OpenbankPay

Openbank Pay is the payment and financing platform that allows users to shop with flexibility, backed by the security of Santander Group.

Project Overview

Openbank Pay is a payment and financing platform that enables flexible purchasing experiences, backed by the trust and security of Santander Group.

Key Features

  • Responsive Design: Fully responsive across devices and screen sizes
  • Modern Stack: Next.js, TypeScript, Styled Components
  • Performance Optimized: High Lighthouse scores across performance, accessibility, and SEO
  • Scalable Architecture: Shared frontend architecture across multiple teams using microfrontends

Professional Experience

OpenBank Pay

Company: OpenBank Pay
Website: https://www.openbankpay.com/es
Role: Senior Software Engineer / Team Lead
Period: [Add your work period]

What I Developed

  • Onboarding Experience: Led the team responsible for completing and optimizing the onboarding flow for new users, improving user experience and conversion.
  • Cross-Team Platform Features: Led the development of cross-functional features used across all Zinia teams, ensuring consistency and reusability.
  • Frontend Architecture & Microfrontends: Designed and implemented a scalable frontend architecture based on microfrontends, adopted by multiple teams to enable independent deployments and better domain ownership.
  • Web Accessibility Platform: Led the development of shared accessibility tools and standards, improving compliance and usability across applications.
  • Support Chat Integration: Implemented and integrated real-time communication systems between users and support agents.
  • Performance Optimization: Drove performance improvements across applications, including load times, testing efficiency, and build optimization, achieving a 65% reduction in build times.
  • Production Care & Quality: Owned production incident quality review processes, leading production care initiatives to ensure stability and reliability in critical environments.
  • AI Integrations: Implemented end-to-end integrations with AI-based systems (MCPs, WebMCP) to enhance internal tooling and development workflows.
  • Developer Tooling: Built cross-team developer tools to improve productivity, standardization, and development velocity.

Key Technologies Used

  • React
  • TypeScript
  • Next.js
  • Microfrontends architecture
  • Webpack / Vite
  • Storybook
  • GitHub
  • Modular frontend architecture
  • AI integrations (MCPs, WebMCP)

Main Achievements

  • Led multiple teams delivering high-impact product and platform initiatives.
  • Established a shared microfrontend-based architecture adopted across teams.
  • Reduced build times by 65%, significantly improving developer experience and delivery speed.
  • Improved overall application performance and scalability.
  • Defined and implemented production quality standards and processes.
  • Scaled accessibility practices across the organization.
  • Increased engineering efficiency through reusable tooling and shared solutions.