Mobile Engineer

Hi, I'm
Claudio Barbera

Senior iOS Engineer with 10+ years of experience shipping apps for industry leaders — from luxury e-commerce (YOOX Net-a-Porter) to corporate mobility (Telepass) and large-scale marketplaces (Subito.it). Specializing in Swift, SwiftUI, and clean architecture.

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Claudio Barbera

Companies I've worked with

4books
Telepass
YOOX Net-a-Porter
Subito.it
IQUII
Xonne
Duckma
MWD
4books
Telepass
YOOX Net-a-Porter
Subito.it
IQUII
Xonne
Duckma
MWD

Skills & Technologies

iOS

Swift
UI SwiftUI
UIKit UIKit
⌨ Xcode
⏱ Instruments
✓ XCTest

Cross-Platform

Flutter
Dart Dart

Tooling & Backend

Git
GitHub Actions
API REST APIs
Firebase
CI/CD CI/CD

Experience

iOS Developer

4books · Remote

Non-fiction book summary platform — iOS app development

  • › Led creation and development of the iOS app from the ground up.
  • › Designed and implemented a gamification system to increase user engagement and retention.
  • › Built a fully-featured playback queue for audio and text content.
  • › Drove the porting of core UI screens from UIKit to SwiftUI.
SwiftSwiftUIUIKitAVFoundationCombine

Senior iOS Developer

Telepass SpA · Milano, Italy

Corporate mobility & payment solutions (TBusiness & Telepass app)

  • › Led development of business-critical features: billing, services activation, mobility integrations.
  • › Reworked Redux state containers (Katana/Tempura) to improve clarity and scalability.
  • › Designed SwiftUI-based components replacing legacy UIKit flows.
  • › Conducted code reviews, architectural evaluations, and mentorship.

Achievement: Successfully migrated complex UIKit screens to SwiftUI without regressions.

SwiftUIKitSwiftUIKatanaReduxCombineCI/CD

Senior iOS Developer

YOOX Net-a-Porter · Bologna, Italy

Luxury e-commerce platform, millions of daily users

  • › Maintained and extended the Yoox iOS app (catalog, product detail, wishlist, search).
  • › Replaced legacy Objective-C modules with SwiftUI & Combine pipelines.
  • › Optimized rendering of complex product lists and image-heavy screens.
  • › Ensured accessibility compliance: Dynamic Type, VoiceOver.

Achievement: Delivered a fully SwiftUI-based Wishlist module used by millions.

SwiftSwiftUICombineUIKitMVVM-CGraphQLFastlane

Senior iOS Developer

Subito.it · Milano, Italy

Marketplace with +13M monthly users

  • › Refactored navigation architecture using MVVM-C + Coordinators.
  • › Built new search and listing experiences with debounced queries & server filtering.
  • › Optimized messaging area and chat synchronization flow.
  • › Increased codebase modularity for faster developer onboarding.

Achievement: Improved search results speed by 40%. Reduced network overhead by 15% via analytics event batching.

SwiftSwiftUICombineMVVM-CFirebaseAnalytics

iOS Tech Lead

IQUII Srl · Roma, Italy

Projects: Q8, Italiana Petroli, MySolarFamily

  • › Built reusable SwiftUI components across multiple client apps.
  • › Introduced Clean Architecture guidelines across the iOS team.
  • › Conducted workshops on advanced Swift patterns for internal developers.
  • › Designed network abstraction layers for modularized SDKs.
SwiftSwiftUICombineR+SwiftClean SwiftMVVM-C

iOS Developer

Telepass SpA · Milano, Italy

TBusiness app — Redux-driven architecture (Katana/Tempura)

  • › Implemented state-driven interfaces for business services.
  • › Improved reducer performance and store action flows.
  • › Reworked push notification handling system.
  • › Increased unit test coverage and business logic reliability.
SwiftSwiftUIKatanaReduxXCTest

iOS Developer

Xonne Srl · Parma, Italy

Multimedia, geolocation, IoT and e-commerce apps

  • › Developed apps with multimedia capture, real-time geolocation, and AR-like experiences.
  • › Implemented offline-first features with Realm sync strategies.
  • › Worked on subscription and purchase flows with StoreKit.
  • › Integrated BLE, beacon technology, mapping libraries, and third-party SDKs.
SwiftObjective-CAVFoundationCoreLocationRealmCoreDataStoreKit

iOS Developer

Duckma Srl · Brescia, Italy

Projects: Conio (fintech), Piscine Castiglione (IoT)

  • › Worked on Conio, a fintech app with secure wallets, encryption, and transaction flows.
  • › Implemented crypto asset visualization, secure PIN flows, and transactional safety screens.
  • › Contributed to Piscine Castiglione: pool automation, IoT integration, remote-control UI.

Achievement: Stabilized Conio transaction flow. Delivered the first remote-control UI for Piscine Castiglione.

SwiftUIKitCore AnimationREST APIsPush Notifications

iOS Developer

MWD Srl · Verona, Italy

Projects: Fiera del Riso, Garaging, Skipassion, Gravidanza Online

  • › Delivered feature-complete modules for marketing, tourism, and lifestyle apps.
  • › Built map-based navigation, event schedules, location-based suggestions, and health-tracking UIs.
  • › Integrated multiple REST services for dynamic content and real-time refresh.
SwiftObjective-CUIKitCoreLocationMapsREST

Projects

Featured

Telepass & TBusiness

Corporate mobility & payment platform for one of Italy's leading mobility operators. Led development of billing features, services activation, and SwiftUI-based components replacing legacy UIKit flows. Redux state architecture with Katana/Tempura.

Swift SwiftUI UIKit Redux Combine
App Store

YOOX

iOS app for a luxury e-commerce platform serving millions of daily users. Delivered a fully SwiftUI-based Wishlist module, replaced legacy Objective-C code with Combine pipelines, and ensured full accessibility compliance (VoiceOver, Dynamic Type).

Swift SwiftUI Combine GraphQL MVVM-C
App Store

Subito.it

Marketplace app with over 13M monthly users. Refactored navigation using MVVM-C + Coordinators, improved search speed by 40%, and introduced analytics event batching that reduced network overhead by 15%.

Swift SwiftUI MVVM-C Firebase Analytics
App Store

Latest Posts

All posts
Swift Concurrency

What's New in Swift 6.2: Concurrency Gets Friendlier

Swift 6.2 ships major quality-of-life improvements to concurrency — including opt-in strict checking, default main actor isolation, and a more ergonomic async model. Here's what changes for your daily iOS work.

Read →
Swift Testing

Swift Testing: The Modern Way to Write iOS Tests

Xcode 16 ships Swift Testing, a brand-new test framework built from the ground up for Swift. It replaces XCTest's Objective-C roots with macros, structured concurrency, and expressive assertions. Here's how to adopt it.

Read →
Flutter SwiftUI

Flutter vs SwiftUI: Choosing the Right Tool for Your Mobile Project

A pragmatic comparison of Flutter and SwiftUI from an iOS developer's perspective — when to use each, their trade-offs, and how they complement each other.

Read →

Get in Touch

I'm open to new opportunities, freelance projects, and interesting conversations about mobile development. Feel free to reach out.

barbera.claudio@gmail.com github.com/cbarbera80 linkedin.com/in/claudio-barbera