Mobile Engineering

Cross-Platform React Native & Mobile Systems

Engineered for consumer apps, enterprise field operations, and fintech products demanding native-grade iOS & Android performance from a single codebase.

Delivery Timeline 4–6 Weeks
Primary Engagement Mobile Engineering
Target Audience Product Managers, Startup Founders, Mobile Engineering Directors
Layered Technical Architecture

Production System Blueprint

Modular, horizontally scalable infrastructure engineered for resilience, high throughput, and zero single points of failure.

Layer 01

Frontend & Presentation

React Native 0.76+, Expo SDK 52, New Architecture (Fabric + TurboModules), TypeScript

Layer 02

Backend & API Services

FastAPI / Node.js sync API, WebSocket event stream, Supabase Auth

Layer 03

Database & State Layer

WatermelonDB / OP-SQLite local offline database, PostgreSQL cloud backend

Layer 04

Cloud & DevOps Pipeline

EAS (Expo Application Services) CI/CD, Apple App Store & Google Play automated release

Verified Performance Metrics

Live Production Benchmarks

Every system built by MIHA Technologies is instrumented with rigorous automated latency, throughput, and reliability SLAs.

60 / 120 FPS
Zero Jitter
Frame Rate Consistency

React Native New Architecture with Hermes bytecode engine and Fabric renderer.

1.1 seconds
< 1.5s Native
Cold App Start Time

Pre-compiled Hermes bytecode and lazy-loaded screen bundles.

< 250ms
Instant Local UI
Offline Sync Latency

Optimistic local SQLite mutations with delta sync background worker.

94%
> 90%
Codebase Sharing

Single unified TypeScript codebase powering both iOS and Android applications.

Engineering Rationale

Architectural Trade-Off Matrix

Deliberate technology selections evaluated on operational complexity, infrastructure cost, and developer velocity.

Engine & Architecture Mode

Silky-smooth 120Hz scrolling animations and instantaneous native gesture response.
Chosen Implementation
React Native New Architecture (Fabric Renderer + TurboModules)
Alternative Evaluated
Legacy Bridge-based React Native

Eliminates serialization bottlenecks across the JavaScript-to-Native bridge, enabling direct C++ JSI function calls.

Offline Data Management

Zero network-blocking spinner screens and flawless field reliability.
Chosen Implementation
Local SQLite (WatermelonDB) with Delta Synchronization
Alternative Evaluated
Online-only REST API requests with AsyncStorage

Ensures the application operates seamlessly without internet connectivity, queuing local changes and resolving conflicts upon reconnection.

Build & Deployment Toolchain

Continuous release cadence and instant hotfix deployment.
Chosen Implementation
Expo Application Services (EAS) with Cloud Build Pipelines
Alternative Evaluated
Manual Xcode and Android Studio local builds

Automates Over-The-Air (OTA) critical bug fixes without waiting 48 hours for App Store re-review.

Agile Execution

Sprint Delivery Roadmap

Fixed-sprint engineering milestone cadence designed for full visibility and rapid production deployment.

Sprint Week 1

Phase 1: Navigation & Design Tokens

  • Expo Router v4 file-based navigation with deep linking support
  • Platform-specific typography, safe area handling, and haptics
  • Design system components with fluid dark mode switching
Sprint Week 2-3

Phase 2: Offline SQLite Layer & Auth

  • WatermelonDB / SQLite local schema and migration management
  • Biometric FaceID authentication with secure token storage
  • Background push notifications integration (APNs & FCM)
Sprint Week 4

Phase 3: Core Features & Synchronization Engine

  • Bidirectional delta synchronization with cloud backend
  • Camera, media upload, and file caching pipelines
  • In-app purchase (StoreKit 2 / Google Play Billing) via RevenueCat
Sprint Week 5

Phase 4: Store Submission & OTA Pipeline

  • TestFlight and Google Play Internal Testing distribution
  • App Store privacy manifests and compliance questionnaire review
  • EAS Update OTA pipeline for instant zero-review patches
Hardened Infrastructure

Security & Compliance Standards

Military-grade protection built into the application data flow from day one.

Biometric authentication (FaceID & Fingerprint) via Expo LocalAuthentication
Hardware-backed secure key storage using iOS Keychain and Android Keystore
SSL pinning preventing man-in-the-middle (MITM) network interception
Code obfuscation and jailbreak/root detection heuristics
Technical Inquiries

Frequently Asked Questions

Deep technical answers regarding integration, scale, and operational handover.

Can React Native genuinely achieve the same performance as native Swift and Kotlin?

Yes. With the New Architecture and Hermes engine, React Native executes compiled native C++ code directly without bridge bottlenecks, achieving 60/120 FPS parity on modern iOS and Android devices.

How do Over-The-Air (OTA) updates work without App Store review?

Apple and Google guidelines permit updating JavaScript bundles and assets dynamically as long as the core functionality matches your approved store listing, enabling same-day bug fixes.

Do you assist with the Apple App Store and Google Play review approval?

Yes. We handle privacy manifests, store metadata, screenshot generation, and respond directly to review inquiries until your app is officially approved and live.

Ready to engineer your production system?

Speak directly with our senior infrastructure architects to review your technical specs, stack requirements, and sprint timeline.

Schedule Architecture Consultation →