JuniorMiddle AI Developer (.NET)

Descripción del empleo

About the Client

Our client specializes in creating digital products across Web, Game Development, and AI Automation. They harness AI to streamline processes and deliver innovative solutions. Catering to a diverse international market, they are committed to providing advanced technological solutions to their customers.

Role Overview

As a Junior/Middle AI Developer, you'll be at the forefront of creating impactful, AI-powered backend services. You'll tackle the challenge of integrating AI agents and developing scalable REST APIs using .NET 10. This role offers the opportunity to work fully remotely in a dynamic environment, building intelligent automation solutions alongside skilled AI, product, and engineering teams.

Key Responsibilities

• Design, develop, and maintain backend services for AI-powered products and automation workflows
• Build and integrate AI agents, LLM-based features, tools, and workflows into existing backend systems
• Develop scalable REST APIs and backend services using .NET 10, C#, and ASP.NET Core
• Design and implement data access and persistence layers using Entity Framework Core and PostgreSQL
• Integrate AI services, external APIs, and third-party systems into production applications
• Implement authentication and authorization using ASP.NET Core Identity and JWT
• Work with AWS S3 for file and object storage, including integration with AI processing workflows
• Implement observability, distributed tracing, metrics, and logging using OpenTelemetry
• Optimize backend services for performance, reliability, scalability, and maintainability
• Participate in the design of AI-driven features and contribute to technical decisions around architecture and system integration
• Work in a fast-paced environment where requirements may be incomplete or evolving, turning business and AI use cases into practical technical solutions
• Collaborate with AI, product, and engineering teams to identify opportunities for automation and intelligent features

Requirements

• 1-2 years of professional experience in backend development with .NET and C#
• Strong experience with .NET, ASP.NET Core, REST APIs, and modern backend development practices
• Hands-on experience with Entity Framework Core and PostgreSQL
• Experience with authentication and authorization using ASP.NET Core Identity and JWT
• Strong understanding of software architecture, OOP, SOLID principles, and common design patterns
• Experience integrating external APIs and third-party services
• Familiarity with AI/LLM technologies, AI agents, tool calling, RAG, or AI-driven automation
• Strong interest in AI, automation, and emerging technologies, with a willingness to work with rapidly evolving AI tooling
• Experience with AWS services, particularly AWS S3
• Familiarity with observability and distributed systems concepts; experience with OpenTelemetry is a strong advantage
• Proficiency with Git and standard software development workflows
• Ability to work independently, navigate ambiguous requirements, and take ownership of backend and AI-related tasks
• Languages: English, Russian

Key Soft Skills

• Ability to work autonomously and take initiative
• Strong analytical and problem-solving skills
• Effective communication skills for collaboration with technical and non-technical stakeholders
• Adaptability to work in a fast-paced and evolving environment
• Good communication skills and ability to collaborate effectively with cross-functional engineering and product teams
• Strong team collaboration skills

What We Offer

• Competitive salary aligned with experience
• Collaborative and transparent team culture
• High-impact role in a scaling fintech company
• Recognition of personal milestones and achievements
• Social benefits

Department Join Product Development Role Backend Developer Locations Spain Remote status Fully Remote Compensation Package TBD

Información extra

Status

Activa

Estudios requeridos

E.S.O

Localización

Nacional (Toda España)

Tipo de contrato

Tiempo completo

Publicado el

06-09-2026

Carnet de conducir

No

Vehículo

No

Carta de motivación

No