Senior Frontend Engineer with 10+ years shipping high-scale web applications across iGaming, SaaS, and fintech platforms serving millions of users. Proven impact: 60% bug reduction via Playwright E2E automation, 22% registration uplift through A/B-tested UX, and enterprise-grade Angular/Vue solutions deployed across 28+ international brands. Led teams of up to 12 engineers, championed web security (CSP, XSS prevention), and drove performance optimization and accessibility (WCAG) across regulated, high-traffic platforms.

Experience

The Mill Adventure

Senior Frontend Software Engineer

Jul 2024 - Present · Malta

  • > Drove 20% reduction in Customer Support resolution time by architecting automated KYC flows with BankID/Smart ID, eliminating manual document verification.
  • > Reduced post-release bugs by 60% by building Playwright E2E suite covering all critical paths, integrated into CI/CD for automated regression.
  • > Eliminated XSS vulnerability surface by enforcing strict Content Security Policy (CSP) and refactoring unsafe DOM manipulations into sanitized methods.
  • > Spearheaded backoffice redesign in Angular 17 and Angular Material, cutting average task completion time by 35% for internal operations teams.
  • > Coached 4 backend-oriented engineers on TypeScript patterns and component architecture, reducing frontend PR review cycles by 40%.

Deskhero

Senior Frontend Software Engineer

Aug 2023 - May 2024 · Torrevieja, Spain

  • > Architected 52-component Storybook library with Chromatic visual regression, reducing feature development cycles by 2 months.
  • > Engineered automated release pipeline with semantic-release and Commitizen, eliminating manual versioning errors across all deployments.
  • > Mentored 3 engineers on Vue 3 Composition API, Pinia, and Jest unit testing, accelerating onboarding from 4 weeks to 2 weeks.

Betsson Group

Senior Frontend Software Engineer

Mar 2021 - Aug 2023 · Malta

  • > Delivered KYC, Onboarding, and Compliance features in Angular and Stencil.js deployed across 28+ iGaming brands in regulated European markets.
  • > Maintained 99.9% uptime during peak events (World Cup Final, 10x normal traffic) through on-call incident management and rapid hotfix deployment.
  • > Led 10-person engineering team as Team Captain for 12 months, increasing sprint velocity by 25% through process optimization.
  • > Mentored 5 junior/mid developers on TypeScript and GraphQL, reducing average PR turnaround from 3 days to 1 day.

Ancient Gaming

Senior Frontend Software Engineer

Jul 2020 - Jan 2021 · Malta

  • > Engineered redesigned registration flow in Angular, achieving 22% registration increase validated via A/B testing and Google Analytics.
  • > Redesigned lobby and filtering system with responsive components, driving 14% increase in mobile unboxing conversions (A/B validated).
  • > Integrated Zendesk support tooling and revamped FAQ, reducing average Customer Service response time by 30%.

XCaliber

Senior Frontend Software Engineer

Sep 2018 - Jul 2020 · St Julians, Malta

  • > Architected Angular web applications for 4 iGaming brands (sunmaker.com, cherrycasino.com, manekichi.com, norgesspill.com) serving millions of users.
  • > Designed multi-tenant frontend architecture with RESTful API integration, enabling new brand launches in under 2 weeks versus 2 months previously.

Virtua Software

Full Stack Engineer

Feb 2014 - Jun 2018 · Goiania, Brazil

  • > Created Virtua Web, a self-service debt negotiation platform serving 500K+ users — subsequently adopted by Bank of Brasil and Caixa Economica Federal.
  • > Led 12-person development team, training interns and establishing coding standards across JavaScript, PHP, and Bootstrap projects.

Skills

Languages

TypeScript JavaScript HTML5 CSS3 SCSS GraphQL

Frameworks

Angular Vue 3 Stencil.js Web Components Angular Material Tailwind CSS Node.js

Testing

Playwright Jest Vitest Storybook Chromatic A/B Testing

Tools & Practices

Git CI/CD Docker Vite Pinia REST APIs Semantic Release Performance Optimization Accessibility (WCAG) Responsive Design Micro-frontends Design Systems

Methodologies

Agile/Scrum Code Review Mentorship Team Leadership

Education

Pontificia Universidade Catolica de Goias

System Analysis and Development, Computer Software Engineering

2014 - 2018

Languages

English

Professional Working

Portuguese

Native