Publication
Linux Best Practices and Tips by Toptal Developers
https://www.toptal.com/developers/linux/tips-and-practices
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Enrique Conci
Verified Expert in Engineering
Software Developer
Córdoba, Cordoba, Argentina
Toptal member since November 19, 2012
Bio
Enrique is a Senior Unix System Administrator with extensive experience in Linux, AIX, HP-UX and Solaris. He specializes in task automation and deployment of large applications. He has over 5 years of experience in leading system administration teams and about 12 years working on Unix-based systems.
Portfolio
HDMZ (via Toptal)
Bash Script, Apache, Python, Docker, Google Cloud, Amazon Web Services (AWS)...
IBM
Bash Script, Ansible, Apache, Python, RHEL, IBM Tivoli, Linux, Solaris, HP-UX...
JustPlay Solutions (via Toptal)
Apache, Amazon Web Services (AWS), MySQL, Linux
Experience
- Linux - 11 years
- Amazon Web Services (AWS) - 4 years
- Ansible - 4 years
- Google Cloud - 4 years
- Kubernetes - 4 years
- Docker - 3 years
- Python - 3 years
- Amazon EKS - 3 years
Preferred Environment
Python, RHEL, KSH, Bash, Linux
The most amazing...
...code I've ever written was on a project to build security algorithms for electronic debit cards.
Work Experience
IT Expert
2013 - PRESENT
HDMZ (via Toptal)
- Headed the IT department.
- Designed, supported, and managed the cloud infrastructure at Rackspace and Google Cloud.
- Managed around 250 production websites and 500 development sites.
- Developed custom tools for data analysis and automated tests.
- Designed and developed custom IT solutions for company customers. Held on-site meetings and data gathering sessions.
- Acted as a Linux/Cloud support specialist for customers and associates.
- [NDA] Contributed to research and development projects.
Technologies: Bash Script, Apache, Python, Docker, Google Cloud, Amazon Web Services (AWS), Rackspace, MySQL, Cloud Computing, Kubernetes, Amazon EKS, Google Cloud Platform (GCP)
Enterprise Automation Team Lead
2011 - PRESENT
IBM
- Coordinated the productivity of ~25 Unix and Wintel administrators.
- Reviewed and approved all proposed changes for the enterprise automation team.
- Served as the technical authority on any Unix-related projects.
- Handled technical customer service issues.
- Worked as a technical consultant for hardware and software monitoring, as well as Unix automation systems.
Technologies: Bash Script, Ansible, Apache, Python, RHEL, IBM Tivoli, Linux, Solaris, HP-UX, AIX
AWS DevOps Engineer
2016 - 2017
JustPlay Solutions (via Toptal)
- Designed, implemented, and configured the AWS cloud Infrastructure.
- Acted as technical advisor for developers.
- Configured a high-availability server environment.
- Implemented a low-cost custom backup solution using S3 storage.
- Advised the client about systems security and an additional component to improve the company's infrastructure.
Technologies: Apache, Amazon Web Services (AWS), MySQL, Linux
DevOps Consultant
2016 - 2016
Charts.io (via Toptal)
- Migrated the services to a new and secure environment.
- Developed and implemented a new deployment process for the main application components.
- Implemented monitoring systems for applications and server services.
Technologies: Apache, Amazon Web Services (AWS), DigitalOcean, Papertrail, AWS Elastic Beanstalk, Heroku, Linux
Technical Collaborator
2014 - 2016
Cloudlabs Inc. (via Toptal)
- Created and supported App Store snapshots.
- Developed and supported Python API wrappers for Terminal.com.
- Developed and supported Golang API wrappers for Terminal.com.
- Created several internal tools and applications.
- Developed and implemented a container networking test suite.
- Acted as a Linux support specialist for customers and associates.
- Wrote technical articles in the Terminal.com blog.
- Did research and development for special projects.
Technologies: Ansible, Apache, Python, Amazon Web Services (AWS), OpenVZ, Go, MySQL, Redis, Cloud Computing, Linux
DevOps
2014 - 2015
Will Oller Web Development (via Toptal)
- Supported the client in developing his own continuous integration development environment.
- Acted as technical consultant.
Technologies: Apache, Amazon Web Services (AWS), Integration Tools
Unix Team Coordinator
2010 - 2011
IBM
- Assigned and coordinated tasks for ~20 Unix Administrators.
- Planned and executed all changes within the team.
- Successfully resolved a number of critical and time-sensitive issues.
- Gave the final authorization for all Unix products created by the team.
- Handled technical customer service issues.
Technologies: Bash Script, RHEL, AIX, HP-UX, Solaris, Linux
Unix System Administrator
2008 - 2010
IBM
- Planned and executed changes to the Unix system.
- Handled Unix server patching and upgrading.
- Managed the LVM, Veritas VM, and SunCluster.
- Provided Veritas Cluster support.
- Worked with large farms of over 5000 servers.
- Developed automated scripts in Bash, Ksh, and Python.
- Used automation tools including Opsware, SEA, and Tivoli Enterprise products to optimize and automate as much work possible.
Technologies: Bash Script, RHEL, AIX, HP-UX, Solaris, Linux
Unix Infrastructure Administrator, Coverage Support
2007 - 2008
EDS
- Provided coverage support for the Unix system.
- Planned and executed complex changes to the system.
- Handled patching tasks relating to the Unix servers.
- Managed the LVM, Veritas VM, and SunCluster.
- Supported the Veritas Cluster.
Technologies: Bash Script, Tru64, AIX, HP-UX, Solaris, Linux
Unix System Administrator
2006 - 2007
EDS
- Worked as the primary contact for administration of the Unix system.
- Resolved customer issues with the Unix system.
- Managed the LVM and Veritas volumes and oversaw the SunCluster software.
Technologies: Bash Script, AIX, HP-UX, Solaris, Linux
Infrastructure Department Lead
2005 - 2006
Vanguardia BS
- Supported GNU/Linux server systems for local businesses.
- Provided hardware support, assembly, and replacement.
- Provided firewall administration.
- Designed a backup log of the system tasks.
- Oversaw web server administration.
Technologies: Bash Script, Apache, RHEL, Intel, Windows Server, Debian Linux
Linux System Administrator
2004 - 2006
Freelance
- Provided GNU/Linux server systems support for local businesses.
- Developed a custom multiplatform tool based on rsync that creates backups for centralized desktop machine.
- Supported, replaced, and assembled hardware.
- Provided firewall and web server administration.
Technologies: Debian Linux
Infrastructure Department Lead
2004 - 2005
ISAC
- Provided IT support.
- Installed and maintained a large number of desktop computers with Intel architecture.
- Provided Linux and Win200x app server administration.
- Installed, configured, and maintained custom media streaming services.
- Provided hardware support, assembly, and replacement.
Technologies: Debian Linux, Helix Toolkit, Windows Media, Windows
Experience
Education
2009 - 2010
Certificate Degree in Solaris Systems Administration
Sun Microsystems (CEDI Consulting) - Cordoba, Argentina
2001 - 2010
Bachelor's Degree in Electrical Engineering
National University of Cordoba - Cordoba, Argentina
Certifications
JANUARY 2020 - JANUARY 2023
Red Hat Certified System Administrator
Red Hat
Skills
Libraries/APIs
Flask-RESTful
Tools
GitHub, Git, Ansible, Apache, Asterisk, Systemd, Chef, lighttpd, NGINX, Veritas Cluster Server, Postfix, Sendmail, Amazon EKS, Helix Toolkit, IBM Tivoli, Papertrail, Bitbucket, VirtualBox
Languages
Bash Script, Bash, Python, KSH, PHP, Go
Paradigms
Automation, DevOps, REST, Continuous Integration (CI), Agile Software Development
Platforms
Google Cloud Engine, Docker, Solaris, Amazon Web Services (AWS), Linux, Rackspace, AIX, System V, AIXL, HP-UX, Kubernetes, Google Cloud Platform (GCP), Windows, Debian Linux, Windows Server, Intel, Tru64, Heroku, AWS Elastic Beanstalk, DigitalOcean
Storage
Google Cloud, LVM, MariaDB, MySQL, Redis, PostgreSQL, Elasticsearch
Frameworks
Flask
Other
RHEL, Unix Shell Scripting, Task Automation, Unix/Linux Virtualization, Technical Project Management, System Administration, IT, ModSecurity, Multithreading, Distributed File Systems, Unix Clustering, Windows Media, Integration Tools, Cloud Computing, OpenVZ
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