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Available for freelance & full-time roles

Hello, I'm Alex Rivera

Architecting modern web experiences with precision.

Senior Full-Stack Engineer and Product Craftsman specialized in building robust TypeScript ecosystems, cloud architectures, and visually stunning user interfaces.

Connect:
Alex Rivera - Full Stack Engineer

Experience

6+ Years Coding

Shipped

45+ Web Apps

99.8%

Uptime & Reliability

45+

Completed Projects

18k+

GitHub Contributions

100%

Client Satisfaction

About Me

Engineering scalable products with heart & mind

I bridge the gap between design vision and technical implementation, building performant, accessible, and delightful digital experiences.

Frontend Architecture

Crafting fluid, accessible single-page applications using Next.js, React, Tailwind CSS, and state management solutions that scale seamlessly.

Backend & Cloud APIs

Building resilient RESTful and GraphQL microservices with Node.js, Express, Go, PostgreSQL, Redis, and containerized Docker environments.

UI/UX & Design Systems

Establishing reusable component libraries, rigorous token-based design systems, responsive layouts, and intuitive micro-interactions.

Expertise

Skills & Technologies

Modern tools and technologies I use to turn ambitious concepts into reliable production software.

Languages

TypeScript / JavaScript 95%
Python 88%
HTML5 / CSS3 / SCSS 98%
SQL & NoSQL 85%

Frontend

React.js / Next.js 95%
Tailwind CSS 98%
Redux / Zustand 90%
Vue.js / Vite 82%

Backend & Cloud

Node.js & Express 92%
PostgreSQL & Prisma 88%
Docker & CI/CD 84%
AWS (S3, Lambda, EC2) 80%

Tools & Workflow

Git & GitHub Workflow 96%
Figma & Design Systems 90%
Jest & Playwright 85%
REST & GraphQL APIs 92%
Next.js 14 TypeScript Tailwind CSS PostgreSQL GraphQL Docker Redis Microservices Responsive Design Web Accessibility (a11y)
Portfolio

Featured Projects

A curated selection of real-world web applications, platforms, and interactive prototypes built with precision.

Nova AI - Predictive Data Analytics Platform
Full-Stack & AI

Nova AI — Predictive Analytics

Real-time machine learning analytics dashboard that predicts user churn and pipeline conversions with custom alerting and automated reports.

Next.js 14 TypeScript FastAPI PostgreSQL Tailwind
Aura Pay - Global Financial Settlement Engine
FinTech

Aura Pay — Global Treasury Engine

Next-generation cross-border payment gateway featuring sub-second currency conversion, multi-sig verification, and KYC compliance workflows.

React Node.js Stripe API Redis Tailwind
Moderne - Headless Luxury Commerce
E-Commerce

Moderne — Headless Luxury Retail

Ultra-fast headless commerce platform with 99+ Lighthouse performance scores, dynamic filtering, edge caching, and seamless cart state.

Next.js Shopify Storefront API Tailwind Zustand
SyncFlow - Realtime Collaboration Workspace
SaaS & Realtime

SyncFlow — Distributed Team Canvas

Real-time multiplayer canvas and task tracker with WebSockets, presence detection, markdown documentation, and end-to-end encryption.

WebSockets React Node / Express Docker
Career Path

Work Experience

My journey through tech leadership, startup scale-ups, and building high-impact digital systems.

Lead Full-Stack Architect

2023 — Present

Vanguard Cloud Systems · San Francisco, CA (Remote)

Spearheaded the redesign and infrastructure scaling of the flagship enterprise cloud console, reducing median API latency by 42% and managing a team of 8 engineers across frontend and cloud ops.

Senior Frontend Engineer

2021 — 2023

Hyperion SaaS Labs · New York, NY

Built modular component libraries with Next.js, Storybook, and Tailwind CSS adopted by 6 product squads. Championed accessibility standards ensuring 100% WCAG 2.1 AA compliance.

Full-Stack Developer

2019 — 2021

Quantum Interactive Agency · Austin, TX

Delivered 20+ bespoke client web apps, e-commerce stores, and headless CMS integrations. Developed custom automated CI/CD pipelines deploying to AWS and Vercel.

Testimonials

What collaborators say

Feedback from engineering leaders, product managers, and founders I've worked alongside.

"Alex is that rare engineer who possesses both deep architectural prowess and a refined eye for design. He elevated our frontend code quality while delivering on time."

Sarah Jenkins

Sarah Jenkins

VP of Engineering at CloudScale

"Working with Alex on our FinTech MVP was exceptional. His attention to edge-case errors, responsive layouts, and performance metrics saved us months of rework."

David Chen

David Chen

Co-Founder & CEO at Aura Labs

"A natural communicator and problem-solver. Alex translated complex product requirements into clean components and seamless micro-interactions our users adore."

Elena Rostova

Elena Rostova

Lead Product Designer at Pulse

Get In Touch

Let's build something extraordinary

Have an exciting project in mind, an open role, or just want to chat about modern software architecture? Drop me a line.

Email Me Directly

alex.rivera@example.dev

Location

San Francisco, CA (Open to Worldwide Remote)

Response Time

Usually replies within 24 hours