web-performance

Migrating AngularJS 1.x to modern Angular with ngUpgrade, TypeScript, RxJS, and modular architecture.

The source code of my personal portfolio. Built with Next.js (App Router), Framer Motion for animations, and optimized for maximum SEO & Performance.

Squarespace 7.1 performance optimization using Vanilla JS defer techniques. Lighthouse score improved from 35→62 (mobile) and 39→81 (desktop).

FastAPI web app that checks website uptime, response time and basic on-page SEO tags (title, meta description, H1) for a list of URLs.

A React.js project that displays a dynamic user dashboard. The user data is stored in a JSON file with details like name, profile picture, earnings, s...

An Awwwards-inspired online converter tool to minify, beautify, denest, and nest CSS code according to the latest CSS specs. Built with zero framework...

🌐 Build a professional showcase website for crypto companies to enhance their online presence and attract potential clients.

Collection of SEO-focused code for marketplaces, including Google Auth reviews and Schema.org integration.

🛰️ Pagina Web que muestra una cronología tecnológica, construida con Go CSS3 JavaScript y HTMX. Explorando la evolución del software 2016-2026 con una...

Lazy loading é uma técnica incrível para melhorar a performance de projetos JavaScript, onde os recursos não essenciais, como imagens, vídeos ou até p...

Audit et optimisation SEO d'un site web existant. Amélioration radicale des performances (Lighthouse), de l'accessibilité (WCAG) et du référencement l...

The source for isaacbernat.com. An interactive CV showcasing Staff Software Engineer case studies and system designs. The project itself demonstrates...

Professional OFRA Beauty e-commerce storefront. Modern, SEO-optimized web application for vegan & cruelty-free cosmetics. Built with Tailwind CSS & Ja...

Embeddable accessibility enhancement library for websites, with user controls, safe usability improvements, and optional diagnostics.

Plateforme d'intelligence CSS : audit multi-pages, scoring de confiance, régression visuelle, CLI Playwright

🐙 Documents the Next.js SSR onError image fallback bug in React, where broken <img> tags do not fire onError during server-side rendering. References...

Professional portfolio website built with Modern JavaScript (ES6+), leveraging Webpack and Babel for high-performance bundling and cross-browser compa...

A collection of hands-on challenges for optimizing React performance, culminating in a final project.

Cloudflare Workers demo showing how streaming the <head> before the <body> improves page load performance by enabling parallel asset downloads

Hors.si — Custom website for a Slovenian dog training & dog-care service. Built with fast, lightweight HTML/SCSS/JS.

Production-grade image loading for React and Angular — with observability, retry on failure, and blur-up transitions.

Optimize static sites for PageSpeed — HTML, CSS, JS minification, image optimization, font subsetting, critical CSS, and more.

A production-ready, enterprise-grade, fully responsive and modern React based landing platform built with Tailwind CSS and Framer Motion, implementing...

Real production website engineering case study — Stackory Tech. Frontend debugging, performance optimization and technical SEO implementation.

High-performance Next.js website with SEO optimization and CI/CD

Dashboard Lighthouse augmenté par LLM : scoring, graphiques Chart.js, export PDF, serveur Node.js, Pinia

A high-performance Full-Stack platform engineered with Django (Front, Back & DB), prioritizing software quality and architectural integrity.

A production-ready, enterprise-grade, fully responsive and modern React based landing platform built with Tailwind CSS and Framer Motion, implementing...

GitHub Action: run SEO audits in CI/CD. 80+ checks, scored report, quality gate. Powered by seoscoreapi.com

AmanaFlow - Premium, Next-Gen Cloud Hosting & Infrastructure. High-performance Next.js hosting with 99.9% uptime and NVMe speed. Optimized for AmanaFl...

Next.js 14 redesign of a real client's auto body shop website. Load time cut from 3–4s to under 2s, Lighthouse score improved to 90+. Built with TypeS...

Portfolio personal de alto rendimiento construido con Astro y Angular 17+. Arquitecturas modernas, rendimiento extremo y mi trayectoria como Full Stac...

Web performance testing using Apache JMeter demonstrating load testing, throughput analysis, response time monitoring, and automated performance valid...

UX and Performance Engineering with an SRE Approach

Professional web development showcase site. Built with Astro 5 and Tailwind CSS. Engineered for high performance, SEO, and accessibility to help small...

Angular Universal project implementing server-side rendering (SSR) for faster load times and improved SEO. Includes routing, data pre-fetching, and de...

PWA для локальной оптимизации изображений: WebP/AVIF/JPEG, responsive размеры, ALT-генерация, ZIP-экспорт. Vite + React + Tailwind, GitHub Pages, offl...

🛍️ E‑Commerce con React + Redux — SPA rápida y responsiva: catálogo de productos, historial de compras y navegación con Router. ⚙️ Componentes reutili...

High-performance Edge Delivery architecture for BizSafer optimized for sub-second Core Web Vitals and industrial-grade security. Demonstrates 60% imag...

A modern responsive frontend web application built with React, featuring a clean UI and optimized performance.

A WordPress plugin that dynamically prevents sticky headers and top bars from overlapping site content

Extracteur de CSS critique : Puppeteer (headless), clean-css, API REST Express, tests Jest

Este repositório contém o código-fonte do meu portfolio pessoal, desenvolvido com foco em performance, controle total do build, SEO real e engenharia...

Find what's bloating your JS bundle. Top offenders ranked by size, lighter alternatives suggested, tree-shake opportunities detected. Works with any b...

🔥 Gordon Ramsay meets web development. Roast any website's SEO, speed, and design with brutal honesty.

CLI tool that monitors website health — response time, HTTP status, SSL expiry, redirects, and page size

Growing collection of small, purposeful web utilities focused on security hardening, performance insight, and day‑to‑day frontend workflow improvement...

🦊 Advanced Lazy Loading Implementation - Native deferred image loading using Intersection Observer API for web performance optimization | Vanilla Jav...

Monitor ICU patient vitals remotely using AI-driven risk prediction and real-time alerts through a clear, responsive dashboard.