I’m a mobile and web application developer with hands-on experience building iOS and Android apps, as well as web-oriented projects. I focus on clean architecture, responsive UI/UX, and delivering reliable software on time. I enjoy collaborating with teams, learning new technologies, and continuously improving the product and my skills. I’m a proactive and adaptable team player who communicates clearly, handles pressure well, and loves tackling challenging problems. I strive to create high-quality solutions that provide excellent user experiences and tangible business value.

Christian Tom Aranguez

I’m a mobile and web application developer with hands-on experience building iOS and Android apps, as well as web-oriented projects. I focus on clean architecture, responsive UI/UX, and delivering reliable software on time. I enjoy collaborating with teams, learning new technologies, and continuously improving the product and my skills. I’m a proactive and adaptable team player who communicates clearly, handles pressure well, and loves tackling challenging problems. I strive to create high-quality solutions that provide excellent user experiences and tangible business value.

Available to hire

I’m a mobile and web application developer with hands-on experience building iOS and Android apps, as well as web-oriented projects. I focus on clean architecture, responsive UI/UX, and delivering reliable software on time. I enjoy collaborating with teams, learning new technologies, and continuously improving the product and my skills.

I’m a proactive and adaptable team player who communicates clearly, handles pressure well, and loves tackling challenging problems. I strive to create high-quality solutions that provide excellent user experiences and tangible business value.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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Language

English
Advanced

Work Experience

Sr. iOS Developer at BCS Technologies International Pty Ltd
September 1, 2024 - October 15, 2025
Develop, maintain, and support existing iOS applications. Plan and develop new iOS requirements in Swift 5. Implement code-only UI changes, refactor legacy code to a modern architecture, analyze failure points, provide project estimates, fix bugs, and perform peer code reviews. Utilize Microsoft Teams for codebase maintenance.
Sr. iOS Developer at Yondo
November 1, 2023 - October 15, 2025
Develop, maintain, and support existing iOS applications. Plan and develop new requirements in Swift 5 with in-depth experience in modern MVVM architecture. Provide project estimates, create new features and designs, fix bugs, and support live version testing. Perform peer reviews of submitted code.
Android Developer at Techno Futuristech Studios Inc.
July 1, 2021 - October 15, 2025
Develop, maintain, and support existing Android applications. Implement new features using Kotlin. Deep experience with MVVM architecture. Create new features and designs, fix bugs, test for live versions, and peer review submitted code.
Sr. Software Developer at Lemontech I.T. Solutions
December 1, 2020 - October 15, 2025
Develop, maintain, and support existing applications. Implement new features using Xamarin and integrate Bluetooth capabilities. Create Bluetooth services for existing apps. Perform bug fixes, testing, and codebase maintenance.
Mobile Developer (iOS & Android) at Leet Digital Services
December 1, 2019 - October 15, 2025
Develop and maintain iOS apps using Swift and Android apps using Kotlin. Provide project estimates for both platforms, handle client communications, manage a small Android team, take over lead mobile development, work with JSON web services, implement caching and local data storage, deploy to the Apple App Store and Google Play, participate in design planning, create and review technical designs, and use Git for version control.
iOS Developer at Davao Futuristech Studios Inc.
June 1, 2018 - October 15, 2025
Develop, maintain, and support iOS applications. Build and update apps with new features, design UI components, and upgrade codebase to Swift 4 and iOS standards. Create dedicated UI views, participate in project planning and client communication, and deploy to the App Store.
Junior Software Developer at Samatosa Software
December 1, 2016 - October 15, 2025
Develop, maintain, and support Android and iOS applications. Experience with Android SDK and iOS SDK. Provide project estimates for both platforms. Collaborate with backend engineers to design RESTful services, work with JSON web services, deploy apps to App Store and Google Play, participate in technical design reviews, and use Git for version control.
Web Developer Intern at The Red Rabbit Studio, Iloilo Branch
May 1, 2014 - October 15, 2025
Received training on Content Management Systems (Drupal, WordPress, Joomla). Assigned to redesign the company website.
Data Entry Specialist at UPV College of Arts and Sciences Dean’s Office
August 6, 2015 - October 15, 2025
Encoded data into a startup system for the faculty.
Sr. iOS Developer at BCS Technologies International Pty Ltd
September 1, 2024 - October 15, 2025
Develop, maintain and support existing application. Plan and develop new requirements on Swift 5. Implement new UI using story-boardless (code-only) methods. Refactor old code to new architecture. Critical analysis of failure points in existing architecture. Provide project estimation for iOS platform. Bug fixes. Peer review of submitted code. In-depth experience of using Microsoft Teams for code base maintenance.
Sr iOS Developer at Yondu
November 1, 2023 - October 15, 2025
Develop, maintain and support existing application. Plan and develop new requirements on Swift 5. In-depth experience with Swift MVVM architecture. Provide project estimation for iOS Platform. Create new features and implement new designs. Bug fixes. Testing support for live versions. Peer review of submitted code.
Android Developer at Techno
July 1, 2021 - October 15, 2025
Develop, maintain and support existing applications. Develop new features using Kotlin. In-depth experience with MVVM architecture. Create new features and implement new designs. Bug fixes. Testing support for live versions. Peer review of submitted code.
Sr Software Developer at Lemontech I.T. Solutions
December 1, 2020 - October 15, 2025
Develop, maintain and support existing applications. Develop new features using Xamarin. Experience interfacing with Bluetooth devices. Create Bluetooth service to be used for existing application. Bug fixes. Testing support for new features in mobile platform.
Mobile Developer (iOS & Android) at Leet Digital Services
December 1, 2019 - October 15, 2025
Develop, maintain and support iOS applications. Develop iOS applications using Swift. Provide project estimation for iOS Platform. Develop, maintain and support Android applications. Provide project estimation for Android Platform. Handle communication with clients regarding projects. Lead a small team of developers for Android. Take over lead role for Mobile Development. Work with JSON web-services for mobile applications. Deploy applications to the Apple App Store and Google Play Store. Create and review technical designs. Use GIT for versioning control.
Junior Software Developer (Mobile) at Samotosa Software
December 1, 2016 - October 15, 2025
Develop, maintain and support Android and iOS applications. Experience using Android SDK and iOS SDK. Provide project estimation for Android and iOS platforms. Work closely with backend engineers in designing RESTful web-services. Work with JSON web services. Deploy applications to Google Play and Apple App Store. Create and review technical designs. Create and perform unit test cases and test plans. Use Git for version control.
Senior iOS Developer at BCS Technologies International Pty Ltd
September 1, 2024 - October 15, 2025
Develop, maintain, and support existing iOS applications; plan and develop new requirements on Swift 5; implement UI with code-only methods; refactor legacy code to modern architecture; analyze failure points in architecture; provide project estimations for iOS; bug fixes; peer code reviews; collaborate via Microsoft Teams for codebase maintenance.
Senior iOS Developer
November 1, 2023 - October 15, 2025
Developed and maintained iOS applications; planned and implemented new requirements on Swift 5; gained deep experience with iOS MVVM architecture; created new features and designs; performed bug fixes and live-version testing; participated in code reviews; supported live deployments.
Android Developer at Techno
July 1, 2021 - October 15, 2025
Developed and maintained Android applications; implemented new features using Kotlin; gained in-depth experience with MVVM architecture; produced feature designs and fixes; performed testing and code reviews.
Senior Software Developer at LemonTech I.T. Solutions
December 1, 2020 - October 15, 2025
Developed, maintained, and supported existing applications; implemented new features; contributed to project design and architecture; performed bug fixes and testing; engaged in live version support and feature iterations.
Mobile Developer (iOS & Android) at Leet Digital Services
December 1, 2019 - October 15, 2025
Developed and maintained iOS and Android applications; implemented features using Swift and Kotlin; provided project estimations for mobile platforms; collaborated with backend and QA teams; deployed to app stores.
Junior Software Developer (Mobile) at Samotosa Software
December 1, 2016 - October 15, 2025
Developed and supported mobile applications; contributed to both iOS and Android projects; gained experience with RESTful services and local caching; worked closely with backend engineers on API design and integration.
Web Developer Intern at The Red Rabbit Studio, Iloilo Branch
May 1, 2014 - October 15, 2025
Received training on content management systems (Drupal, WordPress, Joomla). Redesigned company website and prepared web assets.
Data Entry Specialist at UPV College of Arts and Sciences Dean’s Office
August 6, 2015 - October 15, 2025
Encoded data into a startup system for the faculty; supported data management tasks.

Education

Bachelor of Science in Computer Science at University of the Philippines Visayas, Miag-ao, Iloilo
January 11, 2030 - June 25, 2015
Bachelor of Science in Computer Science at University of the Philippines Visayas, Miag-ao, Iloilo
January 11, 2030 - June 25, 2015
Bachelor of Science in Computer Science at University of the Philippines Visayas, Miag-ao, Iloilo
January 11, 2030 - June 25, 2015

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Computers & Electronics, Professional Services, Telecommunications, Media & Entertainment