About Mario Valentin
Spanish
Native or bilingual
English
Conversational
Experience
- Bufin del Norte S.A.S. de C.V.Full-Stack DeveloperJanuary 2025 - September 2025 (8 months)Torreón, COA, Mexico• • Complete development of a web services sales platform.• • Backend implementation with Node.js, MongoDB, and modular API with JWT.• • Frontend development in Vue 3 using Pinia, with integration to Mercado Pago.• • Deployment on Railway (API) and Vercel (frontend).
- Bufin del Norte S.A.S. de C.V.Front-End DeveloperNovember 2024 - January 2025 (2 months)Torreón, COA, Mexico• • Design and development of a static institutional page with HTML, CSS, and JavaScript.• • Layout based on Figma with responsive design and optimized for modern browsers.
- DiscalseJr. Full-Stack DeveloperSeptember 2025 - Today (9 months)Torreón, COA, Mexico• • Development of a cross-platform application using React Native with Expo for the mobile frontend.• • Implementation of web frontend in Vue 3.• • Backend development with Express.js and REST API architecture.• • Integration of Socket.IO for real-time communication (user presence, states, and events).• • Participation in the design of the application's architecture and flows.
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Education
- University Technical DegreeTechnological University of Torreón2025Técnico Superior Universitario
- EngineeringTechnological University of Torreón2026Ingeniería