Илья Лагутин

Backoffice maintenancing:

Nagios Core / XI / Logs

Developing Python modules for monitoring company app and automation internal processes ( bottle, pymssql )

Octopus, TeamCity, MSSQL

AWS: ec2, RDS, CloudWatch etc, boto3 api -- integration and deploy processes automatization

Python backend developing for AWS based management software (mysql, flask api, boto3)

Devops tasks like aws ec2 and CI/CD pipeline (TeamCity) setup and support. 

kotlin based backend developing.

cryptocurrency exchange, crypto p2p telegram bots, blockchain wallets

spring, auth0, jooq, postgres, tg bots frameworks

Office and production infrastructure supporting:

tomcat+nginx (proxy, loadbalance)

ELK + marvel (many *beats and custom filters)

Continuous Integration : TeamCity (many custom builds, HA deploy)

Monitoring: sensu+graphite+grafana+flapjack

Jira & Teamcity REST API scripting (bash python)

also experience with docker, psql, redis, ansible, mercurial hg, zfs

Maintenance proprietary internal repos-branch-versions control system ( python bash complex with UI based on bottle framework ) - fixing,featuring etc.

Management distributed office network (a total of 5 floors in three buildings). Full responsibility for all network and wireless infrastructure (500+ users, 100+ wifi devices) + ip cameras.

Network monitoring and auditing: zabbix (many custom items,userparametrs,scripts etc), cacti, ELK.

vmWare ESXi - deployment, configuration, maintenance vm (win, deb rpm based).

Working with vendors Cisco, SNR, Mikrotik, Ubiquiti, Allied Telesys, D-Link - maintenance, adjustment.

Configuring DNS services and support, DHCP, RADIUS.

Solo project:

* Introduction of WPA2-Enterprise wifi authorization by MAC address (RADIUS).

* Planning and deploy WiFi network on Ubiquiti (Pro, UAP, LR APs): 24 points, 200+ wireless devices.

* Complete reorganization of the network core - Transfer on Cisco equipment. Topology ring, 10G fiber, Stacks 2-4 units (3750), RSTP, OSPF, ACL, PBR, dhcp relay, option82, cisco design (x2 LAG links to access switches)

* Implementing 802.1X authentication Ethernet (mac addr + ldap + dynamic vlan)

* ipv6 Internet access via 6to4 tunnel