Helder Burato Berto

Summary

Senior Software Engineer with 15+ years across agencies, consultancies, and product platforms, the last decade focused on frontend architecture for large-scale React/TypeScript applications. Previously founded and ran a software company. A decade of remote work with distributed teams in Brazil, the US, and Europe.

Skills

Architecture: Frontend Architecture, Legacy Modernization, Design Systems, Micro Frontends, Technical Standards

Frontend: TypeScript, JavaScript, React, Redux, Next.js, React Native, CSS

Testing: Jest, Vitest, React Testing Library, Cypress, Playwright

AI Tools: Cursor, Claude Code & Cowork, GitHub Copilot, Spec-driven Development

Tooling: Vite, Node.js, GraphQL, Docker, CI/CD (GitHub Actions, Buildkite)

Observability: DataDog, BugSnag

Experience

Senior Software Engineer (SDE IV), Frontend

PagerDuty · Portugal (Remote) · Jul. 2024 - Present

Define frontend technology standards and UI building patterns on the Frontend Architecture Strategy Team, adopted by product teams across the Frontend Platform org.
Authored the cross-company guidelines for TypeScript adoption, Vite migration, local storage, and source-map handling.
Migrated high-complexity legacy surfaces from Ember and Backbone to React, including the incident timeline and the incident list, one of the highest-traffic pages in the product.
Introduced visual regression testing to a business-critical frontend application, catching breaking UI changes before they reach customers.
Mentor SDE II-III engineers on frontend architecture and technical strategy.

Senior Software Engineer (SDE III), Frontend

PagerDuty · Portugal (Remote) · Jul. 2022 - Jul. 2024

Architected and shipped incident-management features on the Incident Management Services team, including the Incident Responders tool and incident service reassignment.
Contributed to the founding effort of the internal design system.

TypeScript · React · Redux Toolkit · React Query · Cypress · Vitest · Jest · CI/CD

Senior Frontend Engineer

FARFETCH · Portugal (Remote) · Jan. 2021 - Jul. 2022

Built the back-office platform end to end, from micro-frontend React modules to a NestJS backend-for-frontend wrapping REST services in GraphQL.
Co-led frontend development of the CMS behind Farfetch Platform Solutions, used by luxury retail brands including Harrods and Chanel.

TypeScript · React · Redux · Next.js · GraphQL · Node.js · Emotion · Docker · Jenkins

Senior Frontend Engineer

Cheesecake Labs · Brazil (Hybrid) · Jan. 2019 - Dec. 2020

Architected complex web and mobile (React Native) UI systems for clients including Agriness, AES Tietê, and Skyroam.
Led a chapter of ~20 frontend engineers, setting conventions and technical standards aligned with company OKRs.
Led project planning and client negotiations.

JavaScript · React · Redux · React Native · Next.js · CSS Modules

Frontend Engineer

D3 · Brazil (Remote) · Mar. 2018 - Jan. 2019

Built scalable frontend applications for large-brand clients including Centauro and BrasilPrev (Banco do Brasil).

JavaScript · React · CSS · React Native

Founder & CTO, Applann Digital · Brazil (Remote) · Oct. 2016 - Oct. 2018

Full Stack Developer, Project Commerce · Brazil (Remote) · Jan. 2017 - Aug. 2017

Senior Frontend Engineer, Homeyou · USA (Remote) · Aug. 2015 - Oct. 2016

Full Stack Developer, Virtualiza · Brazil (On-site) · Mar. 2013 - Aug. 2015

Full Stack Developer, Burn web.studio · Brazil (On-site) · May 2011 - Mar. 2013

Education

Coursework in Information Systems, Esucri, Criciúma, Brazil (2009 - 2012)

Certifications

AI Coding for Real Engineers — AIhero, Jul. 2026

Claude Code in Action — Anthropic, Mar. 2026

PagerDuty Foundational Practitioner Certification — PagerDuty, Sep. 2022

Languages

Portuguese (Native) · English (Fluent, Professional)