Development of RingCentral productshttps://www.ringcentral.com/video.htmlС++, NodeJs, electron, WebRtc.

Software development for remote control of industrial equipment.

Real-time analytic system.Designed a real-time data analytics and processing system from scratch, which includes designing the database, implementing interfaces for multiple data providers, and alculating statistics. The system was designed to analyze antivirus logs and DLP (Data Loss Prevention) dataGo, Python, Apache Druid, MongoDB, HDFS, Amazon S3, Docker

Extending ejabberd XMPP server.Erlang, C, SQL, Docker

Remote Access and Control https://www.itarian.com/remote-access-and-control.phpDevelopment & research, debugging Chromium core, network protocols, Qt, WebRtc, VNCExtending&fixing Tigase XMPP cluster (Java)Responsible for: 1. Development&research. 2. Establishing P2P connections, NAT traversal (ICE, STUN/TURN, Relay servers). 3. Xmpp signaling channel (Xmpp cluster). 4. Optimizing video capture and encoder parameters based on data channel capacity. 5. Extending Chromium core 6. Debugging network protocols 7. Extending&fixing Tigase XMPP cluster (Java)C++14, Qt, JavaNetwork protocols (UDP, SCTP, PseudoTcp, etc.), XMPP, WebRtc, VNCMSVC 2019, IntelliJ, Wireshark, MathcadLinux, Windows, macOs

Comodo antivirus scaner (core) Participated in the development of: 1. Antiviral scan engine (malware unpacker, virtual machine, dynamic code translator). 2. Antiviral software designed for macOS. 3. Antiviral software for Linux mail servers (Milter). 4. Unit & functional testing. Search for vulnerabilities and leaks.

Blocking or replacing ads and unwanted content.Was responsible for the development and architecture.1. Developed a heuristic search engine for ad networks using Php, Gearman, PhantomJs, PostgreSql, and AdBlock.2. Worked on the backend development of a high-load ad delivery system using Php, Hadoop, Java, Cassandra, and Redis.3. Contributed to the development of a statistic analysis system using Java, Hadoop/Hive MapRed.4. Designed and developed a production performance monitoring system using Zabbix and Python.5. Developed a QA monitoring system using Python, C#, and Selenium.6. Developed a system to replace video ads on common players such as YouTube, Yahoo, MTV, Bing, Msn, ABC, Disney, and others.

Worked on StartUp Concord, a video content portal with an advertiser targeting system.Description: http://www.boston.com/business/technology/innoeco/2010/01/project_concord_stealthy_video.html1. Developed a distributed video encoding system using Gearman, FFmpeg, and HandBrake.2. Worked on server-side development using Perl, MySQL.

Multimedia & social networking portal. Multimedia targeting and search.OCR (С++)Perl, Apache, SQL =[=, HTML

Took part in the development of an enterprise management system 1. Designing database architecture 2. Developing algorithms, optimizing performance, and designing core classes 3. Developing the 'Accounting' and 'Fixed assets' modules 4. Implementing the report subsystem

1. Developed a game engine for isometric games.2. Created the game "Lost Island".VC++ 6.0BoundsChecker, STL(SGI), NDX, DDraw, Ogg Vorbis

Contributed to the development and maintenance of the Galaxy system (Isogon).VB6, MSSQL