WARNING: If you are from Russia 

please do not choose me because i won't work with you !

I'm working in IT field more than  15 years

DevOps stack

====================================================================================================

Jenkins  ( writing shared libraries, pipelines ( declarative/scripted ), jobs, plugins )

Spinnaker ( writing pipelines / investigate issues )

Gitab CI ( writing pipelines / investigate issues )

ArgoCD

Github Actions

Docker ( writing Dockerfiles/ docker-compose / troubleshooting )

Kubernetes ( Istio/ExternalDns/Ferederation/Kubefed/ troubleshooting any issues )

Helm 

Ansible

IaaC Terraform

Chef

Puppet

Docker swarm

Git

Svn

NixOs

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OS:

Dos,Windows(Any), Linux(Any), *BSD, Solaris, MacOs

====================================================================================================

Clouds:

Ovhcloud,Hetzner Cloud,AWS,GCP,Azure,OCI,Digital Ocean

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Protocols/standards/stacks:

OSI

IPv4/IPv6 ( dual-stack )

TCP/IP

TLS/SSL

HTTP/HTTPS

BGP

OSPF

Websockets

SIP

RTP

RTMP

VRRP

IPSec

DoH

DHCP

DNS

GRE

EoIP

MPLS

Multicast ( IGMP,PIM )

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Scripting/Automation/Programming : 

Groovy

Go

Python

Bash/sh

C++

Java

PHP

Perl

====================================================================================================

Devices Routers/Switches/Servers etc:

Cisco 76xx,35xx,37xx,28xx,29xx,38xx,45xx , ASR 10XX
D-Link 35xx,36xx,32xx

Mikrotik

Zyxel

Linksys

Supermicro

Dell

IBM

Sun

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Databases SQL/NoSQL:

MySQL

PgSQL 

Oracle Database (Dataguard,GDS,GoldenGate).

Mongo

Redis

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VoIP:
asterisk
freeswitch
ССМ
openser(kamailio)
FXO,FXS,GSM, IP phones
CRM vTiger,sugarCRM,nixCRM.

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Mail SMTP (MTA) :
Dovecot
Exim
Postfix
Zimbra

Sendmail

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Monitoring/Logging Systems:
cacti
nagios 

zabbix 

SolarWinds

Centreon

Prometheus

Grafana

Elasticsearch

Logstash

Fluentd

Kibana

Datadog

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Backups:

Amanda
Bacula

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Billing Systems:

Abills
UTM5
AB-Billing

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Blockchain:

Creating nodes/mining pools etc.

Creating cryptocurrency.

====================================================================================================

Security:

DevSecOps

Kali

Ethical Hacking 

====================================================================================================

WARNING: If you are from Russia please do not choose me because i won't work with you !