• Helped to design and implement 2G & 3G mobile data offload to the BeelineWiFi network using EAP-SIM/AKA authentication method.

• Helped to design and implement various WPA network access methods at the BeelineWiFi network.

• Designed and helped to implement an OSS/BSS software integration solution for the broadband Internet access ( Fiber-To-The-Building) project.

• Designed and implemented a network access control and AAA system for BeelineWiFi project, which now constitutes world's largest WiFi network.

• Participated in Google Summer of Code as a Mentor for the Rewrite of the ``zipfile`` module project.

• Won Python Software Foundation grant for implementing Simple Network Management Protocol as a Python library module (pysnmp).

• Translated into Russian some of Paul Graham's essays which were later published in a major national IT magazine.

• Designed and implemented SNMP Simulator software to used as a test bench by network monitoring/inventory solutions vendors.
• Designed and implemented ASN.1 library module supporting various ASN.1 language types and codecs. The pyasn1 package appears to be incorporated into many industrial-grade software solutions.

Employment history

• Acting as a Team Lead for a group of 5-10 software engineers.
• Designed and implemented message-oriented middleware for ISP system components communication.
• Designed and implemented OpenRADIUS modules to built RADIUS server into existing ISP system.
• Designed and implemented user session tracking software for an ISP system. Primary purpose is to limit the number of concurrent sessions, also to interactively browse and terminate running sessions whenever needed.
• Designed and implemented distributed file replication tool to use for incremental transfer of growing log files from all over the ISP system to a central log server machine.
• Designed and implemented Access Point controller software, based on the code of Chillispot project, operating on OSI Layer 3, supporting packet filtering and NAT.
• Implemented WISPr recommendations for running RADIUS-based roaming services on a 802.11 network.
• Contributed to Python authentication hooks within INN software.
• Designed and implemented high-level API to RADIUS client Perl module
• Implemented text character set transcoding tool as Solaris kernel module.
• Contributed high-level asynchronous I/O engine code to M2Crypto software.

• Setup and customized open-source RADIUS-based AAA system and made it operational with international roaming providers at SangoNET.

• Participated in the IGC project of home-brew dialup AAA system customization and deployment.

• Participated in a large-scale ISP system software development and day-to-day maintenance.

Education

• 1994-1996 Moscow State University, Post Graduate Student (Computer Science)
• 1988-1994 Moscow Institute of Transport Engineers (MIIT), MS degree in Electrical Engineering (specialized in Telecommunications and Automation)