Mauricio Arguelles
SENIOR iOS SOFTWARE ENGINEER
Orlando, FL · Open to remote
mauricio.arguelles@icloud.com
linkedin.com/in/mauricioarguelles · github.com/mauricioarguelles
Senior iOS engineer with 12+ years in Swift, SwiftUI and Objective-C building secure, scalable, user-centered apps — mass-consumer (Fandango, FordPass), banking (ITAÚ) and mission-critical agtech (Climate FieldView). Focused on clean architecture, performance and UI/UX precision. Spanish (native), English (advanced).
CORE SKILLS
LanguagesSwift · Objective-C · JavaScript · Kotlin · C++ · SQL
UISwiftUI · UIKit · Core Graphics · Core Animation · WidgetKit · TipKit
Concurrencyasync/await · Swift Concurrency · Combine
ArchitectureMVVM · MVP · TCA · Clean Architecture · SOLID · TDD
Data/ServicesCore Data · StoreKit 2 · CloudKit · URLSession · CoreBluetooth · MapKit · HealthKit · SiriKit · AV Foundation · WebKit · Charts
Tooling/CI-CDXcode · Instruments · Fastlane · GitLab CI · GitHub Actions · SonarQube · TestFlight · XCUITest · SnapshotTests
EXPERIENCE
Versant Media — Senior Software Engineer, Fandango app
Feb 2026 – Present · Remote
- iOS engineer on Fandango, a mass-consumer movie-ticketing app (Swift, SwiftUI).
- Migrating parts of the app to SwiftUI and building new surfaces such as an App Clip.
- Internationalizing the app for new markets; AI-assisted development with Claude Code.
Ford Motor Company — Senior iOS Engineer, FordPass (via Sparq)
2025 · Orlando
- Contributed to new-region localization rollout, maintenance and bug fixes across TCA-architecture modules (Swift, SwiftUI) in a mass-consumer app.
Bayer / Climate Corp. — Senior iOS Engineer, Climate FieldView (via Kopius)
Jan 2022 – 2025
- Built native custom reporting for farm operations data (Swift, SwiftUI, Combine, Objective-C).
- Enabled recurring revenue with StoreKit 2 auto-renewable subscriptions, improving retention.
- Led a 5-week SwiftUI workshop for the team; code quality via SonarQube on GitLab CI. SOLID, MVVM, TDD, SnapshotTests.
Octobot / Vyla — Senior iOS Developer, Vyla Ascend
Dec 2020 – Jan 2022 · Montevideo, UY
- Designed and built a dairy-farm management app from scratch (SwiftUI, Combine) for a US client.
- Data-viz widgets and line charts with custom Bézier-curve algorithms; Fastlane + GitLab CI/CD cut deploy time 40%.
Overactive / ITAÚ — Mobile Developer / Tech Lead, Banking Apps
Jul 2018 – Dec 2020 · Montevideo, UY
- Tech Lead for payments banking apps built from scratch — Swift + UIKit (iOS), Kotlin (Android), MVC.
- 80% coverage with XCUITest; certificate pinning on sign-in; APNS, Firebase, Adobe Analytics; cross-functional teams in Brazil.
EARLIER
OCA S.A. (part-time) — loan payments for personal & third-party accounts (Swift, SwiftUI), +50% user engagement · 2023 · Simplifica Software — Ignia Framework, Transit for Nashville, Repair San Diego (GeneXus 15, C#/.NET/WPF, Objective-C) · 2016–2018 · ISA-Interfase — web payroll system (GeneXus, Java, Objective-C) · 2014–2015
PERSONAL PROJECTS
Double-Nine Dominoes — authentic 2v2 Latin/Caribbean dominoes (55 tiles; capicúa, tranque, pollona) with premium tactile animations and real-time voice chat. Swift, SwiftUI, Core Animation, WebRTC/LiveKit, StoreKit 2. TestFlight beta.
LinguaQuest — CEFR-aligned English-learning game on a low-poly 3D archipelago with spaced repetition and verifiable certificates. React Three Fiber / WebGL, Supabase. Live at madenlabs.duckdns.org/lingua.
EDUCATION
Engineering in Computer Science — Universidad de las Ciencias Informáticas, Havana · 2012 · Graduated with Honors
CERTIFICATIONS
Senior GeneXus Analyst, Evolution 2 — Artech / GeneXus International · 2014