Oleg Khimich

Oleg Khimich

Odessa, Ukraine
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Oleg Khimich

Oleg Khimich

Odessa, Ukraine
Member since December 31, 2014
Oleg has more than 15 years of experience in the IT industry. Prior to joining RingCentral, he was involved with a mobile game startup in partnership with USPC, which is a branch of Jarden Corp. Prior to that, he went through a chain of his own start-ups, focused on a fusion of tech innovation, online marketing, and product sales. He is passionate about technology, has an energetic mindset, and is always open to new technologies and knowledge.
Oleg is now available for hire
  • RingCentral
    Qt, C++, QML, PHP, Yii, MySQL, RabbitMQ, PostgreSQL, MySQL Galera
  • Zeniz
    PHP daemon, MySQL, FreeBSD, iOS, Android
  • MFA Monsters
    FreeBSD, PHP, Apache, MySQL, SEO, Data mining, JpGraph
  • PHP, 17 years
  • Apache, 17 years
  • Agile Software Development, 4 years
  • MySQL, 17 years
  • Technical Project Management, 10 years
  • Product Management, 10 years
  • Data Science, 5 years
  • Big Data, 3 years
Odessa, Ukraine
Preferred Environment
MacOS, PhpStorm, Git, Linux
The most amazing...
...marketing research I've done is an analysis of the content from all international domains using a custom-built big data processing framework.
  • Technical Director
    2012 - PRESENT
    • Led R&D as well as product architecture design and review along with performance optimizations.
    • Achieved a strategic goal of corporate standardization and innovation in the area of the software development process.
    • Developed an enterprise crash-reporter analytic system for receiving data, conducting analysis, and creating reports for corporate application software.
    • Optimized an existing web tracking system to achieve the goal for a request being served in <20ms.
    • Integrated a corporate-level content management system with Adobe Experience Manager.
    Technologies: Qt, C++, QML, PHP, Yii, MySQL, RabbitMQ, PostgreSQL, MySQL Galera
  • Product Director/Engineering Manager
    2011 - 2012
    • Led the iOS and Android development teams to develop a mass multiplayer mobile game.
    • Led the back-end developer group, who developed asynchronous back-end architecture with the help of the PHP Daemon framework. This allowed us to serve thousands of online players per computer node.
    • Integrated the workflow between the creative department and mobile UI development. Using QML, we've been able to overcome the issue with the plenty of different Android screen resolutions.
    • Coordinated marketing activities and put them on the analytic reports to estimate the performance of various market channels.
    Technologies: PHP daemon, MySQL, FreeBSD, iOS, Android
  • Senior Systems Architect
    MFA Monsters
    2010 - 2011
    • Developed a custom content management system for serving content at hundreds of domains distributed on various dedicated hosting boxes.
    • Responsible for the core back-end and analytic tools with different sources of statistical data.
    • Built a graphic-intensive reports system that uses a data mining process.
    • Developed caching and failover techniques to maintain high availability and zero downtime for critical parts of the system.
    Technologies: FreeBSD, PHP, Apache, MySQL, SEO, Data mining, JpGraph
  • Distributed Web Scraper (Development)

    Using Amazon EC2, the framework allows to scrape. parse, and process the data to monitor competitors. This allows a company to incorporate dynamic pricing models into its business.

  • Responsive Design for Mobile and Web (Design)

    For the existing website, I implemented a responsive design paradigm to maintain the website UX to be the same on desktop and mobile devices. This decreased bounce rate for 20% for mobile users.

  • Increased Conversion Rate for Web Site (Other amazing things)

    I designed and developed a multi-variant testing framework for a product sales website. According to external benchmarking, this allowed the site to outperform its competitors for 50% in sales. Overall, this increased the company's revenue up to 200%.

  • Languages
    HTML, PHP, JavaScript, C, Python
  • Libraries/APIs
    cURL, REST API, SQLite, Amazon API, LinkedIn API, SalesForce.com API, RADIUS, Facebook API
  • Tools
    Apache, php-fpm, Nginx, Cacti, Microsoft Project, VMware, Composer, phpMyAdmin, OpenVPN, RabbitMQ, Tableau, GCC
  • Paradigms
    Agile Software Development, Lean Startups, Lean Development, Waterfall development, Change Management, Kanban
  • Platforms
    FreeBSD, Amazon EC2, CentOS, Ubuntu, Mac OS X
  • Storage
    Database Performance, Database Modeling, MySQL, Amazon S3, Memcached, MongoDB
  • Misc
    Product Development, Back-end Development, Web Development, Data Analysis, Product Management, Project Management, Content Management, Technical Project Management, Database Design, Front-End performance optimization, Data Mining, Business Intelligence, Database Replication, Big Data, Data Science, Amazon Cloud Front, BIND9, PHPDoc, Sumo Logic, VMware ESXi
  • Frameworks
    Codeception, Yii Framework, Smarty, Yii Framework 2.0, PHPUnit, AngularJS
  • Master's degree in Business Administration
    IBR-Institute (Steinbeis-Hochschule-Berlin) - Germany
    2007 - 2009
  • Master's degree in Computer Science
    Odessa National Academy of Telecommunications - Ukraine
    1998 - 2002
  • Bachelor's degree in Computer Hardware Engineering
    Odessa Technical College - Ukraine
    1994 - 1998
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