About Gabriel
Senior Full-Stack Engineer with 7+ years building high-traffic, revenue‑critical web
applications for EU and US companies. Frontend‑leaning specialist in React,
TypeScript, and modern UI architectures, with strong backend experience in Node.js
and GraphQL.
Known for translating product requirements into scalable, high‑performance code,
owning features end‑to‑end, influencing architecture, and mentoring engineers to raise
team output. Proven track record delivering systems used by millions of users daily in
e‑commerce, energy, and fintech domains.
English
Native or bilingual
Portuguese
Native or bilingual
Spanish
Conversational
Remote only
Primarily works remotely
Experience
- BairesDevSenior Software EngineerENERGY AND UTILITIESMay 2024 - Today (2 years and 1 month)United States
- Acted as a tech lead on high‑traffic energy platforms serving millions of users daily, building and maintaining React and Next.js applications critical to revenue generation.
- Led performance and reliability improvements across frontend and backend layers, resolving complex architectural bottlenecks and improving system stability at scale.
- Owned feature delivery from product definition through production, collaborating closely with product managers and designers to ship user‑centric solutions.
- Mentored junior and mid‑level engineers through code reviews, pair programming, and technical guidance, improving code quality and team velocity.
- ValtechSenior Software EngineerE-COMMERCESeptember 2021 - May 2024 (2 years and 8 months)United Kingdom
- Owned and delivered end‑to‑end features for enterprise‑scale e‑commerce platforms, supporting millions of users and high daily transaction volumes.
- Influenced frontend and system architecture during a large‑scale re‑platforming to a MACH / composable commerce setup, improving performance, scalability, and developer experience.
- Designed and built a reusable frontend boilerplate using React and Tailwind, reducing new‑project setup time by 40% across teams.
- Created and maintained a shared UI component library with Storybook and documentation, improving design consistency and accelerating delivery across multiple client applications.
- Collaborated across 4 agile squads over 18 months, aligning technical execution with quarterly business KPIs.
- PactoSoftware EngineerHEALTH AND WELLNESSJuly 2019 - September 2021 (2 years and 2 months)Goiânia, State of Goiás, Brazil
- Built a financial and payments BI frontend used by 1,000+ daily users, working closely with design and product teams to deliver responsive, data‑heavy interfaces.
- Developed payment processing features and integrations, ensuring reliable data flow and compliance with Latin American banking requirements.
- Created reusable UI components that reduced development time by 35% across product teams.
- Led sustained performance improvements, achieving a 40% reduction in response times and meeting strict regulatory SLAs.
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Education
- BScPontifical Catholic UniversityBSc