Renee Paternesi
@reneepaternesi
I build scalable frontend systems, design systems, and high-performance web applications.
ArgentinaWhat I'm looking for
Senior Frontend Engineer & Information Systems Engineer with 13+ years of experience architecting high-performance, scalable web applications for global companies.
My core technical focus centers on modern JavaScript/TypeScript ecosystems (React, Next.js, Vue.js), Design System Architecture (Nx monorepos, token-based design, Tailwind), and Micro-Frontend Architecture.
Key Expertise & Strategic Impact:
- Design Systems & Scalability: Architecting component libraries and design token pipelines that unify brand identities and accelerate engineering velocity across squads.
- Performance & Core Web Vitals: Optimizing high-traffic applications (serving millions of daily active users) and leading mobile-first, responsive UI migrations.
- AI-Augmented Engineering: Early adopter of AI workflows (Claude, DeepMind agents) to streamline visual regression testing, code audits, and Figma-to-code implementations.
📍 Based in Argentina (GMT-3) | Fluent English (C1/C2)
💼 Available for Full-Time Remote Contractor roles (USD)
🔗 Live Portfolio: portfolio-pi-blond-67.vercel.app
💻 GitHub & Architecture: github.com/reneepaternesi
Experience
Work history, roles, and key accomplishments
Senior Frontend Engineer
Halo Media
Jan 2024 - Present (2 years 8 months)
Architected a semantic design-token pipeline and React component library within an Nx monorepo for a multi-tenant employee benefits portal MVP, cutting UI inconsistency by 40% and accelerating feature delivery. Adopted AI-augmented development practices to accelerate delivery velocity by ~25%.
Senior Frontend Developer
CoderHouse
Feb 2022 - Oct 2023 (1 year 8 months)
Spearheaded a legacy-to-modern stack migration to Vue.js 3 and Nuxt.js for a large online education platform, improving initial page load by ~35% and boosting SEO rankings. Designed a shared Vue.js component library that reduced new feature development time by ~30% across 4 product squads.
Frontend Engineer
Rappi
Jul 2019 - Feb 2022 (2 years 7 months)
Architected a scalable white-label delivery platform for merchants, processing thousands of daily transactions and earning the companywide 'Golden Moustache' award. Built a React component library and reduced production regressions by ~20% with comprehensive test suites.
Frontend Engineer
AG2 Technology LLC
Feb 2015 - Jul 2019 (4 years 5 months)
Built and evolved a print-on-demand product configurator for Office Depot, migrating from vanilla JavaScript to AngularJS to React over four years. Optimized rendering performance and legacy browser compatibility, reducing configurator load time by ~40%.
Front-End Development
Belatrix Software
Jan 2010 - Dec 2014 (4 years 11 months)
Worked on front-end development projects, contributing to the design and implementation of user interfaces for various clients.
Systems Analyst
Clifton Myers Enterprises Inc.
Jan 2005 - Dec 2009 (4 years 11 months)
Handled database migration and enterprise systems implementation for the company.
Systems Analyst
IMPSA
Jan 2005 - Dec 2009 (4 years 11 months)
Handled database migration and enterprise systems implementation for the company.
Systems Analyst
Proyectos Informáticos Suris S.A.
Jan 2005 - Dec 2009 (4 years 11 months)
Handled database migration and enterprise systems implementation for the company.
Education
Degrees, certifications, and relevant coursework
Universidad Tecnológica Nacional
Engineer Degree, Information Systems
1999 - 2005
Tech stack
Software and tools used professionally
Availability
Location
ArgentinaAuthorized to work in
Portfolio
portfolio-pi-blond-67.vercel.appSalary expectations
Job categories
Skills
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