Hi, I'm Edwin Cosme, I'm a software engineer.

Full-stack developer at a tech consultancy, building and improving web applications for clients.

• Designed new systems and optimized existing applications to improve maintainability, performance, and user experience.
• Worked across modern frontend and backend stacks, including Vue, Nuxt, Laravel, Symfony, and JavaScript technologies.
• Contributed to cloud-based solutions using AWS, supporting scalable and efficient application delivery.

Redesigned and maintained a social network application, modernizing the product experience and improving performance for end users.

• Redesigned the application with a modern interface and a stronger user experience for the social network's audience.
• Maintained the platform over multiple years by adding improvements and optimizing infrastructure costs without sacrificing performance, benefiting both end users and the organization.
• Migrated the backend from Laravel 5 to Laravel 8 and the frontend from Vue 2 to Nuxt 3 with SSR, improving performance on mobile devices and the overall user experience.

Create new features and fix bugs for multiple client applications

• Achieved a 90% reduction in response times for e-commerce operations by implementing elasticsearch, optimizing search capabilities and enhancing overall user experience.
• Implemented techniques to optimize ETL scripts for synchronizing a high-volume product database with over 20,000 items, achieving a 90% decrease in processing time from 5 hours to just 30 minutes.
• Developed a serverless chat module on AWS, leveraging the latest cloud technologies to ensure optimal scalability, security, and cost-effectiveness.

Create new features and maintain internal billing system and a SaaS for other schools

• Migrated a Vue SPA-based Point of Sale (POS) system to Nuxt.js SSR resulting in improved server-side rendering performance, enhanced user experience.
• Developed a billing module for a school administration system, designed to automate and accurately charge enrollment and tuition fees, streamlining financial operations and improving the overall payment experience for students and parents.
• Designed and developed a high-performance real-time delivery system, utilizing cutting-edge technologies and best practices to ensure end-to-end delivery tracking, optimized route planning, and enhanced customer satisfaction.
• Maintained a critical internal package for CFDI, leveraged by both internal and external systems, ensuring integration, high performance, and compliance with government regulations.