Server Side Developer, DevOps Engineer

Multinational software company specialized in virtualisation and cloud computing.

Role:
Senior Software Engineer 2 . Maintenance and development of engineering
infrastructure and services. Working remotely from Spain with regular visits to Cambridge
office in UK.

Achievements:
* Automated new services deployment using Ansible decreasing the time required to
setup the services in several GEOs. The services deployed were SMTP Relays ( Exim )
and Zabbix proxies among others.
* Designed and built a WebApp to track hosts security updates status across all the
engineering infrastructure using Django Framework (Python ). This improved the
knowledge of the infrastructure status.
* Developed scripts ( Python , Bash , XenAPI ) to monitor XenServer hosts through
SNMP protocol using Zabbix as monitoring solution.
* Analysed and migrated legacy customer facing websites to consolidated virtualised
environment decreasing maintenance costs. Technologies used were PHP , Apache
and Debian .
* Deployed mailing lists servers ( Sympa ) on the company's Intranet and the XenServer
community improving engineers communications.
* Analysed and tested several tools to solve password sharing problem between
engineering groups.

Responsibilities:
* Migration of global monitoring system from Nagios to Zabbix .
* Management of Linux systems security updates.
* Mentoring of junior team members in Linux systems, acting as the SME for Linux and
OpenSource within the team.
* SSL certificates management.
* Tier 3 support.

Working remotely developing Android Apps.

Achievements:
* Developed an Android App ( Android SDK ) for Andalusian regional elections that
loaded content from a website keeping app users up to date with related news and
events.

* Developed a Layar like library prototype. The library allowed to draw icons over the
camera feed in real time based on GPS location.

Responsibilities:
* Develop and test Android Apps.

Multinational software company specialized in virtualisation and cloud computing.

Role:
Systems Administrator. Managing the IT infrastructure for XenServer office in Cambridge,
UK.

Achievements:
* I was part of the XenSource team in Cambridge that was acquired by Citrix for $500
million in August 2007.
* Spearheaded and planned the project to migrate all servers and network equipment
from the old XenSource building to the new XenServer UK headquarters.
* Installed and set up monitoring system for XenServer engineering infrastructure using
Nagios to achieve proactive problem solving.
* Installed and configured Veritas NetBackup system providing Disaster Recovery
procedure to critical systems in Cambridge office.

Responsibilities:
* Management of the IT infrastructure for the UK XenServer Engineering organization:
administration, installation and maintenance of all servers and networking used for
research and development. Most of these servers ran in a virtualised environment
(XenServer ). Mail servers ( Exchange , Exim ), backup (Veritas NetBackup ), NAS
servers ( NetApp ), web servers ( Apache ).
* Administration, installation and maintenance of the development and research
network using Dell , Cisco , HP and Netgear switches/routers.
* Development of scripts for maintenance and monitoring tasks ( Python , Perl , bash
scripting, awk , sed ...).
* Administration, installation and maintenance of the XenServer testing farm (~100
servers).
* Planning and management of the purchase of new servers, switches, filers, racks ...
* Remote managing of US testing farm infrastructure.

Research group working on modelling and simulation of complex and challenging fluid
flow problems in aerospace, power generation, nuclear, environmental and other areas.

Role:
Systems Administrator.

Achievements:
* Installed and managed Linux High Performance Clusters. The group required the
installation of a new 20 nodes cluster to meet the deadline of 2 doctors thesis. I
analysed the requirements and ended up deploying 2 clusters of 10 nodes using: MPI,




nfs, SSH, Ganglia, Sun Grid Engine, OSCAR, TORQUE, Xen, Cluster Vision, Perl, bash
scripting.

Responsibilities:
* Install, set up and develop wikis for the research group using PHP , MySQL , Apache ,
Linux and WikiMedia .
* Develop scripts for maintenance tasks ( Perl , bash scripting, awk , sed ...)

Software company specialized in design and development of computer vision projects
aimed to entertainment and communication.

Role:
Entrepreneur, System Administrator and developer. Actively involved in the start up
process of the company, managing the IT infrastructure and developing software for
customers.

Achievements:
* Co-founded Innovae Vision S.L. The business idea was awarded with the first prize of
IV Kutxa Financial Institution Entrepreneur Competition.
* Developed an embedded multithreaded software based on Computer Vision and
Robotics technologies. The embedded environment used was Sony AIBO robot and
the Aperios OS. ( C/C++ , OPEN-R , GTKmm , System V IPC , Linux ).

Responsibilities:
* Design, installation and administration of the company's network.
* Installation and administration of network services: DNS ( Bind ), Web Server
(Apache ), Mail Server ( PostFix ), ProFTP , OpenSSH and Samba .
* Design and development of computer vision software ( Java, C/C++ )


Open Source collaborations
https://github.com/django-ldapdb/django-ldapdb/pull/198
https://source.puri.sm/liberty/host/middleware
https://source.puri.sm/liberty/tool/client
https://source.puri.sm/liberty/tool/developer/tree/master/playbooks
https://lists.xenproject.org/archives/html/xen-devel/2014-05/msg02277.html
https://lists.xenproject.org/archives/html/xen-devel/2013-06/msg01813.html
https://lists.freedesktop.org/archives/wayland-devel/2012-September/005307.html
https://lists.freedesktop.org/archives/nouveau/2012-July/010842.html