Sep `16 – Present
Mobile app market analytic
Senior Clojure Engineer
Backend development Data processing services development Work on various data processing pipelines
A startup providing mobile app market analytics. ) Implemented backend services in Clojure using Cassandra and AWS. Built data processing services using Clojure, Spark, Cassandra and Amazon Elastic MapReduce. Created internal Web UI tool to support data science and exporting unstructured data to Redshift using Clojure, Spark, ClojureScript and Rum. Built HTTP APIs for internal consumption and for the corporate clients. Maintained existing Elixir based services.
Technologies Stack:Cassandra Clojure Elixir Spark MapReduce
Big Data Analytics system, Analytics, Analytic System, Analytics tool
Jun `14 – Sep `16
Mar `13 – Aug `14
Senior Software Engineer
I’ve implemented Mongoose-like object mapper for Cassandra and Node.JS and callback-free test runner that supports promises and ES6 generators. Refactored some of the existing Java services and wrote test suites for them. Added maven builds to existing Java services.
Building a product for document distribution I was responsible for lots of RESTful backend services in Node.JS, that used Cassandra as a storage. Worked remotely with people from different timezones.
distributed document processing application
Feb `12 – Jun `14
Sep `10 – Feb `12
Lead Java/Scala Developer
Developed various mobile and server applications in Java/Scala. Wrote Java backend for location tracking and navigating ski resorts for iOS app. Created Android application for navigating in the crop fields using Scala.
Sep `08 – Sep `10
Senior Java Developer
Responsible for new features and stability of search backend. Integration with proprietary eBay search engine. Profiled and optimised memory and CPU usage of the search backend. Implemented HTTP service for retrieving book information. Used Hadoop to analyse search logs and create autocomplete database for popular and trending search queries. High-load production environment and strong scalability requirements for search backend
Search backend for the large eBay classifieds website in the Netherlands (www.marktplaats.nl). There I’ve used Hadoop, Spring, MySQL and few proprietary search solutions
Technologies Stack:Java MySQL Apache Tomcat JDBC JUnit Spring MVC Hadoop
E-Commerce & Retail
Online auction systems
Cisco Entrepreneur Institute
Starting a Business iExec Enterprise Essentials
Computer Academy "STEP"
Web Development and Design
Rivne Institute of Slovenian Languages
Masters Degree in History of Art