Михайло

Mykhailo Vorobiov

Education: high
Age: 37
Specialization: programming, networks
Level of english: Intermediate courses in progress – 1-2 lessons in weeks, pre intermediate finished

Experiences:
Angular – junior
Java – middle
Python - junior (level for automatization)
bash – for automatization
NOC – middle
Asterisk – middle
Monitoring — zabbix, grafana
terraform - AWS, S3 backend, free instances (beginner level)

Telephones: [открыть контакты](см. выше в блоке «контактная информация»)
Email: [открыть контакты](см. выше в блоке «контактная информация»)

Current work position

Newfold company (Dreamscape old name), Linux host engineer, started the work at 20 Sept 2021

Responsibilities: level 3 support, support Linux servers as administrator (Cloud Linux), installing procedure of new servers, working with firewalls (iptables ,csf. ufw), working with monitoring (Zabbix, Grafana), working with ticket system, using salt for install templates, trouble shutting, migration procedure between data centers

Only shared hosting support, mail team and backup are dedicated divisions in currently position

Stack: nginx, apache, mysql, salt, firewalls,bind, Proxmox Virtualization, Virtuozo Virtualization,salt,Vmware,git

Previously work on the companies

ISP Cosmonova: Noc engineer

Work period:January 2021 – September 2021
Responsibilities:PowerDNS tuning, support Linux server, support Asterisk servers as internal role and customers support, management of documentation with connectivity optical information, creating commercial projects for customer relative to integration VOIP in commercial structure
Stack: Ubuntu Linux, Debian Linux, Proxmox Virtualization,Mikrotik,Dlink,Cisco
Dev tools: Jenkins, python
main cause of interrupt work agreement: low salary, increment salary was absent, I didn’t have free time in my weekdays – assigned to customers calls all my time

National University of Zaporozhye: Noc engineer (System Administrator)

Work period:01.11.2013 – 21.08.2015
Responsibilities:building network of university, monitoring network, support AS (quagga and bgpd daemons), security roles and divide privileges, authorization in LDAP (openldap),support mail server, support bind9
Stack:
OS: Linux,FreeBSD – DHCP, NAT (pfnat,natd,iptables dnat, iptables snat),squid,firewall, openldap, nginx, apache,mysql, nagios, bind
Devices: DLINK, Cisco, Mikrotik, HP (just Procurve models)
Dev tools: bash, python
main cause of interrupt work agreement: has decreased salary, in begin of war in 2014 from all personal take off all allowances
team consist of: myself and one person

JSC Privatbank – Developer Java (Junior level)

Work period:07.05.2013 – 25.10.2013
main cause of interrupt work agreement: our team teams was reduced
Responsibilities: working with backend for commercial banking products
Stack: Hibernate, mysql, json
team consist of: more than > 5

JSC Industrial Bank – Noc engineer

Work period:05.05.2010 – 22.11.2011
Responsibilities:building web clusters of web servers for serve customers , monitoring , security roles and divide privileges, authorization in LDAP (openldap)
Stack – FreeBSD, Carp, Nginx, Apache, ipfw, mysql master slave replication, ms sql
Dev tools: bash
team consist of: myself and 2 persons
main cause of interrupt work agreement: after successful deal relate with purchase Industrial Group many teams was reduced

OLIS LTD — System Administrator

Work period:01.07.2008 – 14.01.2010
Responsibilities:supporting employees, support web mail server, support vpn connection between offices, security officer in security team
Stack – FreeBSD, Exim, Nginx, Apache, ipfw, mysql
team consist of: myself and 3 security officers
main cause of interrupt work agreement: very hard work, transformation from happy life to scare, many works without additional pay in homes of boss, has begin problem with health with heart

Save State Bank in Zaporozhye – main specialist in ATM and aquaring

Work period:24.03.2005 – 19.05.2008
Responsibilities:connection new ATM in safe network,support aquaring, manage the documentation of high level security,had had access to special security access
team consist of: NDA
Stack – Cisco 8XX Series
main cause of interrupt work agreement: this work on the end date was not interesting for me, I decice something change in my life

Experiences as entrepreneur from 24 06 2012

The examples of my work in entrepreneur role

- LAW company Pravogarant (completed):
I created 4 year ago CRM system with my team for Pravogarant. My team was from 4 person. Now this CRM in production
Stack in crm: MySQL as engine for database,angular for backend, Java
In Java used: Hibernate, json ( org.json.simple.*), ExecutorServices, Singletone, xdocreport for providing orders from templates
Main target of this crm was: created tasks, to put comments, more than > 5 type tasks was, separately tasks was tasks of judge practices and providing accounting the orders. Analytics per month in reports every month
My roles in this project: responsibility for deadline and work all project,communication with customer

- OIL Private Company
interrupt agreement at the begin of the war (CRM)
Stack in crm: MySQL as engine for database,angular for backend, Java
In Java used: Hibernate, json ( org.json.simple.*), ExecutorServices, Singletone, xdocreport for providing orders from templates, POJO, SpringBoot

- Project “Monteur” (myself private project)
3 Part sof project: android mobile, angular front,backend java
In Java used: Hibernate, json ( org.json.simple.*), ExecutorServices, Singletone, xdocreport for providing orders from templates, POJO, SpringBoot
Personally coding backend, angular, mobile(java)

- had had experiences in selenium (based on java)

- Supported 2 ISP personally
Was main NOC on ISP Zaporozhye, built network, monitoring , supported asterisk and security inside network,supported AS (2 /24 routed to Cisco). Provided courses for employees about learn devices mikrotik for quick tuning, buildig radio network based on mimoza radio device, adding new transport channel, building new L2 transport for customer,virtualization citrix xen center, kvm linux (qemu)

work with xml: created utilities that working with config files (xml) on the GSM devices (based on the Java)

and other projects ...