60 FPS
Hardware-Accelerated UI
Native Fabric and Impeller rendering engines ensuring zero stutter, fluid gestures, and instant interaction feedback.
Native & Cross-Platform Mobile Engineering
Engineering High-Performance iOS, Android & Cross-Platform Mobile Applications
From zero-latency native iOS (Swift) and Android (Kotlin) systems to cross-platform React Native & Flutter architectures, Qualtriq builds mission-critical mobile apps engineered for fluid 60fps interaction, resilient offline data synchronization, and bank-grade security.
60fps Native UI & Fluid Gestures
Offline-First SQLite / WatermelonDB Sync
99.9% Crash-Free Session Rate
100% Store Approval Track Record
4.9/5 QualityApp Store & Play Store
60 FPSHardware Render Engine
99.9%
Target Crash-Free Rate
Strict compile-time type safety and automated physical device regression testing keeping crash rates under 0.1%.
< 100ms
Offline Data Sync Latency
Embedded local SQLite storage with background conflict-free reconciliation when network connectivity returns.
Mobile Engineering Topologies
Native iOS, Android & Cross-Platform Frameworks
Explore how we architect mobile applications across React Native Fabric, native Swift, modern Kotlin Compose, and hardware-accelerated Flutter.
Cross-Platform
React Native (New Architecture & Fabric)
85%+ Shared Code with Native 60fps Rendering
Single codebase, dual native performance across iOS and Android.
We build with React Native's New Architecture utilizing the C++ JavaScript Interface (JSI), TurboModules, and the Fabric concurrent renderer. This bypasses the traditional asynchronous JSON bridge, delivering instant native thread execution, fluid 60fps micro-animations, and 85%+ shared logic with Web and backend APIs.
Fabric Concurrent Renderer
Direct native view tree manipulation with zero asynchronous bridge stutter or UI thread bottlenecks.
TurboModules with C++ JSI
Type-safe synchronous calls into native iOS (Swift) and Android (Kotlin) device hardware APIs.
WatermelonDB & SQLite Sync
Lazy-loaded reactive database syncing hundreds of thousands of records offline in under 50ms.
Shared Design Token System
Direct mapping from Figma variables to React Native StyleSheets and Tailwind CSS primitives.
React Native Runtime & Performance Specs
60 / 120 fpsProMotion
Animation & Scroll Rate
Direct native view tree rendering via Fabric with zero UI bridge stutter
85%+Verified
Shared Cross-Platform Logic
Unified state, validation, and networking code shared across iOS & Android
< 50msInstant
Offline DB Query Latency
WatermelonDB lazy-loading SQLite queries across 100k+ local records
99.9%SLA Target
Crash-Free Session Target
Type-safe TypeScript and native crash boundary protection
C++ JSI TurboModulesSynchronous type-safe hardware communication bypassing traditional JSON serialization.
Bidirectional Offline SyncAutomated delta sync resolving network dropouts and offline conflict resolution.
Fastlane CI/CD AutomationOne-command deployment pipeline to TestFlight and Google Play Internal testing.
Engineering Deliverables Included
- Production React Native TypeScript codebase
- Native iOS & Android compilation configs
- Automated Fastlane deployment pipelines
- Offline-first sync engine integration
Guaranteed 99.9% crash-free session target & 60fps UI.
Zero-Defect Delivery
The Production-Grade Mobile Development Lifecycle
A rigorous engineering workflow from memory-budgeted system design to automated device matrix testing and store deployment.
01
ArchitectureSystem Design & Device Matrix
Define state management patterns, memory allocations, network retry strategies, and offline database schemas tailored to the target device ecosystem.
Memory Budgeting
02
ErgonomicsErgonomic UI/UX & 60fps Prototyping
Design touch-friendly, single-thumb interactive wireframes adhering to Apple HIG and Material 3 with native gesture physics.
60 FPS Prototypes
03
Sprint CodeAgile Mobile Engineering
Two-week sprints building modular feature slices with strict type safety (TypeScript / Swift / Kotlin) and offline-first database synchronization.
Strict Type Safety
04
Device QAAutomated Device Matrix Testing
Automated testing across 25+ real iOS and Android physical hardware form factors, validating OS version compatibility and memory leak resilience.
25+ Physical Devices
05
Store LaunchApp Store & Play Store Deployment
Fastlane automated build pipelines, metadata optimization, compliance reviews, and 24/7 crash telemetry integration with Sentry and Crashlytics.
100% First-Pass Approval
Automated Fastlane Deployment: Every sprint release is automatically compiled, cryptographically signed, and deployed to Apple TestFlight and Google Play internal testing tracks with zero manual build errors.
Mobile Capabilities
Mission-Critical Mobile Engineering Services
From offline enterprise portals to high-concurrency fintech checkouts, we engineer mobile applications built for scale.
Field & Operations
Enterprise B2B & Field Operations Apps
Robust mobile workflows engineered for field technicians, logistics dispatchers, and corporate employees requiring real-time barcode scanning, offline data capture, and geofencing.
- Offline-first local data synchronization (SQLite / WatermelonDB)
- Hardware barcode and QR scanning integration
- Background geolocation tracking & geofencing triggers
- Granular enterprise SSO & Role-Based Access Control (RBAC)
Fintech & Commerce
High-Conversion Mobile Commerce & Fintech
Frictionless mobile transaction experiences featuring native Apple Pay, Google Pay, biometric face authentication, and PCI-DSS compliant payment routing.
- Native Apple Pay & Google Pay 1-touch checkouts
- Biometric FaceID / TouchID transaction authentication
- Real-time fraud prevention with Stripe Radar & 3D Secure
- Micro-animations optimized for cart conversion lift
Real-Time Media
Consumer Social, Streaming & Real-Time Chat
High-concurrency mobile social apps built with persistent WebSockets, WebRTC real-time video/audio streaming, and multi-channel push notification engines.
- Sub-50ms WebSocket real-time messaging pipelines
- WebRTC 1-on-1 and group live video/audio channels
- Intelligent rich push notifications (APNs / FCM)
- Optimistic UI updates for immediate interaction feedback
Hardware & IoT
IoT & Connected Hardware Integration (BLE)
Seamless connectivity with physical smart devices, wearable health sensors, and industrial equipment via Bluetooth Low Energy (BLE), NFC, and MQTT protocols.
- Low-latency BLE peripheral scanning & pairing routines
- Background sensor telemetry sync without battery drain
- Over-the-Air (OTA) firmware update dispatchers
- Cryptographic mutual authentication between phone and device
Data Resilience
Offline-First Data Architecture & SQLite Sync
Never let network drops crash user workflows. We engineer local embedded databases that allow full app usage offline with conflict-free cloud reconciliation upon reconnect.
- Embedded SQLite / Room / WatermelonDB local databases
- Conflict-Free Replicated Data Types (CRDT) merge logic
- Background WorkManager & BackgroundTasks sync queue
- Optimistic offline mutations with rollback safeguards
Modernization
Legacy Codebase Migration & Performance Tuning
Refactor legacy, crash-prone Objective-C and Java codebases into modern Swift, Kotlin, or React Native New Architecture without business downtime.
- Phased module-by-module strangler-fig migration
- Memory leak elimination and profiling with Xcode Instruments
- Startup time acceleration (cold boot <1.2 seconds)
- Modern CI/CD automated Fastlane build pipeline setup
Interactive Scoping
Simulate Your Mobile Application Scope & Timeline
Model how your platform selection, native hardware modules, and target user concurrency impact development sprints and code sharing.
Interactive Mobile Scope & Architecture Simulator
Configure Your Mobile Application Architecture
Select your target platform strategy, toggle required native device modules, and simulate engineering delivery timelines and code-sharing efficiencies.
30,000 MAU
Simulated timelines include unit testing, real-device QA on 20+ iOS/Android models, and App Store submission readiness.
Projected Architecture Specs
Estimated Delivery Timeline
11 Weeks
6 Two-week Agile sprints from discovery to store production release
Code Sharing %85%Logic & UI shared
Rendering Performance60 FPS NativeHardware accelerated
Crash-Free Target99.9%Production session SLA
Store Approval100%First-pass submission track
Claim Mobile Architecture Blueprint
100% Source Code Ownership Zero Vendor Lock-in
The Engineering Standard
Qualtriq Mobile Engineering vs. Generic Mobile Agencies
Why technology companies and ambitious enterprises choose our production-grade mobile engineering over low-cost agency shortcuts.
| Strategic Criteria | Generic Mobile Agencies | Qualtriq Mobile Engineering |
|---|---|---|
| Rendering Architecture & Frame Rate | Sluggish webview wrappers or unoptimized bridges that stutter below 30fps and drain device batteries. | Hardware-accelerated native rendering (Swift, Kotlin, or React Native Fabric) locked at fluid 60-120fps. |
| Offline Network Resilience | App crashes or hangs with blank screens whenever the user enters an elevator, subway, or poor coverage area. | Offline-first embedded SQLite / WatermelonDB architecture with background queueing and automatic sync. |
| Device Security & Biometrics | Credentials stored in vulnerable plaintext or insecure localStorage, exposing user data to extraction. | Hardware-isolated biometric encryption via Apple Secure Enclave and Android KeyStore cryptography. |
| App Store Review Track Record | Weeks of delays and frequent rejections due to non-compliant permissions, broken guidelines, or crashes. | 100% first-pass store submission track record with automated compliance verification and pre-flight audits. |
| Automated CI/CD & Deployments | Manual, ad-hoc build generation on local developer laptops resulting in broken dependencies and release bugs. | Fully automated cloud CI/CD pipelines via Fastlane, TestFlight, and Google Play Internal Testing tracks. |
| Source Code & IP Ownership | Proprietary container wrappers or platform licensing traps restricting your ability to migrate. | 100% intellectual property and raw native source code transferred directly to your private Git repositories. |
Quality Guarantees
Performance & Device Security Standards
Every mobile application is delivered with hardware acceleration, bank-grade encryption, and store approval guarantees.
60 FPS Guarantee
60fps Fluid Hardware Acceleration
Every gesture, transition, and list scroll is profiled with Xcode Instruments and Android Systrace to guarantee zero jank.
99.9% Crash-Free
99.9% Crash-Free Session SLA
Rigorous exception handling, type safety, and real-time Crashlytics telemetry keeping production crash rates under 0.1%.
Hardware Security
Secure Enclave & KeyStore Biometrics
Bank-grade authentication storing user tokens and encryption keys in dedicated hardware security modules.
100% Approval
100% Store Approval Guarantee
Complete adherence to Apple App Store Review Guidelines and Google Play Developer Policies for frictionless approvals.
Execution Framework
The 10-Week Mobile Engineering Roadmap
A structured, milestone-driven roadmap from architecture blueprints and real-device testing to live store submission.
01
Weeks 1 - 2System Architecture & Device Matrix
Define state architecture, data schema, offline cache policies, third-party SDK dependencies, and target device specifications.
Key Deliverables:
- Mobile Architecture Blueprint
- Data Sync Specification
- Target Device Matrix Matrix
02
Weeks 3 - 4Ergonomic UX & Clickable Prototypes
Design touch-first native interfaces adhering to Apple HIG and Google Material 3 with clickable prototype flow validation.
Key Deliverables:
- Figma Mobile Component Library
- Interactive Clickable Prototype
- Validated User Flow Specs
03
Weeks 5 - 7Core Sprint Engineering & Offline Sync
Agile two-week sprints implementing API integrations, local SQLite database storage, push notifications, and biometric auth.
Key Deliverables:
- Production Mobile Source Code
- Offline-First Sync Engine
- TestFlight / Internal Beta Builds
04
Weeks 8 - 10Real-Device QA & Store Launch
Automated regression testing across physical devices, Fastlane CI/CD pipeline automation, and public App Store release.
Key Deliverables:
- Automated Fastlane Deployment
- Store Approval Sign-Off
- Production Monitoring Setup
Mobile Ecosystem
Built With Modern Industry-Standard Tooling
We build directly on top of native device compilers, embedded databases, automated Fastlane CI/CD, and real-time APM telemetry.
Mobile Frameworks & Languages
React Native (Fabric & JSI)
Swift & SwiftUI (iOS)
Kotlin & Jetpack Compose
Flutter & Dart (Impeller)
Local Storage & Offline Sync
SQLite & Room Database
WatermelonDB (React Native)
Apple CoreData / SwiftData
Realm Embedded DB
CI/CD & Automated Testing
Fastlane Cloud Automation
Apple TestFlight
Google Play Console Tracks
Appium / Detox End-to-End
Telemetry, Push & APM
Firebase Crashlytics
Sentry Mobile Error Tracking
OneSignal / APNs Push
Datadog Mobile APM
Frequently Asked Questions
Mobile Engineering & Delivery FAQs
Transparent insights into cross-platform vs native trade-offs, offline synchronization, store approvals, and code ownership.
Should we choose React Native cross-platform or separate native iOS and Android apps?
For 90% of modern applications, React Native with the New Architecture (Fabric + TurboModules) or Flutter is the optimal choice. It provides 80%–90% shared business logic, dramatically faster feature iteration, and true 60fps native rendering. However, if your product relies on intense on-device GPU rendering (e.g. 3D games, Metal shaders) or low-level Bluetooth hardware firmware manipulation, dedicated native Swift and Kotlin architectures are recommended.
How does your offline-first synchronization engine resolve data conflicts?
We implement local embedded databases (SQLite or WatermelonDB) combined with Conflict-Free Replicated Data Types (CRDTs) or timestamped transactional change logs. When the device is offline, mutations are recorded locally and optimistic UI states update instantly. Once internet connectivity is restored, background workers push change sets and reconcile differences gracefully without overwriting server data.
How do you guarantee approval on the Apple App Store and Google Play Store?
We conduct pre-submission architectural compliance audits against Apple's Human Interface Guidelines and Google Play Policies. We ensure proper entitlement declarations, transparent privacy manifest compliance, explicit account deletion flows, and correct StoreKit in-app purchase integrations, maintaining a 100% first-pass approval track record.
Can you connect the mobile application to our existing backend APIs and enterprise ERP?
Yes. We engineer secure, type-safe REST, GraphQL, or gRPC networking layers that connect seamlessly with existing cloud backends, microservices, AWS/Azure infrastructure, and enterprise ERPs (SAP, NetSuite, Salesforce).
Do we receive full access and ownership of the mobile application source code?
Yes. 100% of the native source code, build scripts, Fastlane deployment configurations, and design assets belong entirely to you with zero agency licensing lock-in.
How do you handle ongoing mobile OS updates (e.g., iOS 18, Android 15)?
We provide comprehensive mobile SLA maintenance packages that include proactive beta testing on new OS releases, dependency security upgrades, crash monitoring, and rapid store updates to ensure your app always takes advantage of the latest platform features.