Remote .NET AI Backend Developer (Junior to Mid)

Evotym; Poland; On-site; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Competitive salary aligned with 경험

Job summary

Evotym is seeking a Junior/Middle AI Developer to join a remote-first team in Poland. You will design, build, and maintain AI-powered backend services and scalable REST APIs using .NET 10, C#, and ASP.NET Core.

You will integrate AI agents, LLM features, and tools into existing systems while ensuring robust authentication, storage, and observability. The role involves collaborating with AI, product, and engineering teams in a fast-paced environment where requirements evolve.

Qualifications

• 1–2 years of backend development with .NET and C#.
• Strong experience with .NET, ASP.NET Core, REST APIs.
• Hands-on with Entity Framework Core and PostgreSQL.
• Experience with ASP.NET Core Identity and JWT.
• Familiarity with AWS services (S3) and OpenTelemetry.
• Proficient Git usage and modern workflows.
• English and Russian language skills.

Responsibilities

• Design, develop, and maintain backend services for AI-powered products.
• Build and integrate AI agents, LLM-based features, tools, and workflows.
• Develop scalable REST APIs using .NET 10, C#, and ASP.NET Core.
• Implement data access with EF Core and PostgreSQL.
• Integrate external APIs and third-party systems into production apps.
• Implement authentication and authorization with ASP.NET Core Identity and JWT.
• Use AWS S3 for storage and integrate with AI processing workflows.
• Implement observability using OpenTelemetry.
• Optimize performance, reliability, and maintainability.
• Collaborate with AI, product, and engineering teams on architecture.

Skills

NET/C# development

ASP.NET Core

REST APIs

Entity Framework Core

PostgreSQL

JWT / Identity

AWS S3

OpenTelemetry

Git

English

Russian

Tools

PostgreSQL

AWS S3

OpenTelemetry

ASP.NET Core Identity

JWT

Job description

Evotym is seeking a Junior/Middle AI Developer to join a remote-first team in Poland. You will design, build, and maintain AI-powered backend services and scalable REST APIs using .NET 10, C#, and ASP.NET Core.

You will integrate AI agents, LLM features, and tools into existing systems while ensuring robust authentication, storage, and observability. The role involves collaborating with AI, product, and engineering teams in a fast-paced environment where requirements evolve.