScript, C#, SQL. Libraries: jQuery, Google Chart

Austin, Tx, Us

BI applications for worldwide top 5 FMCG company. Up to 30 teammates in 4 geo locations was working on 6 parallel projects. MS SQL, OLAP Cubes, C#.

Bachelor Of Science (Bs), Eecs

Master Of Engineering - Meng, Electronic Engineering