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I am an iOS developer with around 5 years of experience building and maintaining large-scale mobile banking applications for major banks across Indonesia, Singapore, Malaysia, and Brunei using Swift, SwiftUI, and Objective-C. I have worked with architectures such as VIPER, MVVMC-UseCase, and MVC while implementing secure authentication flows, third-party integrations, and unit testing. My experience also includes improving application stability through debugging and collaborating with cross-functional teams.…I am an iOS developer with around 5 years of experience building and maintaining large-scale mobile banking applications for major banks across Indonesia, Singapore, Malaysia, and Brunei using Swift, SwiftUI, and Objective-C. I have worked with architectures such as VIPER, MVVMC-UseCase, and MVC while implementing secure authentication flows, third-party integrations, and unit testing. My experience also includes improving application stability through debugging and collaborating with cross-functional teams.

Natanael Geraldo Santoso

Full Stack Developer, Web Developer, App Developer, +2

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I am an iOS developer with around 5 years of experience building and maintaining large-scale mobile banking applications for major banks across Indonesia, Singapore, Malaysia, and Brunei using Swift, SwiftUI, and Objective-C. I have worked with architectures such as VIPER, MVVMC-UseCase, and MVC while implementing secure authentication flows, third-party integrations, and unit testing. My experience also includes improving application stability through debugging and collaborating with cross-functional teams.…I am an iOS developer with around 5 years of experience building and maintaining large-scale mobile banking applications for major banks across Indonesia, Singapore, Malaysia, and Brunei using Swift, SwiftUI, and Objective-C. I have worked with architectures such as VIPER, MVVMC-UseCase, and MVC while implementing secure authentication flows, third-party integrations, and unit testing. My experience also includes improving application stability through debugging and collaborating with cross-functional teams.

Next availability:

June 12, 2026

Surabaya, Indonesia

I am an iOS developer with around 5 years of experience building and maintaining large-scale mobile banking applications for major banks across Indonesia, Singapore, Malaysia, and Brunei using Swift, SwiftUI, and Objective-C. I have worked with architectures such as VIPER, MVVMC-UseCase, and MVC while implementing secure authentication flows, third-party integrations, and unit testing. My experience also includes improving application stability through debugging and collaborating with cross-functional teams.

Skills

Experience Level

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Work Experience

Full Stack Developer at Rencanakan.id

February 1, 2025 - Present

Developed new features and maintained existing ones for web applications using Vue.js and PHP.

Senior iOS Developer at Accenture

August 1, 2022 - Present

Developed SAP full-stack solutions using SAP Fiori (UI5) and ABAP, including frontend UI enhancements and backend service implementation. Led development of core features and user authentication for a mobile banking app for a major Indonesian bank. Used VIPER pattern and Swift; maintained the application via bug fixes; applied unit testing and automation.

Contract iOS Developer at Silverlake

October 1, 2021 - December 1, 2022

Assisted in continued development of mobile banking applications for major banks in Singapore, Malaysia and Brunei using MVVMC (UseCase) and SwiftUI; performed bug fixes, unit testing, and ongoing maintenance.

Co-Founder & iOS Developer at Movee

September 1, 2020 - April 1, 2021

Co-founded Movee; built an app that automatically edits videos; led research and validation; conducted user and usability testing.

iOS Developer at Silverlake

October 1, 2021 - December 1, 2022

Contributed to the ongoing development of a mobile banking application for a major Singaporean bank using MVVMC-UseCase architecture and SwiftUI. Supported enhancements to a large-scale mobile banking app for a leading Malaysian bank using MVC and Objective-C. Contributed to the maintenance and improvement of a mobile banking application for a major Brunei bank. Improved application stability by identifying, troubleshooting, and resolving bugs across multiple production apps. Strengthened code quality by applying unit testing practices. Implemented AppsFlyer integration to enable marketing attribution.