A self-motivated System and Network security administrator with more than 10 years in the management and analysis of Linux/Unix enterprise Servers (60- 70 servers). With deep and advance knowledge of highly scalable servers, Cloud Computing, High performance, Hardening Servers, Migrations, Ethical hacking, Development Operations - DevOps, Open Source services and Server optimization.
Certifications such as: Certified Ethical Hacker - Red Hat Certified Engineer - Cisco CCNA.
Alfonso Valdes has added 6 portfolio pieces. Create an account to review them.
Wordpress Performance Optimization Expert - on AWS“Good job!”
Server Hardening and Malware Removal“Alfonso was great to work with. His communication is clear and he completed all of our requirements on time.”
Secure video streaming with Amazon S3 / CloudFront“Alfonso was great! Quick, efficient and reactive. I'll definitely work with him again.”
Nginx + varnish+ centos + Server Structure Design Expert Required“Great quality of work! A pleasure to work with him always!”
Odoo Expert Needed“Alfonso is a dream to work with, understands direction and always has a solution. Will work with him again no doubt.”
Full AWS Configuration“Alfonso did an excellent job and my company will work with him again. He set up our Amazon Web Services configuration to our specifications. He taught our team about docker.com which was very helpful. He's very detail oriented and adopts new technology very quickly. The only negative thing that I can say is that he is very busy with a lot of work so he can't not take on time sensitive projects.”
LAMP Senior AdministratorJob in progress
LAMP - Server Admin - Long Term PositionJob in progress
System Administrator Wordpress WebsiteJob in progress
Platform Engineer / DevOps / ArchitectJob in progress
LAMP on LinodeJob in progress
Linux system admin optimise and troubleshooting for LAMPJob in progress
Firewall Concepts Test
Networking Concepts Test