Roberto Alcántara

Principal Engineer

Delivered 20+ production systems for Fortune 500 and global enterprise clients as a hands-on principal engineer. Built AI automation systems including meeting intelligence pipelines and AI chatbot platforms.

React 18+Next.js 13Vue.JsNodeJSExpressNestJSPythonDjangoPostgreSQLMongoDBRedisAWSGCPVercelClaude CodeOpenAI APIGPT 4oGeminiRecall AIJira REST APITempo API

Senior Full Stack Engineer

Petco

Architected and shipped the complete pet insurance platform from zero to production, serving millions of users with zero-downtime deployment. Owned full-stack architecture, GraphQL schema design, CI/CD pipelines, and AWS infrastructure.

React 18+Next.js 13TypeScriptGraphQLApolloPostgreSQLRedisAWSDockerGitHub ActionsCI CD

Lead Instructor

Trained developers across a full-stack curriculum including JavaScript, React, Node.js, Python Django, PostgreSQL, AWS, and DevOps practices for over 10 years.

JavaScriptReactNodeJSPythonDjangoPostgreSQLAWSDevOps

Product Owner / Full Stack Developer

Led zero-downtime migration of a mission-critical e-commerce platform from Magento 2 to Vtex IO, managing 10,000+ products. Built a custom React component library and acted as both Product Owner and technical lead.

MagentoVTEXReactCI CDProduct Management

Web Developer

Developed Facebook and web applications for Sony, including social media API development and direct client interaction for full-lifecycle delivery.

Web DevelopmentFacebook AppsSocial Media APIsClient Interaction

Senior Web Developer

American Express

Developed promotions and landing pages, managed email marketing campaigns and databases, and provided technical training for internal staff.

Web DevelopmentEmail MarketingDatabase ManagementTraining