iToll, a FinTech app, assists people in managing their car expenses, paying tolls, and purchasing insurance online. In total, over 15 million users have utilized iTollKey accomplishments:Standardized Dockerfiles, CI/CD pipelines, and Helm charts enabling faster deployments and streamlined application managementArchitected and implemented Ansible playbooks and roles to automate core IT processes, reducing manual configuration errorsMigrated most applications to a self-managed Kubernetes cluster, resulting in a substantial 30% reduction in operational costs and 99.9% uptimeSetup application performance monitoring (APM) using Datadog and utilized it to identify and resolve code bottlenecks that were hindering speed

Irapardaz stands as the vanguard of crowd-sourcing platforms, akin to Amazon MTurk, handling over 400,000 tasks posed by requesters each day.Contributions:Designed and built a complete crowdsourcing system. The system effortlessly handled more than 10,000 users dailyImproved response time by implementing asynchronous task handling

Hermina is a comprehensive hotel management system developed by HerminaTech that simplifies front office and basic back office operations, including reservation management, restaurant order processing and accounting reports.Developed multiple sub-systems, including restaurant, accounting and access controlImplemented a robust CI/CD pipeline, encompassing +300 automated tests for the Spring back-endSuccessfully on-boarded three engineers, guiding them through the intricacies of back-end and front-end development