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Home Software Developers Kotlin United States

Top Kotlin Developers in the United States

Kotlin has become the go-to language for modern Android apps, JVM back ends, and multiplatform projects. From Silicon Valley product studios to boutique dev shops in Austin and New York, U.S. teams are pushing the limits of what Kotlin can do.

On Clutch, every provider is ranked using client interviews, detailed case studies, and our proprietary verification process, so you can quickly shortlist partners you trust. Use the filters to narrow by hourly rate, project size, industry focus, or city, then dive into each profile to see code samples and real-world results.

Ready to explore? Check out these helpful resources:

• Top Kotlin Developers

• Kotlin Developers in New York

• Kotlin Developers in California

• Kotlin Developers in Illinois

Ratings Updated: October 1, 2026
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788 Companies

Country: United States
Programming & Scripting: Kotlin

List of the Top United States Kotlin Development Services

  • YARP Logotype

    Not yet reviewed

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

    Services provided

    40% Mobile App Development
    40% Web Development
    15% AI Development +1
    5% E-Commerce Development

    Focus Areas

    15% Kotlin
    15% Objective C
    15% Python +5
    15% Swift
    10% C++
    10% Go
    10% Java
    10% PHP

    YARP, a small web development firm, is based in Dallas, Texas. The team provides Web Development and Mobile App Development.

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  • Vaival Technologies Logotype

    Not yet reviewed

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

    Services provided

    10% Custom Software Development
    10% AI Consulting
    10% AI Development +7
    10% Application Testing
    10% Blockchain
    10% E-Commerce Development
    10% IT Staff Augmentation
    10% Mobile App Development
    10% UX/UI Design
    10% Web Development

    Focus Areas

    10% Kotlin
    10% ASP.NET
    10% C++ +7
    10% Go
    10% HTML5
    10% Java
    10% JavaScript
    10% PHP
    10% Python
    10% Swift

    Vaival Technologies is an user experience agency. The Chicago, Illinois-based team specializes in UX/UI Design and IT staff augmentation.

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  • ONE Technology Services Logotype

    5.0 2 reviews
    $5,000+
    $25 - $49 / hr
    10 - 49
    Irving, TX

    Services provided

    10% Custom Software Development
    25% IT Staff Augmentation
    20% Mobile App Development +3
    20% Web Development
    15% IT Strategy Consulting
    10% Low/No Code Development

    Focus Areas

    10% Kotlin
    10% ASP
    10% ASP.NET +7
    10% C#
    10% C++
    10% Ember.js
    10% PHP
    10% Python
    10% Ruby
    10% jquery

    ONE Technology Services specializes in bespoke software development, including custom app development and tailored software solutions, with a notable focus on crafting highly efficient and user-friendly systems. Reviewers consistently praise the company's thorough requirements gathering, tailored system designs, and strong project management, highlighting significant improvements in operational efficiency and reduction in manual time due to their solutions.

    See all 2 projects

    Industry Experience

    ONE Technology Services demonstrates significant expertise across the IT Services sector, particularly in Cyber Security/Resilience, Data & AI, and Strategic Roadmaps. Feedback highlights their strengths in staff augmentation, resource sourcing, and commitment to client needs. Clients appreciate their responsiveness, cultural alignment, and value for cost, indicating a strong positive sentiment towards their services. This provider is particularly well-suited for commercial, SLED, and federal projects requiring specialized expertise.

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    IT Services

    Average Project Cost Breakdown

    What Clients Have Said

    Clients consistently highlight ONE Technology Services as offering good value for cost, noting their effective resource recruitment and alignment with client needs. One Vice President emphasized the company's excellent culture fit and responsiveness, stating, 'Good value for cost' and expressing satisfaction with the speed and dedication of the OTS team. Overall sentiment suggests that clients find the pricing competitive relative to the quality of service provided.
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    $5,000 Retail, Education, Healthcare $15,000 Finance, Manufacturing, Logistics $30,000 E-commerce, Banking, Government

    Custom Software Development Packages

    Our custom software development packages are designed to provide businesses of all sizes with flexible and scalable solutions that meet their unique needs. From small startups to large enterprises, we offer tailored packages that include a range of services from software development to maintenance and support. Our team of experienced developers is
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  • COCO Future Technologies Logotype

    Not yet reviewed

    $25,000+
    $50 - $99 / hr
    10 - 49
    Los Angeles, CA

    Services provided

    10% Custom Software Development
    20% E-Commerce Development
    20% Mobile App Development +5
    20% UX/UI Design
    10% AR/VR Development
    10% Web Development
    5% IT Managed Services
    5% IT Strategy Consulting

    Focus Areas

    34% Kotlin
    11% AJAX
    11% JavaScript +4
    11% PHP
    11% Python
    11% Ruby
    11% Visual Basic

    COCO Future Technologies is an UX agency established in 2021. Headquartered in Los Angeles, California, the team offers UX/UI Design and Mobile App Development.

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  • Web Design Denver Company Logotype

    Not yet reviewed

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

    Services provided

    20% Custom Software Development
    20% Email Marketing
    20% Mobile App Development +2
    20% Search Engine Optimization
    20% Web Development

    Focus Areas

    20% Kotlin
    20% HTML5
    20% JavaScript +2
    20% Python
    20% Swift

    Web Design Denver Company is a midsize Email Marketing company. They offer Email Marketing and Search Engine Optimization and were established in 2017.

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  • CoderzHub Logotype

    Not yet reviewed

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

    Services provided

    35% Mobile App Development
    25% Web Development
    15% Search Engine Optimization +2
    15% Social Media Marketing
    10% AR/VR Development

    Focus Areas

    17% Kotlin
    22% PHP
    17% Python +4
    11% AJAX
    11% Java
    11% JavaScript
    11% Swift

    CoderzHub is an application development firm. They were established in 2019, and their services include Mobile App Development and Web Development.

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  • Anor Logotype

    Not yet reviewed

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

    Services provided

    20% Custom Software Development
    35% Mobile App Development
    20% Web Development +2
    15% E-Commerce Development
    10% Application Management & Support

    Focus Areas

    10% Kotlin
    20% C#
    20% JavaScript +3
    20% PHP
    20% SQL
    10% Swift

    Anor is an application development company. The Lincoln, Nebraska-based agency provides Mobile App Development and Custom Software Development.

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  • Codble Logotype

    5.0 1 review
    $25,000+
    $25 - $49 / hr
    2 - 9
    Seattle, WA

    Services provided

    25% Custom Software Development
    50% Mobile App Development
    25% Web Design

    Focus Areas

    25% Kotlin
    25% JavaScript
    25% Swift +2
    15% Objective C
    10% Java

    Codble is a custom software development company specializing in tailored software development solutions. Reviewers consistently highlight the company's adept software engineering and project management skills, noting their responsiveness and dedication to client visions, with approximately 100% of feedback being positive. Codble is praised for its technical expertise, creating scalable platforms with robust functionality and seamless user experiences.

    See all 1 projects
    1 of 1 Custom Software Development reviews are 5 stars
    1 new review for Custom Software Development in past 6 months
    $10,000 – $49,000 avg. project cost

    Custom Software Development PROJECT HIGHLIGHT

    Native iOS App Dev for Memory-Collecting App

    5.0 — Codble developed a native iOS application for a memory-collecting app. The team built the app using Swift and SwiftUI, implemented the backend using NestJS, and performed QA tests before the launch. Read more
    Read 1 Review

    Industry Experience

    Codble has demonstrated significant expertise in the software industry, specifically in developing scalable mobile applications. Their strengths include robust project management, strong communication, and a collaborative approach with clients, ensuring high-quality deliverables. Feedback indicates a strong impact in creating user-friendly platforms that prioritize data security and engagement. Overall sentiment is positive, highlighting Codble's ability to adapt and meet project needs, making them a strong fit for software development projects.

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    Software

    Average Project Cost Breakdown

    What Clients Have Said

    Clients have noted that Codble offers competitive pricing and good value for money, often highlighting the company's alignment with their budget and the overall quality of work delivered. One client emphasized the 'great culture fit' and 'good value for cost,' indicating satisfaction with the investment made. Overall, feedback reflects a positive sentiment regarding the cost-effectiveness of their services, with an appreciation for the high-quality outcomes achieved within budget constraints.
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  • 3DEX Logotype

    Not yet reviewed

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

    Services provided

    20% Custom Software Development
    20% Cloud Consulting & SI
    20% Mobile App Development +3
    20% Web Development
    10% Marketing Strategy
    10% Media Planning & Buying

    Focus Areas

    10% Kotlin
    20% PHP
    10% HTML5 +6
    10% Java
    10% JavaScript
    10% Python
    10% Redux
    10% Swift
    10% Typescript

    Founded in 2008, 3DEX is a cloud consulting & SI company. The agency specializes in cloud consulting & SI and Custom Software Development.

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  • NTSOFT Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    50 - 249
    Hillsboro, OR

    Services provided

    10% Custom Software Development
    30% Web Development
    20% Web Design +4
    10% Digital Strategy
    10% ERP Consulting and SI
    10% IT Strategy Consulting
    10% Low/No Code Development

    Focus Areas

    30% Kotlin
    35% Ember.js
    35% Redux

    NTSOFT is a midsize web design agency in Hillsboro, Oregon. The team provides Web Design and Web Development.

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  • Batteries Included, LLC Logotype

    Not yet reviewed

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

    Services provided

    25% Custom Software Development
    30% Mobile App Development
    25% Web Development +1
    20% API Development

    Focus Areas

    35% Kotlin
    35% Swift
    10% SQL +4
    5% HTML5
    5% Java
    5% Typescript
    5% XML

    Founded in 2026, Batteries Included, LLC is an application development firm. The team provides Mobile App Development and Custom Software Development.

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  • ADevIndustries Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    50 - 249
    Franklin, TN

    Services provided

    10% Custom Software Development
    20% Mobile App Development
    20% Web Development +5
    10% AI Development
    10% Blockchain
    10% E-Commerce Development
    10% UX/UI Design
    10% Web Design

    Focus Areas

    10% Kotlin
    20% Java
    20% JavaScript +4
    20% Swift
    10% PHP
    10% Python
    10% Ruby

    ADevIndustries is a midsize Franklin, Tennessee-based web development firm. The team specializes in Web Development and Mobile App Development.

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  • Stuka Labs Logotype

    0.5 1 review
    $1,000+
    Undisclosed
    10 - 49
    Dallas, TX

    Services provided

    25% Custom Software Development
    25% IT Staff Augmentation
    25% Mobile App Development +1
    25% Web Development

    Focus Areas

    15% Kotlin
    40% Swift
    15% Objective C +6
    5% AJAX
    5% Ember.js
    5% Java
    5% Python
    5% Redux
    5% SQL

    Stuka Labs specializes in Bespoke Software Development and Custom App Development, offering tailored software solutions to clients. The reviews consistently highlight their exceptional communication, timely project delivery, and professional approach. Clients appreciate their transparency, innovative dashboard features, and value-added services like free app updates. Overall, Stuka Labs is praised for aligning closely with client needs and providing effective CS Dev solutions.

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    Industry Experience

    Stuka Labs has experience in the fitness industry, specifically in developing applications for weight loss and mental health support. Feedback from clients indicates significant challenges with project management, including poor communication and unmet deliverables, leading to dissatisfaction. The overall sentiment from the fitness sector is negative, highlighting the need for improved responsiveness and commitment to project timelines. Potential clients in the fitness industry may want to consider these issues when evaluating Stuka Labs for their projects.

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    Select Industry to see insights

    Fitness

    Average Project Cost Breakdown

    Less than $10,000 (1)

    What Clients Have Said

    Client feedback indicates significant dissatisfaction with Stuka Labs regarding cost and value for money. One reviewer noted that despite hiring them for a weight loss app, Stuka Labs failed to deliver any service, leading to wasted resources and delayed business rollout. The lack of communication and project management was highlighted as detrimental, leaving the client feeling that they did not receive the value expected for their investment.
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  • MoxeHub Logotype

    Not yet reviewed

    $100,000+
    $150 - $199 / hr
    10 - 49
    Boston, MA

    Services provided

    30% Mobile App Development
    30% Web Development
    20% Cloud Consulting & SI +1
    20% UX/UI Design

    Focus Areas

    20% Kotlin
    20% Objective C
    20% Swift +4
    10% C++
    10% Java
    10% JavaScript
    10% Python

    MoxeHub is a small web development firm established in 2018. Their team offers Web Development and Mobile App Development.

    Read more
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  • Telic Solutions Logotype

    Not yet reviewed

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

    Services provided

    50% Mobile App Development
    20% E-Commerce Development
    20% Web Development +2
    5% Search Engine Optimization
    5% Social Media Marketing

    Focus Areas

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

    Telic Solutions is a small application development firm. Founded in 2018, the team focuses on Mobile App Development and Web Development.

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    Saline, MI

    2072 Windmill Way Unit #3, Saline, MI 48176, United
    Saline, MI 48176

    16 - 20

    +1 734-474-0243

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  • E-gineering, Inc. Logotype

    Not yet reviewed

    $50,000+
    $150 - $199 / hr
    50 - 249
    Indianapolis, IN

    Services provided

    30% Custom Software Development
    20% API Development
    20% Web Development +4
    10% Application Testing
    10% Mobile App Development
    5% Enterprise App Modernization
    5% Microservices Architecture Services

    Focus Areas

    10% Kotlin
    20% C#
    20% Java +5
    20% JavaScript
    10% SQL
    10% Swift
    5% Objective C
    5% Redux

    Launched in 2000, E-gineering, Inc. Is a custom software development company. The agency specializes in Custom Software Development and Web Development.

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  • Uncut Lab, LLC Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Boston, MA

    Services provided

    10% Custom Software Development
    25% E-Commerce Development
    15% Low/No Code Development +5
    15% Web Development
    10% Enterprise App Modernization
    10% Mobile App Development
    10% Web Design
    5% Other Application Development

    Focus Areas

    20% Kotlin
    40% JavaScript
    40% Python

    In Boston, Massachusetts, Uncut Lab, LLC is a web development firm. They provide Web Development and E-Commerce Development and were founded in 2020.

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  • Explore And Do Technologies Logotype

    Not yet reviewed

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

    Services provided

    10% Custom Software Development
    25% Web Development
    10% E-Commerce Development +6
    10% Graphic Design
    10% Mobile App Development
    10% Other Application Development
    10% UX/UI Design
    10% Web Design
    5% Wearable App Development

    Focus Areas

    10% Kotlin
    10% C#
    10% C++ +8
    10% Java
    10% JavaScript
    10% PHP
    10% Python
    10% Ruby
    10% SQL
    5% Other programming & scripting languages
    5% Swift

    Explore And Do Technologies, a web development firm, is based in Waterford, Connecticut. Their services include Web Development and Web Design.

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  • TKLABS, Inc. Logotype

    Not yet reviewed

    $25,000+
    Undisclosed
    10 - 49
    Sunrise, FL

    Services provided

    20% Custom Software Development
    20% Application Testing
    20% IoT Development +2
    20% Mobile App Development
    20% Web Development

    Focus Areas

    15% Kotlin
    15% C
    15% C++ +6
    15% Swift
    10% Java
    10% Other programming & scripting languages
    10% PHP
    5% C#
    5% Python

    TKLABS, Inc. Is a custom software development firm founded in 2000. The team offers Custom Software Development and Web Development and is based in Sunrise, Florida.

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  • Symphony Software Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    10 - 49
    Brookfield, WI

    Services provided

    25% Custom Software Development
    25% Mobile App Development
    25% Web Development +2
    15% Web Design
    10% E-Commerce Development

    Focus Areas

    10% Kotlin
    10% AJAX
    10% ASP +7
    10% ASP.NET
    10% JavaScript
    10% Objective C
    10% PHP
    10% Python
    10% Redux
    10% Swift

    Symphony Software, a custom software development company, is in Brookfield, Wisconsin. Established in 2011, the team offers Custom Software Development and Web Development.

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  • Kriyan Infotech Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    250 - 999
    Irving, TX

    Services provided

    30% Custom Software Development
    15% Mobile App Development
    10% E-Commerce Development +6
    10% Low/No Code Development
    10% Search Engine Optimization
    10% Web Development
    5% Application Testing
    5% Other Digital Marketing
    5% Pay Per Click

    Focus Areas

    10% Kotlin
    20% SQL
    15% ASP.NET +5
    15% JavaScript
    10% AJAX
    10% PHP
    10% Swift
    10% Visual Basic

    Software development firm Kriyan Infotech is based in Irving, Texas and Ahmedabad, India. The team offers Custom Software Development and Mobile App Development.

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  • Techcedence Infosystems Pvt Ltd Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    50 - 249
    Eastvale, CA

    Services provided

    20% Custom Software Development
    20% Cloud Consulting & SI
    20% IT Staff Augmentation +4
    10% Application Management & Support
    10% Application Testing
    10% Mobile App Development
    10% Web Development

    Focus Areas

    10% Kotlin
    10% ASP.NET
    10% C# +9
    10% Java
    10% JavaScript
    10% Redux
    10% SQL
    10% Typescript
    5% Objective C
    5% PHP
    5% Python
    5% Swift

    Techcedence Infosystems Pvt Ltd is a cloud consulting & SI company. Located in Gounder Mills, India and Eastvale, California, the team focuses on cloud consulting & SI and IT staff augmentation.

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    Eastvale, CA

    5120 Hamner Avenue
    Eastvale, CA 91752

    41 - 49

    +1 949-273-0690

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  • CraftCohort Logotype

    Not yet reviewed

    $250,000+
    $50 - $99 / hr
    2 - 9
    Cheyenne, WY

    Services provided

    40% Mobile App Development
    40% Web Development
    20% Web Design

    Focus Areas

    30% Kotlin
    30% JavaScript
    30% Swift +1
    10% SQL

    Launched in 2023, CraftCohort is a website development company. The team focuses on Web Development and Mobile App Development and is located in Cheyenne, Wyoming and Braunschweig, Germany.

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  • Yieldy Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    50 - 249
    Los Angeles, CA

    Services provided

    60% AI Development
    15% Mobile App Development
    15% Web Development +1
    10% UX/UI Design

    Focus Areas

    10% Kotlin
    25% JavaScript
    10% C++ +7
    10% Python
    10% Redux
    10% Swift
    10% Typescript
    5% PHP
    5% SQL
    5% jquery

    Founded in 2023, Yieldy is an AI development company. The firm provides Artificial Intelligence and Web Development.

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  • Vault Consulting Logotype

    Not yet reviewed

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

    Services provided

    25% Finance & Accounting Outsourcing (FAO)
    25% HR Consulting
    25% Market Research +2
    15% Web Development
    10% AR/VR Development

    Focus Areas

    34% Kotlin
    33% Ember.js
    33% Redux

    Vault Consulting is a midsize McLean, Virginia-based Market Research company. Their services include Market Research and Finance & Accounting Outsourcing (FAO).

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  • GenUI Logotype

    Not yet reviewed

    $50,000+
    $150 - $199 / hr
    50 - 249
    Seattle, WA

    Services provided

    25% Cloud Consulting & SI
    25% Mobile App Development
    25% Web Development +2
    15% UX/UI Design
    10% AR/VR Development

    Focus Areas

    11% Kotlin
    32% JavaScript
    21% Swift +6
    11% Java
    5% C
    5% C++
    5% Go
    5% Objective C
    5% Python

    Cloud consulting & SI company GenUI was launched in 2009. The midsize team focuses on cloud consulting & SI and Mobile App Development.

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  • GOLAZO Services, LLC Logotype

    Not yet reviewed

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

    Services provided

    1% Custom Software Development
    25% Mobile App Development
    15% Web Development +6
    14% Low/No Code Development
    10% AI Consulting
    10% Digital Engineering
    10% Generative AI
    10% Web Design
    5% E-Commerce Development

    Focus Areas

    30% Kotlin
    20% Swift
    10% C +5
    10% HTML5
    10% PHP
    10% Python
    5% Go
    5% XML

    Headquartered in Gig Harbor, Washington, GOLAZO Services, LLC is a web development company. They specialize in Web Development and Mobile App Development.

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  • 24Seven Commerce Logotype

    Not yet reviewed

    $10,000+
    $100 - $149 / hr
    10 - 49
    San Jose, CA

    Services provided

    50% Social Media Marketing
    50% Web Development

    Focus Areas

    20% Kotlin
    20% AJAX
    20% Ember.js +2
    20% Objective C
    20% Redux

    24Seven Commerce, a social media marketing firm and website development firm, was founded in 2005. The team provides Social Media Marketing and Web Development.

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  • Horizon Website Studios Logotype

    4.9 4 reviews
    $1,000+
    $25 - $49 / hr
    50 - 249
    Atlanta, GA

    Services provided

    20% Custom Software Development
    20% E-Commerce Development
    20% Mobile App Development +2
    20% Search Engine Optimization
    20% Web Development

    Focus Areas

    20% Kotlin
    20% Java
    20% JavaScript +4
    10% C++
    10% HTML5
    10% PHP
    10% Python

    Horizon Website Studios is a leading digital agency specializing in Web Development, E-commerce, App & Software Development, Visual Design, and Digital Marketing. We deliver innovative, scalable

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  • Hifi Devs Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    50 - 249
    Lubbock, TX

    Services provided

    20% Custom Software Development
    20% AI Development
    20% API Development +2
    20% Application Management & Support
    20% Web Development

    Focus Areas

    20% Kotlin
    20% Redux
    15% AJAX +3
    15% Objective C
    15% PHP
    15% SQL

    Established in 2020, Hifi Devs is a custom software development company. The team offers Custom Software Development and Web Development and is headquartered in Lubbock, Texas.

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  • Integral Logotype

    Not yet reviewed

    $25,000+
    $150 - $199 / hr
    50 - 249
    Royal Oak, MI

    Services provided

    40% Custom Software Development
    40% Web Development
    15% Mobile App Development +1
    5% AI Development

    Focus Areas

    10% Kotlin
    15% Java
    15% JavaScript +8
    10% Python
    10% Redux
    10% Swift
    10% Typescript
    5% C#
    5% C++
    5% Elixir
    5% PHP

    Integral is a midsize custom software development company located in Royal Oak, Michigan. Their services include Custom Software Development and Web Development.

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  • Shaw and Partners Logotype

    Not yet reviewed

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

    Services provided

    40% Custom Software Development
    40% Web Development
    20% Mobile App Development

    Focus Areas

    10% Kotlin
    70% JavaScript
    10% C +1
    10% Swift

    Shaw and Partners is a Cheyenne, Wyoming-based custom software development firm. Their services include Custom Software Development and Web Development.

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  • Webby Design Studios Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    250 - 999
    Los Angeles, CA

    Services provided

    5% Custom Software Development
    30% Web Development
    20% E-Commerce Development +5
    20% Web Design
    10% Low/No Code Development
    5% IT Managed Services
    5% Mobile App Development
    5% UX/UI Design

    Focus Areas

    12% Kotlin
    12% Objective C
    12% Python +8
    12% Redux
    12% SQL
    10% AJAX
    6% Ember.js
    6% PHP
    6% Ruby
    6% Swift
    6% Visual Basic

    Webby Design Studios is a web design company. Established in 2020, the firm is located in Los Angeles, California. Their team specializes in Web Design and Web Development.

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  • Leadgroup Logotype

    5.0 1 review
    $5,000+
    $50 - $99 / hr
    2 - 9
    New York, NY

    Services provided

    50% Mobile App Development
    20% Web Development
    10% Mobile & App Marketing +2
    10% UX/UI Design
    10% Web Design

    Focus Areas

    25% Kotlin
    25% Java
    25% JavaScript +1
    25% Swift

    Leadgroup offers app development services for both iOS and Android platforms. Overall feedback from clients highlights their efficient project management, quick response times, and strong understanding of client needs. Clients appreciate their attention to detail and design approach, noting a high level of satisfaction with the services provided.

    See all 1 projects
    View Profile
  • American Resolve Mobile Logotype

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    2 - 9
    Oviedo, FL

    Services provided

    10% Custom Software Development
    35% Mobile App Development
    30% UX/UI Design +1
    25% Web Development

    Focus Areas

    25% Kotlin
    25% Swift
    15% JavaScript +3
    15% Objective C
    10% Java
    10% Typescript

    American Resolve Mobile is a mobile application development firm. The company is in Oviedo, Florida. Their team provides Mobile App Development and UX/UI Design.

    Read more
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  • Simplified Technology Solutions Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    2 - 9
    Dallas, TX

    Services provided

    30% Custom Software Development
    25% Mobile App Development
    20% AI Development +2
    15% UX/UI Design
    10% Web Development

    Focus Areas

    20% Kotlin
    40% JavaScript
    20% PHP +3
    10% Other programming & scripting languages
    5% Go
    5% Java

    Simplified Technology Solutions, a custom software development company, specializes in Custom Software Development and Mobile App Development. The agency is in Dallas, Texas.

    Read more
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  • Lampros Labs Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    2 - 9
    Covington, KY

    Services provided

    40% Custom Software Development
    20% Mobile App Development
    15% UX/UI Design +3
    15% Web Development
    5% Business Consulting
    5% Web Design

    Focus Areas

    10% Kotlin
    20% Java
    20% JavaScript +4
    20% PHP
    15% C#
    10% SQL
    5% Other programming & scripting languages

    Lampros Labs, a software development company, is headquartered in Covington, Kentucky. The team specializes in Custom Software Development and Mobile App Development.

    Read more
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  • Kaalo LLC Logotype

    Not yet reviewed

    $100,000+
    $200 - $300 / hr
    10 - 49
    Austin, TX

    Services provided

    10% Custom Software Development
    30% AR/VR Development
    30% Product Design +3
    10% Mobile App Development
    10% UX/UI Design
    10% Web Development

    Focus Areas

    10% Kotlin
    20% JavaScript
    20% PHP +4
    20% Swift
    10% C#
    10% Java
    10% Other programming & scripting languages

    Kaalo LLC is a Product Design company. They offer Product Design and AR/VR development and are located in Austin, Texas.

    Read more
    View Profile
  • Castlenext Technology Logotype

    Not yet reviewed

    $50,000+
    $25 - $49 / hr
    10 - 49
    Vonore, TN

    Services provided

    10% Custom Software Development
    30% E-Commerce Development
    30% Mobile App Development +1
    30% Web Development

    Focus Areas

    20% Kotlin
    20% Objective C
    20% Swift +4
    10% ASP
    10% ASP.NET
    10% C#
    10% PHP

    Castlenext Technology is a Vonore, Tennessee-based website development firm. The team focuses on Web Development and Mobile App Development.

    Read more
    View Profile
  • Digital Gravity Agency Logotype

    Not yet reviewed

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

    Services provided

    45% Web Design
    35% Web Development
    10% Low/No Code Development +1
    10% Mobile App Development

    Focus Areas

    13% Kotlin
    13% AJAX
    13% Ember.js +9
    13% Redux
    6% Apex
    6% C#
    6% C++
    6% Delphi
    6% Java
    6% JavaScript
    6% Other programming & scripting languages
    6% Perl

    Launched in 2014, Digital Gravity Agency is a web design agency. Their services include Web Design and Web Development.

    Read more
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  • Iderize Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    50 - 249
    Lehi, UT

    Services provided

    15% Custom Software Development
    15% Application Testing
    10% Application Management & Support +6
    10% Blockchain
    10% Enterprise App Modernization
    10% IoT Development
    10% Mobile App Development
    10% Other Application Development
    10% Web Development

    Focus Areas

    12% Kotlin
    11% AJAX
    11% Ember.js +6
    11% Objective C
    11% Python
    11% Redux
    11% Ruby
    11% SQL
    11% Swift

    Iderize is a custom software development firm. Based in Lehi, Utah, the agency provides Custom Software Development and Application Testing.

    Read more
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  • Innolab AI Logotype

    5.0 1 review
    $10,000+
    $50 - $99 / hr
    10 - 49
    Columbus, OH

    Services provided

    30% AI Development
    20% Mobile App Development
    20% UX/UI Design +2
    20% Web Development
    10% Cloud Consulting & SI

    Focus Areas

    10% Kotlin
    10% Ember.js
    10% Go +7
    10% Java
    10% JavaScript
    10% Objective C
    10% Perl
    10% Python
    10% Ruby
    10% Swift

    Innolab AI is a global AI and custom software company helping B2B organizations accelerate growth through automation, data-driven insights, and enterprise-grade digital solutions. Founded in 2020,

    Read more
    See all 1 projects
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  • Folio3 Logotype

    4.9 6 reviews
    $5,000+
    $25 - $49 / hr
    250 - 999
    Belmont, CA

    Services provided

    10% Custom Software Development
    20% ERP Consulting and SI
    20% Wearable App Development +5
    10% AI Development
    10% AR/VR Development
    10% E-Commerce Development
    10% Mobile App Development
    10% Web Design

    Focus Areas

    10% Kotlin
    5% AJAX
    5% ASP +16
    5% ASP.NET
    5% Apex
    5% C#
    5% C++
    5% Delphi
    5% Ember.js
    5% Java
    5% JavaScript
    5% Objective C
    5% Other programming & scripting languages
    5% PHP
    5% Python
    5% Redux
    5% Ruby
    5% SQL
    5% Swift

    Folio3 is a custom software development company specializing in tailored software solutions, including HTML5 migration and integration with platforms like Shopify and NetSuite. Their reviews are overwhelmingly positive, with clients praising their project management skills, adherence to timelines, and cost-effectiveness. Approximately 90% of reviewers highlight their technical expertise and efficient communication throughout the development process.

    See all 6 projects

    Reviews mention Unique expertise

    Folio3 has been recognized for their unique expertise in handling complex projects, particularly in integrating advanced functionalities into clients' systems. One client noted their 'tech-savvy' approach and flexibility in addressing challenges, highlighting that Folio3 successfully tackled all their requirements. The integrity and proactive problem-solving of the team were also commended, with clients appreciating their reasonable accommodation of out-of-scope issues. Overall, the sentiment reflects a strong confidence in Folio3's specialized capabilities.
    • Web Dev & ERP Integration for Healthcare Distributor
      5.0 Mar 11, 2021

      One of the most important things to note is that Folio3 successfully tackled all of our challenges. They’re very tech-savvy and were flexible in understanding the requirements. Folio3 is proactive in fixing their solutions.

      Read Full Review
    Read All Reviews
    2 of 2 Custom Software Development reviews are 5 stars
    $10,000 – $49,000 avg. project cost

    Custom Software Development PROJECT HIGHLIGHT

    Web Application Development for Digital Educational Company

    5.0 — Folio3 provided web development services for an educational curriculum product provider. They replicated an application utilizing HTML5 and hosting it on AWS. Their team also migrated an existing Read more
    Read 2 Reviews

    Industry Experience

    Folio3 has demonstrated expertise across various industries, including Education, Healthcare, Consumer Products, Energy & Natural Resources, and Transportation. In Education, they excelled in modernizing a K-12 product, receiving praise for their project management and adherence to timelines. The Healthcare sector highlighted their integrity and effective integration solutions. In Consumer Products, their proficiency with Shopify and NetSuite streamlined operations, while in Energy, they developed a highly effective mobile app. Overall, feedback indicates strong performance and client satisfaction across all industries.

    Read All Reviews

    Select Industry to see insights

    Education Healthcare Consumer Products Energy & natural resources Transportation

    View projects from:

    Nashville, Tennessee (2) Rolling Meadows, Illinois (1) Los Angeles, California (1) Sacramento, California (1)
    View Profile
  • Vinur Software Logotype

    5.0 2 reviews
    $5,000+
    $25 - $49 / hr
    10 - 49
    Wilmington, DE

    Services provided

    20% Custom Software Development
    30% Mobile App Development
    20% Web Development +3
    15% Application Testing
    10% IoT Development
    5% API Development

    Focus Areas

    15% Kotlin
    40% Java
    20% JavaScript +3
    10% Ruby
    10% SQL
    5% Other programming & scripting languages

    Vinur Software is a Custom Software Creation company praised for its innovative problem-solving and commitment to customer satisfaction. They consistently deliver on time and exceed expectations, with 100% of reviews highlighting their responsibility and responsiveness. Their personalized support and attention to detail make them a standout in the industry.

    See all 2 projects

    Average Project Cost Breakdown

    $50,000 to $199,999 (1)

    What Clients Have Said

    Clients have praised Vinur Software for offering good value for their cost, with one COO noting that their pricing fit within budget while delivering quality results. The overall sentiment reflects satisfaction with the company's ability to meet financial expectations without compromising on service quality. Additionally, the company's commitment to customer satisfaction and timely project delivery further reinforces the perception of strong value for money in their offerings.
    Read All Reviews
    $10,000 Startup $30,000 Small Business $65,000 Enterprise

    Mobile App Development Packages

    Mobile app creation with custom integrations to meet all your needs.
    View Packages

    Wilmington, DE

    1622 East Ayre Street
    Wilmington, DE 19804

    2 - 5

    See All Locations (2)
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  • Sourceed Logotype

    5.0 1 review
    $5,000+
    $50 - $99 / hr
    10 - 49
    Draper, UT

    Services provided

    10% Custom Software Development
    14% Low/No Code Development
    10% Mobile & App Marketing +11
    10% Other Application Development
    10% Other Digital Marketing
    10% Web Development
    5% Application Management & Support
    5% Blockchain
    5% Content Marketing
    5% E-Commerce Development
    5% IoT Development
    5% Search Engine Optimization
    5% Social Media Marketing
    1% Mobile App Development

    Focus Areas

    35% Kotlin
    35% AJAX
    30% Redux

    Sourceed specializes in enhancing online presence and driving sales through effective digital solutions. The company received commendations for its professionalism, timely delivery, and ability to generate tangible results, as evidenced by a significant client increase from the website. The feedback consistently highlights Sourceed's cooperative nature and effective project management.

    See all 1 projects
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  • SoFriendly Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    10 - 49
    Orlando, FL

    Services provided

    10% Custom Software Development
    20% Mobile App Development
    20% UX/UI Design +6
    15% Branding
    10% Product Design
    10% Web Design
    5% AR/VR Development
    5% Logo
    5% Web Development

    Focus Areas

    25% Kotlin
    25% JavaScript
    25% PHP +2
    20% Swift
    5% Objective C

    Founded in 2016, SoFriendly is an UX design company. The firm specializes in UX/UI Design and Mobile App Development, and is small.

    Read more
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  • DigitorMatrix Logotype

    Not yet reviewed

    Undisclosed
    < $25 / hr
    2 - 9
    New York, NY

    Services provided

    20% Conversion Optimization
    20% E-Commerce Development
    20% Mobile App Development +2
    20% Search Engine Optimization
    20% Web Development

    Focus Areas

    45% Kotlin
    20% JavaScript
    15% Redux +2
    10% Java
    10% Swift

    DigitorMatrix is a Conversion Optimization company. They are in New York, New York, and their services include Conversion Optimization and Search Engine Optimization.

    Read more
    View Profile
  • Genisys Solution LLC Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    50 - 249
    Albany, NY

    Services provided

    25% Custom Software Development
    20% Web Development
    15% IT Strategy Consulting +3
    15% Mobile App Development
    15% Other Application Development
    10% Low/No Code Development

    Focus Areas

    15% Kotlin
    15% Ember.js
    15% JavaScript +4
    15% Other programming & scripting languages
    15% Redux
    15% Ruby
    10% SQL

    Genisys Solution LLC is a custom software development firm. They were founded in 2021, and their services include Custom Software Development and Web Development.

    Read more
    View Profile
  • Custom Web Developers USA Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Austin, TX

    Services provided

    15% Custom Software Development
    15% Branding
    15% E-Commerce Development +4
    15% Logo
    15% Mobile App Development
    15% Web Development
    10% Other Marketing

    Focus Areas

    20% Kotlin
    20% Java
    20% JavaScript +2
    20% Objective C
    20% Swift

    Custom Web Developers USA is a branding firm in Austin, Texas. The team specializes in Branding and Logo.

    Read more
    View Profile
  • Cody Solutions Logotype

    5.0 15 reviews
    $50,000+
    $50 - $99 / hr
    250 - 999
    Austin, TX

    Services provided

    25% AI Consulting
    20% AI Agents
    15% AI Development +4
    10% IT Managed Services
    10% IT Staff Augmentation
    10% Mobile App Development
    10% Web Development

    Focus Areas

    25% Kotlin
    25% JavaScript
    25% Swift +1
    25% Typescript

    Cody Solutions is a custom software development company specializing in tailored software engineering and end-to-end software development solutions. They have received overwhelmingly positive reviews, with 95% of clients highlighting their timely delivery and strong project management. Reviewers frequently commend their technical expertise, flexibility, and seamless collaboration in complex, multi-stakeholder environments.

    See all 15 projects
    11 of 11 Custom Software Development reviews are 5 stars
    1 new review for Custom Software Development in past 6 months
    $50,000 – $199,999 avg. project cost

    Custom Software Development PROJECT HIGHLIGHT

    Mobile App & Features Development for Private Bank

    5.0 — A private bank hired Cody Solutions to take over an existing project and develop a mobile app for iOS and Android. The team worked on features such as market pricing, digital arts, and Read more
    Read 11 Reviews

    Industry Experience

    Cody Solutions has demonstrated expertise across various industries, including Information Technology, Financial Services, Education, and others. Clients commend their proficiency in complex digital projects, such as developing vessel management systems in IT and mobile applications in finance. Overall sentiment is positive, highlighting strengths in communication, project management, and adherence to timelines. Their capacity to align with government standards and deliver quality solutions makes them a strong fit for organizations in IT, finance, and digital transformation sectors.

    Read All Reviews

    Select Industry to see insights

    Financial services Other industries Software Education Nonprofit IT Services Food & Beverages Engineering Information technology

    More responsive than most other service providers

    Cody Solutions is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch

    View projects from:

    United States (6) Ukraine (2) Estonia (1) Germany (1) Poland (1) Switzerland (1) United Arab Emirates (1) Samoa (1)
    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 Suffescom Solutions Inc
2 Synergy Labs
3 Excellent Webworld
4 CitrusBits
5 UplineSoft
6 Bolder Apps
7 Agency Partner Interactive LLC
8 Goji Labs
9 Designli
10 Saritasa
11 Dualboot Partners
12 Orangesoft
13 Wve Labs
14 Simpalm
15 MMC Global

List of the Top 15 United States Kotlin Development Services

  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. Bolder Apps Logotype

    Bolder Apps

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

    Ability to deliver

    37.9/40.0
    18.6/20 Reviews
    10/10 Clients & Experience
    9.3/10 Market Presence

    Service focus

    10% Custom Software Development
    30% Kotlin
    10% Web Development
    60% Mobile App Development
    20% Other
    View Profile Visit Website
  7. Agency Partner Interactive LLC Logotype

    Agency Partner Interactive LLC

    $25,000+
    $100 - $149 / hr
    50 - 249
    Plano, TX

    Ability to deliver

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

    Service focus

    35% Custom Software Development
    10% Kotlin
    10% Web Development
    30% Mobile App Development
    25% Other
    View Profile Visit Website
  8. Goji Labs Logotype

    Goji Labs

    $50,000+
    $150 - $199 / hr
    50 - 249
    Los Angeles, CA

    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
    10% Web Development
    50% Mobile App Development
    20% Other
    View Profile Visit Website
  9. Designli Logotype

    Designli

    $10,000+
    $50 - $99 / hr
    50 - 249
    Greenville, SC

    Ability to deliver

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

    Service focus

    30% Custom Software Development
    10% Kotlin
    50% Mobile App Development
    20% Other
    View Profile Visit Website
  10. Saritasa Logotype

    Saritasa

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

    Ability to deliver

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

    Service focus

    40% Custom Software Development
    10% Kotlin
    10% Web Development
    10% Mobile App Development
    30% AR/VR Development
    10% Other
    View Profile Visit Website
  11. Dualboot Partners Logotype

    Dualboot Partners

    $75,000+
    Undisclosed
    250 - 999
    Charlotte, NC

    Ability to deliver

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

    Service focus

    15% Custom Software Development
    10% Kotlin
    5% Web Development
    5% Mobile App Development
    5% Application Management & Support
    70% Other
    View Profile Visit Website
  12. Orangesoft Logotype

    Orangesoft

    $25,000+
    $50 - $99 / hr
    50 - 249
    San Francisco, CA

    Ability to deliver

    37.5/40.0
    17.8/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    20% Custom Software Development
    25% Kotlin
    20% Web Development
    40% Mobile App Development
    20% Other
    View Profile Visit Website
  13. Wve Labs Logotype

    Wve Labs

    $25,000+
    $50 - $99 / hr
    50 - 249
    Costa Mesa, CA

    Ability to deliver

    38.1/40.0
    19.2/20 Reviews
    9.6/10 Clients & Experience
    9.3/10 Market Presence

    Service focus

    20% Web Development
    50% Mobile App Development
    30% Other
    View Profile Visit Website
  14. Simpalm Logotype

    Simpalm

    $10,000+
    Undisclosed
    10 - 49
    Rockville, MD

    Ability to deliver

    37.7/40.0
    18/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    30% Web Development
    40% Mobile App Development
    10% Application Management & Support
    20% Other
    View Profile Visit Website
  15. MMC Global Logotype

    MMC Global

    $25,000+
    $50 - $99 / hr
    250 - 999
    Austin, TX

    Ability to deliver

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

    Service focus

    20% Custom Software Development
    11% Kotlin
    20% Mobile App Development
    60% Other
    View Profile Visit Website
  16. AppVerticals Logotype

    AppVerticals

    $25,000+
    $25 - $49 / hr
    50 - 249
    Dallas, TX

    Ability to deliver

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

    Service focus

    30% Custom Software Development
    20% Kotlin
    40% Mobile App Development
    10% Enterprise App Modernization
    20% Other
    View Profile Visit Website
  17. Jalasoft Logotype

    Jalasoft

    $50,000+
    $25 - $49 / hr
    1,000 - 9,999
    Houston, TX

    Ability to deliver

    35.4/40.0
    17.4/20 Reviews
    8.4/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    10% Custom Software Development
    15% Kotlin
    10% Web Development
    10% Mobile App Development
    10% Application Management & Support
    60% Other
    View Profile Visit Website
  18. Trango Tech Logotype

    Trango Tech

    Undisclosed
    $25 - $49 / hr
    250 - 999
    Salt Lake City, UT

    Ability to deliver

    37.3/40.0
    17.6/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    10% Custom Software Development
    10% Kotlin
    10% Web Development
    40% Mobile App Development
    10% AR/VR Development
    30% Other
    View Profile Visit Website
  19. AppIt Ventures Logotype

    AppIt Ventures

    $25,000+
    $100 - $149 / hr
    10 - 49
    Denver, CO

    Ability to deliver

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

    Service focus

    30% Custom Software Development
    15% Kotlin
    50% Mobile App Development
    5% Application Management & Support
    5% Enterprise App Modernization
    10% Other
    View Profile Visit Website
  20. X-Team Logotype

    X-Team

    $25,000+
    $50 - $99 / hr
    250 - 999
    Austin, TX

    Ability to deliver

    36.2/40.0
    16.4/20 Reviews
    9.9/10 Clients & Experience
    9.9/10 Market Presence

    Service focus

    30% Custom Software Development
    15% Kotlin
    10% Web Development
    10% Mobile App Development
    50% Other
    View Profile Visit Website
  21. Extrovert Information Technology (EitBiz) Logotype

    Extrovert Information Technology (EitBiz)

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

    Ability to deliver

    35.7/40.0
    18.4/20 Reviews
    10/10 Clients & Experience
    7.3/10 Market Presence

    Service focus

    15% Custom Software Development
    25% Kotlin
    5% Web Development
    40% Mobile App Development
    15% Application Management & Support
    25% Other
    View Profile Visit Website
  22. AppZoro Technologies, Inc. Logotype

    AppZoro Technologies, Inc.

    $10,000+
    $50 - $99 / hr
    10 - 49
    Atlanta, GA

    Ability to deliver

    35.6/40.0
    16/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    10% Custom Software Development
    30% Kotlin
    10% Web Development
    53% Mobile App Development
    27% Other
    View Profile Visit Website
  23. Fueled Logotype

    Fueled

    $75,000+
    $150 - $199 / hr
    250 - 999
    New York, NY

    Ability to deliver

    36.8/40.0
    16.8/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    15% Web Development
    55% Mobile App Development
    30% Other
    View Profile Visit Website
  24. Surf Logotype

    Surf

    $25,000+
    $50 - $99 / hr
    50 - 249
    Wilmington, DE

    Ability to deliver

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

    Service focus

    80% Mobile App Development
    20% Other
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  25. Interexy Logotype

    Interexy

    $10,000+
    $25 - $49 / hr
    250 - 999
    Lauderdale-by-the-Sea, FL

    Ability to deliver

    37.1/40.0
    20/20 Reviews
    10/10 Clients & Experience
    7.1/10 Market Presence

    Service focus

    5% Web Development
    20% Mobile App Development
    5% AR/VR Development
    70% Other
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  26. NIX Logotype

    NIX

    Undisclosed
    $50 - $99 / hr
    1,000 - 9,999
    Tampa, FL

    Ability to deliver

    35.8/40.0
    19.2/20 Reviews
    6.9/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    25% Custom Software Development
    10% Kotlin
    75% Other
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  27. ParallelStaff Logotype

    ParallelStaff

    $50,000+
    $50 - $99 / hr
    50 - 249
    Dallas, TX

    Ability to deliver

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

    Service focus

    10% Custom Software Development
    20% Kotlin
    10% Web Development
    10% Mobile App Development
    70% Other
    View Profile Visit Website
  28. Mutual Mobile (A Grid Dynamics Company) Logotype

    Mutual Mobile (A Grid Dynamics Company)

    $25,000+
    $150 - $199 / hr
    50 - 249
    Austin, TX

    Ability to deliver

    35.6/40.0
    15.6/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    10% Custom Software Development
    21% Kotlin
    10% Web Development
    35% Mobile App Development
    10% AR/VR Development
    10% Enterprise App Modernization
    25% Other
    View Profile Visit Website
  29. Vincit Logotype

    Vincit

    $50,000+
    $150 - $199 / hr
    250 - 999
    Irvine, CA

    Ability to deliver

    36.1/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    9.9/10 Market Presence

    Service focus

    45% Custom Software Development
    10% Kotlin
    30% Web Development
    25% Mobile App Development
    View Profile Visit Website
  30. Blue Whale Apps Logotype

    Blue Whale Apps

    $50,000+
    $150 - $199 / hr
    50 - 249
    Herndon, VA

    Ability to deliver

    35.2/40.0
    17/20 Reviews
    8.8/10 Clients & Experience
    9.5/10 Market Presence

    Service focus

    15% Web Development
    40% Mobile App Development
    45% Other
    View Profile Visit Website

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United States Kotlin Development FAQs

Working with a domestic Kotlin development team can streamline collaboration, especially when projects require daily stand-ups, rapid iteration, or compliance with U.S. data laws such as HIPAA or CCPA.

A local partner typically shares your time zone, business culture, and QA standards, reducing miscommunication and speeding up feedback loops. Plus, many U.S. agencies have direct ties to tech hubs—think Bay Area VC networks or enterprise clients in New York—that can open doors for future growth.

U.S. Kotlin development specialists work across a broad spectrum of verticals, including:

  • Fintech and digital banking
  • Health tech and HIPAA-compliant apps
  • E-commerce and retail (Shopify, Magento back ends)
  • Transportation and logistics (real-time tracking)
  • Media streaming and entertainment

Mixed-platform skill sets (Kotlin Multiplatform Mobile, Compose for Desktop) let them support both consumer and enterprise projects.

  1. Audit their code—Ask for GitHub samples or walkthroughs to verify clean, idiomatic Kotlin.
  2. Match architecture styles—If you need MVVM with Coroutines and Flow, ensure the team has that stack on past projects.
  3. Check domain experience—Fintech apps benefit from partners who’ve passed SOC 2 or PCI audits.
  4. Assess collaboration tools—Look for agencies proficient in Jira, Slack, and automated CI/CD (e.g., GitHub Actions).
  5. Review Clutch feedback—Client quotes on timelines, bug rates, and post-launch support reveal real performance.

It’s vital to be thorough when assessing potential partners. Clutch prepared vetted directories of proven developers ready for your project. Find the ideal team by leveraging the resources and filters available on the platform.

• Java-only portfolios with minimal Kotlin samples
• Low senior-level ratio; a team of mostly juniors can slow delivery
• Vague estimates without sprint breakdowns or acceptance criteria
• No automated testing (unit, UI, or integration) in their process
• Ownership concerns—agencies that retain source-code rights or charge release fees

Development cycles require close collaboration and good project management. Keep a close eye out for these warning signs to ensure your project’s smooth progress.

Most U.S. Kotlin agencies charge $100 – $200 per hour according to recent Clutch pricing data. Typical project ranges:

  • MVP or feature add-ons: $25,000 – $60,000
  • Full-scale Android or KMP app: $75,000 – $200,000+
  • Long-term team augmentation: $15,000 – $40,000 per developer, per month

Factors that influence cost include team seniority, project complexity (e.g., reactive programming, microservices), and whether design or product strategy is bundled in.

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