years in game
happy customers

HQSoftware’s story dates back to 2001, when a bunch of technology enthusiasts got together to create software tailored to customers’ real-world needs, with passion and fun. Today, we blend that evergreen excitement with hard-won experience to serve customers that stay with us for years, including HTC, Canon, Sega, Honda, BBC and more.

Across industries, we provide full-cycle custom software development to help enterprises power their customers, employees and partners through multiple channels. When understanding business is vital to a project’s success, software development vendors choose our dedicated teams to cover specific technical needs or even create entire products from scratch.

With offices in New York City and Tallinn, Estonia, and a development center in Minsk, Belarus, HQSoftware delivers worldwide, with the majority of customers, including the top 10 companies in the Fortune 500, coming from the US and Europe. We grow expertise in several areas with a particular focus on IoT, AR, and VR where we partner with hardware producers to provide enterprise adopters with complete ecosystems.  


Certifications and Awards

professional Scrum Masters
ISTQB certified testers
Microsoft certified professionals
MongoDB certified developers
Zend certified engineers
Top IoT Developer 2019 by Clutch
Top AR/VR Developer by Clutch
20 Most Promising IoT Solution Providers by CIOReview
Inc5000 - Fastest-Growing Private Companies in America

Technology Stack


HTML5, XHTML, CSS3, Less, Sass, JavaScript, TypeScript, AngularJS, React, Knockout, Bootstrap, Vue, Backbone, jQuery, Polymer, D3, JSX

Back-end and desktop:

PHP, .NET, Java, Node.js, C++, Qt, Python


Objective-C/SWIFT (iOS), Java/C++ (Android), C# (Windows Phone), Qt (BlackBerry), Xamarin, Flutter, Apache Cordova, Meteor, Ionic, AngularJS, Sencha Touch, React Native

Databases and data warehouses:

Microsoft SQL Server, MySQL, SQLite, Oracle, MariaDB, Greenplum Database, NoSQL (MongoDB, PostgreSQL, CouchDB, PouchDB)


Node.js, IoT.js, Device.js, Java, Eclipse IoT (Kura, SmartHome), Angular, .NET Core, C/C++/C#; Amazon Web Services IoT, Microsoft Azure IoT, Google Cloud Platform, ThingWorx IoT Platform, Universal of Things (IoT) Platform, Casa Jasmina, Particle, DeviceHive, openHAB, Kaa


Unity, Unreal Engine, Vuforia SDK, Oculus SDK, GearVRf SDK, Catchoom SDK, Wikitude SDK, Kudan SDK, EasyAR SDK, iOS/Android SDK, ARKit, ARCore, and other for Android, iOS, Windows, macOS. Headsets, glasses, and accessories include, but are not limited to Samsung Gear VR, Oculus Rift, HTC Vive, Google Cardboard / Daydream, PlayStation VR, Epson Moverio, Microsoft HoloLens, Treadmills, Haptic Gloves, and more.


Meet the part of the executive management team. They are responsible for fulfilling the organizational goals of the company. CEO and CTO of HQSoftware exhibit deep expertise in management and understanding businesses with a strong focus on delivering value.

Sergei Vardomatski, CEO

Under Sergei's leadership, the company has grown and consolidated its position as a leader in IoT, AR, and VR development. Since 2001, Sergei has been a strong strategic thinker and an inspiring leader. Holding a degree in international economics he utilizes his knowledge to develop HQSoftware as a world-class service vendor.

Vasil Tarasevich, CTO

Vasil joined HQSoftware team in 2015 to contribute to the team's technical development. Being a technical leader of HQSoftware, he is also a pioneer in building the Competency Centers that develop company's IoT, AR, and VR expertise. His past experience as a developer and project manager and a degree in math and computer science make him a strong team player who can share in-depth engineering knowledge.

How We Deliver

We pull together established project management practices and understanding of enterprise customers to build industry-specific software with long-standing ROI.

Whether you have a raw idea or a well-defined scope, our technology consultants will help you unlock more value for your enterprise and customers.

Depending on the specifics of your project, you can choose the fixed-price, time-and-material or dedicated teams arrangement.

Our team will adjust to your time zone to quickly address your stakeholders’ feedback through continuous communication.

We apply various methodologies with a penchant for Agile allowing you to better control delivery results.

We deliver within budget and time through careful estimation and design, without compromising quality.

We Understand You

Back then in 1999, we had hard times scaling up HQSoftware because everything seemed scarce: cultivated developers and PMs, reliable vendors, budgets. With this experience in mind, we shaped our company so that you could unlock the true business value behind your software and leave the nuts and bolts of development to us.

We Are Serious About Quality

From the very beginning, we headed for growth in competence, not size. So we don’t hire talented people who just code, we hire talented people so they can get to the core of our customers’ problems and come up with complete solutions.

Our Customers

  • W.H.O.
  • BBC
  • mitsubishi
  • SEGA
  • UNDP Tradebal
  • Canon
  • Honda
  • HTC
  • Bell

Company Highlights

2001 – kicks off with pioneering projects in mobile, web and content management.

2001 - 2006 – matures as a reliable custom software development partner working with customers around the globe.

2006 – creates a geographic information website for BBC’s Breathing Places campaign, which inspires people to care for nature.

2008 – empowers Russia’s real estate market by helping build, an interactive geographic information portal with 800,000 unique visitors and 2.7 mln impressions per month.

2012 – partners with CleverDATA, creating user interfaces for their data mining and marketing automation solutions now used by UniCredit, FastMatch, Tinkoff Bank and others.

2012 - 2013 – creates smooth, engaging UIs for the websites of HTC, Canon, Sega, Honda and the likes.

2013 – pulls together its strongest competences to launch dedicated services in e-learning, IoT and cross-platform solutions, among others.

2013 – helps to develop FastMatch, an Electronic Communication Network for foreign exchange trading with $270 bln of trading volumes per month (as of July 2016).

2014 – partners with hardware manufacturers to provide enterprise adopters with complete IoT ecosystems.

2015 – builds IoT software for the vehicle testing equipment used by such manufacturers as Volkswagen and Volvo. Creates an equipment maintenance mobile app enriched with augmented reality that is already in use at large industrial companies across the globe.

2016 – creates a solution for remote network management of connected devices in a variety of areas, such as smart homes, cities, plants or others applicable. Among other, develops a mobile app for smart buildings and yachts management.

2017 – partners with RealityBLU, an American provider of augmented reality-infused solutions, to build an AR marketing platform handling over 100.000 requests per second. Helps an innovative estonian-based startup TheO to raise funds and develop a sensor-based IoT solution that monitors the health status of the environment inside a smart home. On top of it, HQSoftware gets acknowledged by such world-known ratings as CIOReview, Clutch, GoodFirms, and many other.

2018 – gets recognized by Inc5000, the list of the fastest-growing private companies of the USA. The team grows by 45%, and increases the number of projects in our key domains: Internet of Things, Augmented Reality, and Virtual Reality.

2019 – continues actively growing IoT, AR, and VR expertise to provide smarter R&D services to help our clients evolve.

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