Senior ReactEngineer

Challenge

A U.S. financial institution needed a bilingual, mobile-first onboarding platform to support new customer acquisition, in a confidential financial-services environment.

What I did

• •Leading front-end development of the platform with Next.js and TypeScript
• •Building financial integrations and automated workflows across n8n, MuleSoft and Q2, making independent architectural and integration decisions
• •Refactored Headless CMS integrations and implemented caching strategies, cutting infrastructure costs and improving scalability
• •Raised automated test coverage to a mandatory minimum of 90% while eliminating SonarQube code smells
• •Improved CI/CD reliability and deployment workflows with GitHub Actions and ArgoCD

Challenge

Launch a new telecom sales platform for optical fiber internet with credit-card billing, from zero to production.

What I did

• •Owned all front-end architectural decisions end to end
• •Defined best practices for code quality, testing and performance; reviewed PRs and enforced HOC/Composition patterns and coding standards
• •Implemented unit and mutation testing with Jest and Stryker Mutator
• •Managed data fetching and caching with React Query for a fast, resilient UX
• •Built and maintained CI/CD pipelines with ArgoCD on Kubernetes, with Grafana for monitoring and observability
• •Integrated Stackspot AI to create custom agents, knowledge sources and quick commands with VSCode integration

Challenge

Natura and Avon needed a consultant platform able to handle very high traffic from millions of active consultants.

What I did

• •Led development of Vitrine, the high-traffic consultant platform
• •Optimized performance, quality and reliability under heavy load
• •Collaborated with multidisciplinary teams to deliver a high-impact solution

Challenge

Expand an e-commerce platform to new markets with country-specific localization.

What I did

• •Expanded and localized the platform for the UK, Germany, Belgium, the Netherlands and Bolivia
• •Implemented unit and behavior-driven tests to keep releases safe across markets

Challenge

Improve the online vehicle sales experience on a U.S. platform.

What I did

• •Built high-quality, reusable Design System components used across the sales experience
• •Investigated and resolved critical bugs, ensuring product stability
• •Managed release cycles and contributed to continuous deployment workflows
• •Implemented unit and behavioral tests with Jest and Playwright

Challenge

An insurance company needed a broker-management system for quotations, policies and contract issuance, plus invoice and financial workflows.

What I did

• •Built the architecture and features of the broker-management system with ReactJS, Redux and Context API
• •Developed invoice management and financial workflow features running on AWS