Agastya Laksana
Software Engineer at Mercari US
Minato, Japan
Summary
🤩
Rockstar🎓
Top SchoolAgastya Laksana is a software engineer with 10 years of experience building and leading mobile and frontend platforms, currently at Mercari US after a series of senior engineering and management roles at Ruangguru. He specializes in React Native and cross-platform architectures, having driven one-codebase solutions with Tamagui and embedded hybrid screens to scale learning products to millions of users. Hands-on contributions to the flagship facebook/react-native repo—adding image objectFit support, modernizing imports, and adjusting Android NDK builds—underscore his deep practical expertise in the framework he champions. His background spans performance optimization (Hermes migration, app size and startup-time reductions) and CI/CD automation that cut build times in half. Based in Minato, Japan, he pairs technical leadership with community engagement (Developer Circles) and a pragmatic motto: either be happy, make money, or learn something. He is a fast learner who prefers tinkering with human interfaces to create usable, high-performance mobile experiences.
9 years of coding experience
8 years of employment as a software developer
Bachelor’s Degree, Computer Science, Bachelor’s Degree, Computer Science at Universitas Brawijaya
Indonesian, English, Korean
Stackoverflow
36reputation
3kreached
1answer
0questions
Github Skills (10)
ios10
mobile-development10
react-native10
android10
javascript9
app-framework9
cross-platform9
build-gradle-kts7
google-play6
in-app6
Programming languages (10)
Github contributions (5)
facebook/react-native
Jan 2018 - Sep 2022
A framework for building native applications using React
Role in this project:
Mobile Developer (Android/iOS)
Mobile Developer (Android/iOS)Contributions:13 reviews, 8 commits, 13 PRs in 4 years 8 months
Contributions summary:Agastya's contributions primarily focus on the React Native framework, implementing new features and refactoring existing components within the `facebook/react-native` repository. They added support for the `objectFit` style property for images, enhancing image rendering capabilities. Additionally, they addressed code quality concerns by removing unused imports and refactored a component to utilize ES6 import/export syntax. Furthermore, they added a build configuration related to Android NDK versions for RNTester and ReactAndroid.
reactnative-applicationsmobile-developmentreact-nativeandroid
gedeagas/react-native-website
Mar 2020 - Mar 2024
The site and docs for React Native
Contributions:2 PRs, 34 pushes, 21 branches in 4 years 1 month
react-nativereact
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