Senior .NET/C# Backend Engineer — AI-Driven FinTech (Hybrid)

Product Pulse; Warszawa; Hybrid; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Hybrid work policy

Rydoo On Tour mobility

Flexible work environment

Training & coaching

Team events

Permanent contract

Onboarding programme

Job summary

Rydoo, the leading expense management platform, is seeking a Software Engineer in our G6 squad to design and build backend systems that power expense processing for thousands of users worldwide. You will work in a cross-functional, autonomous team focused on delivering fast, scalable solutions.

The role offers a hybrid work policy with the Warsaw hub, opportunities to explore AI-powered features, and a path to impact through modern cloud technologies.

Qualifications

• Several years of experience with backend development.
• Excellent knowledge of .NET and C#.
• Experience with ORM (Entity Framework or NHibernate) and SQL Server.
• Team player in a cross-functional, agile environment.
• Experience with cloud (Azure/AWS/GCP) and DevOps is a plus.
• Experience with LLMs is a plus.

Responsibilities

• Design and build backend systems that power the expense management platform.
• Collaborate in a cross-functional, autonomous squad to improve time-saving features.
• Explore AI-powered features and optimize performance for growing user base.
• Maintain clean, tested code and ensure scalability.

Skills

Backend development

C#

.NET

Entity Framework

SQL Server

REST APIs

Azure / AWS / GCP

Agile

DevOps

LLMs

Angular

Education

CS degree

Tools

Service Bus

NHibernate

Angular

Job description

Rydoo, the leading expense management platform, is seeking a Software Engineer in our G6 squad to design and build backend systems that power expense processing for thousands of users worldwide. You will work in a cross-functional, autonomous team focused on delivering fast, scalable solutions.

The role offers a hybrid work policy with the Warsaw hub, opportunities to explore AI-powered features, and a path to impact through modern cloud technologies.