Led cloud infrastructure architecture design and implementation across AWS, GCP, and Digital Ocean. Spearheaded the migration from traditional processes to CI/CD pipelines and implemented microservice architectures for PHP, Bun.js, and React workloads.

Provided expert DevOps consulting services, architecting and managing multi-cloud infrastructure solutions. Focused on optimizing workloads across AWS and Digital Ocean, leveraging Terraform to automate infrastructure provisioning and configuration. Developed and maintained reusable Terraform modules for deploying and scaling diverse application stacks including React frontends, PHP backends, and Node.js microservices.

Consulted and contracted with multiple U.S. and Costa Rican companies providing expertise in automating cloud, CI/CD, Kubernetes administration, and serverless workflows. Managed cloud providers GCP, AWS, DigitalOcean with extensive use of AWS services including Lambda, S3, API Gateway, CodePipeline, CodeCommit, CodeDeploy, CodeBuild, IAM, Secret Manager, ACM, ECS, EKS, ECR, SQS, SNS, Cloudwatch, Beanstalk, Kinesis Stream and Firehose, RDS, Redshift, Aurora serverless, Postgres. Kubernetes maintenance, new service deployments, feature extension, troubleshooting. Infrastructure as Code with Terraform and CloudFormation. Linux system administration and SysOps for over 100 EC2 instances. Configuration management with Ansible. Achieved operational cost reductions over 40% without significant performance loss. Transitioned monoliths to microservice-based infrastructure and maintained event-driven architectures with Python, PHP, JS. Managed VPC-based environments with peerings and Tailscale.

Web development with JavaEE, Hibernate and Spring. Developed voting app with involvement in data modeling, API endpoints, cloud instance deployment, queries and procedures, UI. Technologies included Spring Data and Security, Hibernate, Docker Swarm, Google Cloud, Azure VMs, AWS, Oracle DB, Angular. Worked on microservices architecture. Developed data access and manipulation library as component for microservices. Full stack involvement with Java EE, JDBC, MySQL, JSF, PrimeFaces, Firebase Auth, Hibernate. Developed web landing, ticket selling, CMS, third-party OAuth integration. Developed POS and stock control systems with Java SE, MySQL, JDBC, Java Swing.

Developed in-house desktop UHC system for drug distribution business. Full stack development with Java SE, MSSQL, JDBC, Java Swing. Developed HR modules with C#, Entity Framework, MSSQL, DevExpress. Created reports with MSSQL. Backend development for accounting modules and mobile apps using C#, Xamarin, Linq, GraphQL.