Luis Ramirez Viejo

Consultant with over 20 years of experience in OpenSource platforms, managing systems and development teams. Covering projects from cloud construction or migration to automation processes, digital transformation, or development of iOS/Android apps, websites, DL, and blockchain.

Cloud Solutions Architect (at application structure, code, services, and server levels) with hands-on experience and the ability to build and lead teams, manage projects, and provide advisory/CTO services.

Execution of projects in large global companies across diverse sectors: Banking, Automation, Telco, Industry, etc...

Experiences:

• Design, deployment, and support of private clouds based on OpenStack

• Troubleshooting & platform fine-tuning

• Resolution of severe incidents in productive Ceph environments.

• Redundant/scalable infrastructure

• Server and deployment optimization, Dockerization, and Cloud migration

• Serverless application consulting

• Statistics and monitoring (Grafana), and Service Mesh

• Implementation of CDN, SDS, SDN, ...

• Automation and Infrastructure as Code: Ansible, Puppet, Chef, Terraform...

• Python, Golang, NodeJs, PHP, C, C++, Delphi, Perl, Shell Script, ...

• Databases: SQL and NoSQL

• RedTeam & pentesting, as well as security with pfSense, etc..

Amazon Web Services, Azure, Google Cloud, Vultr, Digital Ocean, OVH...

Setup of web servers on VMs from any provider (AWS, GCP...), App Engine, Load Balancers/Autoscaling, CDNs, MySQL Clusters, Apache/Nginx, Docker, physical and Cloud Routers (Mikrotik, Ubiquiti), Networks and SDN, VPNs (IPSEC/OpenVPN), Virtualization (VMware ESXi, KVM, Proxmox, Citrix)...

CI/CD integration, GitLab, Jenkins, ZUUL...

Reactive and proactive monitoring with Zabbix, Nagios, Grafana+Prometheus, real-time usage/traffic/error statistics (with notifications)...