Liviu D.

Liviu D.

Senior DevOps Engineer

Bucharest, Romania
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About Me

I am a seasoned DevOps Engineer and Network Administrator with 10+ years of technical know-how, designing, building and maintaining infrastructures that provide services for customers across the globe. Extensive knowledge in computer engineering and administration, working on different solutions on the entire stack of operations from client interaction to application deployment. I have managed solutions based on AWS platforms, 5 technical Linux testers on at least a dozen version releases, working on the technical aspects of the product’s core throughout development.

Portfolio

Senior DevOps Engineer - Kalon
Senior DevOps Engineer - Kalon

Acted as Senior DevOps Engineer and System Administrator for Kalon, a world-leading digital development company; serving as a Central Hub for digital innovation in Europe. I worked for several projects and my main DevOps tasks involved: managed nodejs-backend web apps hosted on Amazon AWS; deployed and configured CI/CD pipelines through Bamboo and Jenkins; created Ansible playbooks for different scenarios - apps deploy - upgrade; created server & network environments from scratch using Terraform and KVM/Amazon AWS backends; built Docker images ( dockerfile ) for microservices; trained devs in using CI/CD pipelines and systems.

QA Manager (Linux Products) - Bitdefender for Virtualised environments
QA Manager (Linux Products) - Bitdefender for Virtualised environments

The Bitdefender Gravity solution provides layered next-gen security for physical, virtual, and cloud environments. Acted as an interface/proxy between senior management and the technical team, built, upgraded and maintained the testing infrastructure using enterprise level hardware, and served as the official Bitdefender technical contact on the project in the partnership with VMware.

Work history

UpStack
UpStack
Senior DevOps Engineer
2019 - Present (4 years)
Remote
  • Delivers CI/CD as part of an agile team to improve performance by automating and streamlining operations and processes on solutions.

  • Help build and improve infrastructure, application and performance development and ensures tight security including data encryption, security groups and environment scanning.

  • Ensures high-quality deliverables and implements DevOps and security best practices in fast-paced environments.

Kalon Global Group
Kalon Global Group
Senior DevOps Engineer / Senior System Administrator
2014 - 2016 (2 years)
Bucharest, Romania
  • Successfully managed the operations of different IT infrastructure, application deployment infrastructure and tools on projects within Kalon Group.

  • Efficiently engineerd a multi-level access VPN infrastructure for security and community for the client.

  • Improved the security and rapidity of the deployment cycle for custom software solutions to production.

Freelancer
Freelancer
Senior DevOps Engineer / Manager
2013 - Present (10 years)
Remote
  • Handled the creation and configuration of new environments, implementing a DevOps culture across delivery teams for multiple companies.

  • Oversaw the Continuous integration and Continuous Delivery processes, closely collaborating with developers to streamline application delivery processes.

  • Used Jenkins and AWS tools (Route53, RDS, S3) to decrease release times. Managed Linux based infrastructure and performed tweaks, optimizations, configuration, and custom compiling of Linux Kernel for specific platforms.

Bitdefender
Bitdefender
Linux QA Engineer / QA Manager
2011 - 2014 (3 years)
Bucharest, Romania
  • Offered QA expertise working on a hypervisor level antivirus developed in-house and managed a team of QA engineers for the project.

  • Oversaw the successful release of the version 1.0 of the in-house antivirus.

  • Triaged complex technical issues, maintained testing architecture and handled all VMware integration related issues for Bitdefender.

RnD Software
RnD Software
Linux QA Engineer
2007 - 2010 (3 years)
Bucharest, Romania
  • Offered QA expertise for the linux-based kernel level http/https web filter on RnD's Livigent solution.

  • Set up testing infrastructure for manual testing and automation and worked on the release and pushing of new product versions to the update server.

  • Handled client interaction and managed improvement requests for the product.

Tigros Net Tech SRL
Tigros Net Tech SRL
DevOps Support Engineer
2005 - 2006 (1 year)
Bucharest, Romania
  • Provided technical support for an OSF organization with 100 users.

  • Rectified and resolved complex issues encountered on Linux, Windows Server/Services without causing any downtime.

  • Actively participated in the deployment and testing of new products and feature releases within OSF.

Education

Bachelor's Degree in Mathematics
Bachelor's Degree in Mathematics
Spiru Haret University
2006 - 2009 (3 years)