.NET Engineer

Dynefuse; United States; Remote; USD 41,000 - 86,000; Full time

Benefits offered by this job

Fully remote work in Lithuania

Small team with code reviews

Growth opportunities

Job summary

Dynefuse is seeking a back-end developer to design, build, and maintain services and APIs for an integration platform used in mission-critical settings. You will work with C# and .NET, implement background processing, and ensure reliable performance.

You will model and persist data with EF Core and SQL Server, collaborate on requirements and technical design, and help deliver robust software in a small, outcome-focused team. This role is fully remote for Lithuania-based candidates.

Qualifications

• Two years of professional .NET development experience.
• Proficiency in C# and Entity Framework Core.
• Experience with Microsoft SQL Server.
• Familiarity with Agile software development practices.

Responsibilities

• Design, build, and maintain services and APIs in C# and .NET.
• Implement background jobs and distributed processing, including work with an actor-based system where applicable.
• Model and persist data with EF Core and Microsoft SQL Server; tune queries as needed.
• Develop domain logic and integrations with external systems.
• Review code and collaborate on requirements, technical design, and delivery.

Skills

C#

Agile development

Entity Framework Core

Tools

Microsoft SQL Server

Akka.NET

gRPC

Blazor WebAssembly

SignalR

MQTTnet

Job description

Role overview

Develop backend services and APIs for an integration platform used in mission-critical settings. The work combines domain logic, data persistence, background processing, and connections to external systems, with an emphasis on maintainable software and reliable performance.

Responsibilities

• Design, build, and maintain services and APIs in C# and .NET.
• Implement background jobs and distributed processing, including work with an actor-based system where applicable.
• Model and persist data with Entity Framework Core and Microsoft SQL Server; tune queries as needed.
• Develop domain logic and integrations with external systems.
• Review code and collaborate on requirements, technical design, and delivery.

Requirements

• At least two years of professional .NET development experience.
• Proficiency in C# and Entity Framework Core.
• Experience with Microsoft SQL Server.
• Familiarity with Agile software development practices.

Nice to have

• Experience with Akka.NET or other actor-based distributed processing.
• Exposure to Blazor WebAssembly, SignalR, EF Core migrations, MQTTnet, or gRPC.
• Familiarity with IoT protocols and integrations such as OPC UA, BACnet, or CAN bus.
• Testing experience with xUnit, AutoFixture, or Moq.

Benefits and work setup

• Fully remote, with applicants required to be based in Lithuania; flexible working hours.
• Gross monthly salary range of €3,300–7,000, depending on experience and interview, with regular reviews and growth tied to impact and delivery.
• Small team, code reviews, clear priorities, and few meetings; team activities and occasional meetups are also offered.