Mobile Engineering

Ronjie Man-on

Shipping Android and iOS products with studio-level polish.

Ronjie Man-on is a software engineer and mobile application developer focused on Android and iOS.

Some platforms may list this name as Ronjie Manon, but this portfolio is maintained by Ronjie Man-on.

Software engineer specializing in native Android and iOS development. Builds maintainable apps using modern UI frameworks (Jetpack Compose and SwiftUI), MVVM, and Clean Architecture, collaborating in Agile teams with designers, backend engineers, and QA to ship reliable features.

Android / KotliniOS / SwiftCI ready releases

Review Resume Explore GitHub Builds

Sprint Board

Mobile Product Snapshot

Build Stable

9:415G

Wallet Checkout Revamp

Sprint 27 · v4.2.18

Live99.8% Crash Free

Android

Release

iOS

QA Review

Active Users

1.8k

p95 Latency

188ms

Sprint Progress82%

Release Notes

Biometric fallback fixed
Navigation jank reduced 27%
Crash loop guard added

Architecture

MVVM + Clean

Focus

Quality + Velocity

Production Mobile Stack

Core Systems

KotlinJetpack ComposeSwiftSwiftUIMVVMClean ArchitectureREST APIsGitCI/CDTesting / Debugging

Google Play

Published Mobile Apps

Live releases, category coverage, and market-facing app details.

Open developer profile ->

Case Studies

Recent Mobile Deliveries

Android, iOS, and multiplatform work shipped with clean architecture.

Open project archive

Project Capsule

DinkBoard

Pickleball scoreboard app for live scoring, local recovery, nearby sync, and Apple Watch scoring.

Problem: Keep pickleball scoring fast and reliable from court setup through match history.
Solution: Reducer-driven Android and iOS apps with local persistence, Bluetooth nearby sync, and watchOS remote scoring.
Result: A private-by-default app website with support and privacy surfaces for store readiness.

AndroidiOSSwiftUIJetpack Compose

Open app site

Project Capsule

Money Manager: Expense Tracker

Personal finance app website and support surface for budgeting, transactions, reports, and planning.

Problem: Present a large finance app clearly for users and store review.
Solution: Dedicated app subdomain with product copy, screenshots, support, and privacy policy.
Result: A market-facing app site backed by structured content and host-aware routing.

AndroidKotlinNuxt

Open app site

Project Capsule

Android Dev Studio Repositories

Repository collection for Android work built with Kotlin and Jetpack Compose.

Problem: Build reliable Android experiences with modern UI and architecture.
Solution: MVVM + Clean Architecture, Compose UI, and REST-driven data flows.
Result: Production-ready features with reusable components.

AndroidKotlinJetpack Compose

View GitHub org

Project Capsule

iOS Dev Studio Repositories

Repository collection for iOS work built with Swift and SwiftUI.

Problem: Deliver smooth iOS experiences with clear UX and performance.
Solution: SwiftUI + MVVM, Clean Architecture, and REST integrations.
Result: Production-ready features with reusable components.

iOSSwiftSwiftUI

View GitHub org

Project Capsule

KMP Dev Studio Repositories

Repository collection for Kotlin Multiplatform work and shared modules.

Problem: Reduce duplication between Android and iOS feature logic.
Solution: Kotlin Multiplatform shared layers with clean boundaries.
Result: Consistent behavior across platforms with shared modules.

KMPKotlinMultiplatform

View GitHub org

Mobile Delivery Toolbox

Workflow Stack

Kotlin / Jetpack Compose

Modern Android UI with Compose and Kotlin-first architecture.

Swift / SwiftUI

Native iOS interfaces with SwiftUI and MVVM patterns.

MVVM / Clean Architecture

Layered app structure that keeps features modular and testable.

REST APIs / Networking

API integration, data flows, and error handling.

Testing / Debugging

Profiling, debugging, and regression coverage.

Git / CI/CD

Version control and release automation.

Ship Mobile Features

Need a mobile developer who ships reliably?

Open to Android, iOS, and Kotlin Multiplatform product work.

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Cebu City, Cebu+63 907 828 1150