Cristian L.

Devops Engineer

Externalisation nearshore
Senior
Bucharest, ROMANIA
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Mon expérience

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PentalogAvril 2019 - Présent

DevOps Solution Architect working as part of a team of certified Solution Architects and Engineers in the Pentalog Customer DevOps service. Agile and Lean principles is the foundation of our DevOps methodology, which promotes the collaboration between business owners and development, operations, and quality assurance specialists. Altogether as a team, we ensure alignment on the goals and we focus on continuous improvement to achieve them.
  • Design of AWS and hybrid infrastructure architecture.
  • Validating infrastructure implementation from DevOps teams.
  • Auditing AWS infrastructure architecture in order to optimize performances, security, best practices and workflows.
  • Mentoring teams and individual on DevOps practices, skillset and AWS certification
  • Implementing advanced automation and monitoring.
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AllcloudMai 2017 - Avril 2019

DevOps Engineer for a leading global Cloud Solutions Provider with expertise across the cloud stack, infrastructure, Platform, and Software-as-a-Service.
  • Assisting in the creation of a tailor-made architecture.
  • Deployment of advanced services on the cloud.
  • Implementing automation solutions.
  • Learning and adopting cutting edge technologies and solutions.
  • Engaging with leading startups and enterprises.
  • Maintaining a feedback loop with the company’s customers to ensure deliveries are in accordance with the customer’s needs and expectations.
  • Debugging, troubleshooting and fixing technical issues
  • Setting up large-scale monitoring and logging solutions.
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SustainalyticsJuillet 2016 - Mai 2017

DevOps Engineer for an independent ESG and corporate governance research, ratings and analysis firm supporting investors around the world with the development and implementation of responsible investment strategies.
  • Improving the application stability, the automated continuous delivery pipeline (including Team Foundation Server/Git, TeamCity, Octopus Deploy).
  • Managing the AWS infrastructure (EC2, VPC, S3) and monitoring (PRTG).
  • Handling the maintenance activities for various software components (MongoDB, Redis, ElasticSearch, Docker).
  • Supporting 3 development teams for DevOps activities.
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LuxoftJanvier 2014 - Juillet 2016

DevOps Engineer / Team Lead / ScrumMaster for a global IT service provider of encompass strategic consulting, custom software development services, and digital solution engineering.

DevOps Engineer for the world's largest container shipping company, known for reliable, flexible and eco-efficient services (Luxoft client). (Mar 2016- Jul 2016)
  • Developing a continuous delivery pipeline using Jenkins, Git and Nexus.
  • Developing a high availability solution for Jenkins.
Test Infrastructure Team Lead and Scrum Master for a bank offering securities brokerage and investment banking services to institutional and corporate clients (Luxoft client). (Jan 2014- Mar 2016)

Setting up the team and handling the responsibilities as a Scrum Master.
  • Bringing the team up to speed with client technology and environments setup.
  • Enhancing the environments availability via monitoring (Nagios).
  • Environments setup and maintenance activities in Linux, including automation.
  • Environments troubleshooting.
  • Jenkins CI maintenance, automation and troubleshooting.
  • Keeping the team motivated, focused and creative by proposing challenging tasks.
  • Responding to the client problems and challenges and requirements by proposing, developing and implementing solutions.
  • Helping other teams to on-board the bank’s automated deployment solutions.
  • Team member appraisals and reporting.
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Netop Business Solutions A/SDécembre 2011 - Janvier 2014

QA Engineer for a company building market-leading software for remotely accessing and supporting
devices, managing classroom technology and serving customers online.
  • Quality assurance for Netop Remote Control running on Linux.
  • Establishing a framework for automated smoke and regression tests.
  • Development and maintenance of functional tests and test specifications for Netop Remote Control.
  • Test environment setup, configuration and troubleshooting for all supported Linux and Mac OS distributions.
  • NRC lab setup and administration in Bucharest.
  • Analysis and prioritization of test scenarios based on risk and/or functionality, test case design.
  • Analysis and choice of the most appropriate testing strategy for the QA tasks in order to meet deadlines and maintain testingefficiency.
  • Developing test specifications from draft to final state.
  • Running various tests (regression tests, smoke tests, stress tests, functional tests) automatically and manually gathering the test results inside a test report.
  • Providing feed-back to the development team concerning the prerequisites and ways to reproduce defects.
  • Installation, configuration and maintenance of Jenkins continuous integration server.
  • Mentoring juniors.
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EneaJanvier 2008 - Décembre 2011

Software Test Developer for Enea OSE File System and Enea Element for a company providing solutions for mobile traffic optimization, subscriber data management, network virtualization, traffic classification, embedded operating systems, and professional services.
  • Development and maintenance of functional tests and test specifications for Element High Availability Frameworkand for Enea OSE file system key performance indicators.
  • Test environment setup, configuration and troubleshooting for various architectures.
  • Fault analysis for system regression tests.
  • Bug fixing for issues reported via a static analysis tool (Coverity).
  • Element lab setup & administration in Bucharest.
  • Training the new team members.
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IP Devel - EneaAvril 2007 - Avril 2008

Software Test Developer for a leading supplier of infrastructure solutions company and value-added services to telecommunication operators.
  • Design and development of acceptance and functional test specifications for telecommunication services (number portability, access screening, number harmonization and service selection & hand-over).
  • Functional test implementation for telecommunication services (number translation system and service provisioning).
  • Test environment setup.
  • Training of new team members.
  • Coordination of the team and reporting.
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NoBug ConsultingJuin 2006 - Avril 2007

ASIC Verification Engineer for Broadcom within an expert digital design verification company that masters a full range of technologies with a variety of tools and languages.- Developing for a global technology leader company that designs, develops and supplies a broad range of semiconductor and infrastructure software solutions (NoBug Consulting Client).
  • Design and implementation of the verification environment in a hardware verification language (HVL) according to block/chip functional specification.
  • Test plan development and implementation.
  • Coverage plan development and implementation.
  • Verification of the environment maintenance.
  • Test implementation for EDA (Electronic Design Automation) tools QA program.

Mes compétences

Langues parlées

ROMANIAN: Native speaker
ENGLISH: Advanced

Languages

Shell Scripting, Python, Ruby, Perl, C/C++

Environment of Development

CVS, ClearCase, IntelliJ Idea, Google Cloud, GIT, TFS, SVN, Jenkins, Jenkins

Mobility

Embedded Systems

Application Servers

TeamCity, ElasticSearch

Protocols

TCP/IP

Web Technologies

AWS

Software Testing

Testing

Miscellaneous

SysOps, Agile, GitHub, VirtualBox, Scrum, DevOps

DBMS

MongoDB

Networks and Systems

Docker, Nagios, Vmware ESX, RTOS, Puppet, Linux, VMWare, Virtualization

Mes études et formations

Master's Degree in Nanotechnology, Faculty of Electrical Engineering - Catholique University of Louvain (UCLouvain).2003 - 2006

Bachelor's Degree in Electrical Engineering & Computer Science - "Politehnica" University of Bucharest.1998 - 2003