Hi, I’m

Salvador Vásquez

Frontend Engineer

I specialize in building responsive and accessible user interfaces using modern web technologies. My goal is to create seamless user experiences that drive engagement and satisfaction.

Get to Know Me

About Me

Frontend Engineer with experience designing and implementing internal systems that streamline business operations. I’ve led key projects focused on inventory management, billing, reporting, and real-time monitoring. I specialize in building intuitive user interfaces and working closely with backend teams to ensure seamless integration, with a strong focus on code quality, usability, and timely delivery.

I've also contributed to the open-source ecosystem by publishing two npm packages, which deepened my knowledge of reusable architecture, documentation, testing, and best practices.

I'm passionate about learning new technologies, improving workflows, and delivering clean and user-centered solutions.

Tech Stack

React

Astro

Next.js

TypeScript

JavaScript

Webflow

Tailwind

Sass

HTML

CSS

Git

GitHub

React TL

Jest

Vitest

Vite

npm

SonarQube

GitLab

BitBucket

Figma

Illustrator

Photoshop

After Effects

Arduino

Lego

Unity

Roblox

Experience

Applaudo September 2021 - Present San Salvador, El Salvador

Frontend Developer

Acted as the lead frontend developer on two major projects, both successfully delivered to production.
Supported the launch of an additional project by troubleshooting and resolving frontend issues to meet production standards.
Led technical decision-making and prioritized tasks within the frontend team to ensure efficient delivery.
Collaborated closely with backend engineers to achieve seamless system integration and full-stack functionality.
Maintained high standards of code quality, resulting in stable and user-friendly interfaces across multiple platforms.
Initiated and implemented improvements in frontend workflows, boosting team efficiency and development speed.
Delivered scalable and maintainable solutions that aligned with business goals and user needs, while meeting tight deadlines.
Participated in sprint planning and estimations, contributing to realistic scheduling and effective execution of frontend tasks.

frontend react.js next.js typescript javascript tailwind html css

Algorithmics July 2024 - December 2024 San Salvador, El Salvador

Programming Instructor

Taught programming and game development to young students using C#, Unity, and Roblox Studio.
Managed five courses, delivering structured lessons on coding fundamentals and interactive game creation.
Designed hands-on projects that enabled students to build games from scratch while applying core programming concepts.
Provided one-on-one mentorship, helping students overcome challenges and strengthen problem-solving skills.
Developed course materials and assessments to monitor progress and support growth in game design and logic.

game-development unity roblox c# education

Applaudo June 2021 - September 2021 San Salvador, El Salvador

Frontend Developer Intern

Completed an intensive React.js internship program, gaining hands-on experience with React, JavaScript, HTML, and modern frontend workflows.
Built multiple small-scale projects to apply core React concepts, component architecture, and UI best practices.
Successfully transitioned from no prior professional experience to a full-time Frontend Developer role based on performance and growth.

frontend react typescript javascript html css

Fundeplast January 2021 - May 2021 San Salvador, El Salvador

Technical Support Intern

Provided technical support for internal systems managing educational content across the organization.
Designed and implemented a system to track student attendance and manage grade records efficiently.
Troubleshot and resolved technical issues, ensuring system stability and a smooth user experience.
Collaborated with cross-functional teams to improve system functionality and meet user requirements.
Contributed to system upgrades that enhanced the accuracy and efficiency of educational content delivery.

technical-support graphic-design react.js html css adobe-suite moodle

Colegio Maiti January 2020 - November 2020 San Salvador, El Salvador

Programming Instructor

Taught robotics and mathematics to students using Arduino and LEGO-based technologies through hands-on, project-based learning.
Designed complete course materials, including lesson plans, projects, and practice exercises tailored to various learning levels.
Delivered interactive classes that combined theoretical foundations with practical applications to enhance engagement and retention.
Promoted critical thinking, creativity, and teamwork through group activities and problem-solving challenges.
Adapted teaching strategies to accommodate diverse student needs, ensuring inclusive and effective learning experiences.

education robotics arduino lego programming

Projects

Reactune -

X Reactune

< >

https://salvadorvasqz.github.io/reactune-demo/

Reactune is a npm package designed for web applications built with React. It provides a lightweight, customizable, and easy-to-integrate video player. Developed in TypeScript and with zero external dependencies, it offers an efficient way to play videos from a URL with basic controls like mute, forward/backward skipping, zoom, and more. It’s ideal for modern projects that require clean, functional, and maintainable UI components.

Take a Look

react typescript npm frontend ui-component video-player

Fetch Hooks -

X Fetch Hooks

< >

https://salvadorvasqz.github.io/api-fetch-hooks-doc/

Api Fetch Hooks is an npm package for React web applications that provides custom hooks to simplify API requests using HTTP methods like GET, POST, PUT, DELETE, and PATCH. Developed with TypeScript and zero external dependencies, it manages loading, error, response, and status states automatically, and even supports canceling ongoing requests. Ideal for modern web projects needing clean, maintainable code and predictable data fetching.

Take a Look

react typescript npm frontend fetch hooks

Portfolio -

X Portfolio

< >

https://www.behance.net/gallery/235502459/Personal-Web-Portfolio

A personal portfolio website built from scratch to showcase my projects, skills, and certifications in a clear and professional way. Designed in Figma and developed with Astro and Tailwind CSS, the site follows a minimalist approach using only three base colors to maintain a consistent visual identity. It is fully responsive, lightweight, and easy to navigate — focused on performance, clarity, and user experience.

Take a Look

astro tailwind typescript figma ui/ux

CodePen -

X CodePen

< >

https://codepen.io/salvadorvasqz

My CodePen profile features a collection of front-end experiments, interactive prototypes, UI components, and animations built with HTML, CSS, and JavaScript. It serves as a creative space to explore new ideas, test concepts, and showcase small-scale projects focused on user experience and modern web design. Ideal for seeing practical examples of web technologies in action.

Take a Look

design html css ui-component

Certifications