Aug 2019 – Nov 2020 · 1 yr 3 mos

• Leading the data science team focused on data-driven (SparkML, NLP, Real-Time Bidding
• algorithms) and analytics (reporting, data lakes, Apache NiFi, Elastic, etc) projects.
• Achievements: built data-science vertical in a consultancy company, secured dozens of projects,
• and grew the team from 2 to 10 ppl.
• Skills: people management, project management, team leadership, solution architecture, Python, Tableau,
• AWS, data engineering

May 2017 – Aug 2019 · 2 yrs 3 mos

• Solution architect with hands-on experience on various web applications, mostly
• service-oriented applications hosted in AWS.
• Achievements: As a solution architect, secured a number of web and data projects. I led a team that built
• from scratch, a platform that is a leader for school teacher substitutions in the US.
• Skills: solution architecture, team leadership, system design, Java, AWS

Oct 2015 – Apr 2017 · 1 yr 6 mos

• Worked on the development of a leading advertisement platform for IPG Mediabrands. I led the
• reporting team and built in-app reporting capabilities based on Datorama data lake.
• Achievements: End-to-end reporting capabilities across multiple advertising platforms unlocked
• ubiquitous experience and smart budget strategies, leading to new deals for IPG.
• Skills: Java, Spring, AWS, Tableau, Datorama

Jun 2013 – Oct 2015 · 2 yrs 4 mos

• Worked on a set of cloud services running on the Oracle stack for the largest cable operator in
• the US, DirecTV. Services were using in-memory database, Coherence, and were optimized for
• high-throughput to serve 200+M active users.
• Achievements: Designed and implemented a patented algorithm using dynamic programming. It
• found the optimal distribution of TV channels across satellites maximizing the audience reach
• and minimizing the overlap across satellites (i.e. advanced knapsack problem)
• Skills: Java, Oracle WebLogic, Oracle Coherence, Hadoop

Nov 2011 – May 2013 · 1 yr 6 mos

• Joined the team that developed legacy Perl ITSM application using Java. Led the analytics team,
• implementing canned and custom reports backed by all four major databases: Oracle, Postgres,
• MySQL, MSSQL. I was doing some fullstack development as well, using Java and ExtJs.
• Achievements: Implemented analytics layer that could be working with any of four major
• databases: Oracle, Postgres, MySQL and MSSQL, based on customer requirements.
• Skills: Java, ExtJS, LogiXML, MySQL, MSSQL, Postgres, Oracle

May 2011 – Dec 2011 · 7 mos

• Worked on a highly configurable web ITSM application used by hundreds of clients all around the
• world.
• Achievements: Seamlessly integrated LogiXML analytics solution into a web application for
• reporting. Fixed all production bugs in 10-year-old application*.
• Skills: Perl, CGI, Apache, LogiXML

Jan 2008 – May 2011 · 3 yrs 4 mos

• Achievements: Won the innovation award for building the first customer-oriented wifi network in
• the Premier Palace hotel in Kyiv. It was the first public wifi network in Ukraine of such scale.
• Skills: Linux & Windows administration, Perl, Cisco, Network, Wireless

Jan 2006 – May 2011 · 5 yrs 4 mos

• Achievements: Developed a web application that allowed to automate and simplify routine Linux
• administration tasks.
• Skills: Perl, CGI, Apache