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Available for new opportunities

Hello, I'mCésar Oliva

Frontend Developer

Specialized in modern web applications, with a focus on architecture, performance, and user experience.

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About Me

Frontend developer with over 4 years of experience in creating websites, landing pages, online stores, and custom solutions. I specialize in React, Next.js, and TypeScript, and I am passionate about creating attractive and functional user experiences.

My goal is to continue growing as a professional, learning new technologies, and contributing to innovative projects that have a positive impact on people's lives.

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Skills

Frontend

HTML/CSSJavaScriptTypeScriptReactNext.js

Backend

Node.jsExpress.jsFastAPI

Database

MySQLPostgreSQLMongoDB

Tools

GitLinuxFigmaWordPress

Featured Projects

Regionerate

Regionerate

Platform with an interactive map to explore native species of Nuevo León and support reforestation decisions using data.

ReactTypescriptConvexLeaflet
Dominoes

Dominoes

Modern e-commerce platform with authentication, checkout, payment gateway, admin dashboard, and real-time updates.

Next.jsTypescriptConvexMercado Pago
Library Manager

Library Manager

Desktop application for library management, including books, users, and loan tracking.

JavaMySQL
Skillpath

Skillpath

Learning and onboarding platform with a public landing page, admin dashboard, AI-generated roadmaps, skill management, quizzes, and PDF uploads.

Next.jsTypescriptConvexClerk

Professional Experience

Web Developer

Sep 2021 — Present

Freelancer

  • Development of websites, landing pages, online stores, and custom systems for businesses and entrepreneurs.
  • Requirements gathering, project planning, and direct communication with clients.
  • Deployment, maintenance, and optimization of web applications to improve performance and user experience.

Web Developer & IT Support

Dec 2023 — Mar 2025

PSE Iluminación

  • Development and maintenance of the company's corporate website and online store.
  • Creation of scripts and tools to automate operational tasks and reduce manual work.
  • Configuration and support of systems used in the company's daily operations.

WordPress Developer

Jul 2021 — Sep 2021

Primero En Publicidad

  • Development and customization of websites using WordPress.
  • Adaptation of responsive designs for different devices and browsers.
  • Collaboration with design and marketing teams on client projects.

Open to Frontend and Full-stack Opportunities

I am interested in collaborating on roles where I can contribute experience in interfaces, performance, product maintenance, and working with multidisciplinary teams.

Location

Monterrey, Mexico