Oscar Daniel Villarraga Castro

DevOps Lead, responsible for architecting web3 consensus services implementations across different blockchains such as ETH, GNO and Axelar. The stack is distributed in AWS and Hetzner Cloud and OnPrem, I use Terraform/Terragrunt, GitLab Ci / Artifactory, EKS, Kubermatic and Helm, I use Prometheus, Thanos, Grafana, Loki, Promtail for monitoring.

DevOps Engineer for one of the biggest online public school in the USA. I support three development teams during migration processes from on premise to AWS. In general terms we use CloudBees Jenkins, CloudWatch, NewRelic, CloudFormation, AWS SAM, Sonarqube and Atlassian Tools. I also contribute proposing architectures and developing POC’s for cloud-based solutions focused on security and reliability.

Responsible for the cloud infrastructure on AWS. In charge of support the engineering team to develop features rapidly in a cloud-based culture. I drive IaC and automation projects so as to produce scalable and repeatable infrastructures - Bash and Python. I also work implementing CI/CD pipelines and ETL automations using AWS Data Pipeline

I gathered specifications and delivered solutions to different clients. Designed and developed new features for existing web platforms by leading the tech-team. I also worked as a functional tester in order to ensure the product meets client requirements.

Development of several web applications using HTML5, CSS3, JQuery for Frontend, C#, MSSQL Server, PHP, Symfony and MySQL for Backend.

Internship as a QA Functional Tester for modules of physical mailing and accountant processes. 

Improved protocols of functional testing using IEEE Standard for Software Test Documentation

IEEE 829-1998

* Designed and Developed a Desktop Application for sending email marketing campaigns ( JAVA ) * Responsible for maintaining websites: 
Designed several micro-websites and external websites with static content (HTML, CSS, JS), some others with dynamic content using PHP and MySQL.