Xavier Cristóbal is a Staff Software Engineer with 14 years of experience building high-impact iOS applications for mobile banking, gaming, and large consumer platforms, now at Meta. He combines deep expertise in Objective-C and Swift with a track record of leading teams, inventing tooling, and driving CI/CD and testing improvements that materially boosted productivity and quality. Xavier excels at cross-functional collaboration—translating regulatory and product needs (GDPR, analytics, CD) into pragmatic mobile solutions and shared components used across business units. He has taught iOS security and location-based workshops and built production-grade reusable modules and an OCR library, showing a consistent focus on engineering craftsmanship and operational excellence. Based in England, he brings a curiosity-driven approach to problem solving and a history of optimizing developer workflows as well as user-facing performance.
14 years of coding experience
15 years of employment as a software developer
Engineer's degree, Computer Science, Engineer's degree, Computer Science at Universitat Autònoma de Barcelona
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Xavier Cristóbal - Staff Software Engineer at Meta