Barnabas L.

SENIOR DEVOPS ENGINEER

Romania

More Less

Je parle

English : Average

Romanian : Native speaker

Hungarian : Advanced

Je code

Big Data
Apache Kafka, AWS Kinesis
Networks and systems
Ansible, Chef, Docker, Puppet, Terraform, Active Directory, Akamai, Amazon Cloud Services, Amazon CloudFormation, Amazon CloudTrail, Amazon CloudWatch, Amazon Elastic Container Registry (ECR), Amazon Elastic Container Service (ECS), Amazon Elastic File System (EFS), Amazon Elastic Load Balancer (ELB), Amazon Elastic Transcoder, Amazon ElastiCache, Amazon Identity and Access Management (IAM), Amazon Redshift, Amazon Relational Database Service (RDS), Amazon Route 53, Amazon SageMaker, Amazon Simple Email Service (SES), Amazon Simple Notification Service (SNS), Amazon Simple Queue Service (SQS), Amazon Web Services EC2, Amazon Web Services S3, AWS Lambda, Bind, Catalyst 2960 Series, Catalyst 3560 Series, CentOS, Citrix XenApp, Courier, DataDog, Debian, Dovecot, Exchange, Exim, Fedora, FreeBSD, IBM Cloud, IPTables, Linux, Linux Server, LXC, Mailscanner, Mandriva, Microsoft Azure, Mydns, OpenVPN, Plesk, Postfix, Proftpd, PRTG, PureFTPD, Qemu, Samba, Sendmail, Sensu, Slackware, SpamAssasin, Squid, SUSE, Ubuntu, UNIX, Virtual Box, VMWare, VMWare vCloud Director, VMware vSphere, Vsftpd, Windows, Windows Server, Zabbix
Languages
Shell Scripting, Bash scripting, JAVA, Ruby, C#, PHP, JavaScript, SQL
Technologies
ELK Stack, ActiveMQ, .NET, Amazon CloudSearch
Web technologies
AWS, Amazon CloudFront, Node.js
DBMS
MySQL, PostgreSQL, AWS Aurora, Cassandra, MongoDB, DynamoDB, Redis
Environment of Development
GIT, SVN, CircleCI, GitLab, Jenkins, Travis CI, Vagrant, Ant, CodeDeploy, CodePipeline, Gradle, Maven
Application servers
TeamCity, ElasticSearch, Apache, Nginx, cPanel, HAProxy, IIS, ISPconfig, JBoss, Lighttpd, Memcached, Rabbit MQ, Tomcat, Varnish
Protocols
DHCP, DNS, SMTP, POP3, FTP, HTTP, LDAP, NFS, Proxy, SNMP, TCP/IP
Open Source solutions
Capistrano, Monit, Munin, Alfresco, Kubernetes, Drupal, Joomla/Mambo, Liferay, Magento, OpenCart, SugarCRM, WordPress
Software testing
JMeter, Tsung, New Relic, AB Apache, HTTPerf, JIRA
Hardware
IBM Blade Center, IBM Disk Storage Systems
Miscellaneous
DevOps, Apache Clustering, MySQL Clustering (Galera; Master-Master, Master-Slave replication), Tomcat Clustering, Keepallived, Graylog, Splunk, Supervisor
Web Analysis and Statistics
Awstats, Webalizer

Mes Experiences

Pentalog October 2012 - Present

Pentalog October 2012 - Present

Application Infrastructure Expert / DevOps Engineer – contribution and interventions within Pentalog’s application support cell.
DevOps support.

  • Cloud solutions architecture from pre-sales phase to project completion.
  • Infrastructure automation with Terraform.
  • Implementing AWS services (Compute, Storage, Database, Networking and Content Delivery, Developer Tools, Management Tools, Machine Learning, Analytics, Security, Application Integration).
  • Configuration Management with Ansible and Puppet.
  • Technical Team lead for the DevOps Team.
  • Designing and implementing Continuous Integration and Continuous Deployment Systems.
  • Designing architectures for microservices with Docker Swarm and AWS ECS.
  • Technical consultancy for development teams and clients.
  • Devops trainings.

IT infrastructure management and support.

  • Design of the IT system architecture: scalability, failover, application and database clusters.
  • Performance testing of the applications.
  • Implementation of optimization solutions; improvement of the application performance.
  • Integration of several tools for deployment automation.
  • Database and file backup and restore if needed.
  • Application security management: installation of an application firewall, monitoring, upgrade, caching.
  • VMWare virtualization.
  • Integration of Amazon cloud services (EC2, CloudFront, S3, Elastic Transcoder, CDN).
  • Advanced Linux servers administration (scripting, security, backup).

Krsoft October 2006 - Present

Krsoft October 2006 - Present

Owner of a company providing technical consultancy services.

  • Cloud infrastructure automation in AWS and in private clouds.
  • Linux/Windows configuration management with Ansible.
  • Providing web-hosting solutions (for more than 100 customers).
  • Implementing backup and disaster recovery solutions.
  • Ensuring technical consultancy.

IPJ Covasna January 2007 - October 2012 Duration: 5 ans 9 mois

IPJ Covasna January 2007 - October 2012 Duration: 5 ans 9 mois

Network Administrator within the Covasna Romanian Police Headquarters.

Administration of the company’s computer system.

  • Management of all network servers and other network components including installation, configuration and maintenance.
  • Development and maintenance of  network security procedures.  
  • Resolution of problems reported by end users for local and wide area networks, personal computers, networking equipment (switches, routers, etc.).
  • Control and measurements of the performance of the network, reports on problems to the appropriate individuals.
  • Maintenance of the documentation of the network and telecommunications.

Trident Trans Tex March 2006 - November 2007 Duration: 1 an 8 mois

Trident Trans Tex March 2006 - November 2007 Duration: 1 an 8 mois

Network Administrator within a retail company.

Administration of the company’s computer system.

  • Management of all network servers and other network components including installation, configuration and maintenance.
  • Development and maintenance of  network security procedures.  
  • Resolution of problems reported by end users for local and wide area networks, personal computers, networking equipment (switches, routers, etc.).
  • Control and measurements of the performance of the network, reports on problems to the appropriate individuals.
  • Maintenance of the documentation of the network and telecommunications.

Eurocenter February 2002 - February 2006 Duration: 4 ans

Eurocenter February 2002 - February 2006 Duration: 4 ans

ECDL Lecturer and Examiner within an accredited ECDL International Examination Center.

  • Teaching ECDL courses.
  • Carrying out ECDL examinations.
  • Development of management and administration programs.

“Kalnoky Ludmilla” School, Romania September 2001 - February 2002 Duration: 5 mois

“Kalnoky Ludmilla” School, Romania September 2001 - February 2002 Duration: 5 mois

Teacher of Computer Science and Physics within an educational institution.

  • Teaching computer science and physics classes.

Mon Education

Master's Degree in E-business - Bucharest University of Economic Studies.

2008-2010


Bachelor’s Degree in Physics - "Babes Bolyai" University, Cluj-Napoca.

1997-2001


Mes formations

Agile Training.

2015


"Pentalog Foundations" Training: Adapting the Pentalog Quality Management System (QMS) to a project; Estimation.

2013


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