Andres Jovellanos, Developer in Dublin, Ireland
Andres is available for hire
Hire Andres

Andres Jovellanos

Verified Expert  in Engineering

Shell Scripting Developer

Dublin, Ireland
Toptal Member Since
December 9, 2019

Andrés is a goal-oriented DevOps engineer with over a decade of working experience with *nix systems and heterogeneous infrastructures. He stands out with his excellent communication skills, as well as for his flexible and analytical approach to problem-solving. For the last four years, Andrés has worked in AWS environments with different infrastructures as code frameworks, config management, and orchestration tooling.


Spotcap Global
Amazon Web Services (AWS), Jenkins, Docker, Linux, Python
OLX Group
Amazon Web Services (AWS), Ansible, Puppet, OpenShift, Docker, Linux, Akamai...
OLX Group
Amazon Web Services (AWS), OpenShift, Grafana, Kubernetes, Nagios, Sensu...




Preferred Environment

Amazon Web Services (AWS), Ansible, Terraform, Python, Linux, DevOps

The most amazing...

...challenge I've had was having to refactor most of the troposphere-based IaaC so we could deploy our infrastructure in a multi-account manner.

Work Experience

DevOps Engineer

2018 - 2019
Spotcap Global
  • Refactored the IaaC tool to deploy the infrastructure in several AWS accounts.
  • Automated ES backups in S3 and provided the base ground to restore it.
  • Reduced AWS bills 20% by scaling EC2 instances to zero and did it according to schedule.
  • Implemented automated upgrades for security patches.
Technologies: Amazon Web Services (AWS), Jenkins, Docker, Linux, Python

DevOps Engineer

2017 - 2018
OLX Group
  • Supported application teams in the software development life cycle to ensure successful releases.
  • Followed and tracked projects in Jira involving infrastructure and development teams.
  • Participated in the architecture design and the step-by-step planning of new services.
  • Deployed new services and infrastructure with Terraform in AWS.
Technologies: Amazon Web Services (AWS), Ansible, Puppet, OpenShift, Docker, Linux, Akamai, Terraform

SysOps Engineer

2015 - 2017
OLX Group
  • Managed incidents during on-call rotation 24/7 restoring faulty services that affected the end-user.
  • Optimized and tuned the infrastructure and services, from Linux kernel in AWS AMIs to application configurations using automation tools.
  • Enhanced the monitoring system with automatic remediation actions depending on the alert and severity with Ansible and Puppet.
  • Supported a wide variety of high traffic infrastructures, from AWS to bare-metal deployments.
  • Debugged and solved infrastructure misbehavior related to NTP, SSL, and configuration management.
Technologies: Amazon Web Services (AWS), OpenShift, Grafana, Kubernetes, Nagios, Sensu, Terraform, Puppet, Python, Ansible, Linux

Unix/Linux System Administrator

2012 - 2015
  • Configured and provisioned lt virtual servers with VMware ESX and bare-metal servers (development. quality control, quality assurance, user acceptance testing, production) for internal and on-demand projects.
  • Configured and managed hosted SVN/Trac repositories for companies projects.
  • Maintained and deployed an internal DNS infrastructure and views for new and existing offices.
  • Upgraded and maintained hosted Atlassian tools like Bamboo and Crucible.
  • Maintained, configured, and deployed FTP, web, and WordPress services among others.
Technologies: Bash, Python, NFS, NGINX, DHCP, FTP, Docker, BIND, VMware, CentOS, BSD, Linux, Subversion (SVN)

Unix Production System Analyst Support

2011 - 2012
Verizon Business
  • Supported Verizon's application telephone invoice system.
  • Developed KSH and T-SQL scripts to identify recurrent issues in the application's backend.
  • Analyzed project migration feasibility to new environments.
Technologies: T-SQL (Transact-SQL), KSH, Sybase, Unix

Operation Production Support

2010 - 2011
  • Supported a critical financial related infrastructure for an internal customer.
  • Monitored and supported ESB, MySQL servers, and IIS in production environment.
  • Reported issues and managed projects for the global team.
Technologies: Service-oriented Architecture (SOA), IIS, MySQL, Enterprise Service Bus (ESB)

Unix System Administrator

2008 - 2010
  • Supported application migrations under WebSphere application server on Linux systems.
  • Configured and maintained Solaris and AIX customer infrastructures.
  • Prepared and reviewed technical instructions for standardized deployments.
Technologies: WebSphere, KSH, Solaris, AIX, Red Hat Linux, Unix

AWS Kibana Dashboard Migration Tool
I built a dockerized Python tool to migrate or provision dashboards and visualization objects from one AWS Elasticsearch service to another one. I've been using this tool in a Jenkins pipeline to provision Kibana dashboards to every ES I use.
2009 - 2016

Bachelor's Degree in Systems Engineering

Universidad de la Marina Mercante - Buenos Aires, Argentina




Ansible, Terraform, Grafana, Jenkins, Puppet, Nagios, VMware, NGINX, Apache, Git, Subversion (SVN), Terminal, Zsh, AWS CLI, Amazon Elastic Container Registry (ECR), AWS CodeCommit, Amazon CloudWatch, AWS CodeBuild, Amazon Elastic Container Service (Amazon ECS), AWS ELB


DevOps, Service-oriented Architecture (SOA), REST, Agile, Kanban, Test-driven Development (TDD)


Linux, Amazon Web Services (AWS), CentOS, Unix, Solaris, WebSphere, Docker, Sensu, Kubernetes, BSD, AIX, Ubuntu, Red Hat Linux, OpenShift, Amazon EC2


Bash, Python 3, SQL, YAML, AWK, Python, KSH, T-SQL (Transact-SQL)


Sybase, MySQL, PostgreSQL, Elasticsearch, JSON, Amazon S3 (AWS S3)


Software Development, Shell Scripting, Infrastructure as Code (IaC), Akamai, BIND, FTP, DHCP, NFS, IIS, F5 Networks, FTP Servers, HAProxy, DNS Servers, BIND 9, 12 Factor, Red Hat SpaceWalk, Enterprise Service Bus (ESB)

Collaboration That Works

How to Work with Toptal

Toptal matches you directly with global industry experts from our network in hours—not weeks or months.


Share your needs

Discuss your requirements and refine your scope in a call with a Toptal domain expert.

Choose your talent

Get a short list of expertly matched talent within 24 hours to review, interview, and choose from.

Start your risk-free talent trial

Work with your chosen talent on a trial basis for up to two weeks. Pay only if you decide to hire them.

Top talent is in high demand.

Start hiring