Mobile app developer working on iOS and Android application development in a modern workspace.
300+
Projects Delivered
Hire Mobile App Developers

Our mobile engineers build cross-platform and native applications using Flutter, React Native, Swift, and Kotlin, covering everything from architecture to App Store submission, across FinTech, Healthcare, and E-Commerce.


  • 7+ years of mobile engineering across iOS and Android
  • 150+ mobile applications shipped across 20+ industries
  • End-to-end delivery from first commit to store launch
Trusted by Global Industry Leaders
We are trusted by leading organizations across global markets for our structured development approach and consistent delivery standards. Our partnerships reflect a strong record of reliability, technical competence, and adherence to professional benchmarks.

A Mumbai-Based Mobile Engineering Team Delivering Apps Across Global Markets

We are a product-focused software development company headquartered in Middletown, Delaware, with our delivery and mobile engineering centre in Mumbai.

Our Flutter, React Native, Swift, and Kotlin engineers have shipped production mobile applications across 20+ industries, working directly with founders, CTOs, and product teams across the US and UK time zones.

  1. ISO/IEC 20000-1:2018 certified, structured delivery on every engagement
  2. AWS Partner, Clutch Global 2024, 4.9/5 client rating
  3. Serving clients across the US, UK, and 20+ industries globally
Illustration of a Mumbai-based mobile app development team delivering iOS, Android, and cross-platform applications for clients across the US, UK, and global markets.
Committed to Excellence
Our achievements reflect our dedication to quality and expertise across various fields. With certifications in industry standards and partnerships with leading platforms, we uphold the highest benchmarks in software development and service delivery. Trust in our commitment to excellence for your projects.

How We Onboard Your Mobile App Developer

Structured, fast, and built to get your developer coding from day one no extended discovery phases, no unnecessary back-and-forth.

01

Share Your Requirements

Tell us your target platforms iOS, Android, or cross-platform your existing stack, and what you're building. We map this to the right engineer profile immediately.

02

Developer Matching

We shortlist developers from our mobile team based on framework match (Flutter, React Native, Swift, Kotlin), domain experience, and the required seniority level.

03

Trial and Alignment

Run a paid trial sprint before committing. The developer reviews your codebase, integrates with your version control setup, and aligns on architecture decisions.

04

Active Development

From sprint planning to daily standups and code reviews, the developer is fully embedded in your team, working in your timezone with your toolchain.

Mobile Engineering We've Delivered in Production

A Cross-Platform Mobility App for Drivers, Customers, and Dispatch Teams

CarGator required a mobile-first platform that could connect customers, drivers, and dispatch operations within a single ecosystem while maintaining feature parity across iOS and Android.


The team built the application using a shared cross-platform architecture, delivering GPS tracking, booking workflows, driver status management, and live dispatch coordination, keeping both platforms aligned under a unified release process with significantly reduced development overhead.

View Case Study
A Cross-Platform Mobility App for Drivers, Customers, and Dispatch Teams
Which Mobile App Developer Does Your Project Actually Need?
Not every mobile project calls for the same engineering profile the right hire depends on platform targets, product stage, and whether your bottleneck is speed, architecture, or native depth.
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Cross-Platform Developer

Best suited for teams targeting both iOS and Android under a single shared codebase. Hire this profile when you need Flutter or React Native expertise, want faster release cycles, and don't require deep device-level API access for either platform.

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Native iOS or Android Developer

The right choice when your product requires full access to platform APIs, ARKit, HealthKit, background location, or Bluetooth or when you're optimising for performance on a single platform using Swift or Kotlin.

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Mobile Architect or Tech Lead

Hire this profile when your team needs someone to set state management patterns, define the CI/CD pipeline, architect offline sync, and own technical decision-making across a mobile product at scale, not just execute feature tickets.

What Sets Our Mobile Development Team Apart
Specific advantages in how we staff, build, and support mobile products are not a list of promises.

Mobile Expertise Beyond the Framework

Products rarely stay within the boundaries of a single framework forever. Our engineers work across Flutter, React Native, Swift, and Kotlin, allowing teams to solve platform-specific challenges without restructuring the development team. As requirements evolve, the expertise to support native and cross-platform development is already in place.

Ownership Extends Beyond the Codebase

Successful mobile releases depend on more than application development. Our engineers manage release pipelines, app signing, testing environments, store submissions, and deployment workflows as part of the engagement. The responsibility doesn't end with a completed build it continues through launch, approval, and production readiness.

Retain Context, Not Just Code

The engineers who build your mobile application remain involved after launch, supporting new features, platform updates, performance improvements, and maintenance work. When iOS or Android introduces breaking changes, the developers who understand the architecture are already in place, reducing onboarding delays and long-term support risk.

Scaling Startups. Powering Growth
As a trusted outsourced partner for multiple startups and medium-sized enterprises, we bring reliability, speed, and scale to every project. Our experience is rooted in real-world success and the numbers back it up.

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Years Experience

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Clients Served

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Projects Delivered

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Industries Covered

What Our Mobile Engineers Build and Ship
From consumer apps to enterprise tools every engagement is scoped, architected, and tested for the platform it ships on.
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AI-Powered Mobile Applications

Build and integrate AI-driven capabilities such as intelligent recommendations, document processing, image recognition, and conversational experiences directly into your mobile product.

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App Modernization & Migration

Upgrade legacy mobile applications through phased modernization strategies that improve performance, maintainability, and user experience without requiring full rewrites.

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App Maintenance & Support

Support mobile applications after launch with ongoing enhancements, platform updates, bug resolution, performance optimization, and compatibility testing.

Flexible Hiring Models for Mobile App Development
The right model depends on your team size, product stage, and how much of the mobile workflow you need covered.

A Dedicated Mobile Developer, Fully Embedded in Your Workflow

A full-time mobile engineer embedded in your team, working exclusively on your product, in your time zone, within your sprint cadence. Suited for products with ongoing feature development, sustained release cycles, or platform migrations from legacy native code.

Platform Ownership

The developer owns the full mobile codebase from state management and navigation patterns to platform-specific API integration and App Store release logistics.

Sprint Integration

Works within your existing agile workflow, attends standups, contributes to sprint planning, and ships with your team rather than alongside it.

Stack Continuity

Same developer, same context, every sprint. No knowledge gaps from handoffs, architectural decisions and codebase history stay with the engineer throughout the engagement.

Toolchain Alignment

Use your existing version control, project management tools, and communication stack, with no separate workflow to manage or reconcile with your permanent team.

30% More Productive
Dedicated developers outperform shared-resource teams by 30% on focused product work, per Stack Overflow research.
59% of Businesses Save Cost
Clutch found 59% of companies reduced development costs by moving to a dedicated developer model.
How to Evaluate a Mobile App Developer Before You Hire
Framework names on a resume tell you very little what matters is how a developer makes architecture decisions under real product constraints.
Architecture Knowledge
Ask how they structure state management whether they reach for MVVM, BLoC, or MVI, and why. A developer who defaults to a single pattern without context is not thinking architecturally about your product.
Language Proficiency
Swift and Kotlin are not interchangeable with Dart or JavaScript for performance-critical paths. Verify they can write idiomatic code in the language the role requires not just read it or copy patterns.
UI Framework Depth
SwiftUI, Jetpack Compose, and Flutter's widget tree each have distinct rendering and lifecycle models. Shallow knowledge produces UI bugs that are difficult to reproduce and expensive to diagnose in production.
Testing Practices
Ask whether they write unit tests for ViewModels or use XCTest and Espresso for UI flows. Developers who skip mobile testing pass the cost to QA and to production incident response teams.
CI/CD and Release Experience
Have they configured Fastlane, managed provisioning profiles, or set up a Bitrise or GitHub Actions pipeline for mobile? Release logistics are a material part of mobile delivery ownership, not an afterthought.
Security Practices
Ask how they manage Keychain and Keystore usage, certificate pinning, and local data encryption. Mobile apps handling tokens, biometrics, and sensitive data in regulated industries require this by default.
Performance Diagnosis
A developer who can use Instruments on iOS or Android Profiler to identify frame drops, memory leaks, and background battery drain is substantially more valuable than one who optimises by instinct alone.
End-to-End Delivery
Has the developer taken an app from first commit through App Store review, rejection resolution, and post-launch update cycle? Delivery experience is not the same as development experience.
Affordable Plans for Every Mobile App Project
Our flexible pricing models are tailored to meet the needs of businesses of all sizes. Whether you're working on a standard application or a complex cloud project, we offer competitive rates that reflect the scope and expertise required for each phase of development.
Full-Time Hiring
$2,200/month
Works exclusively on your Mobile project with full-day availability


Benefit

Daily Updates
Daily standups & weekly progress calls
40 hrs/week
3-month contract period

Consultation Cost
FREE, until a limit
Part-Time Hiring
$1,200/month
Supports your team with focused mobile development on flexible hours.


Benefit

Weekly Updates
Weekly updates & milestone reviews
20 hrs/week
2-month contract period

Consultation Cost
FREE, until a limit
Hourly-Based Hiring
$25/hour
Ideal for specific feature builds, code audits, and performance investigations.


Benefit

End-of-Task Reports
Summary report delivered after each completed task
Flexible hrs/week
Flexible contract period based on project needs

Consultation Cost
FREE, until a limit

Mobile App Development Across Industries

Industry context changes technical decisions a developer who has shipped in your vertical understands the compliance, integration, and UX constraints before the first sprint begins.

PCI-DSS-aware mobile banking apps with biometric login, Plaid integration, transaction encryption, and session management built for App Store financial compliance review.

HIPAA-aligned patient-facing apps with HealthKit and Google Fit integration, encrypted local storage, and appointment and prescription management flows built for clinical environments.

Mobile shopping apps with Stripe and Razorpay payment flows, push notification campaigns, product search, and deep-linked cart abandonment recovery for iOS and Android.

Mobile travel apps with Amadeus or Skyscanner API integration, itinerary management, offline booking access, multi-currency payment flows, and push notification alerts for flight status and booking confirmations.

Streaming and content apps built with AVFoundation and ExoPlayer supporting adaptive bitrate, offline downloads, DRM, and in-app purchase subscription management.

Consumer, restaurant, and rider apps with live order tracking, push notification order status, Stripe and PayU payment integration, and kitchen display system connections.

Driver and fleet mobile apps with real-time GPS tracking, background location updates, geofenced attendance, and offline route caching for low-connectivity field environments.

Learning apps with offline content delivery, progress tracking, video streaming via ExoPlayer and AVPlayer, and parent or instructor dashboard connections built on Flutter or React Native.

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Built for Every Stage of Your Mobile Product

The right engagement model depends on where your product is, not just the platform you are building on.

"The team did not just build what we asked for, they thought through the product decisions behind every technical choice. Architecture, performance, and the user experience were all considered together, not separately. The app shipped on time, and the quality of the final build exceeded what we expected going in."

Peter TranterFounder and Creative Director
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Startups

Early-stage teams need a mobile developer who chooses the right framework, moves fast without accumulating structural debt, and ships an MVP to both stores with architecture that scales past validation without a full rewrite.

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Mid-Size Businesses

Mid-size teams need mobile engineers who integrate into an existing sprint cadence, adopt current coding conventions, and extend product capability without destabilising what is already live on the App Store or Play Store.

Enterprise

Enterprise Level Businesses

Enterprise mobile applications require MDM support, SSO integration, Active Directory authentication, and regulated data handling built for internal workforce tools or customer-facing platforms in FinTech and Healthcare.

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We are a team of Fullstack software developers, passionate and dedicated to growing businesses for clients. We have experience in Web Applications (Frontend and Backend).
FREQUENTLY ASKED QUESTIONS
How quickly can a mobile developer be working in our codebase?
Can developers work across Flutter and React Native if we switch frameworks?
What does codebase handoff look like at the end of an engagement?
Is there a trial period before committing to a monthly plan?
How do we scale the mobile team if our release schedule accelerates?
Innovate. Accelerate. Succeed
Effective performance software deliverables with seamless Continuous Integration and Deployment for reliable development. Our expert team ensures meticulous execution and unwavering efficiency, driven by precision and ingenuity
John Hathaway
CTO & Co-Founder, Meahana

They have strong expertise in the latest technologies and provide excellent guidance in using them effectively.

Anonymous
Senior Product Manager, Chingari

CODE B launches the products quickly, and their solutions have excellent architecture and are scalable.

Krishna Menon
SVP, hBits

CODE B is proactive in coming up with solutions.

Anonymous
Co-Founder, Consumer Research Platform

Aside from getting the job done, they’re able to provide their expertise and share their opinion.

Anonymous
CTO, Shopify Application Provider

They’re a very bright team that requires minimal levels of communication or time investment to be very effective.

Manish Jain
CTO, Selec Controls

Their constant communication was a key aspect of the success.

Eric Rohrs
CTO, Velocity Laboratories

They completed the project within the timeline we gave them, and they did it within budget.

Mandar Sawant
Project Manager, AI Platform

Had a great experience working with the team and in times of crisis, CODE B team was always there to support us.

Ali Abdulkadir Ali
Founder, Niyah

The way that they have supported us by giving us one of their developers to work directly with our development team.

Rahul Bharti
CEO & Founder, Genie Connections

Our overall experience has been very positive.

Anonymous
CEO, Robotics Engineering Firm

They are friendly and reliable.

Muhammed Shakir
Founder, InfoMover Technologiesa

The ability to deliver on time impressed us the most.

Anonymous
Director, Cryptocurrency Startup

They’re excellent at what they do and come up with solutions for various problems.

Anonymous
CTO, Online Cosmetics Marketplace

CODE B will work overtime to resolve issues, which is a difficult trait to find.

Subramaniyan Neelkandan
CEO, Impactsuer Technology LLP

Code B’s communicative.

Vrushali Prasade
Co-Founder, Absentia Virtual Reality Private Limited

I’ve had a great experience working with CODE B

Anonymous
Project Coordinator, IT Firm

The main positive point of working with CODE B team is their analyzing skills.

Kevin Joseph
SEO Manager, Drip Capital

They are receptive and try to adjust to meet our requirements.

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