Test us.
Angular, .NET, SQL, Java.
What are you looking for today?
Need a developer?
...Or do you require a whole team?
Mobile development
We provide customized solution in developing mobile compatibility sites as well as native mobile applications in the field of promotions, shopping, banking, news, services etc. in any desired platform like Android, IOS, Blackberry, etc.
Web development
As the pace of technology accelerates - we'll provide you with the necessary infrastructure & tools your business requires to scale.
DataBase Management & Administration
We offer our expertise from the configuration and design phase to optimizing and monitoring the performance of your database. Our goal is to guarantee the performance, integrity, and security of your database.
Mobile, Web, Data
Anything missing? Let us know
∙Custom eCommerce
∙Custom software development (web and desktop)
∙Mobile development (iOS & Android)
∙Database development
∙UX / UI Design
∙Front End Development
∙Back End Development
∙AI/Machine Learning
∙Project Management
∙Quality Assurance
∙.NET (C#, ASP .NET MVC, Web API, WPF)
∙SQL
∙PHP
∙Java
∙Javascript
∙Ruby
∙Python
∙Kotlin
∙Objective - C
∙SWIFT
∙Visual Studio
∙Studio Management
∙Net Beans
∙Xcode
∙Android Studio
∙Eclipse
∙IntelliJ IDEA
∙Windows
∙Linux
∙MacOS
∙Android
∙iOS
∙Other smart products
∙.Net Core
∙Symfony
∙Entity Framework
∙Angular
∙VueJS
∙React JS
∙NodeJS
∙API, Manual, Automation testing, Mobile testing
∙Test case management
∙Unit testing
∙Regression testing, Localization testing, Black Box testing, Exploratory testing,
∙Usability testing (UX/UI), Functional testing, Stress testing, Performance testing,
∙Compatibility testing
∙Selenium,
∙BrowserStack,
∙Postman,
∙Charles Proxy,
∙Kobiton, Appium,
∙Zephyr,
∙Tunnel Bear,
∙TestRail
∙Microsoft Azure
∙Amazon Web Services
∙Heroku
∙MS SQL, ,
∙Oracle,
∙MySQL,
∙PostgreSql,
∙MongoDB,
∙Firebase,
∙DynamoDB,
∙IIS
∙Apache
∙Nginx
∙TeamCity
∙Octopus
∙Jenkins
∙Docker
∙Git
Hire the right team today
with Principal
We're highly experienced on the German energy sector & mainly focus on data-lake & analytics related projects.
You'll hear back from us in the next 12 hours.
We speak your language

We speak your language
with any developer you hire.
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