Alejandro Castro
DevOps Engineer
Years of experience
12
years
Location
Costa Rica
Salary
$6,500
/month
Main Skills
Docker
Kubernetes
Jenkins
GitLab
PHP
MySQL
MongoDB
Node.Js
Complementary skills
Linux
Communication Skills
Continuous Integration

Summary

With over 12 years of experience in the technology industry, I have held roles such as Senior DevOps Engineer, Senior Software Engineer, Solution Architect, Cloud Architect, Developer Team Leader, and Full-stack Developer. I possess well-honed interpersonal skills and a strong work ethic, which have proven crucial in high-pressure work environments. My expertise includes process automation, CI/CD pipeline construction, infrastructure as code, and cloud migration. Additionally, I have led development teams on critical projects, implementing highly scalable and high-performance software solutions.

Experience

Senior DevOps Engineer at EY
June 2022 – Dec 2022

  • Designed and implemented IaaS, PaaS, and SaaS solutions on AWS.
  • Developed and provisioned infrastructure scripts for IaC tools.
  • Built and maintained CI/CD pipelines with GitHub, Jenkins, AWS.
  • Managed all stages and environments of the software release process.
  • Configured and maintained EC2 environments in Linux.
  • Maintained Docker images on Docker Hub, Amazon, and Azure Container Registry.
  • Defined best practices for product and project delivery planning.
  • Integrated and developed Infrastructure as Code into CI/CD pipeline builds.
  • Implemented and configured container orchestration with Kubernetes and Amazon EKS.
  • Created and maintained Ansible Playbooks configuration scripts.
  • Created and maintained Terraform scripts for Infrastructure as Code architecture.

IT Analyst at Obsidiam Investment Group
Nov 2021 – Jun 2022

  • Troubleshooted issues and successfully implemented over 100 improvements on web and mobile platforms.
  • Provided technical advice to a cross-functional team, ensuring adherence to security, design, and UI/UX best practices.
  • Utilized technologies such as Scrum, Kanban, Jira, RESTful APIs, MySQL, Oracle, Kubernetes, Docker, AWS (EKS, ECR, ECS).

Senior Software Engineer, Developer Team Leader & Cloud Architect at Ecotesa
Jan 2017 – Nov 2021

  • Led the development and launch of native mobile applications for emergency first response and coastal community residents in Costa Rica.
  • Implemented Jenkins CI/CD Pipeline, Kotlin, Swift, PHP, microservices, MySQL, RESTful APIs, and AWS SaaS.
  • Led a project to improve cinema experience in Costa Rica, utilizing Big Query, AWS Code Pipeline, Kotlin, Swift, Node.js, MongoDB, RESTful APIs, AWS ECR, and AWS EKS.
  • Defined release processes and policies for projects, managing source code builds, analysis, and deployment configurations.
  • Conducted on-premises to cloud migration.
  • Utilized AWS services like EC2, IAM, VPC, EBS, AMI, Route 53, snapshots, Autoscaling, CloudWatch, CloudFront, SQS, SNS, RDS, S3, API Gateways, and Lambda.
  • Utilized Azure services like Azure Storage, Cloud Shell, Load Balancer, DNS Zones, AKS, ACR, Azure DevOps, Public IP Address, Virtual Networks, Active Directory, MSI, and Azure Monitor.
  • Deep knowledge of web technologies and large-scale web application architecture.
  • Worked closely with software developers and DevOps to debug software issues.
  • Implemented serverless architecture using Lambda and S3.

Senior Software Engineer & IT Consultant
2014 – Present

  • Developed and launched the ‘UNA Costa Segura’ project, a platform with a native mobile application for emergency first response teams and coastal community residents in Costa Rica.
  • Created CI/CD pipelines, utilized Kotlin, Swift, PHP, microservices, MySQL, Docker, RESTful APIs, and AWS.
  • Lynflix Project - CinesCR: Won third place in the innovation category for a digital platform enhancing cinema experiences.
  • Volunteered as the Geospatial and Data Analysis Unit Leader at Costa Rican Red Cross since 2019, solving emergency operations problems using technology like drones and data analysis.

Volunteering

Volunteer Geospatial and Data Analysis Unit Leader at Costa Rican Red Cross
2019 – Present

  • Solved problems in emergency operations using technology such as drones and data analysis.
  • Developed UAV and drone mapping solutions with AI, ML, AWS Rekognition, Python, OpenCV, and custom PCB.
  • Conducted search and rescue operations.
  • Provided prehospital emergency response, stabilizing patients and communicating effectively under stress.