Backend .NET Developer

Creatio

. Design, code, test, and debug software according to specifications and requirements .

Posted 10/5/2026full-timeRemote • PolandMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Proficient in C# and .NET 8+, with a strong foundation in OOP principles and experience in developing scalable web applications using ASP.NET MVC/Core and Entity Framework. Capable of conducting thorough testing and collaborating effectively within a Scrum team environment.

Highest-signal resume keywords

C#.NET 8+ASP.NET MVC/CoreEntity FrameworkMS SQL Server

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

OOPKISS PrinciplesSOLID PrinciplesDRY PrinciplesWeb API DevelopmentUnit TestingMockingAPI TestingPostmanPostgreSQL

Soft Skills

CollaborationCommunication

Tools & Technologies

GitNUnit

Industry Keywords

ScrumWorkflow AutomationSoftware Development

Tech Stack

Tools & technologies

ASP.NETEntity FrameworkMS SQL ServerPostgresSQL.NET

About the role

Key responsibilities & impact

Design, code, test, and debug software according to specifications and requirements
Transform system designs into software by writing code and implementing features
Collaborate with stakeholders and product managers
Conduct unit, integration, and system tests
Participate in Scrum team activities
Contribute to Creatio’s core business process platform by delivering scalable and customizable workflow automation solutions

Requirements

What you’ll need

Confident in C# and .NET 8+
Strong knowledge of OOP and KISS, SOLID, and DRY principles
Hands-on experience with ASP.NET MVC/Core, Entity Framework, and building Web APIs
Experience with Git, including branching, merging, and rebasing
Familiarity with unit testing and mocking using NUnit and Mock
Familiarity with API testing using Postman
Experience working with MS SQL Server and PostgreSQL databases
English level — Upper-Intermediate (spoken and business writing) or higher
Experience with AI technologies and solutions is a plus, but not required

Benefits

Comp & perks

Clear career paths
Mentorship opportunities
Access to continuous learning
Flexible work arrangements
Initiatives supporting schedule management, productivity, and personal and professional well-being
Recognition of achievements and contributions
Innovative culture with exposure to new ideas and modern technologies
Competitive compensation and benefits supporting employees and their families
Rewards approach recognizing contributions and commitment