PORTFOLIO

Projects & products.

Selected apps and experiences across the industries I have worked in. Each case study focuses on the contribution and technical work.

MOBILE PRODUCTHOME & ACCOUNTS
Digital banking · United States

Openbank U.S.

Hands-on iOS engineering across Home, Accounts and Payments, with technical leadership of the shared Home & Accounts squad.

Senior iOS EngineeringHome & Accounts LeadershipModular Architecture
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MOBILE PRODUCTTREASURY
Commercial banking · United States

Santander Treasury Mobile

Built Santander U.S.'s native iOS banking application from scratch as its sole iOS engineer, taking a hands-on lead in mobile architecture, technical decisions and delivery.

Mobile Technical LeadiOS ArchitectureEnd-to-End Delivery
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MOBILE PRODUCTFINTECH
Fintech · Buy now, pay later

Aplázame

Technical leadership of the Aplázame iOS application across product design, backend refinement, native development, testing and App Store release.

iOS Technical LeadProduct CollaborationApp Store Delivery
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MOBILE PRODUCTMOBILITY
Mobility · Public services

ADIF

Owned the technical evolution of ADIF's native iOS app as its sole iOS engineer, delivering functionality, resolving issues and improving accessibility.

iOS Technical LeadProduct EvolutionAccessibility
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MOBILE PRODUCTBANKING
Digital banking · Historical project

Orange Bank

Helped build a new Orange Bank iOS app with significant technical ownership, especially in cards, shared components, architecture and quality.

Senior iOS EngineeringClean ArchitectureTesting & CI/CD
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MOBILE PRODUCTCAMPUS
Education · University

UCM · La Complutense

Developed university mobile experiences within Santander Universidades / Universia, contributing to a portfolio of more than 35 iOS applications.

35+ University AppsApp Store DeliveryScrum Master
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MOBILE PRODUCTTELECOM
Telecommunications

Mi Vodafone

Developed and evolved commercial customer journeys in Mi Vodafone, collaborating with international product, design and engineering teams.

Commercial JourneysCross-functional CollaborationNative iOS
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MOBILE PRODUCTENERGY
Energy · Customer services

Endesa Clientes

Built and maintained enterprise and customer-facing iOS functionality for Endesa, including system integrations, incident resolution and delivery quality.

Enterprise iOSSystem IntegrationQuality & Delivery
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MOBILE PRODUCTMESSAGING
Messaging · Digital services

ayoba

Developed real-time messaging, voice and video capabilities for ayoba, working with international teams on communication features.

Real-time CommunicationInternational TeamsiOS Engineering
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