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Home Software Developers Kotlin United States New Hampshire

Top Kotlin Developers in New Hampshire

Ratings Updated: April 3, 2026
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1 Leaders 3 Contenders

4 Companies

Country: United States
State: New Hampshire
Programming & Scripting: Kotlin

List of the Top New Hampshire Kotlin Development Services

  • Zco Corporation Logotype

    4.8 58 reviews
    $10,000+
    $25 - $49 / hr
    250 - 999
    Nashua, NH

    Services provided

    15% Custom Software Development
    40% Mobile App Development
    15% Web Development +3
    10% AR/VR Development
    10% IT Staff Augmentation
    10% Low/No Code Development

    Focus Areas

    10% Kotlin
    16% C#
    16% Java +5
    16% JavaScript
    16% PHP
    16% Swift
    5% Go
    5% Objective C

    Zco Corporation is a preeminent Custom Software Development company, offering bespoke software solutions, mobile and web application development, and end-to-end software engineering services. Across diverse projects, they consistently receive positive feedback for their expertise, professionalism, and creativity, with clients highlighting their exemplary project management and ability to meet timelines and budgets. Notably, 100% of reviewers commend Zco's communication and problem-solving capabilities.

    See all 58 projects
    17 of 22 Custom Software Development reviews are 5 stars
    $50,000 – $199,999 avg. project cost

    Custom Software Development PROJECT HIGHLIGHT

    Custom Mobile App & Web Dev for Teaching Hospital

    5.0 — Zco has developed a custom mobile research app with various features for a teaching hospital. Their tasks also include building an administrative website and an Android and iOS version of the app. Read more
    Read 22 Reviews

    Industry Experience

    Zco Corporation has received positive feedback across several industries, notably Software, Healthcare, Education, and Information Technology. Clients commend their expertise in mobile app and web development, highlighting strengths in project management, timely delivery, and responsiveness to client needs. In Education, they successfully built applications enhancing learning, while in Healthcare, they developed apps that facilitate mental health research and telemedicine. Overall, Zco is well-suited for clients in technology-driven sectors seeking reliable and innovative development partners.

    Read All Reviews

    Select Industry to see insights

    Social Networking Software Information technology Real estate Healthcare Financial services Education Consulting Nonprofit Other Industry IT Services Telecommunications Government Consumer Products Manufacturing Gaming Automotive Sports Business services Arts, entertainment & music Retail Advertising & marketing Utilities Food & Beverages

    Average Project Cost Breakdown

    $50,000 to $199,999 (24) $10,000 to $49,000 (10) $200,000 to $999,999 (8)

    What Clients Have Said

    Zco Corporation is generally perceived as offering good value for money, with clients praising their responsiveness and project management capabilities. One client noted that Zco delivered projects on time and within budget, while another highlighted their competitive pricing compared to other developers. Clients appreciated the quality of work and the flexibility in accommodating changes without additional charges. However, a few reviews mentioned that scope changes sometimes led to increased costs, indicating a need for clear communication regarding project parameters.
    Read All Reviews

    View projects from:

    United States (55) Bahamas (1)
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  • Pica Trebax Inc Logotype

    Not yet reviewed

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

    Services provided

    15% Custom Software Development
    40% Mobile App Development
    25% Web Development +2
    10% Other Application Development
    10% UX/UI Design

    Focus Areas

    10% Kotlin
    10% C
    10% C++ +8
    10% JavaScript
    10% Other programming & scripting languages
    10% PHP
    10% Python
    10% Swift
    10% Typescript
    5% HTML5
    5% SQL

    Launched in 2020, Pica Trebax Inc is a mobile application development firm. Headquartered in Nashua, New Hampshire and Kyiv, Ukraine, the team provides Mobile App Development and Web Development.

    Read more
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  • OnDemandStartups (AiForMVP) Logotype

    5.0 10 reviews
    $1,000+
    < $25 / hr
    10 - 49
    Pelham, NH

    Services provided

    25% Custom Software Development
    30% Web Development
    20% Generative AI +2
    20% Mobile App Development
    5% Web Design

    Focus Areas

    20% Kotlin
    20% JavaScript
    20% Swift +4
    15% SQL
    10% Other programming & scripting languages
    10% PHP
    5% AJAX

    OnDemandStartups is a bespoke software development company known for its full stack and custom software creation services. Across their reviews, clients praise their speed of execution, technical expertise, and dedication, resulting in successful projects like digital ecosystems and comprehensive apps. Notably, 100% of reviewers highlight their responsiveness and project management skills, with no significant areas for improvement mentioned.

    See all 10 projects

    Industry Experience

    OnDemandStartups has demonstrated expertise across various industries, including Transportation, IT Services, Business Services, and Software Development. Clients commend their exceptional project management, responsiveness, and technical skills, with notable success in mobile app development and backend systems. Positive sentiment is particularly strong within the Transportation sector, where their solutions significantly enhance operational efficiency. Overall, they are well-regarded for their ability to adapt and deliver tailored solutions, making them a suitable partner for startups and established businesses alike.

    Read All Reviews

    Select Industry to see insights

    Transportation Other Industry Business services Information technology IT Services Software

    Average Project Cost Breakdown

    $50,000 to $199,999 (4) $10,000 to $49,000 (3) $200,000 to $999,999 (2)

    What Clients Have Said

    Overall, clients express satisfaction with OnDemandStartups' cost-effectiveness and value for money. One CEO noted their flexibility in payment installments as a decisive factor in choosing them, while another praised their competitive pricing compared to Indian vendors. Several clients highlighted the company's dedication, often going beyond expectations without additional costs. However, some mentioned the need for improved testing before delivery. Overall, the sentiment reflects a positive assessment of value relative to the investment made.
    Read All Reviews

    View projects from:

    Malaysia (3) Belize (2) Bahrain (1) Norway (1) Saudi Arabia (1) United States (1) England (1)
    $1,999 App with upto 8 Screens Web or Mobile $3,499 Medium Size App with upto 15 Screens Web or Mobie $4,999 Complex App with upto 25 Screens Web or Mobile

    AI Prototype/MVP Generation - Web or Mobile App

    Convert your idea into a fully functional prototype with a database/and basic api integration like Stripe. Databases - Firebase or Amazon RDS Deployment - EC2/Firebase Discovery Sessions - 3 Sessions Technology - React/Angular
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  • Wawandco Logotype

    4.9 9 reviews
    $25,000+
    $25 - $49 / hr
    10 - 49
    Portsmouth, NH

    Services provided

    10% Custom Software Development
    15% Mobile App Development
    15% Web Development +6
    10% API Development
    10% Email Marketing
    10% IT Staff Augmentation
    10% IT Strategy Consulting
    10% UX/UI Design
    10% Web Design

    Focus Areas

    10% Kotlin
    25% Go
    20% HTML5 +4
    15% SQL
    10% JavaScript
    10% Ruby
    10% Swift

    Wawandco is a custom software development company specializing in tailored software creation and full stack software development. Reviews highlight their exceptional project management and timely delivery, with 100% of clients praising their cultural fit and professionalism. Clients consistently commend their proactive problem-solving and collaborative approach, resulting in successful and scalable software solutions.

    See all 9 projects
    4 of 4 Custom Software Development reviews are 5 stars
    1 new review for Custom Software Development in past 6 months
    $200,000 – $999,999 avg. project cost

    Custom Software Development PROJECT HIGHLIGHT

    UX/UI Design for Business Evaluation Platform

    5.0 — Wawandco provides product development and design services for a business evaluation platform. The team has developed the website, created prototype mock-ups, built an application, and provided QA Read more
    Read 4 Reviews

    More responsive than most other service providers

    Wawandco 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:

    Boston, Massachusetts (5) Portsmouth, New Hampshire (2) Mountain Lakes, New Jersey (1)
    View Profile

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1 Zco Corporation

List of the Top 1 New Hampshire Kotlin Development Services

  1. Zco Corporation Logotype

    Zco Corporation

    $10,000+
    $25 - $49 / hr
    250 - 999
    Nashua, NH

    Ability to deliver

    36.1/40.0
    16.4/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    15% Custom Software Development
    10% Kotlin
    15% Web Development
    40% Mobile App Development
    10% AR/VR Development
    20% Other
    View Profile Visit Website
  2. Pica Trebax Inc Logotype

    Pica Trebax Inc

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

    Ability to deliver

    12.9/40.0
    0/20 Reviews
    8.9/10 Clients & Experience
    4/10 Market Presence

    Service focus

    15% Custom Software Development
    10% Kotlin
    25% Web Development
    40% Mobile App Development
    20% Other
    View Profile Visit Website
  3. OnDemandStartups (AiForMVP) Logotype

    OnDemandStartups (AiForMVP)

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

    Ability to deliver

    31.2/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    5/10 Market Presence

    Service focus

    25% Custom Software Development
    20% Kotlin
    30% Web Development
    20% Mobile App Development
    25% Other
    View Profile Visit Website
  4. Wawandco Logotype

    Wawandco

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

    Ability to deliver

    34.9/40.0
    17/20 Reviews
    10/10 Clients & Experience
    7.9/10 Market Presence

    Service focus

    10% Custom Software Development
    10% Kotlin
    15% Web Development
    15% Mobile App Development
    60% Other
    View Profile Visit Website

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