PRINCIPAL DEVOPS ENGINEER: DevOps / DevSecOps / Cloud

5/2013 – 6/2016

As the most experienced ruby developer in the R&D SCRUM team played a key role in the successful delivery of UK's first to market accounts production online application delivered on target and within budget acting as an architect role since November 2015.

Key Accomplishments:
● Key contributions for the definition of application's architecture and development/test/QA stack.
● Promotor of Ruby and RoR best practices through code reviews, pair-programming, workshops, presentations, basecamps and discussions at architecture level and across multiple-project teams.
● Designed and coordinated the implementation of three Ruby gems that form the core of the accounts division applications architecture and two Ruby gems to manage the automation tests using BDD technologies.
● Worked closely with Sage Online Global Team for the definition of new Sage's Continuous Integration platform using Docker as the underline technology.

Apache HTTP Server, Behavior Driven Development, Continuous Delivery, CSS (Cascading Style Sheet), DevOps (allg.), Docker, Git, HTML5, Hypertext Transfer Protocols (HTTP), JavaScript, Jira, Jquery, Apple Mac Systems, Mysql, Nginx, React (JavaScript library), Representational State Transfer (REST), Ruby, Ruby on Rails, Scrum, Software Architecture, Software Design, Software engineering / -technik, Softwareentwicklung (allg.), Test Automation, Testdesign (IT), Testen, Test Management, XML

7/2012 – 1/2013

Integrated a team of four elements within the Network Management Systems group analysing and developing company's new Network Equipment Management System.

Key Accomplishments:
● Actively contributed to the implementation of TDD/BDD best practices.
● Key contributions for the definition of application's architecture including NoSQL data model.
● Developed a generic cross-platform rails engine to filter query results based on model classes, predicates values and users’ permissions.
● Developed a centralized tasks scheduling system using AMQP to manage tasks automation for multiple group's applications.

Advanced Message Queuing Protocol, Bash Shell, CSS (Cascading Style Sheet), Git, HTML5, JavaScript, Json, Jira, Microsoft Windows (allg.), Mongodb, Nginx, Representational State Transfer (REST), Ruby, Ruby on Rails, Scrum, Software Architecture, Software Design, Software engineering / -technik, Software Virtualisierung, Softwareentwicklung (allg.), Test Automation, Testen, Virtualisierung (Allg.), XHTML (Extensible HyperText Markup Language)

3/2011 – 6/2012

Analyse business needs and develop applications to streamline core business functions and improve workflow. Skilfully manage client relationships. Convey complex technical concepts to non-technical stakeholders clearly and concisely.

Key Accomplishments
● Consistently delivered high-profile projects on time and within budget, producing 4 RoR applications that are currently in production.
● Created 4 high-quality applications over 15 months that required just 3 minor production bug fixes.
● Received recognition from client for exceptional performance.

Apache HTTP Server, CSS (Cascading Style Sheet), Git, HTML5, JavaScript, Jira, Jquery, Oracle Database, PL/SQL, Projektmanagement (IT), Ruby, Ruby on Rails, Crystal Reports, Softwareanforderungsanalyse, Software Architecture, Software Design, Software engineering / -technik, Softwareentwicklung (allg.), Test Automation, Testen

8/2010 – 2/2011

Led consulting engagements within top telecommunications companies, including Portugal Telecom (#1 provider with 5m customers) and Sonae.com (#3 operator with 2m+ customers). Assessed requirements and developed applications.

Key Accomplishments:
● Delivered projects on time and according to client specifications, creating applications that reduced workloads via automation.
● Successfully navigated large company, working with cross-functional teams.
● Consistently provided high-quality work, made key contributions to team efforts and used ability to learn new concepts and tools quickly to continuously improve performance.

KVM (Kernel-based Virtual Machine), Advanced Message Queuing Protocol, Bash Shell, Git, Jira, Microsoft Windows (allg.), Perl, Red Hat Enterprise Linux (RHEL), Ruby, Ruby on Rails, Scrum, Software Architecture, Software engineering / -technik, Softwareentwicklung (allg.), Test Automation, Testen, Virtualisierung (Allg.), Web Entwicklung, Sicherheit von Webanwendungen

2/2007 – 7/2010

Recruited to lead a concept development initiative. Managed project, analysis and development functions, creating a patented digital signage product. Chose development stack based in Open Source technologies: Linux, Ruby-on-Rails and PostgreSQL. Selected and managed 2 staff resources to complete project.

Key Accomplishments:
● Selected to lead ground-breaking development project due to technical expertise and invited to lead negotiations on product manufacturing during 15-day trip to inspect facilities in China and Taiwan.
● Quickly adapted to top development leadership role and made key contributions during negotiations in China and Taiwan, delivering product and capabilities as specified.
● Impressed key stakeholder with dedication to success and willingness to put other activities (including PhD studies) on hold until completion.

KVM (Kernel-based Virtual Machine), Bash Shell, CSS (Cascading Style Sheet), HTML, JavaScript, Json, Jquery, Lighttpd, Postgresql, Projektleitung / Teamleitung (IT), Projektmanagement (IT), Red Hat Enterprise Linux (RHEL), Representational State Transfer (REST), Ruby, Ruby on Rails, Softwareanforderungsanalyse, Software Architecture, Software Design, Software engineering / -technik, Software Virtualisierung, Softwareentwicklung (allg.), SQL, Test Automation, Testdesign (IT), Testen, Test Management, Virtualisierung (Allg.), Web Analytics, Web Entwicklung, Sicherheit von Webanwendungen, Webdesign