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Hire Kotlin Developers

Build secure, scalable and highly performant Android applications for mobile, web, smart TV platforms, wearables and tablets with our dedicated Kotlin developers. Our team specializes in building Kotlin apps with advanced features like coroutines, extension functions, and null safety.

We design scalable architectures using MVVM, implement efficient API integrations, and optimize apps for performance and battery efficiency—ensuring faster development cycles and seamless cross-device functionality.

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Trusted by 2000+ Happy Clients, Including Fortune 500 Companies

Nest Tephra Startek Vezeeta Stryker Virfit Wataniya Insurance Okoora
Nest Tephra Startek Vezeeta Stryker Virfit Wataniya Insurance Okoora

Services Provided By Our Dedicated Kotlin Developers

As a trusted Kotlin app development company, our dedicated developers ensure to cover all aspects of Kotlin development services.

AI/ML enabled Kotlin App Development

Hire Kotlin developers to integrate AI ML based libraries and next-gen features through using Kotlin technology that enable real-time data analysis, personalized recommendations, and advanced automation to improve business outcomes.

Custom Kotlin App Development

Build custom scalable and high performance Kotlin apps using Kotlin’s modern features. Hire Kotlin developers for building feature-rich mobile apps to meet specific business requirements.

Enterprise Kotlin Development

Build robust enterprise Android apps with expert Kotlin Developers from CMARIX. Our team of Kotlin development develops secure and scalable applications designed to handle large-grade complex workflows and improve operational efficiency that fulfil your business objectives.

AR/VR Mobile App Development

Bring augmented and virtual reality experiences to life on Android with our professional Kotlin developers. We at CMARIX, create cutting-edge AR/VR mobile applications that engage users and deliver captivating interactive experiences across industry verticals.

Kotlin App Performance Optimization

Speed up and improve performance of your Kotlin applications with our app performance optimization services. They are experts at finding and fixing performance issues to get responsive operations on Android devices.

Wearable Application

Our highly skilled Kotlin developers design and develop wearable applications, offering cutting-edge features and functionality such as real-time tracking, health monitoring, and enhanced connectivity on Android-powered wearables.

Kotlin Multiplatform Development

CMARIX’s Kotlin developers are providing comprehensive multiplatform development solutions for mobile apps, enabling the sharing of code across Android, iOS, and other platforms, ensuring consistent performance and faster time-to-market.

Kotlin App Porting

Upgrade your Android app performance with our end-to-end app porting services. Hire Kotlin developers to shift your projects to Kotlin ecosystem without any data loss and improved performance.

Kotlin API Integration

CMARIX’s Kotlin developers excel in integrating APIs into Kotlin apps, ensuring smooth and channelized communication between systems and external services, enhancing app functionality and user engagement.

Kotlin Migration and Upgradation

Whether you're migrating from Java to Kotlin, upgrading to the latest Android version, or modernizing your codebase, our Kotlin developers will ensure a smooth and efficient transition to scale up the performance and efficiency on every app device.

Kotlin Application Testing

Our Kotlin app testing services ensure robust, bug-free apps through comprehensive testing for performance, functionality, and security on various Android devices. Hire Kotlin developers to build error-free mobile apps to expand your business on a new height.

Kotlin App Maintenance and Support

CMARIX’s Kotlin developers provide continuous app maintenance and support, ensuring regular updates, bug fixes, and optimizations for long-term app stability and peak performance.

Our Dedicated Kotlin Developers Hiring Models

Benefits

  • Zero Charges for Project Management
  • Flexible Engagement Models
  • Rapid Onboarding Process
  • Direct & Transparent Communication
  • Daily Progress Updates & Code Releases
  • Advanced Project Management Tools
  • Agile & SCRUM-Based Development
  • Time Zone Aligned Collaboration
  • Robust Version Control & Code Security
  • Effortless Team Scaling
  • Exclusive Developer(s) Allocation
  • Complete Code Ownership & IP Protection
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Why Hire Kotlin App Developers from CMARIX?

For companies looking to hire Kotlin app developers in India, US, UK, Germany and other such locations, CMARIX has been on the forefront of providing dedicated developers.

Jetpack Compose for Modern UI Development

Build stunning Android interfaces with the latest UI toolkit. Our Kotlin developers leverage Jetpack Compose to create declarative, reactive user interfaces that are easier to develop and maintain, resulting in more visually appealing applications delivered in less time.

Coroutines for Asynchronous Programming

Hire Kotlin developers to get custom native, responsive applications that handle concurrent operations elegantly. Our expertise in implementing coroutines for managing background tasks, network calls, and database operations, ensures your application remains responsive even when processing complex operations.

Android API Mastery for Seamless Integrations

Build, connect and extend your Android application with our comprehensive API expertise. Our Kotlin developers can implement location services, background processing, notifications and other third party platforms to power a feature-rich application that can integrate seamlessly with the Android ecosystem.

Future-Ready Scalable Solutions

Build robust applications for tomorrow that help your business thrive in the present-day market. Our microservice based next-gen software solutions support business growth and technological advancements.

Milestone-Driven Delivery

With SCRUM based execution there is a clear project plan and specific milestones. All the stakeholders are on the same page from day 1 and execution is done based on the defined plan to ensure well defined deliverables and iterative improvements.

Seamless Post-Deployment Support

We provide custom maintenance service contracts to ensure seamless post deployment support. We assign the same expert developers who have worked on the project, guaranteeing faster turnaround times, deep code familiarity, and high-quality fixes for your live product. Our proactive support ensures optimal performance, security updates, and continuous enhancements, keeping your digital assets future-ready.

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How Our Skilled Kotlin Developers Ensure Code Quality

Coding Best Practices

  • Follows Kotlin coding conventions and Jetpack architecture guidelines for maintainable code.
  • Uses sealed classes and data classes to improve code structure and type safety.
  • Implements Ktlint to enforce consistent code formatting and eliminate style violations.
  • Adopts extension functions to enhance code reusability and readability.
  • Leverages Coroutines and Flow for efficient asynchronous programming.

Unit Testing

  • Writes JUnit-based unit tests to validate core business logic and functions.
  • Uses MockK for dependency mocking and isolating test cases effectively.
  • Implements Espresso for UI testing to ensure seamless user interactions.
  • Automates test execution with Gradle-managed testing pipelines.
  • Integrates Continuous Integration tools like GitHub Actions or Bitrise to maintain test reliability.

Security and Compliance

  • Implements EncryptedSharedPreferences for secure local data storage.
  • Uses TLS and certificate pinning to safeguard network communications.
  • Applies ProGuard and R8 for obfuscation and minimizing reverse engineering risks.
  • Follows OWASP Mobile Security best practices to prevent common vulnerabilities.
  • Ensures compliance with Google Play security guidelines and data protection policies.

Memory Management and Optimization

  • Uses lazy initialization to optimize memory usage and reduce unnecessary object creation.
  • Minimizes memory leaks by properly managing ViewModel and lifecycle-aware components.
  • Utilizes Kotlin’s smart casting and null safety to prevent NullPointerExceptions.
  • Optimizes performance with structured concurrency using Coroutines.
  • Analyzes memory consumption and performance bottlenecks using Android Profiler.

Build high-performance apps with expert Kotlin developers.

Your trusted partner for end-to-end Android App development.
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Stellar Projects

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Our Client-Centric Principles That Drive Success

Hire a Kotlin development team that prioritizes client satisfaction and project goals.

Tailored Solutions for 100% Client Alignment

We create customized IT solutions that seamlessly fit your business needs, ensuring they align perfectly with your development expectations and hiring goals. This tailored approach drives maximum efficiency, ROI, and long-term success.

Proactive Risk Management with 95% Issue Mitigation

We identify and address 95% of potential risks early, ensuring project stability and security. Our proactive approach minimizes disruptions, reduces chances of unexpected downtimes and keeps your project on track with significant uptime.

Dedicated Team with 100% Focus

We provide a team of dedicated IT professionals, with required technical skillset and business acumen required to get things done for your project. They work exclusively with you, 9 hours a day, 5 days a week.

Client References

Quick Inquiry
terri-villafana

Terri Villafana Digital Development Manager - Nutranext, LLC

We are Clorox - American global manufacturer and marketer of consumer and professional products. I hired CMARIX in 2015 to assist our in house team in our first migration to Magento 1. After that we migrated all sites to Magento 1, and we launched a B2B portal. Since then we have migrated all sites to Magento 2 and CMARIX continues to be a strong daily contributor of our projects and day to day tasks. The team has been extremely accommodating, patient and has always remained professional and reliable.

guillaume-bleau

Guillaume Bleau Chief Executive Officer at UPentreprise

I am the president of a consulting and business solutions company. CMARIX has proven to be a reliable vendor that consistently offers practical website solutions. The team communicates well across multiple time zones and is flexible to existing practices.

Start developing fast, efficient Kotlin apps now!

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Technologies Used By Our Professional Kotlin Developers

Hire dedicated Kotlin developers who have the right skills and tool expertise to deliver top-notch software development services.

Programming Languages

Kotlin JavaScript Python

Mobile Development (Android)

Android SDK Jetpack Compose Android Jetpack Libraries (LiveData, ViewModel, Room, Navigation) Material Design View Binding Data Binding

Cross-Platform Development

Kotlin Multiplatform Mobile (KMM) Jetpack Compose Multiplatform Ktor, SQLDelight Decompose Realm Kotlin

Architecture Patterns

MVVM MVP MVI Clean Architecture Redux (Kotlin-based) Repository Pattern

Framework

Jetpack Compose XML Layouts Material Design Android Views

Backend

Ktor Spring Boot Node.js Express.js Django Flask FastAPI .NET Core

Database

Room DB Microsoft SQL (MS-SQL) SQLite Firebase Firestore Realm PostgreSQL MySQL MongoDB AWS DynamoDB

Libraries

Retrofit Dagger Hilt Rx Coroutines Koin Glide Moshi Lottie

API

REST GraphQL WebSockets OpenAPI OAuth Firebase Cloud Messaging (FCM) Apple Push Notification Service (APNS)

Coroutines & Concurrency

Kotlin Coroutines Flow Channel SharedFlow StateFlow

Performance Monitoring

Android Profiler Firebase Performance Monitoring Flipper New Relic Sentry Instabug BugSnag

Cloud

AWS Amplify Amazon S3 Amazon Lambda Google Cloud Firebase Azure DigitalOcean

DevOps

Docker Kubernetes Fastlane AWS CloudFormation Terraform Jenkins Bitrise

CI/CD

GitHub Actions GitLab CI/CD Jenkins CircleCI Bitrise Codemagic Azure DevOps

State Management

ViewModel LiveData Flow Redux MobX RxJava

Testing Tools

JUnit Espresso Mockito Appium UI Automator Firebase Test Lab Postman

Version Control

Git GitHub GitLab Bitbucket Azure DevOps

Authentication

OAuth Firebase Auth Auth0 AWS Cognito JWT OpenID Connect Keycloak

Project Management

Jira Trello Asana ClickUp Monday.com Linear Wrike Notion Basecamp

Kotlin Integrations Our Developers Expertise In

Hire Kotlin developers from CMARIX to extend the capabilities of native Android applications with their integration expertise of Kotlin with:

Hire Kotlin Developer
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Kotlin + Node.js

Integrate Kotlin with Node.js to develop dynamic, non-blocking web applications that handle real-time processing efficiently. This combination ensures high-performance solutions tailored for modern businesses.

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Kotlin + ASP.NET

We expertise in Kotlin and ASP.NET integration, offering scalable, cloud-ready enterprise applications with cross-platform capabilities and a secure backend architecture.

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Kotlin Multiplatform Mobile + Ktor

Our dedicated Kotlin developers create cross-platform applications with Kotlin Multiplatform Mobile and Ktor, delivering lightweight yet efficient backends for seamless API interactions.

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Kotlin + MySQL

CMARIX specializes in Kotlin and MySQL, ensuring structured and high-performance database management for scalable applications. Our database developers design optimized backend solutions tailored to business needs.

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Kotlin + Spring Boot

Hire Kotlin developers to build scalable, high-performance backend applications using Kotlin and Spring Boot. This combination ensures enterprise-grade solutions with seamless integration and reliability.

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Kotlin + GraphQL

Hire Kotlin developers to integrate Kotlin with GraphQL for efficient, flexible data fetching. This combination reduces over-fetching, optimizes API performance, and enhances user experience in modern applications.

Why Choose Kotlin Over Java for Your Development Needs?

At CMARIX, we recognize Kotlin's superiority over Java as a dynamic programming language, reflecting in our development approach. With a focus on clean, secure code, Kotlin's concise syntax enhances readability compared to Java's complexity. This simplicity accelerates learning and ensures efficient code management. Additionally, Kotlin's integrated security features offer enhanced protection for your codebase.

Functional programming is a highlight of Kotlin, granting developers the power to craft reusable, efficient code. By employing higher-order functions, we create versatile applications meeting diverse user needs. Coroutines, a distinctive Kotlin feature, provide a revolutionary edge, allowing tasks to pause and resume seamlessly. This agility accelerates app development, enhancing responsiveness.

Industry trends echo Kotlin's prowess. Leading companies like Google, Uber, and Pinterest are transitioning to Kotlin, lured by improved stability, code quality, and enriched user experiences. CMARIX embraces Kotlin as the preferred choice for development, leveraging its advantages to deliver unparalleled results.

As you navigate the dynamic landscape of app development, choosing Kotlin embodies a forward-looking approach. CMARIX's expertise in harnessing Kotlin ensures your projects thrive, empowered by cleaner syntax, versatile functionality, and the promise of an agile future. Embrace Kotlin, and together, let's elevate your development journey.

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