Work

DevOps Engineer

EUROCONTROL · Freelance

Member of DevOps Team for App Modernization
May 2025 - Jul 2025
Skills: Kubernetes · Linux · OpenShift · Jenkins · Microsoft Azure · HashiCorp · Bash

Platform Engineer

Belfius · Freelance

Member of SRE Team
Sep 2022 - May 2025 · 2 yrs 9 mos
Build infrastructure on Azure Cloud with infrastructure as Cod ( IaC) on Azure DevOps and ArgoCD.
Engineering role with mixture of design, architecture, operations and build of CI/CD pipelines and GitOps.
Strong focus on Kubernetes setup on Azure ( AKS , network security mesh ( ISTIO )

Tech: Kubernetes / Agile / Azure AKS / Azure DevOps / Istio / mTLS / IaC / GitOps / ArgoCD / Rancher

Skills: Reliability Engineering · JSON · Kubernetes · Linux · Azure DevOps Services · Application Security · Networking · DevOps · Prometheus.io · Machine Learning · Azure DevOps Server · Cloud Development · Argocd · Infrastructure Security · Cloud Infrastructure · Infrastructure as code (IaC) · Automation · Istio · Network Architecture · Microsoft Azure · Azure Infrastructure as a Service (IaaS) · Powershell · Generative AI · Bash · Grafana · English · Azure Kubernetes Service (AKS)

Kubernetes Architect / DevOps Engineer

IPEX Group · Freelance

Apr 2021 - Jul 2022 · 1 yr 4 mos
Tasks: Green Field Project, Architecture / Build of a new infrastructure with Kubernetes and Containers. Application Development / Architecture and Migration. DevOps, Infrastrure as Code and Automation of continuous integration and deployment ( CI / CD ) Pipelines Tech: Kubernetes / Docker / Ansible / Git / Linux / Atlassian / Agile / gitlab

Skills: French · Agile Environment · JSON · Kubernetes · Linux · Application Security · Networking · YAML · DevOps · Prometheus.io · Databases · Elastic Stack (ELK) · Cloud Development · Infrastructure Security · Cloud Infrastructure · Infrastructure as code (IaC) · Automation · Network Architecture · Microsoft Azure · Technical Solution Design · Solution Architecture · Terraform · Continuous Delivery (CD) · Infrastructure · Technical Leadership · Bash · Grafana

DevOps Engineer

jemmic · Freelance

Oct 2020 - Mar 2021 · 6 mos
Tasks: responsible for automation of continuous integration and deployment ( CI / CD ) Pipelines using Jenkins and Ansible for a Luxembourg mobile application with backend on Linux / Docker / Kubernetes / AWS
Optimization and new features on current Pipelines. Optimization of Docker Containers/Images.
Testing on Kubernetes/Docker. Setup of Amazon AWS
Tech: AWS / Jenkins / Ansible / Docker / git / Linux / Java / Spring / Groovy / Kubernetes / Oracle / PostgreSQL / Atlassian / Agile
Skills: Agile Environment · Financial Technology · JSON · Kubernetes Linux · Networking · YAML · DevOps · Java · Databases · Ansible · Cloud Development · Jenkins · FinTech · Cloud Infrastructure · Infrastructure as code (IaC) · Automation · Continuous Delivery (CD) · PL/SQL · Infrastructure · Bash · Oracle Database · English

DevOps Engineer

DBIT Full-time

Dec 2019 - Sep 2020 · 7 mos Tasks: Architect Application Infrastructure with Infrastructure as code (IaaS) and CI/CD pipelines design/build, container-based orchestration and deployment systems ( Docker ). Several Micro Applications Projects Projects Front end: web dashboard Javascript app Back end: AWS Lambda Python + API GATEWAY ( REST API )+ AWS Cognito + CloudFormation Stack Tech: JavaScript / Python / Amazon AWS / CloudFormation / API Gateway / Ansible / CloudInit / Docker / Github

Skills: French · Agile Environment · JSON · Linux · Node.js · Networking · YAML · DevOps · Amazon Web Services (AWS) · Databases · Python (Programming Language) · AWS Lambda · Cloud Development · Cloud Infrastructure · Infrastructure as code (IaC) · Automation · AWS CloudFormation · Continuous Delivery (CD) · Infrastructure · Bash · English

Technical Trainer

Feb 2019 - Mar 2019 · 2 mos Trainer for a PHP 7 Training Course

Topics including: php 7, git , mysql, apache, Web Forms Security, Token, CRSF, XSS, Sql Injection, Cryptography
Build of an Web Application ( PHP PDO / MySQL ) for Students Practice
Skills: French · Presentations · Linux · Networking · Databases · Bash

Mobile Application Developer

Oct 2018 - Dec 2018 · 3 mos

Mobile application Development for Tourism Audio Guide. Application Architecture and Development. Development was made on Javascript with the Cordova/PhoneGap FrameWork using google maps sdk, gps and text to voice. Development platform is Linux with node.js and tools for continuous integration, automated deployment/versioning grunt, bash scripts. BackEnd Development for content preparation with Node.js scripts connecting to several APIs ( google maps apis )

technologies used: Hybrid application / cordova / phonegap / ionic / javascript / css / node.js / linux / html5 / yaml / grunt / git / rest Skills: Linux · Node.js · HTML5 · JavaScript · Bash

Luxembourg Tourist Audio and GPS Guide with POIs - Apps on Google Play Luxembourg Tourist Audio and GPS Guide with Points of Interest This a application demo showi…

Mobile Application Developer

appsasync facemovapp

Jan 2016 - Jul 2018 · 2 yrs 7 mos

Development of Video Effects Application
https://www.linkedin.com/showcase/facemovapp/

technologies used: cordova/phone gap / �rebase / javascript / css / node.js / linux / cloud hosting Skills: Linux · Node.js · HTML5 · JavaScript · Bash

Middleware Training Consultant

Clearstream

Jun 2013 - Jun 2013
RedHat JBoss middleware software training session
Created a custom training session for a 2hour introduction to JBoss Luxembourg EAP, including a overview on the software and demo of the most common operations, start/stop, deploy/undeploy apps, manage servers or group of servers under a domain

Skills: French · Presentations · Linux · FinTech

Senior Unix System Administrator

European Commission

Jun 2012 - Oct 2012
Member of the Unix team providing support and project work for all
unix systems of the European Commission (+2000 servers Solaris / Luxembourg Linux / PROD / DEV ) Project work: upgrade of the con�guration management tool cfengine including a new architecture design and rollout plan Environment: Redhat Linux 5.4 / 5.8 Solaris 9 10 / Solaris Zones Sun Cluster Vmware Veritas vxfs Legato Networker backup Cfengine 3 / SVN HeartBeat / KVM / pacemaker perl scripting

Skills: Linux · Networking · Bash

Linux Middleware Performance Engineer

Clearstream

Jan 2012 - Jun 2012 Was hired to provide Linux performance tuning/monitoring knowledge for the Technical Testing Team Luxembourg Environment is based on Linux, WebLogic,Oracle and several legacy banking applications ( C, Cobol ) Executed Performance Acceptance test, using schedulers ( UC4 ) and scripts. Installed and deployed several releases of software. Automated some steps of the performance testing through bash scripts and created a performance output tool to easy the analisis on Linux systems

Environment: Redhat Linux 5.4 / 5.8 Oracle 11G /Toad / sqlplus Websphere Veritas vxfs

Skills: French · Financial Technology · Linux · Networking · FinTech · PL/SQL · Bash

Linux System Engineer

European Investment Bank

Nov 2009 - Dec 2011
I was hired for this role to provide linux clustering knowledge to the unix team. I spent initial 6months designing, testing, documenting the new cluster systems.
Next period provided some training to the team, and worked on other running projects, including upgrade of satellite server, testing of virtualization/cloud computing and live OS migration with KVM, and automation/optimization of the build process with kickstart.
OS Security and certficate (PKI ) management. Work is performed under ITIL enviroment.
Technologies: RedHat 4|5, Redhat cluster suite, Oracle,perl,c, iscsi, san storage, multipath,lvm, RedHat Satellite, Sybase ASE,MySQL,Apache,NetBackup,Mq Series,Mercator, HPC, cobbler,puppet, jboss Systems / Services to manage ::: OS: Linux RedHat / Ubuntu +/- 100

Skills: Financial Technology · Linux · Networking · FinTech · Infrastructure · Bash · English

Unix System Administrator

HP Portugal

May 2009 - Sep 2009

On this role I was part of a remote support team from HP that provided systems administration services to several customers among them, one large cable tv operator with very complex systems. I was hired to provide Linux high level knowledge and training to the Unix team.
Fix security issues on Linux Systems.

Main Customers: ZON :: ISP leader in Portugal ( www.zon.pt): +/- 100 Unix/Linux Servers SonaeSierra www.sonaesierra.com : Real Estate :+/- 30 Servers: Linux / HP-UX GCT gcp.pt Retail Chain +/- 30 Servers:: Linux / HP-UX Servers

Technologies: HP–UX 11.11 - 11.23, Solaris 9,Linux Suse,RedHat,Oracle Linux, Oracle DB, Sigma,SAP,VOIP,TIBCO,Siebel, Oracle Cluster, HP Service Guard Cluster,RedHat Cluster Suite, SAP, MySQL, DNS, LDAP, qmail servers, VmWare ESX, Veritas NetBackup, Veritas Storage and Backups, HP SAN EVA STORAGE, HP OpenView, HP Service Guard, HP Service Desk ,HPC

Major Tasks Unix Administration Team Provide UNIX / Linux OS support to HP clients systems, troubleshoot issues, Build new systems, install/configure software, manage access / security
Design Cluster / Applications / Architecture for new systems MySQL tunning, hot backup setup, clustering setup 24/7 Environment, OnCall support shifts
automation and scripting for administration tasks with bash, perl Manage Storage on HP EVA and Veritas

Skills: Linux · Networking · Databases · Bash · English

Senior Unix System Administrator

Portugal Telecom

Dec 2008 - May 2009 Was hired has part of the Unix team Assigned to Communications Data Mediation Project involving design of Systems to capture and hold email tracing metadata

Solaris systems administration MySQL Admin Bash / AWK / Perl scripting

Systems: Sun Servers

Tasks: .Mediation platform development for communications record/ tracking .Development of script/software for automate data mediation .Develop test framework for web applications in PHP / Selenium / Jmeter .Systems Administration on the working servers Windows/Solaris/Linux .Cacti monitoring software administration

Skills: Linux · Networking · Databases · Bash

Linux System Engineer

Dimension Data

Jul 2008 - Oct 2008 I was hired to perform the migration of services from old redhat systems to a vmware based solution. I was responsible for all redhat/linux work and gave inputs to the vmware design team. Service to be migrated was a large web site editus.lu

HP hardware with virtual OS VMWARE RedHat RHEL 5 x6 + Windows apache web server setup, reverse proxy setup, dns server, postfix

Skills: French · Linux · Networking · Bash

Linux System Engineer

DHL

Sep 2007 - Dec 2007 · 4 mos

I was hired has a Linux specialist to be part of the team conducting acceptance tests/checking on a very large datacenter migration with +200 linux servers being moved to dhl prague datacenter. I perform systems audit,created some automation tools for the work, and participate on regular meetings

Technologies: HP ProLiant DL580 G4, HP StorageWorks, Veritas, RedHat Linux 4 | 5, Run bash script

Skills: Linux · Networking · Bash

Linux System Engineer

liber4e

Mar 2003 - Jun 2007

I perform several projects directly to end customers for companies in Portugal, those projects were mostly web based solutions and involved coding/development, database design and systems administration.
Besides the technical work I also did the sales, customer contact, project management.
Created a hosting service based on Linux together with a monitoring solution Security of Hosting servers ( selinux, firewall,auditd, Intrusion detection IDE )
Developed a php based framework for quick setup of web based solutions
Setup several business suites for Content Management, eCommerce, CRM and ERP solutions based on open source software.
Build/Tested several high-availability solutions based on Linux

Technologies: sendmail, nagios , munin, apache, Mysql, linux-ha,mysql cluster,vmware, Solaris 9, Open Solaris, ubuntu cluster, windows , Gentoo, Oracle, make,cmake,ant,kickstart,cobbler, PHP, Eclipse, KDE Kdevelopment, Joomla, VirtueMart, CRM vTiger,bash, Android OS, Eucaliptos,JBoss, amazon ec2, cloud computing, citrix xenserver, firewall, iptables, nessus,tripwire, iptables, nessus,tripwire

Skills: Linux · Networking · Databases · Network Architecture · Infrastructure · Bash

eBusiness Consultant

liber4e

2000 - 2003 I was hired to coordinate the Content Management and mobile business unit of Siemens Business Services compromising pre-sales work and project management. Involving relationship and negotiation with partners, prospect of new solutions, interfacing with Siemens technical staff, promotion and marketing of the portfolio

Major Project: Caixa Geral de Depósitos (Portuguese National Banc) www.cgd.pt Content Management Software (CMS) Vignete Server for company Intranet