Skills: API Development · IT Architecture · Cloud Computing · Software Development · Agile Methodologies · DevOps · Solution Architecture

• DevOps engineer that supports and improves the services and the infrastructure of the wallet Deuna!, act as back for the Solutions Architect.
• Work with a team of 8 technical engineers and 9 non-tech engineers (UX, UI, Marketing, Analytics, customer support) in Agile sprints that roll out new versions of the mobile app to Google Play and Apple store.
• The application has a high volume of transactions every day with 300k active users and growing.

Containerization with the HashiCorp stack that includes nomad, consul, vault, terraform, packer, vagrant, continuous improvement of the processes polishing and automating most of the tasks for operators, training end-operators, and documentation.

Implementing Kubernetes in Amazon Web Services and private clouds following the best practices, upgrade production clusters with a SLA to guarantee minimum downtime in the process.

Maintaining Terraform modules to deploy clusters in Amazon Web Services for different kinds of environments into private and public clouds, to maintain a cluster healthily Prometheus/Grafana are simple and powerful tools that monitor and alert into large clusters.

Managing the Continuous Integration tools to match the needs of diverse projects across different clouds ensuring the release versions with the best practices required for banks or medical devices.

Manage and deploy infrastructure in the Amazon GovCloud for customers that stepped up the security of their data.

Implementation of Gitlab as part of the Continuous Integration and Continuous Deployment.

The list of technologies used across many projects implemented in the most important clouds:

- Terraform

- Nomad

- Vault

- Packer

- Docker

- Consul

- Kubernetes

- Ansible

- Kops

- Helm

Monitoring tools:

- Prometheus

- Amazon CloudWatch

- Grafana

• Support an app written in Nodejs that generates appointments for vaccination in some states of USA, the support consists of deploying new clusters full server-less for the cities and states that were expanding the vaccination plan.
• Each cluster had custom configurations that mostly changed according to the features that the client wanted to include.
• Terraform Cloud is the main tool for deploying the clusters and was the point where I included optimizations.
• Technologies: Terraform Cloud, AWS Lambda Functions, API Gateways, Serleverless

• Develop operations and orchestration infrastructure following agile methodologies solutions and best practices

Accomplishments

• Setup monitor systems to for applications written in different programming languages. Nagios, Munin, ELK, Prometheus, Graphite-Grafana, Amazon Cloud Watch.
• Setup continuous integrations and continues deployment processes for cloud providers such Amazon Web Services, Rackspace, Digitalocean, Linode, OVH.
• Orchestration infrastructure with ansible in AWS, Rackspace, DigitalOcean using the providers APIs for projects written in different languages such as Ruby, Javascript and Haskell.
• Build infrastructure to maximise high availability according Services Layeres Agreements for each customer.
• Continues deployment with Nixops for NixOS a declarative Linux distribution.
• Scripting in Bash, Ruby and Python
• Dockerize projects.
• Develop and maintain RVM (ruby version manager) and Ansible Galaxies.
• Mount and setup virtual environment with KVM and Libvirt/Virsh to install local services:

* DNS

* VPN

* Manage remote access

* Store data

* Loca applications

• Mount and set up telephone trunk with FreePBS and Asterisk

Coordinate work between development group across of platforms in the project, also assist to the team members from Technical University of Berlin, Universidad Nacional de Colombia, Delft University of Technology, Catholic University of Temuco in the infrastructure assessments as well as the development team.

Project Alpha III sponsored by the European Commission

Setup Cisco devices and HP servers, create and apply migrations in Windows server and Postgres as DBA for the judicial system procedures (SATJE).

Create cubes and generate reports with Pentaho - Business Intelligence

Coordinator of computer systems and computer projects of the town.