The Person Behind

I'm Sigit Suryono

Mobile Engineer | Software Developer | Author. Yogyakarta, Indonesia. I build digital products that combine beautiful interfaces with robust backends.

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Technical Skills

Technologies I use to bring your ideas to life.

Frontend

Angular
Bootstrap
CSS3
HTML5
Javascript (ES6+)
React
Tailwind CSS

Backend

Firebase (Firestore, Auth, Cloud Messaging)
Node.js (Express)
PHP (Laravel, Codeigniter)
RESTful API

Mobile

Android SDK
Coroutines
Dart
Flow
Flutter
Java
Jetpack
Kotlin
React Native
RxJava

Tools

Agile/Scrum
Android Studio
Clear Architecture
Figma
Git
GitLab
Postman
SOLID Principles
XCode

Biography

I'm a Mobile Developer with 7+ years building production Android apps in Kotlin, plus full-stack experience using PHP, Laravel, and REST APIs at Lauwba Techno Indonesia. I've integrated IoT systems at Chickin Indonesia and led product backlogs as Product Owner, delivering scalable solutions from mobile frontends to backend workflows. Core Skills Kotlin • Android SDK • MVVM • Clean Architecture • Coroutines • Flow • Firebase • MQTT • SQLite • REST API • Koin

Work Experience.

Chief Operating Officer

July 2019 - July 2022

PT Lauwba Techno Indonesia

Manage office operations and ensure the smooth running of all training sessions and ongoing projects.

▹ Led end-to-end operations and product strategy across software development and technical training units, scaling multiple client projects and internal products simultaneously.
▹ Managed resource allocation and project lifecycles, ensuring the successful delivery of high-stakes enterprise solutions.

Software Engineer & IT Trainer

July 2018 - July 2022

PT Lauwba Techno Indonesia

Developing applications based on user requests, as well as explaining and teaching them to training participants.

▹ Developed bespoke Android and Web solutions for diverse clients while facilitating intensive technical training programs.
▹ Acted as Product Owner, managing backlogs and refactoring legacy codebases for improved main- tainability and performance.
▹ Mentored junior developers, establishing coding standards and aligning engineering output with product roadmaps.

Mobile Developer Specialist

August 2022 - Present

Chickin Indonesia

Develop and maintain the Android projects owned by Chickin Indonesia to ensure they run smoothly and meet user expectations.

▹ Developed an Android IoT app to monitor and control industrial poultry farming hardware via REST API and Firebase integration.
▹ Optimized UI/UX and background task management, resulting in a 30% increase in app response speed.
▹ Improved system stability by reducing crash rates by 20% and maintaining a 98% crash-free session rate through Firebase Crashlytics.
▹ Collaborated with the firmware and backend teams to deliver high-performance mobile features in an Agile environment.
▹ Received user feedback, relayed it to the relevant product teams, and implemented development based on the feedback when deemed necessary.