Junior/Mid-Level AI Developer (.NET)

About The Client Our client is committed to developing a suite of digital products in Web, Game Development, and AI Automation. They specialize in utilizing AI to streamline processes, boost efficiency, and offer innovative product solutions to a diverse international market, consistently delivering cutting-edge technology 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.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.