Senior Software Engineer specialized in frontend development, with 13+ years of experience building robust, accessible, and high-performance web experiences, particularly in the e-commerce industry. Expert in leveraging agentic AI workflows and tools to accelerate development, testing, and DevOps within modern frontend ecosystems (React 19, TypeScript, Tailwind CSS, GSAP, GraphQL, Vite, Claude Code, Shopify 2.0).
Experience
Frontend Engineer / Shopify Engineer|Allbirds
Full Time - Contractor| – (7 months)
Partnered with Product, Content, Data, and UX/UI teams to implement the new Shopify 2.0 storefront, driving key enhancements in user experience, performance, personalization, accessibility (a11y), internationalization (i18n), and SEO.
Implemented 14+ configurable Shopify sections and components (e.g., Product Recommendations, Carousels, Quick Views) for key e-commerce pages. Prioritizing fluid animations and a seamless user experience in these components was crucial for driving conversions, enhancing lead generation, and improving traffic and user engagement.
Drove performance optimizations that boosted the new site's overall Core Web Vitals scores by 30%+.
Resolved 10+ critical issues across Vue 3 Components and Liquid Snippets (SSR), significantly enhancing code quality, maintainability, and long-term scalability.
Full Stack Engineer / Shopify Developer|ThirdLove
Full Time - Contractor| – (3 years and 6 months)
Engineered and optimized critical e-commerce features, specializing in the shopping cart, checkout, and implementing business logic for discounts, promotions, upsells, and physical/digital gift cards.
Implemented key BFCM promotional strategies (BOGO, GWP, upsells, and bundles) for the Shopify 2.0 cart with Product, Data, and UX/UI teams. In A/B testing, these strategies increased the conversion rate by 25% and AOV (Average Order Value) by 15%.
Delivered the end-to-end frontend implementation of the 'Try Before You Buy' (TBYB) program, achieving a 20% conversion uplift across key product categories.
Developed and managed the component infrastructure for all key e-commerce pages: the core conversion funnel (PLP, PDP, Cart, and Checkout flow), discovery and content pages (Homepage, CLP, Search Results), and account management pages (Account Page, Returns Page, etc.).
Integrated key third-party services like Klaviyo, Rebuy, Yotpo, Elevar, and GA4/GTM to enable key business functions, including AI-powered recommendations, loyalty programs, user reviews, and advanced data analytics.
Reviewed hundreds of PRs, driving significant improvements in code quality, maintainability, accessibility, SEO, security, and scalability.
Tech Lead / Frontend Engineer|Siblings Software
Full Time - Remote| – (1 year and 5 months)
Led development teams for a diverse client base, balancing team mentorship and code reviews with the hands-on implementation of key frontend features.
Architected and launched the new company website with Design and SEO, built as a Static Site (SSG) with Gatsby, achieving 'Good' Core Web Vitals across all metrics (LCP < 2.0s, CLS < 0.1, FID < 100ms) and perfect 100 Lighthouse scores for Accessibility, SEO, and Best Practices (Report Sep 2021).
Education
Software Engineering
Universidad Empresarial Siglo 21
Córdoba, Argentina | –
Intensive Upper-Intermediate English Course (On-site)
Southbourne School of English
Bournemouth, England | –
Certified Tester Foundation Level (CTFL)
ISTQB
Córdoba, Argentina |
Claude Code in Action, Building with the Claude API, Introduction to Model Context Protocol, AI Fluency: Framework & Foundations
Anthropic Academy
Online |
Claude Certified Architect – Foundations (in progress)
Anthropic
Online |
Languages
Spanish (native), English (C1 Advanced)
Over 5 years of professional experience working with US-based companies in fully remote, English-speaking environments.
Performance, Accessibility and SEO: Core Web Vitals, Lighthouse, Code-splitting, Lazy Loading, Image Optimization, SSR (Server-Side Rendering), SSG (Static Site Generation), Accessibility (WCAG), a11y Audits, SEO.
AI: Agentic Engineering, Context Engineering, Spec-Driven Development, Prompt Engineering, Multi-agent orchestration, MCP (Model Context Protocol), RAG (Retrieval-Augmented Generation), AI output evaluation (evals), OWASP Top 10 for LLM Applications, LLM integration in the frontend (Vercel AI SDK, streaming chat UIs), Anthropic - Claude (favorite), OpenAI - Codex.
Testing & Quality: ISTQB (Foundation Level), Test-Driven Development (TDD), Unit testing (Jest), Automation testing (Playwright, JMeter), BrowserStack.
Backend and APIs: REST and GraphQL APIs, Node.js, Express.js, OAuth 2.0, JWT, MySQL, MongoDB, Redis, Firebase.
Problem-solving mindset: I identify issues quickly to deliver effective, scalable solutions, even under tight deadlines.
Attention to detail: I keep code simple and focused (KISS, DRY, YAGNI, separation of concerns) and hold every change to that standard in code review: hundreds of PRs reviewed at ThirdLove.
Collaboration and teamwork: I thrive in cross-functional and international teams, fostering smooth communication and alignment on shared goals.
Analytical thinking: I break down complex problems to apply structured, data-driven approaches for decision-making.
Continuous learning: I constantly explore new technologies and methodologies to stay current and refine my development practices.
Proactivity: I anticipate potential challenges and propose improvements before they become blockers.