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Angel – Swift, SwiftUI, Objective C, experts in Lemon.io

Angel

From Mexico (UTC-6)

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Mobile DeveloperSenior
19 years of commercial experience
Dating
E-commerce
Entertainment
Telecommunications
Marketplace
Lemon.io stats
1
projects done
40
hours worked

Angel – Swift, SwiftUI, Objective C

Angel is an iOS Developer with extensive experience starting back in 2011. He is skilled in Objective-C and Swift, brings strong knowledge of concurrency and multithreading approaches and has foundational experience in unit testing. What is more, Angel has successfully mentored junior developers and contributed to globally recognized entertainment and dating applications!

Main technologies
Swift
4.5 years
SwiftUI
2 years
Objective C
5 years
Additional skills
UIKit
Combine
Core Graphics
XCTest
CI/CD
Jenkins
Xcode
MVC
MVVM
Core Data
Java
iOS
JavaScript
Figma
Firebase
Ready to start
To be verified
Direct hire
Potentially possible
Ready to get matched with vetted developers fast?
Let’s get started today!

Experience Highlights

Senior Software Engineer
Oct 2024 - Ongoing5 months
Project Overview

An online marketplace focused on handmade, vintage, and unique factory-manufactured items, it's the go-to place for creative entrepreneurs and small businesses to sell their products.

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Responsibilities:
  • Worked with the product team in conjunction with data scientists to create initiatives to increase the revenue generated by sales;
  • Built new Swift code to support said initiatives;
  • Set up experiments to perform A/B testing;
  • Modernized code by using SwiftUI as opposed to UIKit.Increased revenue by 7 USD million in the first quarter of 2025;
  • Established good practices that allowed my teams to become more efficient and accountable.
Project Tech stack:
Swift
SwiftUI
Objective C
Xcode
XCTest
iOS Engineer
Mar 2020 - Sep 20244 years 5 months
Project Overview

The project involved collaboration with the Revenue team. The objective was to enhance the user's experience on the client's iOS App by allowing subscriptions and consumables purchasing.

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Responsibilities:
  • Created Components used to display promotions (Winback offers, Intro offers);
  • Implemented components used to Display Bundled Offers (Subscribe and earn a consumable);
  • Added a Notification Center to the App;
  • Modernized the Profile Component;
  • Collaborated on the development of server-driven UI.
Project Tech stack:
Xcode
Objective C
Swift
SwiftUI
iOS Developer
Apr 2018 - Oct 20191 year 6 months
Project Overview

A proprietary authentication solution used by different business units to present the user with a unified interface while allowing customization of different UI elements to give a different look and feel based on the use case.

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Responsibilities:
  • Was in charge of adding new features based on the internal clients' needs;
  • Successfully helped architect and implement the migration of the Objective-C codebase to Swift;
  • Maintained 100% compatibility with the previous implementation to make the change transparent to consumers.
Project Tech stack:
Objective C
Xcode
Swift
iOS
JavaScript
iOS Developer
Nov 2015 - Nov 20172 years
Project Overview

The go-to marketing application rewards client customers with the ability to easily manage the account, track the SyncUP device, provides exclusive deals, and more!

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Responsibilities:
  • Acted as the main point of contact between the customer and the development team regarding iOS Matters;
  • Translated business requirements into engineering tasks;
  • Supported Project Managers to track project development;
  • Was the on-call engineer verifying that the app worked as expected every Tuesday and troubleshot with the backend when something was off.
Project Tech stack:
Objective C
Xcode
iOS

Education

2006
Computer Engineering
Bachelors Degree
2021
Software Engineering
Masters Degree

Languages

Spanish
Advanced
English
Advanced

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