Gerald A. Email & Phone Number

Cebu City, Ph

Cebu, Central Visayas, Philippines

Contribution to a project:▪︎ ETL Project: Direct syncing of Customer data such as Company/Contacts from PGM System to HubSpot CRM▪︎ ETL Project: Direct syncing of Programmatic Budgets to HubSpot CRM (New Version Migrated)▪︎ ETL Project: Direct syncing of Programmatic Budgets to Salesforce CRM

Cebu, Central Visayas, Philippines

Contribution to a project:▪︎ Migrated over 300 applications from on-premises to AWS Control Tower, deploying across QA, Staging, and Production environments.▪︎ Dockerized a wide range of application stacks, including Node.js, Express.js, Next.js, React, Sails.js, Vue.js, ASP.NET, Python (FastAPI/Flask/Spring), Go (Gin), PHP (Laravel/Statamic), and more.▪︎ Established a standardized CI/CD workflow, semantic versioning, merge request approvals, code reviews, security scanning, and… Show more Contribution to a project:▪︎ Migrated over 300 applications from on-premises to AWS Control Tower, deploying across QA, Staging, and Production environments.▪︎ Dockerized a wide range of application stacks, including Node.js, Express.js, Next.js, React, Sails.js, Vue.js, ASP.NET, Python (FastAPI/Flask/Spring), Go (Gin), PHP (Laravel/Statamic), and more.▪︎ Established a standardized CI/CD workflow, semantic versioning, merge request approvals, code reviews, security scanning, and production release approvals.▪︎ Integrated AI-driven code review into pipelines to enhance code quality and provide detailed best practice summaries.▪︎ Developed a custom Docker base image to optimize application size and improve build efficiency.▪︎ Achieved rapid build and deployment times, with applications deploying in 1 to 5 minutes.▪︎ Implemented Freeze deploy in GitLab CI/CD to prevent unintended deployments during off-hours.▪︎ Set up ELB logging across all applications in ECS Fargate to centralize logs in an S3 bucket, reducing storage costs, and streamlined log monitoring in Datadog. Show less

Cebu, Central Visayas, Philippines

Contribution to a project:▪︎ Built an enterprise AWS cloud infrastructure for network and applications using Terraform, with support from the Rackspace team.▪︎ Created multiple environments (QA, Staging, Production) using Terraform automation scripts integrated with GitLab CI/CD pipelines.▪︎ Collaborated with Saul Branzuela and Eric Dela Cruz to design and implement VPC and subnet IP addressing in AWS Control Tower, managing IP overlapping issues.▪︎ Developed v2 GitLab CI/CD… Show more Contribution to a project:▪︎ Built an enterprise AWS cloud infrastructure for network and applications using Terraform, with support from the Rackspace team.▪︎ Created multiple environments (QA, Staging, Production) using Terraform automation scripts integrated with GitLab CI/CD pipelines.▪︎ Collaborated with Saul Branzuela and Eric Dela Cruz to design and implement VPC and subnet IP addressing in AWS Control Tower, managing IP overlapping issues.▪︎ Developed v2 GitLab CI/CD pipelines to support deploying various application stacks within AWS Control Tower.▪︎ Dockerized multiple application stacks and deployed them on AWS ECS Fargate, with GitLab CI/CD pipeline integration.▪︎ Built a dedicated GitLab Runner v2 to enable private connections for applications authenticating with AWS Control Tower, reducing GitLab CI costs. Show less

Cebu, Central Visayas, Philippines

Contribution to a project:▪︎ Pioneered the DevOps Engineering team since 2021, working closely with DevOps Manager Donald Sipe.▪︎ Built a dedicated v1 GitLab Runner to optimize GitLab CI costs and enable cross-account communication between applications.▪︎ Implemented standardized tagging for AWS infrastructure to enable cost tracking and service identification.▪︎ Supported the migration of on-prem applications to AWS infra v1 project, integrating GitLab CI/CD for automated… Show more Contribution to a project:▪︎ Pioneered the DevOps Engineering team since 2021, working closely with DevOps Manager Donald Sipe.▪︎ Built a dedicated v1 GitLab Runner to optimize GitLab CI costs and enable cross-account communication between applications.▪︎ Implemented standardized tagging for AWS infrastructure to enable cost tracking and service identification.▪︎ Supported the migration of on-prem applications to AWS infra v1 project, integrating GitLab CI/CD for automated deployments on ECS Fargate.▪︎ Configured AWS autoscaling using Terraform to dynamically adjust container counts based on traffic demands.▪︎ Set up AWS Application Load Balancer with Terraform to manage traffic and improve availability for ECS Fargate applications.▪︎ Deployed media files to AWS S3 and CloudFront with Terraform to improve performance and reduce latency. Show less

Cebu, Central Visayas, Philippines

Contribution to a project:▪︎ Enabled Datadog Forwarder integration across all AWS accounts to streamline metrics and log collection.▪︎ Created real-time Datadog Dashboards to monitor network traffic patterns using AWS VPC Flow Logs.▪︎ Created Datadog Dashboards for real-time visibility of ECS Fargate applications' performance and resource utilization.▪︎ Implemented Datadog Monitoring Alerts for Tier 1 & 2 applications, ensuring timely notifications for any arising issues.

Cebu, Central Visayas, Philippines

Contribution to a project:▪︎ Set up an HAProxy server to handle SSL termination, rate limiting, URL rewriting, and implement effective DoS mitigation measures for multiple Folio Websites.▪︎ Developed a bash script to automate SSL certificate creation and renewal across multiple Folio Websites.▪︎ Implemented a Kibana dashboard to monitor HAProxy server and backend application performance on EC2 servers.▪︎ Configured an AWS Application Load Balancer to efficiently distribute… Show more Contribution to a project:▪︎ Set up an HAProxy server to handle SSL termination, rate limiting, URL rewriting, and implement effective DoS mitigation measures for multiple Folio Websites.▪︎ Developed a bash script to automate SSL certificate creation and renewal across multiple Folio Websites.▪︎ Implemented a Kibana dashboard to monitor HAProxy server and backend application performance on EC2 servers.▪︎ Configured an AWS Application Load Balancer to efficiently distribute traffic among Gearman server worker nodes.▪︎ Established a network distributed file system using GlusterFS, ideal for data-intensive tasks like image processing and media streaming. Show less

Cebu, Central Visayas, Philippines

Contribution to a project:▪︎ CRBPLUS v2: Assisted the development team in migrating the client's system from a legacy to a new online banking system as part of the data migration process.▪︎ CRBPLUS v1: Installed and maintained a standalone system, allowing clients' customers to perform banking transactions offline without an internet connection.▪︎ Gcash API System: Managed installation and monitoring of the Gcash API server as part of our online banking system integration for… Show more Contribution to a project:▪︎ CRBPLUS v2: Assisted the development team in migrating the client's system from a legacy to a new online banking system as part of the data migration process.▪︎ CRBPLUS v1: Installed and maintained a standalone system, allowing clients' customers to perform banking transactions offline without an internet connection.▪︎ Gcash API System: Managed installation and monitoring of the Gcash API server as part of our online banking system integration for payment transactions.▪︎ POS Machine and MTM Cards: Flushed POS Machines with the latest firmware, encoded MTM cards with unique Gcash numbers, and conducted hands-on demos for collectors and teller staff to demonstrate system usage.▪︎ Mobile Teller's Machine: Provided demos to Tellers/collectors, enabling customers to perform banking transactions outside bank premises.▪︎ Build On-prem Data Center: Built an on-premises datacenter at the iXBase office to host the client's online banking system, including setting up Hyper-V machine in Windows Server 2012, configuring disk RAID in the x3650 IBM blade server, networking, switching, and implementation of Fortinet 60C firewall from our physical servers.▪︎ Disaster Recovery Success: Our client’s server and data were damaged by Super Typhoon Yolanda (Haiyan) in November 2013. I was successfully able to restore the data by transferring the recovered disk to a backup server at our Cebu office. Show less

Contribution to a project:- Supported the online banking system by addressing issues and concerns raised by our clients.Responsibilities:- Installed and formatted new PCs- Troubleshoot hardware and software issues- Trained on system operations and client support- Colleagues provided learning materials to enhance skills in tech-support, troubleshooting, installation, and configuration