Catalin-Constantin D.

Devops engineer

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My experience

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Pentalog01.10.2012 - Present

Cloud Architect / Solutions Architect / Application Architect / Magento Consultant 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.

Principal Cloud Architect (Nov 2018 – now).
  • Being part of the "Customer Devops" department, with a focus on AWS.
  • Discussing with clients about their needs, goals & challenges.
  • Advising on what technologies can help customers, teams.
  • Preparing the solution designs.
  • Running the cloud mentoring program.

Solutions Architect (Oct 2012 – Present).
- The company is a digital service platform that offers support for startups, SMBs, and multinational companies for their growth strategies.
- It boasts over 1000 full time employees and 230 worldwide clients.

Solutions Architect (November 2015– now).
  • Designing solutions and assisting with their implementation.
  • Supporting the sales team devising bespoke solutions for new clients.
  • Member of the Technical Leadership team regarding cloud services and security (Iasi branch).
  • Interviewer for new hires.

Application Architect
(April 2014 – November 2015).
  • Analyzing the client requirements and developed technical proposals.
  • Consultancy for new e-commerce projects as part of the sales process.
  • Designed and developed new application features.
  • Technical interviews for new hires.

Magento Consultant (October 2012 – April 2014).
  • Developing and conducting training programs for the creation of Magento EE developers.
  • Magento EE development.
  • Full stack development.
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Multi-Channel Fashion Retailer01.01.2017 - 01.06.2018

Consultant.
  • Solution design for new features and services.
  • Performing presentations/training sessions for business stakeholders.
  • Creating the technical documentation for new features.
  • DevOps: Infrastructure as Code.
  • AWS consulting on matters such as:
    - Designing scalable, highly available and fault tolerant systems on AWS.
    - Selecting the appropriate AWS service based on data, computer, database or security requirements.
    - Identifying the appropriate use of AWS architectural best practices.
    - Estimating AWS costs and identifying cost control mechanisms.
  • Creation of a modern development environment using Docker for multi-team use.
  • Debugging on application and system levels (SOA-based).
  • Development of new features using Magento Enterprise.
  • Risk assessment within the project.
  • Code review.
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Made.com01.05.2014 - 01.01.2017

Team Leader and Scrum Master.
  • Architecture design for new features and systems.
  • Team management.
  • Installation of the environment to be used for the development of the application.
  • Application development according to specifications.
  • Implementation of the Scrum methodology: organization of daily meetings, sprint planning, sprint retrospective.
  • Risk assessment within the project.
  • Code review.
  • DevOps.
  • Application debugging.
  • Providing training sessions on Zend Framework and Magento.
  • Writing the technical documentation for the implemented features.
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PENTALOG CLIENT : La Cure Gourmande01.07.2015 - 01.10.2015

Magento Consultant.
  • Analysis of the existing customer data from a proprietary platform.
  • Mapping the existing data model to a Magento model.
  • Creation of data migration tools.
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PENTALOG CLIENT : SENSEE01.10.2012 - 01.04.2014

PHP/Magento Developer.
  • Maintenance and development of new features for the two applications both on the front-end and back-end sides.
  • Participation in project estimations.
  • Testing of the developed features.
  • Bug fixing.
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Freelance01.04.2006 - 01.09.2012

Developer/Administrator.

Application development and server configuration.

  • Back-end and front-end development.
  • Participation in technical discussions with the clients.
  • Identification of the technical solutions according to the client's requirements.
  • In charge of ensuring the communication with the client.
  • Creation of the technical specifications according to the client's needs.
  • Development and implementation of intranet applications, presentation sites.
  • In charge of configuring servers according to client specifications.

Participation in the development of various projects:
- an e-commerce application based on OsCommerce, being ranked first in the Google search list for the word “ammunition”.
  • Database optimization.
  • In charge of handling static content.
  • Dynamic page caching.
  • Consultancy and migration in the Cloud environment.

- a web application created for a design and photography studio located in London, which provides professional photo processing services.
  • Front-end development.
  • Back-end development.
  • Integration of payment solutions (PayPal, credit cards).

- a project of Jibly company having as main objective to find out the portrait of the ideal teacher for students. Among Jibly clients we can list: Unicef, NEMO Science Center, GeoFort, TEDx Youth.
  • Front-end development.
  • Back-end development.
  • Integration of social networks (Twitter, Facebook, Google Plus).

- a presentation site for a web design and marketing agency with headquarters in Dublin, Ireland.
  • Front-end development.
  • Back-end development.
  • Integration of social networks (Twitter, Facebook), CMS.

My stack

Spoken languages

FRENCH: Beginner
ENGLISH: Advanced
ROMANIAN: Native speaker

Networks and systems

Ansible, CentOS, Debian, Docker, Puppet, Solaris, Terraform, Windows

Languages

PHP, PHP 5, JavaScript, GraphQL, Python, SQL, XML

Technologies

MemCache

Web technologies

HTML, XHTML, AWS, CSS, AJAX Twitter Bootstrap, jQuery, Amazon Web Services, AWS Cloud, AWS EC2, Dojo, Prototype.js, REST, SASS, Zend Framework

DBMS

Event Store, MySQL, Percona, Redis

Analysis methods and tools

Data Modeling (ORACLE SQL Developer Data Modeler 4.1), OOP, SOA, SonarQube

Development Environment

Eclipse, NetBeans, Zend Studio, Visual Studio, CodePipeline, CVS, GIT, Jenkins, PhpStorm, SVN

Application servers

Apache, ElasticSearch, HAProxy, Nginx, PHP-APC, PHP-FPM, Varnish, Zend Server

Open Source solutions

Magento, Magento Enterprise Edition 1.13, OsCommerce

Software testing

Codeception, Pentesting, Pentesting, Redmine, Selenium

Miscellaneous

Agile, Scrum, Confluence, DevOps, JIRA, Mantis

Graphic

Photoshop

My education and trainings

"SCRUM Management" Training.2014

Agile Training.2014

"Pentalog Foundations" Training: PM role; Commitments, Constraints and Scope Management; Change Management, Traceability and coverage; Risk Management.2014

Bachelor's Degree in Public Administration, Faculty of Economics and Business Administration - "Alexandru Ioan Cuza" University, Iasi.