Timothy Cevallos
Comprehensive Web Solutions: Development, Implementation, and Maintenance Tailored to Your Needs, Big or Small.
- I build fast, scalable web apps
- Focus on UX, performance, and accessibility
- Shipping on time with clean code
Skill Fit
A quick overview of where I’m strongest today.
Color code
Indicates proficiency level
Frontend
Modern frontend technologies and frameworks for creating beautiful user interfaces
HTML
CSS
SCSS
JavaScript
React
WCAG
Bootstrap
TailwindCSS
AlpineJS
jQuery
Next.js
Backend
Robust backend technologies for scalable and secure server-side applications
PHP
Ruby
Python
Zend
Laravel
WordPress
Ruby on Rails
Django
MySQL
PostgreSQL
RESTful APIs
GraphQL
AWS
FASTAPI
Nest.js
Misc
Additional tools and methodologies for comprehensive development workflows
GIT
MVC
REST API
UX/UI Design
Image Editing
Figma
Communication
Problem Solving
Scrum
Agile
Teamwork
Leadership
Time Management
Docker
Work Experience
I’ve led and shipped high-impact projects across frontend, backend, and platform work—focusing on performance, accessibility, and DX.
Selected Projects
Showcasing impactful web solutions that drive business success and user engagement
Nielsen
Developed dynamic Gutenberg blocks to enhance editor capabilities, including a custom Chart.js block that ingested Google Sheets data for real-time visualization. Improved performance, accessibility, and overall usability across the platform.
Learn Athlean-X
Managed full-stack development of a high-traffic WordPress blog with a custom JavaScript-based cart system. Enhanced usability, performance, and editor workflows with custom themes, plugins, and integrations.
Athlean-X
Developed a custom Laravel-powered backend with a fully bespoke cart and product system. Optimized for performance, scalability, and user-friendly e-commerce experiences.
Athlean-X Portal
Built and maintained a custom MVC web application using Zend Framework 1, including a proprietary API for support and cross-server communication. Redesigned and modernized the entire portal into a mobile-first progressive web application.
Antamba
Built a fully custom WooCommerce e-commerce site for a client, handling design, functionality, and optimization from end to end. Integrated with Google and Meta for tracking and advertising.
Island Painting
Designed and developed a WordPress-based promotional site for a local business, optimizing performance and tracking for lead generation.
Bikerevier
Redesigned and optimized a WooCommerce-powered WordPress site for a bicycle shop in Switzerland. Improved responsiveness, modernized styling, and streamlined the shopping experience for better conversions.