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Home Software Developers Kotlin

Top Kotlin Developers

Kotlin has become the preferred language for Android development and is rapidly expanding into backend services and multiplatform applications. Its concise syntax, null safety, and full interoperability with Java make it a practical choice for teams modernizing existing codebases or building new products from scratch.

Kotlin developers on Clutch are vetted through a verified review process, so you can compare firms based on real client outcomes — not just self-reported credentials. These companies build native Android applications, server-side systems using Ktor or Spring Boot, and cross-platform solutions with Kotlin Multiplatform (KMP). Related directories: Android app development companies, mobile app development companies, and the full Kotlin developers directory.

Ratings Updated: September 10, 2026
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5,519 Companies

Programming & Scripting: Kotlin

List of the Top Kotlin Development Services

  • Doota | Technology, Design & Innovation Company Logotype

    Doota | Technology, Design & Innovation Company

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49

    Services provided

    10% Custom Software Development
    10% AI Development
    10% Business Consulting +8
    10% E-Commerce Development
    10% IT Strategy Consulting
    10% Mobile App Development
    10% Product Design
    10% UX/UI Design
    10% Web Development
    5% BI & Big Data Consulting & SI
    5% Blockchain

    Focus Areas

    12% Kotlin
    13% AJAX
    13% Ember.js +5
    13% Redux
    13% SQL
    13% Swift
    13% Visual Basic
    10% Objective C

    UX design agency Doota | Technology, Design & Innovation Company offers UX/UI Design and Product Design. They are based in Mountain View, California.

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  • Observian Logotype

    Not yet reviewed

    $10,000+
    $200 - $300 / hr
    10 - 49
    Salt Lake City, UT

    Services provided

    35% Cloud Consulting & SI
    20% Cybersecurity
    20% Enterprise App Modernization +6
    10% BI & Big Data Consulting & SI
    5% IT Managed Services
    5% IT Strategy Consulting
    2% IT Staff Augmentation
    2% IoT Development
    1% Application Management & Support

    Focus Areas

    10% Kotlin
    10% Ember.js
    10% JavaScript +7
    10% Other programming & scripting languages
    10% PHP
    10% Python
    10% Redux
    10% Typescript
    10% UnrealScript
    10% Visual Basic

    Observian, a small cloud consulting & SI company, is based in Salt Lake City, Utah. Their services include cloud consulting & SI and Cybersecurity.

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  • SiligentLogic LLC Logotype

    Not yet reviewed

    $100,000+
    $200 - $300 / hr
    250 - 999
    Hillside, NJ

    Services provided

    10% Custom Software Development
    45% Document Digitization & Management
    15% ERP Consulting and SI +3
    10% AI Development
    10% IT Strategy Consulting
    10% Robotics Process Automation

    Focus Areas

    15% Kotlin
    60% Python
    15% Swift +1
    10% C#

    SiligentLogic LLC, a Document Digitization & Management company, was launched in 2010. The agency offers Document Digitization & Management and ERP consulting and SI.

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  • IeDigitals LTD Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Port Harcourt, Nigeria

    Services provided

    30% E-Commerce Development
    20% Web Design
    20% Web Development +3
    15% Graphic Design
    10% Mobile App Development
    5% Logo

    Focus Areas

    10% Kotlin
    40% PHP
    30% Python +1
    20% JavaScript

    IeDigitals LTD is an e-commerce development firm based in Port Harcourt, Nigeria and Miami, Florida. They specialize in E-Commerce Development and Web Design.

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  • Code2dev Technologies Private Limited Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    2 - 9
    Noida, India

    Services provided

    15% Logo
    15% Pay Per Click
    15% Product Design +5
    15% Search Engine Optimization
    10% Content Writing Services
    10% Low/No Code Development
    10% Mobile App Development
    10% Web Design

    Focus Areas

    10% Kotlin
    20% PHP
    20% Python +5
    15% JavaScript
    10% HTML5
    10% SQL
    10% Swift
    5% Redux

    Code2dev Technologies Private Limited is a small SEO agency founded in 2017. Their team offers Search Engine Optimization and Pay Per Click.

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  • Arckipel Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    2 - 9
    Tallinn, Estonia

    Services provided

    10% Custom Software Development
    10% Mobile App Development
    10% UX/UI Design +22
    10% Web Design
    5% Application Testing
    5% Product Design
    4% Digital Strategy
    4% ERP Consulting and SI
    4% Enterprise App Modernization
    4% IT Managed Services
    4% IT Staff Augmentation
    4% IT Strategy Consulting
    4% IoT Development
    4% Web Development
    3% Application Management & Support
    3% Unified Communications Consulting & SI
    2% Branding
    2% Cloud Consulting & SI
    2% DevOps Managed Services
    1% AI Consulting
    1% API Development
    1% Logo
    1% Microservices Architecture Services
    1% Other Application Development
    1% Print Design

    Focus Areas

    10% Kotlin
    25% Swift
    20% Python +3
    20% SQL
    15% JavaScript
    10% PHP

    Arckipel is a small Tallinn, Estonia-based custom software development firm. Their services include Custom Software Development and Mobile App Development.

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  • Upperthrust Technologies Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Pune, India

    Services provided

    10% Custom Software Development
    20% Mobile App Development
    14% Low/No Code Development +8
    10% Architectural Design
    10% Cloud Consulting & SI
    10% Product Design
    10% UX/UI Design
    5% Application Management & Support
    5% Blockchain
    5% IT Staff Augmentation
    1% Web Design

    Focus Areas

    10% Kotlin
    20% JavaScript
    15% Java +6
    15% Redux
    15% Swift
    10% Python
    5% AJAX
    5% Ember.js
    5% SQL

    Upperthrust Technologies is a custom software development firm. The agency is located in Pune, India. Their team focuses on Custom Software Development and Mobile App Development.

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  • AdverScribe Ad Solutions Private Limited Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    10 - 49
    Bengaluru, India

    Services provided

    30% Digital Strategy
    15% Advertising
    15% E-Commerce Development +4
    10% AR/VR Development
    10% Mobile App Development
    10% Pay Per Click
    10% Web Development

    Focus Areas

    15% Kotlin
    26% PHP
    16% JavaScript +4
    16% Python
    11% Java
    11% Swift
    5% AJAX

    AdverScribe Ad Solutions Private Limited, a Digital Strategy company, is based in Bengaluru, India. They specialize in Digital Strategy and Advertising.

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  • Techniverse Software Consulting Pvt. Ltd. Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    10 - 49
    Rajkot, India

    Services provided

    10% Custom Software Development
    15% E-Commerce Development
    15% Mobile App Development +5
    15% Search Engine Optimization
    15% UX/UI Design
    10% IT Strategy Consulting
    10% Low/No Code Development
    10% Web Development

    Focus Areas

    10% Kotlin
    10% AJAX
    10% Java +7
    10% JavaScript
    10% Objective C
    10% Other programming & scripting languages
    10% PHP
    10% SQL
    10% Swift
    10% Visual Basic

    Techniverse Software Consulting Pvt. Ltd. Is a SEO services firm. The team specializes in Search Engine Optimization and UX/UI Design and is headquartered in Rajkot, India.

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  • Elite IT Team Logotype

    Not yet reviewed

    $1,000+
    Undisclosed
    10 - 49
    Altrincham, England

    Services provided

    15% Cybersecurity
    15% IT Strategy Consulting
    15% Mobile App Development +5
    15% Search Engine Optimization
    10% AR/VR Development
    10% Low/No Code Development
    10% Web Design
    10% Web Development

    Focus Areas

    10% Kotlin
    25% Python
    13% AJAX +4
    13% JavaScript
    13% PHP
    13% SQL
    13% Swift

    Elite IT Team is an Altrincham, England-based SEO agency. They offer Search Engine Optimization and Web Design.

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  • Deepcoder PVT LTD Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    10 - 49
    Ahmedabad, India

    Services provided

    20% API Development
    20% E-Commerce Development
    20% IT Strategy Consulting +3
    20% Mobile App Development
    10% Low/No Code Development
    10% Web Development

    Focus Areas

    15% Kotlin
    45% PHP
    20% AJAX +2
    10% Java
    10% jquery

    Deepcoder PVT LTD is an IT strategy consulting company in Ahmedabad, India. Their services include IT strategy consulting and Web Development.

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  • Valerian Logotype

    Valerian

    Not yet reviewed

    $25,000+
    $200 - $300 / hr
    10 - 49

    Services provided

    10% Custom Software Development
    10% AI Consulting
    10% AI Development +10
    10% DevOps Managed Services
    10% Enterprise App Modernization
    10% Generative AI
    10% Microservices Architecture Services
    5% API Development
    5% BI & Big Data Consulting & SI
    5% Cloud Consulting & SI
    5% IT Strategy Consulting
    5% Other Application Development
    5% Web Development

    Focus Areas

    20% Kotlin
    20% Objective C
    20% Python +2
    20% SQL
    20% Swift

    Valerian is a Menifee, California-based custom software development company. They offer Custom Software Development and Enterprise App Modernization and were launched in 2018.

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  • Max Shostak Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    Freelancer
    Torrevieja, Spain

    Services provided

    100% Custom Software Development

    Focus Areas

    25% Kotlin
    50% Java
    25% HTML5

    Max Shostak is a software development firm. The Torrevieja, Spain-based company was launched in 2008. Their services include Custom Software Development.

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  • Badfox Studio Logotype

    Not yet reviewed

    $5,000+
    < $25 / hr
    2 - 9
    Navi Mumbai, India

    Services provided

    12% Custom Software Development
    17% Architectural Design
    17% Mobile App Development +4
    15% E-Commerce Development
    15% Web Development
    12% UX/UI Design
    12% Web Design

    Focus Areas

    12% Kotlin
    15% Redux
    15% Typescript +6
    13% JavaScript
    12% PHP
    10% Swift
    8% Go
    8% SQL
    7% Ember.js

    Badfox Studio is an Architectural Design company launched in 2009. Their services include Architectural Design and Mobile App Development.

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  • WERXE Logotype

    Not yet reviewed

    $25,000+
    $50 - $99 / hr
    2 - 9
    Rijeka, Croatia

    Services provided

    27% Custom Software Development
    23% Cloud Consulting & SI
    17% Application Testing +5
    10% IT Strategy Consulting
    8% Enterprise App Modernization
    5% Cybersecurity
    5% Mobile App Development
    5% Web Development

    Focus Areas

    17% Kotlin
    20% Go
    15% PHP +4
    15% SQL
    15% Typescript
    13% Java
    5% JavaScript

    Established in 2022, WERXE, a small software development firm, is located in Rijeka, Croatia. Their services include Custom Software Development and cloud consulting & SI.

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  • Invento Crew Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    2 - 9
    Multan, Pakistan

    Services provided

    10% Custom Software Development
    12% Low/No Code Development
    10% AR/VR Development +8
    10% Content Writing Services
    10% Graphic Design
    10% Mobile App Development
    10% Web Design
    9% UX/UI Design
    9% Web Development
    7% Social Media Marketing
    3% Video Production

    Focus Areas

    17% Kotlin
    17% Python
    11% C# +5
    11% C++
    11% JavaScript
    11% PHP
    11% Ruby
    11% Swift

    Invento Crew, a software development company, was founded in 2022. They specializes in Custom Software Development and Web Design.

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  • Omega Orion Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    2 - 9
    Sahibzada Ajit Singh Nagar, India

    Services provided

    30% UX/UI Design
    25% Mobile App Development
    10% AR/VR Development +4
    10% Low/No Code Development
    10% Web Design
    10% Web Development
    5% Logo

    Focus Areas

    17% Kotlin
    41% Swift
    24% JavaScript +2
    12% Typescript
    6% HTML5

    Established in 2021, Omega Orion is a mobile app development firm. The company offers Mobile App Development and UX/UI Design, and is small.

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  • Marketozz Logotype

    Marketozz

    5.0 1 review
    $1,000+
    < $25 / hr
    50 - 249

    Services provided

    30% Other Digital Marketing
    20% Mobile App Development
    20% Search Engine Optimization +3
    10% IT Staff Augmentation
    10% Low/No Code Development
    10% Web Development

    Focus Areas

    10% Kotlin
    20% Other programming & scripting languages
    10% C# +6
    10% Java
    10% PHP
    10% Python
    10% Ruby
    10% SQL
    10% Swift

    Marketozz specializes in providing tax filing and compliance, auditing services, company creation and compliance, documentation and filing, and GST services. The reviews highlight their commitment to proactive communication, timely project updates, and effective project management. Clients appreciate their ability to enhance visibility and achieve organic growth while maintaining a professional and responsive approach.

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  • TaskCraft Technologies LLP Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    50 - 249
    Indore, India

    Services provided

    10% Custom Software Development
    15% IT Staff Augmentation
    15% Low/No Code Development +8
    10% Other Application Development
    10% Sales Outsourcing
    10% Web Design
    10% Web Development
    5% Application Management & Support
    5% IT Managed Services
    5% Mobile App Development
    5% UX/UI Design

    Focus Areas

    10% Kotlin
    10% AJAX
    10% Ember.js +7
    10% Python
    10% Redux
    10% Ruby
    10% SQL
    10% Typescript
    5% Java
    5% JavaScript

    In Indore, India, TaskCraft Technologies LLP is a midsize web development company. The team specializes in Web Development and IT staff augmentation.

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  • HR Perfect Solution Providers Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    1,000 - 9,999
    Lahore, Pakistan

    Services provided

    10% Custom Software Development
    40% HR Outsourcing
    20% HR Consulting +3
    10% IT Managed Services
    10% Recruitment Process Outsourcing
    10% Web Design

    Focus Areas

    10% Kotlin
    25% PHP
    20% SQL +6
    10% HTML5
    10% JavaScript
    10% jquery
    5% AJAX
    5% ASP
    5% ASP.NET

    HR Outsourcing company HR Perfect Solution Providers was established in 2011. The team provides HR Outsourcing and HR Consulting.

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  • Triophore Technologies Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Kattangal, India

    Services provided

    20% Blockchain
    20% Cloud Consulting & SI
    20% Mobile App Development +4
    10% AI Development
    10% IoT Development
    10% Low/No Code Development
    10% Web Development

    Focus Areas

    10% Kotlin
    25% JavaScript
    20% Java +5
    15% Python
    10% Go
    10% Rust
    5% C#
    5% HTML5

    Triophore Technologies is a cloud consulting & SI company. Founded in 2015, their team focuses on cloud consulting & SI and Web Development.

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  • Apzzo Technologies Private Limited Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    50 - 249
    Chennai, India

    Services provided

    20% Custom Software Development
    50% IT Staff Augmentation
    20% IT Managed Services +1
    10% Web Design

    Focus Areas

    20% Kotlin
    20% JavaScript
    20% PHP +2
    20% Python
    20% Swift

    Apzzo Technologies Private Limited is an IT staff augmentation company founded in 2019. The team offers IT staff augmentation and IT managed services.

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  • Traxcel LLC Logotype

    Traxcel LLC

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    50 - 249

    Services provided

    20% Custom Software Development
    30% IT Managed Services
    20% BI & Big Data Consulting & SI +3
    10% Customer Service Outsourcing
    10% Enterprise App Modernization
    10% IT Staff Augmentation

    Focus Areas

    10% Kotlin
    10% ASP.NET
    10% C# +7
    10% HTML5
    10% Java
    10% Python
    10% SQL
    10% Swift
    10% Visual Basic
    10% XML

    In Houston, Texas and Karachi, Pakistan, Traxcel LLC is an IT managed services company. Launched in 2009, the team specializes in IT managed services and BI & big data consulting & SI.

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  • D-tech and Consultancy Logotype

    D-tech and Consultancy

    Not yet reviewed

    $10,000+
    $100 - $149 / hr
    50 - 249

    Services provided

    20% BI & Big Data Consulting & SI
    20% Cybersecurity
    20% IT Managed Services +2
    20% IT Strategy Consulting
    20% Mobile App Development

    Focus Areas

    20% Kotlin
    20% Python
    20% SQL +2
    20% Swift
    20% Visual Basic

    IT strategy consulting company D-tech and Consultancy is based in Islamabad, Pakistan. They provide IT strategy consulting and BI & big data consulting & SI.

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  • Fluttydev Pvt Ltd Logotype

    Fluttydev Pvt Ltd

    Not yet reviewed

    $1,000+
    < $25 / hr
    2 - 9

    Services provided

    10% Custom Software Development
    30% AI Development
    25% Blockchain +2
    20% Mobile App Development
    15% Low/No Code Development

    Focus Areas

    15% Kotlin
    20% PHP
    20% SQL +3
    15% JavaScript
    15% Python
    15% Swift

    Fluttydev Pvt Ltd is a mobile application development firm based in Islamabad, Pakistan. They specialize in Mobile App Development and Artificial Intelligence and were launched in 2021.

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  • Fuel Global Logotype

    Fuel Global

    5.0 1 review
    $5,000+
    $50 - $99 / hr
    50 - 249

    Services provided

    15% UX/UI Design
    15% Web Design
    10% AI Development +6
    10% BI & Big Data Consulting & SI
    10% Cloud Consulting & SI
    10% IT Staff Augmentation
    10% IoT Development
    10% Mobile App Development
    10% Web Development

    Focus Areas

    13% Kotlin
    22% Objective C
    22% Swift +8
    11% AJAX
    11% Redux
    11% SQL
    2% PHP
    2% Perl
    2% Python
    2% Ruby
    2% Typescript

    Fuel Global provides app design, development, and testing services that enhance customer engagement. Reviews highlight the company's ability to deliver high-quality, user-friendly apps with seamless interfaces and real-time functionality. Clients commend Fuel Global for its effective project management and strong alignment with client visions, leading to notable increases in user engagement and positive customer feedback.

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  • Pungo Logotype

    Pungo

    Not yet reviewed

    $1,000+
    Undisclosed
    10 - 49

    Services provided

    10% Custom Software Development
    40% Web Design
    15% HR Consulting +5
    10% Digital Strategy
    10% Enterprise App Modernization
    5% Logo
    5% Mobile App Development
    5% Search Engine Optimization

    Focus Areas

    15% Kotlin
    10% C#
    10% Java +12
    10% Objective C
    5% AJAX
    5% ASP.NET
    5% C++
    5% HTML5
    5% JavaScript
    5% PHP
    5% Python
    5% SQL
    5% Swift
    5% XML
    5% jquery

    Established in 2019, Pungo is a web design agency. The team focuses on Web Design and HR Consulting.

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  • Cybersapient Technologies Logotype

    Cybersapient Technologies

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    50 - 249

    Services provided

    15% Cloud Consulting & SI
    15% Product Design
    10% BI & Big Data Consulting & SI +6
    10% Cybersecurity
    10% E-Commerce Development
    10% Low/No Code Development
    10% Mobile App Development
    10% UX/UI Design
    10% Web Development

    Focus Areas

    17% Kotlin
    29% JavaScript
    18% Python +3
    18% Swift
    12% Go
    6% Objective C

    Launched in 2021, Cybersapient Technologies is a Product Design company. The company provides Product Design and cloud consulting & SI, and is midsize.

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  • Kartal inc. Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    10 - 49
    Port Harcourt, Nigeria

    Services provided

    12% Custom Software Development
    12% Web Design
    10% Graphic Design +9
    10% Mobile App Development
    10% Web Development
    9% Social Media Marketing
    8% E-Commerce Development
    7% IT Strategy Consulting
    6% Digital Strategy
    6% Print Design
    5% Logo
    5% Search Engine Optimization

    Focus Areas

    10% Kotlin
    40% PHP
    12% AJAX +4
    12% SQL
    10% Java
    10% JavaScript
    6% Redux

    Launched in 2017, Kartal inc., a small web design agency, is based in Port Harcourt, Nigeria. Their services include Web Design and Custom Software Development.

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  • YSD Logotype

    Not yet reviewed

    $10,000+
    $100 - $149 / hr
    10 - 49
    Tsuen Wan, Hong Kong

    Services provided

    38% Web Design
    18% Branding
    18% Mobile App Development +2
    13% Advertising
    13% Social Media Marketing

    Focus Areas

    20% Kotlin
    20% Java
    20% JavaScript +2
    20% PHP
    20% Swift

    YSD is a web design agency founded in 2000. The company focuses on Web Design and Branding, and is small.

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  • Inriguo Logotype

    Inriguo

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49

    Services provided

    15% Graphic Design
    15% Logo
    15% Pay Per Click +4
    15% Search Engine Optimization
    15% Social Media Marketing
    15% Web Design
    10% Web Development

    Focus Areas

    32% Kotlin
    31% Ember.js
    31% Redux +1
    6% SQL

    Inriguo is a social media marketing agency. Established in 2022, the team provides Social Media Marketing and Search Engine Optimization. The firm is headquartered in Los Angeles, California.

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  • CROWNSTACK Logotype

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    50 - 249
    New Delhi, India

    Services provided

    60% IT Staff Augmentation
    10% Application Testing
    10% Cloud Consulting & SI +2
    10% Mobile App Development
    10% Web Development

    Focus Areas

    15% Kotlin
    20% Redux
    20% Typescript +5
    15% Swift
    10% PHP
    10% Python
    5% JavaScript
    5% Ruby

    CROWNSTACK is an IT staff augmentation company. The New Delhi, India-based company was launched in 2017. Their services include IT staff augmentation and cloud consulting & SI.

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  • WEBART TECHNOLOGY PRIVATE LIMITED Logotype

    Not yet reviewed

    $1,000+
    $200 - $300 / hr
    50 - 249
    Kolkata, India

    Services provided

    10% CRM Consulting and SI
    10% Content Marketing
    10% Ecommerce Marketing +7
    10% Email Marketing
    10% Mobile App Development
    10% Pay Per Click
    10% Search Engine Optimization
    10% Social Media Marketing
    10% UX/UI Design
    10% Web Development

    Focus Areas

    15% Kotlin
    20% C#
    20% Java +3
    15% JavaScript
    15% Objective C
    15% Swift

    WEBART TECHNOLOGY PRIVATE LIMITED, a midsize social media marketing company, is in Kolkata, India and Kolkata, India. Their services include Social Media Marketing and Content Marketing.

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  • eQuadriga Software Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Tiruchirappalli, India

    Services provided

    5% Custom Software Development
    10% BI & Big Data Consulting & SI
    10% CRM Consulting and SI +13
    10% Mobile App Development
    10% Web Development
    5% AI Agents
    5% AI Consulting
    5% AI Development
    5% Application Testing
    5% E-Commerce Development
    5% Graphic Design
    5% IT Staff Augmentation
    5% IoT Development
    5% Social Media Marketing
    5% Staffing
    5% Web Design

    Focus Areas

    10% Kotlin
    10% ASP.NET
    10% Java +10
    10% Other programming & scripting languages
    10% PHP
    10% Python
    10% Swift
    5% C#
    5% HTML5
    5% JavaScript
    5% Objective C
    5% SQL
    5% jquery

    EQuadriga Software is a Tiruchirappalli, India-based business intelligence company. They provide BI & big data consulting & SI and CRM consulting and SI and were founded in 2000.

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  • PsiBorg Technologies Private Limited Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    Noida, India

    Services provided

    10% Custom Software Development
    50% IoT Development
    20% Wearable App Development +3
    10% Mobile App Development
    5% AI Development
    5% AR/VR Development

    Focus Areas

    14% Kotlin
    43% JavaScript
    43% Redux

    Founded in 2018, PsiBorg Technologies Private Limited is a small IoT development company. Their team provides IoT development and Wearable App Development.

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  • CodePulse Infotech Logotype

    CodePulse Infotech

    5.0 1 review
    $1,000+
    < $25 / hr
    2 - 9

    Services provided

    10% Custom Software Development
    20% Mobile App Development
    10% API Development +6
    10% AR/VR Development
    10% Low/No Code Development
    10% Other Application Development
    10% UX/UI Design
    10% Web Design
    10% Web Development

    Focus Areas

    11% Kotlin
    16% Java
    16% PHP +6
    14% HTML5
    11% Python
    11% SQL
    11% Swift
    5% Redux
    5% Ruby

    Welcome to CodePulse Infotech, CodePulse Infotech is an IT services consulting company, We aim to design, develop, & deploy reliable & scalable software systems globally. We have an

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  • Vigorous Technologies Logotype

    Vigorous Technologies

    Not yet reviewed

    $5,000+
    < $25 / hr
    2 - 9

    Services provided

    10% Custom Software Development
    35% Logo
    20% Mobile App Development +2
    20% Video Production
    15% Web Development

    Focus Areas

    10% Kotlin
    15% Java
    15% Swift +8
    10% AJAX
    10% JavaScript
    10% Objective C
    10% Redux
    5% ASP.NET
    5% C#
    5% Ember.js
    5% XML

    Vigorous Technologies is a Logo company launched in 2017. Their team focuses on Logo and Mobile App Development.

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  • OR ZO Digital Media Logotype

    Not yet reviewed

    Undisclosed
    < $25 / hr
    2 - 9
    Dubai, United Arab Emirates

    Services provided

    12% Low/No Code Development
    10% Web Development
    5% Content Marketing +17
    5% Conversion Optimization
    5% Digital Strategy
    5% E-Commerce Development
    5% Ecommerce Marketing
    5% Email Marketing
    5% Graphic Design
    5% Mobile & App Marketing
    5% Other Design
    5% Other Digital Marketing
    5% Packaging Design
    5% Pay Per Click
    5% Print Design
    5% Search Engine Optimization
    5% Social Media Marketing
    1% Mobile App Development
    1% UX/UI Design
    1% Web Design

    Focus Areas

    100% Kotlin

    OR ZO Digital Media is a website development company. Based in Dubai, United Arab Emirates, the agency specializes in Web Development and Digital Strategy.

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  • Hivegard Dev Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    2 - 9
    Poznań, Poland

    Services provided

    25% Mobile App Development
    25% UX/UI Design
    15% Low/No Code Development +4
    10% AR/VR Development
    10% Web Design
    10% Web Development
    5% Blockchain

    Focus Areas

    16% Kotlin
    56% Swift
    28% Python

    Hivegard Dev is a mobile app development firm launched in 2022. Their services include Mobile App Development and UX/UI Design.

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  • Tronity Solutions Private Limited Logotype

    Tronity Solutions Private Limited

    Not yet reviewed

    $1,000+
    < $25 / hr
    2 - 9

    Services provided

    20% E-Commerce Development
    20% Mobile App Development
    20% Web Development +4
    10% AR/VR Development
    10% Digital Strategy
    10% UX/UI Design
    10% Web Design

    Focus Areas

    11% Kotlin
    21% JavaScript
    16% Python +5
    14% PHP
    11% HTML5
    11% SQL
    11% Swift
    5% Typescript

    Web development company Tronity Solutions Private Limited was founded in 2023. The small team provides Web Development and Mobile App Development.

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  • Digital Media Spark Logotype

    Digital Media Spark

    Not yet reviewed

    Undisclosed
    < $25 / hr
    2 - 9

    Services provided

    7% Custom Software Development
    15% Mobile App Development
    15% Web Development +7
    11% E-Commerce Development
    10% AR/VR Development
    10% Advertising
    10% IT Strategy Consulting
    10% Search Engine Optimization
    7% Branding
    5% AI Development

    Focus Areas

    14% Kotlin
    16% JavaScript
    16% PHP +6
    11% HTML5
    11% Java
    11% Other programming & scripting languages
    11% Swift
    5% C#
    5% C++

    Digital Media Spark is a web development company established in 2020. The team focuses on Web Development and Mobile App Development and is in Rourkela, India.

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  • Roy Technoworld Logotype

    Not yet reviewed

    Undisclosed
    < $25 / hr
    2 - 9
    Kolkata, India

    Services provided

    20% Digital Strategy
    20% Mobile App Development
    20% UX/UI Design +2
    20% Web Design
    20% Web Development

    Focus Areas

    15% Kotlin
    20% Java
    15% PHP +7
    10% AJAX
    10% Python
    10% SQL
    5% HTML5
    5% JavaScript
    5% XML
    5% jquery

    Roy Technoworld is a Digital Strategy company. Their small team is headquartered in Kolkata, India and specializes in Digital Strategy and Web Design. The agency was established in 2017.

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  • Kopoka Logotype

    Kopoka

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    2 - 9

    Services provided

    45% Custom Software Development
    55% AI Development

    Focus Areas

    10% Kotlin
    30% Python
    10% C# +8
    10% SQL
    10% Swift
    5% AJAX
    5% ASP.NET
    5% HTML5
    5% JavaScript
    5% Other programming & scripting languages
    5% PHP

    Kopoka is an Iizuka, Japan-based artificial intelligence development company. Launched in 2018, the team provides Artificial Intelligence and Custom Software Development.

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  • VEI Technology Pvt. Ltd. Logotype

    VEI Technology Pvt. Ltd.

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49

    Services provided

    1% Custom Software Development
    20% Blockchain
    10% AR/VR Development +13
    10% Low/No Code Development
    10% Mobile App Development
    10% Web Development
    5% Blockchain Marketing
    5% Branding
    5% E-Commerce Development
    5% Marketing Strategy
    5% Pay Per Click
    5% Social Media Marketing
    5% Wearable App Development
    2% Application Management & Support
    1% UX/UI Design
    1% Web Design

    Focus Areas

    11% Kotlin
    11% HTML5
    11% JavaScript +9
    11% Other programming & scripting languages
    11% SQL
    11% Swift
    6% C#
    6% C++
    6% Java
    6% Typescript
    6% UnrealScript
    4% PHP

    Launched in 2022, VEI Technology Pvt. Ltd. Is a small Blockchain company in Islamabad, Pakistan. Their team focuses on Blockchain and Web Development.

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  • DevSnap Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    2 - 9
    Smyrna, GA

    Services provided

    20% Application Testing
    20% Generative AI
    20% IT Staff Augmentation +3
    20% Mobile App Development
    10% Low/No Code Development
    10% Web Development

    Focus Areas

    20% Kotlin
    20% Java
    20% JavaScript +2
    20% PHP
    20% Swift

    DevSnap is an IT staff augmentation company. The agency is based in Smyrna, Georgia and Atlanta, Pakistan. Their team provides IT staff augmentation and Web Development.

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  • CodeFreaks Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Milton, DE

    Services provided

    30% Mobile App Development
    20% Application Testing
    20% UX/UI Design +3
    10% Business Consulting
    10% IT Strategy Consulting
    10% Web Design

    Focus Areas

    10% Kotlin
    30% JavaScript
    15% Swift +5
    10% Go
    10% HTML5
    10% Python
    10% Typescript
    5% Objective C

    CodeFreaks is an application development company. Based in Milton, Delaware, the company was founded in 2021. Their team specializes in Mobile App Development and UX/UI Design.

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  • AppWorks Technologies Pvt Ltd Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    10 - 49
    Lucknow, India

    Services provided

    1% Custom Software Development
    13% Low/No Code Development
    10% Web Design +15
    10% Web Development
    5% Application Management & Support
    5% Blockchain
    5% Corporate Training & Coaching
    5% E-Commerce Development
    5% ERP Consulting and SI
    5% Enterprise App Modernization
    5% Graphic Design
    5% IT Strategy Consulting
    5% Logistics & Supply Chain Consulting
    5% Logo
    5% Other Application Development
    5% Product Design
    5% UX/UI Design
    1% Mobile App Development

    Focus Areas

    25% Kotlin
    25% AJAX
    25% JavaScript +1
    25% PHP

    AppWorks Technologies Pvt Ltd, a web design company, was launched in 2017. The firm provides Web Design and Web Development.

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  • Dumbo Dude Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Faisalabad, Pakistan

    Services provided

    20% E-Commerce Development
    20% Mobile App Development
    20% Search Engine Optimization +4
    10% Advertising
    10% Low/No Code Development
    10% Social Media Marketing
    10% Web Development

    Focus Areas

    22% Kotlin
    23% Python
    22% Redux +3
    11% Ember.js
    11% PHP
    11% Swift

    Located in Faisalabad, Pakistan, Dumbo Dude is a SEO agency. The team provides Search Engine Optimization and Web Development.

    Read more
    View Profile
  • TechProdigy Solutions Pvt Ltd Logotype

    TechProdigy Solutions Pvt Ltd

    Not yet reviewed

    $25,000+
    $25 - $49 / hr
    10 - 49

    Services provided

    10% Custom Software Development
    10% Application Management & Support
    10% Enterprise App Modernization +12
    10% Low/No Code Development
    10% Other Application Development
    10% UX/UI Design
    10% Web Design
    5% Application Testing
    5% E-Commerce Development
    5% Graphic Design
    5% IoT Development
    5% Wearable App Development
    3% Product Design
    1% Mobile App Development
    1% Web Development

    Focus Areas

    20% Kotlin
    20% Swift
    15% JavaScript +4
    15% Perl
    10% Java
    10% Objective C
    10% SQL

    TechProdigy Solutions Pvt Ltd is an user experience design company. Launched in 2022, the team provides UX/UI Design and Custom Software Development.

    Read more
    View Profile
  • WordPreset Logotype

    WordPreset

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49

    Services provided

    20% Search Engine Optimization
    20% Web Development
    12% Mobile App Development +8
    10% Low/No Code Development
    10% Web Design
    7% UX/UI Design
    6% Graphic Design
    6% Pay Per Click
    3% Content Marketing
    3% Email Marketing
    3% Social Media Marketing

    Focus Areas

    20% Kotlin
    25% JavaScript
    25% PHP +2
    20% Python
    10% jquery

    Founded in 2022, WordPreset is a SEO company. Their services include Search Engine Optimization and Web Design.

    Read more
    View Profile

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Ability to deliver
Focus
Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 Empat
2 Futured
3 Geniusee
4 You are launched
5 Droids On Roids
6 Suffescom Solutions Inc
7 Stfalcon
8 Synergy Labs
9 nomtek
10 ArcTouch
11 itCraft
12 NERDZ LAB
13 Ackee
14 TechnoYuga
15 Konstant Infosolutions

List of the Top 15 Kotlin Development Services

  1. Empat Logotype

    Empat

    $10,000+
    $25 - $49 / hr
    250 - 999
    San Francisco, CA

    Ability to deliver

    40/40.0
    20/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    35% Custom Software Development
    25% Kotlin
    5% Web Development
    40% Mobile App Development
    20% Other
    View Profile Visit Website
  2. Futured Logotype

    Futured

    $10,000+
    $50 - $99 / hr
    50 - 249
    Brno, Czech Republic

    Ability to deliver

    38.7/40.0
    19.4/20 Reviews
    10/10 Clients & Experience
    9.3/10 Market Presence

    Service focus

    15% Web Development
    75% Mobile App Development
    10% Other
    View Profile Visit Website
  3. Geniusee Logotype

    Geniusee

    $25,000+
    $25 - $49 / hr
    250 - 999
    Warszawa, Poland

    Ability to deliver

    40/40.0
    20/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    40% Custom Software Development
    20% Kotlin
    10% Web Development
    20% Mobile App Development
    30% Other
    View Profile Visit Website
  4. You are launched Logotype

    You are launched

    $10,000+
    $25 - $49 / hr
    50 - 249
    Limassol, Cyprus

    Ability to deliver

    39.8/40.0
    19.8/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    40% Custom Software Development
    30% Kotlin
    50% Mobile App Development
    10% Other
    View Profile Visit Website
  5. Droids On Roids Logotype

    Droids On Roids

    $75,000+
    $50 - $99 / hr
    50 - 249
    Wrocław, Poland

    Ability to deliver

    38.4/40.0
    18.6/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    10% Custom Software Development
    40% Kotlin
    80% Mobile App Development
    10% Other
    View Profile Visit Website
  6. Suffescom Solutions Inc Logotype

    Suffescom Solutions Inc

    $25,000+
    $25 - $49 / hr
    250 - 999
    New York, NY

    Ability to deliver

    39.6/40.0
    19.6/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    40% Web Development
    40% Mobile App Development
    20% Other
    View Profile Visit Website
  7. Stfalcon Logotype

    Stfalcon

    $10,000+
    $25 - $49 / hr
    50 - 249
    Khmel'nyts'kyi, Ukraine

    Ability to deliver

    36.9/40.0
    17/20 Reviews
    10/10 Clients & Experience
    9.9/10 Market Presence

    Service focus

    30% Custom Software Development
    50% Kotlin
    40% Mobile App Development
    30% Other
    View Profile Visit Website
  8. Synergy Labs Logotype

    Synergy Labs

    $25,000+
    $50 - $99 / hr
    50 - 249
    Hollywood, FL

    Ability to deliver

    39.5/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.5/10 Market Presence

    Service focus

    10% Custom Software Development
    30% Kotlin
    10% Web Development
    60% Mobile App Development
    20% Other
    View Profile Visit Website
  9. nomtek Logotype

    nomtek

    $25,000+
    $50 - $99 / hr
    50 - 249
    Wrocław, Poland

    Ability to deliver

    36.7/40.0
    17/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    20% Custom Software Development
    50% Kotlin
    45% Mobile App Development
    10% AR/VR Development
    25% Other
    View Profile Visit Website
  10. ArcTouch Logotype

    ArcTouch

    $100,000+
    $50 - $99 / hr
    250 - 999
    San Francisco, CA

    Ability to deliver

    37.8/40.0
    17.8/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    10% Web Development
    20% Mobile App Development
    70% Other
    View Profile Visit Website
  11. itCraft Logotype

    itCraft

    $25,000+
    $50 - $99 / hr
    50 - 249
    Warszawa, Poland

    Ability to deliver

    37.6/40.0
    18/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    50% Custom Software Development
    40% Kotlin
    50% Mobile App Development
    View Profile Visit Website
  12. NERDZ LAB Logotype

    NERDZ LAB

    $5,000+
    $25 - $49 / hr
    50 - 249
    L'viv, Ukraine

    Ability to deliver

    38.9/40.0
    19.4/20 Reviews
    10/10 Clients & Experience
    9.5/10 Market Presence

    Service focus

    35% Web Development
    35% Mobile App Development
    30% Other
    View Profile Visit Website
  13. Ackee Logotype

    Ackee

    $25,000+
    $50 - $99 / hr
    50 - 249
    Karlín, Czech Republic

    Ability to deliver

    38.2/40.0
    18.6/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    30% Web Development
    60% Mobile App Development
    10% Other
    View Profile Visit Website
  14. TechnoYuga Logotype

    TechnoYuga

    $10,000+
    < $25 / hr
    50 - 249
    New Delhi, India

    Ability to deliver

    39.8/40.0
    19.8/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    25% Custom Software Development
    23% Kotlin
    15% Web Development
    25% Mobile App Development
    35% Other
    View Profile Visit Website
  15. Konstant Infosolutions Logotype

    Konstant Infosolutions

    $5,000+
    $25 - $49 / hr
    250 - 999
    Jaipur, India

    Ability to deliver

    39.8/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    10% Web Development
    60% Mobile App Development
    30% Other
    View Profile Visit Website
  16. Excellent Webworld Logotype

    Excellent Webworld

    $25,000+
    $25 - $49 / hr
    250 - 999
    Lakeville, MN

    Ability to deliver

    36.6/40.0
    16.8/20 Reviews
    9.9/10 Clients & Experience
    9.9/10 Market Presence

    Service focus

    15% Custom Software Development
    30% Kotlin
    10% Web Development
    10% Mobile App Development
    15% Enterprise App Modernization
    50% Other
    View Profile Visit Website
  17. CitrusBits Logotype

    CitrusBits

    $50,000+
    $100 - $149 / hr
    50 - 249
    Los Angeles, CA

    Ability to deliver

    36/40.0
    16.4/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    20% Custom Software Development
    55% Kotlin
    40% Mobile App Development
    30% AR/VR Development
    10% Other
    View Profile Visit Website
  18. Sidekick Interactive Logotype

    Sidekick Interactive

    $25,000+
    $100 - $149 / hr
    10 - 49
    Montréal, Canada

    Ability to deliver

    36.9/40.0
    17.4/20 Reviews
    10/10 Clients & Experience
    9.5/10 Market Presence

    Service focus

    20% Custom Software Development
    50% Kotlin
    20% Web Development
    40% Mobile App Development
    20% Other
    View Profile Visit Website
  19. Tapptitude Logotype

    Tapptitude

    $5,000+
    $25 - $49 / hr
    50 - 249
    Cluj-Napoca, Romania

    Ability to deliver

    39/40.0
    19.4/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    20% Web Development
    50% Mobile App Development
    30% Other
    View Profile Visit Website
  20. WOLFPACK DIGITAL Logotype

    WOLFPACK DIGITAL

    $10,000+
    $50 - $99 / hr
    50 - 249
    Cluj-Napoca, Romania

    Ability to deliver

    39.6/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    45% Web Development
    45% Mobile App Development
    10% Other
    View Profile Visit Website
  21. Lampa Software Logotype

    Lampa Software

    $25,000+
    $25 - $49 / hr
    50 - 249
    Vinnytsia, Ukraine

    Ability to deliver

    38.2/40.0
    18.6/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    30% Web Development
    70% Mobile App Development
    View Profile Visit Website
  22. The NineHertz Logotype

    The NineHertz

    $25,000+
    $25 - $49 / hr
    250 - 999
    Jaipur, India

    Ability to deliver

    38/40.0
    18.2/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    20% Custom Software Development
    20% Kotlin
    20% Mobile App Development
    10% Application Management & Support
    20% Enterprise App Modernization
    30% Other
    View Profile Visit Website
  23. Infinum Logotype

    Infinum

    $50,000+
    $150 - $199 / hr
    250 - 999
    New York, NY

    Ability to deliver

    40/40.0
    20/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    20% Custom Software Development
    10% Kotlin
    20% Web Development
    20% Mobile App Development
    40% Other
    View Profile Visit Website
  24. UplineSoft Logotype

    UplineSoft

    $5,000+
    $25 - $49 / hr
    250 - 999
    New York, NY

    Ability to deliver

    38.9/40.0
    20/20 Reviews
    10/10 Clients & Experience
    8.9/10 Market Presence

    Service focus

    60% Custom Software Development
    15% Kotlin
    40% Other
    View Profile Visit Website
  25. TechAhead Logotype

    TechAhead

    $25,000+
    $25 - $49 / hr
    50 - 249
    Agoura Hills, CA

    Ability to deliver

    39.9/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.9/10 Market Presence

    Service focus

    10% Custom Software Development
    15% Kotlin
    50% Mobile App Development
    20% Enterprise App Modernization
    20% Other
    View Profile Visit Website
  26. Jelvix Logotype

    Jelvix

    $50,000+
    $50 - $99 / hr
    250 - 999
    Tallinn, Estonia

    Ability to deliver

    38.9/40.0
    20/20 Reviews
    9.1/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    70% Custom Software Development
    15% Kotlin
    10% Mobile App Development
    20% Other
    View Profile Visit Website
  27. Bolder Apps Logotype

    Bolder Apps

    $5,000+
    $50 - $99 / hr
    50 - 249
    Miami, FL

    Ability to deliver

    37.8/40.0
    18.6/20 Reviews
    10/10 Clients & Experience
    9.2/10 Market Presence

    Service focus

    10% Custom Software Development
    30% Kotlin
    10% Web Development
    60% Mobile App Development
    20% Other
    View Profile Visit Website
  28. JPLoft Logotype

    JPLoft

    $10,000+
    $50 - $99 / hr
    50 - 249
    Denver, CO

    Ability to deliver

    39.7/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    10% Custom Software Development
    15% Kotlin
    10% Web Development
    50% Mobile App Development
    30% Other
    View Profile Visit Website
  29. WEZOM Logotype

    WEZOM

    $50,000+
    $25 - $49 / hr
    250 - 999
    Schaumburg, IL

    Ability to deliver

    39.4/40.0
    19.6/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    30% Custom Software Development
    11% Kotlin
    10% Mobile App Development
    60% Other
    View Profile Visit Website
  30. LeanCode Logotype

    LeanCode

    $25,000+
    $50 - $99 / hr
    50 - 249
    Warszawa, Poland

    Ability to deliver

    39.6/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    15% Custom Software Development
    15% Kotlin
    80% Mobile App Development
    5% Other
    View Profile Visit Website

Latest Kotlin Articles

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Kotlin Development FAQs

Clutch features companies that build modern Android and cross-platform applications using the Kotlin programming language quarterly based on a proprietary methodology. The top Kotlin development companies for 2026 include:

  1. Futured

  2. Empat

  3. Suffescom Solutions Inc

  4. Geniusee

  5. Droids On Roids

  6. You are launched

  7. Stfalcon

  8. nomtek

  9. Synergy Labs

  10. ArcTouch

  11. Ackee

  12. Excellent Webworld

  13. TechnoYuga

  14. Brainvire Infotech Inc

  15. Sidekick Interactive

Kotlin developers write applications using JetBrains' Kotlin programming language. On the Android side, they build native mobile applications using Jetpack Compose, Android SDK APIs, and modern architecture patterns like MVVM or MVI.

On the backend, Kotlin developers build server-side APIs and microservices using Ktor or Spring Boot. Furthermore, an emerging specialty is Kotlin Multiplatform (KMP), where developers write shared business logic that compiles to both Android and iOS.

Clutch’s verified pricing data shows that a focused Android app build typically ranges from $25,000 – $150,000, depending on factors like its complexity, features, and backend requirements.

Meanwhile, hourly rates for Kotlin development firms range from $25 – $149 per hour, with firms in Eastern Europe and Latin America often on the lower end and North American or Western European firms on the higher end.

Dedicated Kotlin shops maintain deeper expertise than generalist firms that work across many languages. They stay current with JetBrains' release cycle, know which libraries are production-stable versus experimental, and have established patterns for common challenges like coroutine exception handling or Compose state management. This depth typically translates to faster delivery, cleaner architecture, and lower long-term maintenance costs.

Start by outlining your project’s specific requirements and assessing their technical fit; confirm the firm has production Kotlin experience rather than Java teams that have adopted Kotlin syntax superficially.

Then, ask to see Kotlin-specific code samples or open-source contributions, and inquire about their familiarity with Kotlin coroutines, Flow, and Kotlin Multiplatform if relevant. Take a moment to thoroughly review their Clutch profiles and client ratings for projects similar to yours in complexity and industry.

Be cautious of firms that list Kotlin as a skill but whose case studies reference only Java or legacy Android development. Other red flags to watch out for include no mention of testing practices, an inability to discuss architectural patterns like Clean Architecture or MVI, and vague answers about how they handle Kotlin version migrations and library compatibility.

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