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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: July 9, 2026
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5,451 Companies

Programming & Scripting: Kotlin

List of the Top Kotlin Development Services

  • Startups Realm Technology Logotype

    Startups Realm Technology

    Not yet reviewed

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

    Services provided

    14% Low/No Code Development
    10% AR/VR Development
    10% E-Commerce Development +10
    10% Mobile App Development
    10% Social Media Marketing
    10% Web Design
    10% Web Development
    5% Advertising
    5% Branding
    5% Cloud Consulting & SI
    5% IoT Development
    5% UX/UI Design
    1% BI & Big Data Consulting & SI

    Focus Areas

    10% Kotlin
    5% AJAX
    5% ASP.NET +16
    5% Apex
    5% C
    5% C#
    5% C++
    5% Ember.js
    5% Go
    5% Java
    5% JavaScript
    5% PHP
    5% Perl
    5% Python
    5% Redux
    5% Ruby
    5% SQL
    5% Swift
    5% Typescript

    Founded in 2021, Startups Realm Technology, a small web development firm, is headquartered in Kathmandu, Nepal. Their services include Web Development and Mobile App Development.

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  • Quaid Soft Logotype

    Not yet reviewed

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

    Services provided

    25% CRM Consulting and SI
    25% ERP Consulting and SI
    10% Application Management & Support +4
    10% Mobile App Development
    10% Search Engine Optimization
    10% Web Design
    10% Web Development

    Focus Areas

    10% Kotlin
    20% C++
    20% SQL +4
    20% Visual Basic
    15% PHP
    10% ASP.NET
    5% Java

    Quaid Soft, a CRM consulting and SI company, was launched in 2015. The firm focuses on CRM consulting and SI and ERP consulting and SI, and is small.

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  • ObriSoft LLC Logotype

    ObriSoft LLC

    Not yet reviewed

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

    Services provided

    10% Custom Software Development
    20% Translation
    20% Web Development +5
    10% Application Testing
    10% Blockchain
    10% IT Managed Services
    10% Low/No Code Development
    10% Other Application Development

    Focus Areas

    10% Kotlin
    55% Python
    10% Ruby +4
    10% SQL
    5% AJAX
    5% PHP
    5% Swift

    ObriSoft LLC is a web development firm. Launched in 2012, the company is located in Lviv, Ukraine. Their services include Web Development and Translation.

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  • Devio Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    10 - 49
    Brooklyn, New York, NY

    Services provided

    20% Mobile App Development
    10% Logo
    10% Low/No Code Development +9
    10% UX/UI Design
    10% Web Design
    10% Web Development
    5% AI Consulting
    5% AI Development
    5% Branding
    5% Content Marketing
    5% Digital Strategy
    5% Graphic Design

    Focus Areas

    10% Kotlin
    20% Python
    15% JavaScript +6
    15% Swift
    10% AJAX
    10% PHP
    10% SQL
    5% HTML5
    5% Objective C

    Established in 2023, Devio is a website development company. The company specializes in Web Development and Mobile App Development, and is small.

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  • insuitLabs Logotype

    insuitLabs

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49

    Services provided

    10% Custom Software Development
    10% AI Development
    10% API Development +7
    10% E-Commerce Development
    10% Generative AI
    10% Mobile App Development
    10% Other Application Development
    10% UX/UI Design
    10% Wearable App Development
    10% Web Development

    Focus Areas

    10% Kotlin
    10% AJAX
    10% C# +7
    10% Java
    10% JavaScript
    10% PHP
    10% Python
    10% Redux
    10% SQL
    10% Swift

    InsuitLabs is an user experience company located in Monthey, Switzerland and Visp, Switzerland. They provide UX/UI Design and Custom Software Development and were established in 2018.

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  • ILMTEC Solutions Logotype

    Not yet reviewed

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

    Services provided

    20% Branding
    20% Cybersecurity
    20% Mobile App Development +3
    20% UX/UI Design
    10% Low/No Code Development
    10% Web Development

    Focus Areas

    10% Kotlin
    25% Typescript
    15% Java +7
    10% JavaScript
    10% Python
    10% SQL
    5% AJAX
    5% PHP
    5% Redux
    5% Ruby

    Established in 2013, ILMTEC Solutions, a small branding agency, is based in Pune, India and Dammam, Saudi Arabia. Their services include Branding and UX/UI Design.

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  • Digital True Technologies - DTrue Tech Logotype

    Not yet reviewed

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

    Services provided

    10% Custom Software Development
    20% Search Engine Optimization
    14% Low/No Code Development +8
    10% E-Commerce Development
    10% Ecommerce Marketing
    10% Mobile App Development
    10% Web Development
    5% API Development
    5% IoT Development
    5% Mobile & App Marketing
    1% Web Design

    Focus Areas

    10% Kotlin
    10% Java
    10% JavaScript +10
    10% PHP
    10% SQL
    10% Swift
    10% jquery
    5% ASP.NET
    5% HTML5
    5% Objective C
    5% Python
    5% Visual Basic
    5% XML

    Digital True Technologies - DTrue Tech is a SEO company founded in 2021. Their team provides Search Engine Optimization and Web Development.

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  • Ghia Technologies Logotype

    Ghia Technologies

    Not yet reviewed

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

    Services provided

    10% Custom Software Development
    20% Branding
    10% E-Commerce Development +9
    10% Graphic Design
    10% Mobile App Development
    10% Web Development
    5% Logo
    5% Mobile & App Marketing
    5% Search Engine Optimization
    5% Social Media Marketing
    5% UX/UI Design
    5% Web Design

    Focus Areas

    10% Kotlin
    13% AJAX
    13% Ember.js +10
    13% Objective C
    13% Redux
    5% HTML5
    5% PHP
    5% Python
    5% Ruby
    5% SQL
    5% Swift
    5% Visual Basic
    3% Perl

    Ghia Technologies, a branding firm, was established in 2023. They offers Branding and Graphic Design.

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  • QuickDIV Logotype

    Not yet reviewed

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

    Services provided

    10% Custom Software Development
    10% AI Development
    10% Blockchain +7
    10% Cloud Consulting & SI
    10% Cybersecurity
    10% IoT Development
    10% Mobile App Development
    10% UX/UI Design
    10% Web Design
    10% Web Development

    Focus Areas

    10% Kotlin
    11% ASP.NET
    11% Go +8
    11% JavaScript
    11% PHP
    11% Python
    11% Redux
    6% Ember.js
    6% Java
    6% SQL
    6% Typescript

    QuickDIV is a web design company. The Ahmedabad, India-based firm was founded in 2024. Their team focuses on Web Design and UX/UI Design.

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  • Meer & Meer LTD Logotype

    Meer & Meer LTD

    Not yet reviewed

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

    Services provided

    25% Search Engine Optimization
    20% Social Media Marketing
    20% UX/UI Design +3
    15% Web Development
    10% Accounting
    10% Low/No Code Development

    Focus Areas

    25% Kotlin
    30% PHP
    25% Python +2
    10% AJAX
    10% Visual Basic

    Meer & Meer LTD is a SEO services firm based in Northolt, England. Their services include Search Engine Optimization and Web Development.

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  • NIXCE Logotype

    NIXCE

    Not yet reviewed

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

    Services provided

    10% Custom Software Development
    10% CRM Consulting and SI
    10% Cybersecurity +7
    10% E-Commerce Development
    10% ERP Consulting and SI
    10% Low/No Code Development
    10% Mobile App Development
    10% UX/UI Design
    10% Web Design
    10% Web Development

    Focus Areas

    10% Kotlin
    10% Objective C
    10% PHP +13
    10% Swift
    5% AJAX
    5% ASP.NET
    5% Ember.js
    5% HTML5
    5% Java
    5% JavaScript
    5% Other programming & scripting languages
    5% Perl
    5% Python
    5% Ruby
    5% SQL
    5% jquery

    NIXCE is a web development firm. Founded in 2023, the team provides Web Development and Web Design. The agency is in Islamabad, Pakistan.

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  • Symbionix Logotype

    Not yet reviewed

    $25,000+
    $50 - $99 / hr
    10 - 49
    Sandton, South Africa

    Services provided

    20% Custom Software Development
    20% IT Staff Augmentation
    20% IT Strategy Consulting +4
    15% DevOps Managed Services
    10% AI Consulting
    10% Mobile App Development
    5% AI Development

    Focus Areas

    10% Kotlin
    30% C#
    25% Java +3
    15% Typescript
    10% JavaScript
    10% Python

    Launched in 2019, Symbionix is a small Sandton, South Africa-based IT strategy consulting company. Their services include IT strategy consulting and IT staff augmentation.

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  • Ciphermind Technologies Logotype

    Ciphermind Technologies

    Not yet reviewed

    Undisclosed
    $25 - $49 / hr
    10 - 49

    Services provided

    20% AI Development
    20% Blockchain
    10% API Development +5
    10% AR/VR Development
    10% ERP Consulting and SI
    10% Low/No Code Development
    10% Mobile App Development
    10% Web Development

    Focus Areas

    10% Kotlin
    11% ASP.NET
    11% C# +10
    11% JavaScript
    11% Python
    11% Typescript
    5% C++
    5% HTML5
    5% Java
    5% Redux
    5% Rust
    5% SQL
    5% jquery

    Application development company Ciphermind Technologies was launched in 2017. The team provides Mobile App Development and Artificial Intelligence and is headquartered in Lahore, Pakistan.

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  • Techronyx Solutions Pvt Ltd Logotype

    Techronyx Solutions Pvt Ltd

    Not yet reviewed

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

    Services provided

    10% Custom Software Development
    10% API Development
    10% E-Commerce Development +7
    10% Low/No Code Development
    10% Microservices Architecture Services
    10% Mobile App Development
    10% UX/UI Design
    10% Wearable App Development
    10% Web Design
    10% Web Development

    Focus Areas

    10% Kotlin
    15% Swift
    10% C++ +8
    10% Java
    10% Python
    10% Ruby
    10% SQL
    10% Typescript
    5% C#
    5% HTML5
    5% jquery

    Techronyx Solutions Pvt Ltd is a small website development firm launched in 2024. Their services include Web Development and Mobile App Development.

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  • Krugis OU Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    Tallinn, Estonia

    Services provided

    10% Custom Software Development
    20% Mobile App Development
    20% Wearable App Development +5
    10% IT Managed Services
    10% IT Staff Augmentation
    10% IT Strategy Consulting
    10% Low/No Code Development
    10% Web Design

    Focus Areas

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

    Krugis OU is an IT strategy consulting company. Located in Tallinn, Estonia and Chennai, India, the agency offers IT strategy consulting and Custom Software Development.

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  • Smart IT Tec Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    Lahore, Pakistan

    Services provided

    20% E-Commerce Development
    20% Mobile App Development
    15% Low/No Code Development +4
    15% UX/UI Design
    10% Search Engine Optimization
    10% Web Design
    10% Web Development

    Focus Areas

    10% Kotlin
    10% AJAX
    10% ASP.NET +7
    10% Go
    10% HTML5
    10% JavaScript
    10% Objective C
    10% Redux
    10% Typescript
    10% jquery

    Smart IT Tec is a website development firm. The small Lahore, Pakistan-based team specializes in Web Development and Mobile App Development. The agency was launched in 2020.

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  • RippleBytes Logotype

    Not yet reviewed

    $1,000+
    $200 - $300 / hr
    10 - 49
    Sydney, Australia

    Services provided

    20% Accounting
    20% Blockchain
    20% Cybersecurity +2
    20% Mobile App Development
    20% UX/UI Design

    Focus Areas

    20% Kotlin
    20% Go
    20% JavaScript +2
    20% Python
    20% SQL

    RippleBytes is an user experience design company. The team specializes in UX/UI Design and Cybersecurity, and the firm is located in Sydney, Australia and Kathmandu, Nepal.

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  • Gigson Solutions Logotype

    Not yet reviewed

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

    Services provided

    20% Custom Software Development
    20% AI Development
    20% API Development +3
    20% Computer Engineering
    10% Cybersecurity
    10% Web Design

    Focus Areas

    20% Kotlin
    20% Java
    20% Python +2
    20% Swift
    20% Typescript

    Gigson Solutions is a Barcelona, Spain-based Cybersecurity company. They focus on Cybersecurity and Custom Software Development and were launched in 2022.

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  • Pixel Code Technologies Logotype

    Not yet reviewed

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

    Services provided

    20% Branding
    20% Low/No Code Development
    20% Search Engine Optimization +2
    20% Social Media Marketing
    20% Web Development

    Focus Areas

    20% Kotlin
    20% AJAX
    20% Redux +2
    20% SQL
    20% Swift

    Pixel Code Technologies, a branding firm, was launched in 2025. The small team focuses on Branding and Social Media Marketing.

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  • Siam SoftTech Solutions Logotype

    Not yet reviewed

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

    Services provided

    20% AI Development
    20% Cloud Consulting & SI
    20% DevOps Managed Services +2
    20% IoT Development
    20% Mobile App Development

    Focus Areas

    20% Kotlin
    20% C#
    20% Java +2
    20% JavaScript
    20% Typescript

    Cloud consulting & SI company Siam SoftTech Solutions is located in Bangkok, Thailand. The team focuses on cloud consulting & SI and Mobile App Development.

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  • Go Design Pros Logotype

    Go Design Pros

    Not yet reviewed

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

    Services provided

    20% E-Commerce Development
    20% Marketing Strategy
    20% Search Engine Optimization +2
    20% Web Design
    20% Web Development

    Focus Areas

    20% Kotlin
    20% AJAX
    20% Ember.js +2
    20% SQL
    20% Swift

    Established in 2015, Go Design Pros is a small Sacramento, California-based Marketing Strategy company. Their services include Marketing Strategy and Search Engine Optimization.

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  • Higain Labs Tech Logotype

    Higain Labs Tech

    Not yet reviewed

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

    Services provided

    20% Custom Software Development
    20% Cybersecurity
    20% IT Strategy Consulting +2
    20% UX/UI Design
    20% Web Design

    Focus Areas

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

    Higain Labs Tech is a web design company launched in 2024. Located in Lalitpur, Nepal, the team focuses on Web Design and UX/UI Design.

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  • Evolviq Digital Logotype

    Evolviq Digital

    Not yet reviewed

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

    Services provided

    10% Custom Software Development
    20% AI Consulting
    20% AI Development +5
    10% Generative AI
    10% Graphic Design
    10% Mobile App Development
    10% Search Engine Optimization
    10% Web Development

    Focus Areas

    10% Kotlin
    10% Ember.js
    10% Java +9
    10% JavaScript
    10% PHP
    10% Python
    10% SQL
    10% Swift
    5% ASP.NET
    5% Apex
    5% HTML5
    5% Other programming & scripting languages

    Evolviq Digital is an AI firm established in 2020. The firm specializes in Artificial Intelligence and AI Consulting, and is small.

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  • Nextwisi Solutions Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    10 - 49
    Sahibzada Ajit Singh Nagar, India

    Services provided

    35% Blockchain
    25% AI Development
    20% Mobile App Development +2
    10% E-Commerce Development
    10% Supply Chain Management

    Focus Areas

    20% Kotlin
    35% Redux
    20% JavaScript +2
    20% Swift
    5% Typescript

    Nextwisi Solutions is a Blockchain company. Located in Sahibzada Ajit Singh Nagar, India, the agency focuses on Blockchain and Artificial Intelligence.

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  • ASYNC Logotype

    ASYNC

    Not yet reviewed

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

    Services provided

    10% Custom Software Development
    10% AI Agents
    10% AI Consulting +7
    10% AI Development
    10% Call Center Services
    10% E-Commerce Development
    10% Generative AI
    10% Mobile App Development
    10% Trucking
    10% Web Development

    Focus Areas

    10% Kotlin
    25% JavaScript
    20% Swift +4
    15% Python
    10% Go
    10% Rust
    10% SQL

    ASYNC is a software development company in Karachi, Pakistan. They specialize in Custom Software Development and Web Development.

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  • Inik Digital Ltd Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Liverpool , England

    Services provided

    25% Digital Strategy
    25% Search Engine Optimization
    25% Web Design +2
    15% Web Development
    10% AR/VR Development

    Focus Areas

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

    Inik Digital Ltd, a Digital Strategy company, focus on Digital Strategy and Search Engine Optimization. They were established in 2017.

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  • First Guide LLC Logotype

    Not yet reviewed

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

    Services provided

    20% E-Commerce Development
    10% Content Marketing
    10% Graphic Design +6
    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

    20% Kotlin
    25% PHP
    10% Python +9
    5% C#
    5% C++
    5% Java
    5% JavaScript
    5% Redux
    5% Ruby
    5% SQL
    5% Swift
    5% Visual Basic

    First Guide LLC is an e-commerce development firm. Their small team is based in Benin City, Nigeria. Their services include E-Commerce Development and UX/UI Design.

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  • Digitaro Logotype

    Not yet reviewed

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

    Services provided

    30% Social Media Marketing
    15% Web Development
    10% E-Commerce Development +9
    10% Mobile App Development
    10% Video Production
    5% Graphic Design
    5% UX/UI Design
    3% Corporate Photography
    3% Logo
    3% Packaging Design
    3% Print Design
    3% Product Design

    Focus Areas

    15% Kotlin
    15% JavaScript
    15% Python +5
    15% Redux
    10% C#
    10% C++
    10% SQL
    10% Swift

    Established in 2019, Digitaro is a social media marketing firm. Their services include Social Media Marketing and Web Development.

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  • Global TechnoLabs Logotype

    Not yet reviewed

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

    Services provided

    10% Custom Software Development
    10% Digital Strategy
    10% E-Commerce Development +8
    10% IT Strategy Consulting
    10% Mobile App Development
    10% Search Engine Optimization
    10% Social Media Marketing
    10% Web Development
    8% Wearable App Development
    7% Application Testing
    5% Content Marketing

    Focus Areas

    10% Kotlin
    10% ASP.NET
    10% C# +7
    10% C++
    10% Java
    10% JavaScript
    10% PHP
    10% Python
    10% SQL
    10% Swift

    Global TechnoLabs, a custom software development company, is headquartered in Ulhasnagar, India. Established in 2020, the team specializes in Custom Software Development and Digital Strategy.

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  • Medano Solution Logotype

    Not yet reviewed

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

    Services provided

    50% IT Staff Augmentation
    25% Web Development
    10% E-Commerce Development +3
    5% Mobile App Development
    5% UX/UI Design
    5% Web Design

    Focus Areas

    10% Kotlin
    30% Typescript
    20% PHP +5
    10% C++
    10% HTML5
    10% Redux
    5% JavaScript
    5% SQL

    Medano Solution is an IT staff augmentation company. The firm is based in El Médano, Spain. Their team focuses on IT staff augmentation and Web Development.

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  • SCube Software Solutions Ltd Logotype

    Not yet reviewed

    Undisclosed
    $50 - $99 / hr
    2 - 9
    Sutton, England

    Services provided

    20% IT Managed Services
    10% AR/VR Development
    10% Cloud Consulting & SI +8
    10% IT Strategy Consulting
    10% Low/No Code Development
    10% Mobile App Development
    10% Web Development
    5% AI Development
    5% Application Testing
    5% IoT Development
    5% Wearable App Development

    Focus Areas

    16% Kotlin
    17% Swift
    11% C++ +6
    11% Java
    11% PHP
    11% Python
    11% SQL
    6% Go
    6% Objective C

    SCube Software Solutions Ltd is a Sutton, England-based IT managed services company. They offer IT managed services and Web Development.

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  • Thevar Techie Logotype

    Thevar Techie

    Not yet reviewed

    Undisclosed
    < $25 / hr
    2 - 9

    Services provided

    10% Custom Software Development
    14% E-Commerce Development
    12% Low/No Code Development +12
    10% IT Managed Services
    10% Mobile App Development
    10% UX/UI Design
    10% Web Design
    10% Web Development
    3% Cybersecurity
    2% API Development
    2% AR/VR Development
    2% Application Management & Support
    2% IT Strategy Consulting
    2% IoT Development
    1% CRM Consulting and SI

    Focus Areas

    12% Kotlin
    20% Swift
    15% PHP +11
    10% JavaScript
    10% Redux
    5% HTML5
    5% Java
    5% SQL
    5% XML
    5% jquery
    3% Other programming & scripting languages
    2% Python
    2% Ruby
    1% Visual Basic

    Thevar Techie is a web development company headquartered in Ipoh, Malaysia. They specialize in Web Development and E-Commerce Development.

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  • Aneiz&co Logotype

    Aneiz&co

    Not yet reviewed

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

    Services provided

    20% Search Engine Optimization
    15% Ecommerce Marketing
    15% Pay Per Click +4
    15% Web Design
    15% Web Development
    10% Logo
    10% Social Media Marketing

    Focus Areas

    25% Kotlin
    30% PHP
    25% HTML5 +1
    20% backbone.js

    Based in Kozhikode, India, Aneiz&co is a SEO company. The team specializes in Search Engine Optimization and Pay Per Click.

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  • codelion GmbH Logotype

    codelion GmbH

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    2 - 9

    Services provided

    30% Custom Software Development
    20% AI Consulting
    20% CRM Consulting and SI +2
    20% Cloud Consulting & SI
    10% ERP Consulting and SI

    Focus Areas

    10% Kotlin
    10% Go
    10% Java +7
    10% JavaScript
    10% PHP
    10% Perl
    10% Python
    10% Redux
    10% SQL
    10% Typescript

    In Hamburg, Germany, codelion GmbH is a small software development firm. Their services include Custom Software Development and cloud consulting & SI.

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  • Digital Bond Marketing Logotype

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    2 - 9
    Dandenong South, Australia

    Services provided

    20% Digital Strategy
    20% Search Engine Optimization
    20% Social Media Marketing +3
    20% Web Design
    10% AR/VR Development
    10% Web Development

    Focus Areas

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

    Digital Bond Marketing is a Digital Strategy company. The team offers Digital Strategy and Search Engine Optimization, and the firm is located in Dandenong South, Australia and Sandringham,

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  • Keesha System Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Kuala Lumpur, Malaysia

    Services provided

    25% Social Media Marketing
    15% Content Marketing
    15% Low/No Code Development +4
    15% UX/UI Design
    10% AR/VR Development
    10% Mobile App Development
    10% Web Design

    Focus Areas

    11% Kotlin
    38% Python
    25% SQL +2
    13% Ember.js
    13% Redux

    Based in Kuala Lumpur, Malaysia, Keesha System is a small social media marketing firm. The team specializes in Social Media Marketing and Content Marketing.

    Read more
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  • MindMuse Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    10 - 49
    Erbil, Iraq

    Services provided

    3% Custom Software Development
    15% Branding
    15% Graphic Design +20
    10% Packaging Design
    10% UX/UI Design
    10% Web Design
    10% Web Development
    5% Logo
    3% Print Design
    2% Advertising
    2% Market Research
    2% Marketing Strategy
    2% Product Design
    2% Social Media Marketing
    1% AI Consulting
    1% AI Development
    1% Business Consulting
    1% Content Marketing
    1% Digital Strategy
    1% E-Commerce Development
    1% Generative AI
    1% Media Planning & Buying
    1% Mobile App Development

    Focus Areas

    20% Kotlin
    20% SQL
    20% Swift +4
    10% HTML5
    10% JavaScript
    10% PHP
    10% Python

    Established in 2017, MindMuse is a branding company. The company focuses on Branding and Graphic Design.

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  • Fuego Digital Media Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Ar Rayyan, Qatar

    Services provided

    25% Mobile App Development
    25% Social Media Marketing
    25% Web Design +1
    25% Web Development

    Focus Areas

    25% Kotlin
    25% AJAX
    25% Ember.js +1
    25% Redux

    Fuego Digital Media is a mobile application development firm. They are located in Ar Rayyan, Qatar and have small team. They offer Mobile App Development and Social Media Marketing.

    Read more
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  • PowMio GmbH Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Karlsruhe, Germany

    Services provided

    25% Custom Software Development
    25% Cloud Consulting & SI
    25% IT Managed Services +1
    25% Web Development

    Focus Areas

    25% Kotlin
    25% JavaScript
    25% SQL +1
    25% XML

    Cloud consulting & SI company PowMio GmbH is based in Karlsruhe, Germany. Their services include cloud consulting & SI and IT managed services.

    Read more
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  • Phone X App Solutions - Out of Business Logotype

    4.8 2 reviews
    $25,000+
    $25 - $49 / hr
    10 - 49
    Bengaluru, India

    Services provided

    35% Mobile App Development
    25% E-Commerce Development
    15% Application Management & Support +2
    15% Low/No Code Development
    10% Web Development

    Focus Areas

    15% Kotlin
    20% JavaScript
    15% Objective C +5
    10% AJAX
    10% PHP
    10% Redux
    10% SQL
    10% Swift

    Phone X App Solutions - Out of Business, a mobile app development company, specialized in crafting UI/UX design for iOS and Android platforms using tools like Figma and Adobe XD. The company was highly praised, with 100% of reviews highlighting their professionalism, timely delivery, and expertise. Clients reported a fantastic experience with no areas of improvement noted.

    See all 2 projects

    Industry Experience

    Phone X App Solutions has demonstrated expertise primarily in the IT Services sector, particularly in mobile app development. Clients highlight their strengths in UI/UX design, professionalism, timely delivery, and effective communication throughout the project lifecycle. Overall sentiment is highly positive, indicating a strong fit for businesses seeking reliable app development services within the IT industry.

    Read All Reviews

    Select Industry to see insights

    IT Services

    Average Project Cost Breakdown

    Less than $10,000 (1)

    What Clients Have Said

    Clients generally perceive Phone X App Solutions as offering good value for money, with investments around $6,000 resulting in high-quality app development and professional service. One client highlighted their satisfaction with the delivered app's functionality and design, noting the team's responsiveness and timely project completion. Overall, feedback reflects a strong sentiment towards their cost-effectiveness and reliability, with no major complaints regarding pricing or deliverables.
    Read All Reviews
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  • Maxiru Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Boca Raton, FL

    Services provided

    30% Custom Software Development
    10% AR/VR Development
    10% BI & Big Data Consulting & SI +5
    10% IT Strategy Consulting
    10% IoT Development
    10% Mobile App Development
    10% UX/UI Design
    10% Web Development

    Focus Areas

    15% Kotlin
    15% C++
    15% Java +4
    15% JavaScript
    15% Python
    15% Scala
    10% Swift

    Maxiru is a custom software development firm. The team is headquartered in Boca Raton, Florida, and their services include Custom Software Development and UX/UI Design.

    Read more
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  • CrexDev Logotype

    CrexDev

    4.8 3 reviews
    $1,000+
    $25 - $49 / hr
    Freelancer

    Services provided

    20% Custom Software Development
    30% Mobile App Development
    20% API Development +2
    20% Application Testing
    10% Web Design

    Focus Areas

    15% Kotlin
    30% Swift
    25% PHP +2
    20% Objective C
    10% SQL

    CrexDev specializes in Bespoke Software Development and Custom App Development, providing tailored software solutions that cater to unique client needs. Reviews highlight their effective project management, cost-effectiveness, and a humble team culture, leading to impressive outcomes such as doubling the client's ROI. The overall feedback reflects high satisfaction with no significant areas for improvement.

    See all 3 projects
    View Profile
  • PenserLabs Logotype

    Not yet reviewed

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

    Services provided

    20% E-Commerce Development
    20% IoT Development
    20% Mobile App Development +3
    15% Blockchain
    15% Web Development
    10% Digital Strategy

    Focus Areas

    10% Kotlin
    40% JavaScript
    20% C +3
    10% PHP
    10% Python
    10% SQL

    E-commerce development firm PenserLabs is located in Ernakulam, India. The team offers E-Commerce Development and IoT development.

    Read more
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  • Duluth Digital Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    2 - 9
    Cloquet, MN

    Services provided

    10% Custom Software Development
    10% AR/VR Development
    10% E-Commerce Development +11
    10% Enterprise App Modernization
    10% Social Media Marketing
    10% Web Design
    5% Affiliate Marketing
    5% Digital Strategy
    5% Email Marketing
    5% IT Managed Services
    5% IT Strategy Consulting
    5% Mobile & App Marketing
    5% Pay Per Click
    5% Search Engine Optimization

    Focus Areas

    15% Kotlin
    21% Java
    21% JavaScript +3
    21% Python
    11% Swift
    11% XML

    Duluth Digital is a software development company. The Cloquet, Minnesota-based team provides Custom Software Development and Enterprise App Modernization.

    Read more
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  • DevOps Cradle Logotype

    Not yet reviewed

    $10,000+
    < $25 / hr
    2 - 9
    Prishtinë, Kosovo

    Services provided

    10% Custom Software Development
    10% Application Testing
    10% Blockchain +8
    10% Cloud Consulting & SI
    10% E-Commerce Development
    10% IT Managed Services
    10% IT Strategy Consulting
    10% Mobile App Development
    10% Web Development
    5% AR/VR Development
    5% IoT Development

    Focus Areas

    10% Kotlin
    10% Go
    10% Java +7
    10% JavaScript
    10% Other programming & scripting languages
    10% PHP
    10% Python
    10% Ruby
    10% SQL
    10% Typescript

    DevOps Cradle is a software development company. The Prishtinë, Kosovo-based team focuses on Custom Software Development and Blockchain.

    Read more
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  • Sure Solution Provider Pvt Ltd Logotype

    Not yet reviewed

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

    Services provided

    10% Custom Software Development
    15% Product Design
    13% Mobile App Development +6
    12% Web Development
    10% Architectural Design
    10% E-Commerce Development
    10% Other Application Development
    10% UX/UI Design
    10% Web Design

    Focus Areas

    10% Kotlin
    20% PHP
    10% AJAX +6
    10% JavaScript
    10% Objective C
    10% Other programming & scripting languages
    10% Redux
    10% SQL
    10% Swift

    Sure Solution Provider Pvt Ltd is a Product Design company. The firm is headquartered in Noida, India. Their team focuses on Product Design and Mobile App Development.

    Read more
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  • Residents Design Logotype

    Residents Design

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    2 - 9

    Services provided

    35% UX/UI Design
    25% Web Design
    10% Low/No Code Development +4
    10% Mobile App Development
    10% Web Development
    5% IoT Development
    5% Wearable App Development

    Focus Areas

    25% Kotlin
    50% JavaScript
    25% Swift

    Residents Design is a web design company. They provide Web Design and UX/UI Design and were launched in 2021. The firm is located in Poznań, Poland.

    Read more
    View Profile
  • Expansers technology Logotype

    Not yet reviewed

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

    Services provided

    15% Branding
    15% Social Media Marketing
    10% E-Commerce Development +6
    10% Email Marketing
    10% Graphic Design
    10% Logo
    10% Mobile App Development
    10% Search Engine Optimization
    10% Web Development

    Focus Areas

    25% Kotlin
    25% ASP.NET
    25% PHP +1
    25% Python

    Branding firm Expansers technology was established in 2021. The team provides Branding and Social Media Marketing and is in Rajkot, India.

    Read more
    View Profile
  • AppGeniuz Technologies Pvt Ltd Logotype

    AppGeniuz Technologies Pvt Ltd

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    2 - 9

    Services provided

    25% Mobile App Development
    15% API Development
    10% DevOps Managed Services +9
    10% Microservices Architecture Services
    10% Web Development
    5% Cloud Consulting & SI
    5% E-Commerce Development
    5% IoT Development
    5% UX/UI Design
    5% Web Design
    3% Logo
    2% Architectural Design

    Focus Areas

    10% Kotlin
    25% Java
    15% Other programming & scripting languages +5
    15% Typescript
    10% PHP
    10% SQL
    10% Swift
    5% Python

    Founded in 2023, AppGeniuz Technologies Pvt Ltd is an app development company. In Noida, India, the team focuses on Mobile App Development and API Development.

    Read more
    View Profile
  • KhevnaTech Logotype

    KhevnaTech

    Not yet reviewed

    Undisclosed
    $25 - $49 / hr
    2 - 9

    Services provided

    10% Custom Software Development
    20% IT Strategy Consulting
    15% IT Managed Services +8
    10% IT Staff Augmentation
    10% Mobile App Development
    10% Web Development
    5% Application Management & Support
    5% Back Office Outsourcing
    5% E-Commerce Development
    5% Search Engine Optimization
    5% Web Design

    Focus Areas

    10% Kotlin
    20% PHP
    15% jquery +7
    10% ASP.NET
    10% C#
    10% Python
    10% SQL
    5% HTML5
    5% JavaScript
    5% XML

    IT strategy consulting company KhevnaTech is in Junagadh, India. They focus on IT strategy consulting and IT managed services and were launched in 2020.

    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 Futured
2 Empat
3 Droids On Roids
4 Suffescom Solutions Inc
5 Geniusee
6 You are launched
7 Stfalcon
8 nomtek
9 Synergy Labs
10 Ackee
11 ArcTouch
12 Excellent Webworld
13 TechnoYuga
14 Brainvire Infotech Inc
15 Sidekick Interactive

List of the Top 15 Kotlin Development Services

  1. Futured Logotype

    Futured

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

    Ability to deliver

    39.3/40.0
    20/20 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
  2. 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
  3. Droids On Roids Logotype

    Droids On Roids

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

    Ability to deliver

    39/40.0
    19.2/20 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
  4. Suffescom Solutions Inc Logotype

    Suffescom Solutions Inc

    $25,000+
    $25 - $49 / 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

    45% Mobile App Development
    55% Other
    View Profile Visit Website
  5. Geniusee Logotype

    Geniusee

    $50,000+
    $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
  6. You are launched Logotype

    You are launched

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

    Ability to deliver

    40/40.0
    20/20 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
  7. Stfalcon Logotype

    Stfalcon

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

    Ability to deliver

    37.1/40.0
    17.2/20 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. nomtek Logotype

    nomtek

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

    Ability to deliver

    36.9/40.0
    17.2/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    40% Mobile App Development
    20% AR/VR Development
    40% Other
    View Profile Visit Website
  9. 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
  10. Ackee Logotype

    Ackee

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

    Ability to deliver

    38.8/40.0
    19.2/20 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
  11. ArcTouch Logotype

    ArcTouch

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

    Ability to deliver

    38/40.0
    18/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    10% Web Development
    20% Mobile App Development
    70% Other
    View Profile Visit Website
  12. Excellent Webworld Logotype

    Excellent Webworld

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

    Ability to deliver

    37/40.0
    17.2/20 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
  13. TechnoYuga Logotype

    TechnoYuga

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

    Ability to deliver

    40/40.0
    20/20 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
  14. Brainvire Infotech Inc Logotype

    Brainvire Infotech Inc

    $25,000+
    $25 - $49 / hr
    250 - 999
    Irving, TX

    Ability to deliver

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

    Service focus

    10% Web Development
    30% Mobile App Development
    60% Other
    View Profile Visit Website
  15. Sidekick Interactive Logotype

    Sidekick Interactive

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

    Ability to deliver

    37.3/40.0
    17.8/20 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
  16. 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
  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. Lampa Software Logotype

    Lampa Software

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

    Ability to deliver

    38.6/40.0
    19/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    30% Web Development
    70% Mobile App Development
    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. itCraft Logotype

    itCraft

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

    Ability to deliver

    37/40.0
    17.4/20 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
  21. 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
  22. essensys { mReady Logotype

    essensys { mReady

    $50,000+
    $50 - $99 / hr
    50 - 249
    București, Romania

    Ability to deliver

    36.8/40.0
    17.4/20 Reviews
    10/10 Clients & Experience
    9.4/10 Market Presence

    Service focus

    15% Web Development
    65% Mobile App Development
    20% Other
    View Profile Visit Website
  23. NERDZ LAB Logotype

    NERDZ LAB

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

    Ability to deliver

    38.1/40.0
    18.6/20 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
  24. Designli Logotype

    Designli

    $10,000+
    $50 - $99 / hr
    250 - 999
    Greenville, SC

    Ability to deliver

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

    Service focus

    20% Custom Software Development
    10% Kotlin
    60% Mobile App Development
    20% Other
    View Profile Visit Website
  25. 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
  26. 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
    40% Other
    View Profile Visit Website
  27. 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% Web Development
    60% Mobile App Development
    30% Other
    View Profile Visit Website
  28. Jelvix Logotype

    Jelvix

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

    Ability to deliver

    38.7/40.0
    19.8/20 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
  29. LeanCode Logotype

    LeanCode

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

    Ability to deliver

    39.6/40.0
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Kotlin Development FAQs

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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