Senior iOS Developer | Swift & SwiftUI | Kotlin Developer | Jetpack Compose | Retrofit | Room Database

Senior iOS and Android Developer.

iOS and Android developer with extensive experience in the Apple and Android ecosystems. Experienced in publishing apps on the App Store and Google Play Store, and proficient in clean architectures.

Apple Coding Swift

About Me

Passionate about technology and mobile app development, with experience in Swift, SwiftUI, and a growing focus on Kotlin and Android development. I'm known for my self-teaching skills, problem-solving abilities, and teamwork. I've worked on high-impact projects, optimizing applications and improving the user experience across Apple platforms, while also expanding my knowledge of cross-platform and Android ecosystems. In addition, I have learned the complete application development lifecycle, from starting a project from scratch to publishing it on the Apple App Store and exploring deployment processes for Android platforms.

Skills

Core & Frameworks

Swift / Objective-C
SwiftUI / UIKit
Kotlin / JetPack Compose
Combine / RxSwift / Promises
Async/Await / GCD

Architecture and Data

MVVM / VIPER / MVC
Clean Architecture / S.O.L.I.D.
SwiftData / CoreData / SQLite
Retrofit / Room / SQLite
Firebase & Firestore

Tools & DevOps

Xcode / SPM / CocoaPods
Git / GitHub / Bitbucket
Claude Code / Google Gemini AI / ChatGPT AI
XCTest / Swift Testing / TDD

Work Experience

2022 - NOW

iOS Developer Swift & SwiftUI

MOVISTAR PLUS+ | Tres Cantos, Madrid

En esta empresa me dedico a la Evolución y Nuevos desarrollos de la aplicación Movistar Plus+ en las versiones para iPhone, iPad & AppleTV. Además de resolución de incidencias, trabajo con Swift, SwiftUI, Combine y arquitecturas limpias.

2022 - 2022

iOS Developer Objective-C & Swift

BLINKLEARNING S.L. | Madrid

Focused on issue resolution and mobile application development in Objective-C and Swift for iOS devices. Handled Storyboards, Bitbucket, Git, Scrum agile methodologies, Jenkins automation, Fastlane, Figma layout structures, and localized data persistence via SQLite and CoreData.

2019 - 2022

iOS Developer Swift

AUBAY (Servicios Financieros CARREFOUR) | Madrid

Development of transactional financial modules applying clean architecture and S.O.L.I.D. principles. Managed reactive programming via RxSwift and Combine, data analysis with Firebase, dependency injectors (SPM/CocoaPods), automated unit testing with XCTest, and network monitoring with Proxyman and Charles.

Academic Training and Certifications

Systems Engineer

Catholic Technological University of Cibao (UCATECI)

Dominican Republic

Apple Specializations

Apple Coding Academy (By Julio César Fernández)

  • SwiftUI with Combine and Async/Await
  • Multimedia and Clean Code
  • Backward compatibility with iOS & Cross-platform
Code Background

Explore my Code

Access my labs, reference architectures, and native iOS utilities directly in my public repositories.

Go to my GitHub

Contact Me

Are you interested in creating an app, need freelance development, or are you looking for a strong profile for your iOS team? Let's talk.

Address: London, United Kingdom

Email: [email protected]

Languages: Spanish (Native) | English (B1)