I’m a seasoned Full-Stack Engineer who thrives at the intersection of UI/UX design and scalable software engineering. I build clean, performant web applications that feel as good as they look, delivering pixel-perfect interfaces backed by robust code and thoughtful architecture. My core strengths are in React, Vue, Astro and cloud-based platforms (GCP). I enjoy creating custom CMS solutions, optimizing high-traffic sites, and turning complex requirements into reliable, maintainable systems.…

Horacio Esteban Ontiveros Pimienta

I’m a seasoned Full-Stack Engineer who thrives at the intersection of UI/UX design and scalable software engineering. I build clean, performant web applications that feel as good as they look, delivering pixel-perfect interfaces backed by robust code and thoughtful architecture. My core strengths are in React, Vue, Astro and cloud-based platforms (GCP). I enjoy creating custom CMS solutions, optimizing high-traffic sites, and turning complex requirements into reliable, maintainable systems.…

Available to hire

I’m a seasoned Full-Stack Engineer who thrives at the intersection of UI/UX design and scalable software engineering. I build clean, performant web applications that feel as good as they look, delivering pixel-perfect interfaces backed by robust code and thoughtful architecture.

My core strengths are in React, Vue, Astro and cloud-based platforms (GCP). I enjoy creating custom CMS solutions, optimizing high-traffic sites, and turning complex requirements into reliable, maintainable systems.

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Skills

Experience Level

HTML5
Expert
Tailwind
Expert
React JS
Expert
CSS
Expert
TypeScript
Expert
Vue.js
Expert
SQL
Expert
JavaScript
Expert
MySQL
Expert
Adobe XD
Expert
WordPress
Expert
Jira
Expert
PHP
Expert
PostgreSQL
Expert
Bootstrap
Expert
Webflow
Expert
Adobe Illustrator
Expert
Figma
Expert
Laravel
Expert
Looker Studio
Expert
Google Cloud
Expert
Docker
Expert
GraphQL
Expert
Python
Intermediate
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Language

English
Advanced
Spanish; Castilian
Fluent

Work Experience

Principal Developer (Frontend & Cloud) at FLI Holding (Foresight Leading Ideas)
January 1, 2025 - October 1, 2025
Led full-stack development for critical platforms including Humara (HR/PHP), Andorian (Access Control/Laravel), and Onboarder (AI Document Validation with React/FastAPI). Architected and managed scalable cloud infrastructure on Google Cloud Platform (Cloud Run, SQL, Firebase), ensuring high availability for key digital assets. Evolved from frontend leadership to owning the complete engineering lifecycle, directly driving technological maturity and operational efficiency. Designed and automated complex business workflows using Google AppScript and created interactive dashboards in Looker Studio for real-time data analysis.
Frontend Developer at Fonsecantero (currently Idoo)
August 1, 2023 - December 1, 2024
Led the end-to-end development of the Jalisco Cancerology Institute portal. Architected a custom CMS using PHP/Laravel to enable dynamic content management, reducing dependency on IT support by 100%. Implemented complex views in PHP and interactive UI components with JavaScript for 'Zenitt,' a logistics management system (ERP), significantly enhancing user experience. Built and maintained multiple high-performance client websites using WordPress (custom themes) and Webflow.
Web Designer at Wozial (Marketing Lovers)
January 1, 2020 - December 1, 2021
Acted as the technical liaison between clients and the engineering team, translating business needs into high-fidelity visual designs and clear technical requirements. Designed attractive and functional user interfaces (UI) for over 12 concurrent projects, ensuring consistency across digital touchpoints.
Web Developer and SEO Specialist at SerpCube
January 1, 2017 - January 1, 2020
Developed and managed high-traffic web portals like "Becas México" and "Tramitar.mx", implementing advanced SEO/SEM strategies that maximized monetization. Optimized content creation workflows and advertising design to drive user acquisition.
Freelance Web Developer and Designer at Autonomous
January 1, 2013 - Present
Managed a diverse client portfolio for over 11 years, offering comprehensive services ranging from brand identity design to the development of custom sites and web applications.

Education

Bachelor's Degree in Graphic Communication Design at Universidad de Guadalajara (UDG)
January 1, 2006 - January 1, 2011

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Education, Healthcare, Professional Services, Media & Entertainment, Computers & Electronics