Email: rrv@srehelps.com
Age: 43 y.o.
Experience
Group head of
recommender systems exploitation unit
December 2019 — now
Project: Native advertising
Improvements
and achievements:
- maintained the highload, mainline project - https://relap.io, including improvement of the infrastructure resiliency and incidents and issues response;
- continued development and monitoring of the other “Surfingbird” projects;
- successfully implemented the application failover clustering in 3 datacenters and 2 cities ( worked with the highload - 100k RPS) with load balancing and automatic failover.
People
Management:
- headed 2 system administrators;
- mentored and shared technical expertise with the team.
Tech stack:
OS: CentOS 7,8; Debian 9,10
Web: nginx, haproxy, apache, php-fpm, perl (Plackup) web and queue daemons
Engines: perl, php, golang
DB: MySQL, PostgreSQL (patroni), redis, Clickhouse
Backup: Bacula, cvsbackup, wal-g
VPN: openvpn, wireguard
Containers: LXC, docker, docker-swarm
Virtualization: qemu-kvm
Network: RIP, BGP over bird. Iptables filtering and routing. IP and TC traffic routing and shaping.
SurfingBird.ru
System
Administrator
March 2016 — December 2019
Improvements and achievements:
- created of the highload mainline project with further administering - https://relap.io;
- designed and implemented project’s architecture “from scratch” together with CTO (the “Surfingbird” project);
- directed the implementation and performance of the SurfingBird project, which led to a quick growth. Later on this project was bought by the TOP IT company in Russia - VK Group LLC
Tech stack:
OS: CentOS 7,8; Debian 9,10
Web: nginx, haproxy, apache, php-fpm, perl (Plackup) web and queue daemons
Engines: perl, php, golang
DB: MySQL, PostgreSQL (patroni), redis, Clickhouse
Backup: Bacula, cvsbackup, wal-g
VPN: openvpn, wireguard
Containers: LXC, docker, docker-swarm
Virtualization: qemu-kvm
Network: RIP, BGP over bird. Iptables filtering and routing. IP and TC traffic routing and shaping.
CrazyPanda.ru
UNIX
System Administrator
Jule 2012 — October 2015
Improvements and achievements:
- 24/7 support of the company's highload web-service;
- administration of around 100 servers and virtual machines;
- migration of RHEL, FreeBSD on Debian;
- built high-performance clusters from scratch to support TOP5 games in social networks with millions of users( e.g. World Poker Club);
- organized the reserve of main servers in 2 datacenters;
- ensured that all server hardware, operating systems, software and procedures aligned with organizational standards and upgraded to the latest version.
People Management:
- formed the team of 3 people;
- held leadership position of the team.
Tech stack:
OS: CentOS 6x; Debian 7x,8x; FreeBSD 6.x, 7.x, 8x, 9x
Web: nginx, apache, php-fpm, starman
Engines: php, perl
DB: MySQL, PostgreSQL, MongoDB
Backup: Bacula, cvsbackup
VPN: pptp, openvpn
Containers: LXC, OpenVZ
Virtualization: Qemu-kvm
VK
Group (ex Mail.RU Group)
Head
of administration unit
June 2008 — March 2012
Project: Media projects unit.
Improvements and achievements:
- 24/7 support of the company's highload web-services;
- administration of >1000 servers;
- maintained project infrastructure (news.mail.ru, auto.mail.ru, pogoda.mail.ru, go.mail.ru).
People Management:
- held leadership position, leading system administration unit of 6 people.
Tech stack:
OS: CentOS 4x, 5x, 6x; FreeBSD 6.x, 7.x
Web: nginx, apache, php-fpm
Engines: php, perl, python
DB: MySQL, PostgreSQL, a little bit Oracle
Backup: Bacula, cvsbackup
VPN: pptp, openvpn
RBC
Senior
System Administrator
May 2006 — June 2008
Improvements and achievements:
- support and improvement of the highload web-portals;
- maintained project infrastructure (anekdot.ru, loveplanet.ru).
Tech stack: Linux, FreeBSD: nginx, mysql, postgres, apache (php).
“FIB”(Federal Investment Bank)
Head of automation unit
February 2006 — May 2006
Improvements and achievements:
- system administration of the network of 25 computers, 6 servers, ABS.
Tech stack: - Linux, Cisco, Windows
Aleshin’s
Distribution
System
administrator
February 2004— February 2006
Improvements and achievements:
- created and supported corporate network for 6 offices (Cisco+Linux ipsec) with around 60 computers and 15 servers.
Tech stack: - Linux,
Cisco, Windows
Education
Moscow State University of Engineering Ecology, Moscow
Technology for processing natural fuels
2001
Languages
English – B2
Russian- Native