Luke Pullicino, Developer in Naxxar, Malta
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Luke Pullicino

Verified Expert  in Engineering

Prometheus Developer

Naxxar, Malta
Toptal Member Since
October 28, 2019

Recently, Luke has been working as a site reliability engineer and is extremely comfortable using tools such as Terraform, Jenkins, Ansible, and Docker to deploy and manage containerized apps and microservices. He also has expertise in traditional virtual private servers (VPS), including WordPress LEMP stacks.


Catena Media
Amazon Web Services (AWS), Terraform, Bash, WordPress, Grafana, Prometheus...
Catena Media
Zabbix, MySQL, WordPress, LEMP
Cisco, Microsoft Dynamics CRM, Cacti, Nagios, Linux




Preferred Environment

GitLab, Jira, Slack, MacOS, Linux

The most amazing...

...thing I've done was finishing, in a few weeks, a consolidation project of over 50 servers hosted on different providers.

Work Experience

Site Reliability Engineer

2019 - PRESENT
Catena Media
  • Setup over 150 CI/CD pipeline jobs on Jenkins which were required to push code into testing and production environments.
  • Helped in the decommissioning of the old monitoring system (Zabbix) and was involved in setting up a newer one (Prometheus, Grafana) from scratch that monitors the whole infrastructure.
  • Supported the migration from a legacy infrastructure type to Kubernetes.
  • Automated daily tasks through the use of Ansible and Jenkins.
  • Prepared documentation for all services that the SRE team rolled out.
  • Migrated microservices from a legacy infrastructure type to AWS.
Technologies: Amazon Web Services (AWS), Terraform, Bash, WordPress, Grafana, Prometheus, Kubernetes, LEMP

System Administrator

2017 - 2018
Catena Media
  • Assisted developers with any of their issues such as server configurations and failed deployments.
  • Planned and set up new servers both for testing and production use.
  • Maintained and improved the Jenkins CI/CD infrastructure.
  • Served as the first line of support and dealt directly with issues concerning the infrastructure and hosting.
  • Managed over 5,000 domains including DNS over multiple registrars.
Technologies: Zabbix, MySQL, WordPress, LEMP

NOC Technician

2014 - 2017
  • Handled clients' setups which included hardware racking and initial setup.
  • Contributed to the migration of a small data center to another location which included over 50 racks.
  • Troubleshot, configured, and replaced network devices such as switches, firewalls, and replacements for failed hardware components.
Technologies: Cisco, Microsoft Dynamics CRM, Cacti, Nagios, Linux

Catena Media Server Consolidation Project

I was in charge of a server consolidation project which consisted mostly of WordPress LEMP setups and custom CMS sites, which needed to be reduced down to a minimal amount of servers while also streamlining and upgrading the infrastructure in the process.
2011 - 2013

Bachelor of Science Degree in Computer Networks

MCAST – The Malta College of Arts, Science, and Technology - Paola, Malta




Jenkins, Terraform, Ansible, Grafana, GitLab, NGINX, Slack, Jira, Zabbix, Nagios, Cacti, Microsoft Dynamics CRM, ELK (Elastic Stack), Apache HTTP Server, Varnish, GitLab CI/CD, Amazon Elastic Container Service (Amazon ECS)


DevOps, Microservices


Amazon EC2, Ubuntu, WordPress, Kubernetes, LEMP, Docker, MacOS, Amazon Web Services (AWS), Linux


Bash, PHP


MySQL, Redis, Amazon Aurora, Amazon S3 (AWS S3)


Prometheus, Cloudflare, DNS, Cisco

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