Senior Backend Engineer - Subscriptions & Billing

Swapfiets; Amsterdam; Hybrid; EUR 40,000 - 67,000; Full time

Benefits offered by this job

Salary up to €6,030/month

Lease bike

32 vacation days

Pension plan

Laptop provided

Lunch at office

Education budget

Work from home flexibility

Job summary

Swapfiets is seeking a Senior Backend Engineer to craft reliable software for Subscription Management. You’ll design and maintain backend services, tackle complex domain problems around subscriptions, pricing, and billing, and own systems in production with a focus on reliability and scalability.

You will collaborate with product, design and data teams, contribute to architectural decisions, and grow AI-enabled tooling across the engineering org.

Qualifications

• Strong backend experience with C# and .NET.
• Expertise designing APIs and distributed systems.
• Hands-on with relational databases, esp. SQL Server.
• Solid testing, CI/CD, observability and secure development practices.

Responsibilities

• Design, build and maintain backend services for Subscription Management.
• Tackle complex domain problems in subscriptions, pricing, billing and customer lifecycle changes.
• Translate business needs into maintainable technical solutions.
• Own production systems including monitoring, incident support and improvements.
• Evolve architecture to meet future requirements and communicate risks early.
• Collaborate with Product, Design, Data and other engineering teams.
• Contribute to technical standards and peer reviews.
• Mentor other engineers and provide constructive feedback.

Skills

C# & .NET

API design

Distributed systems

SQL Server

CI/CD

Observability

Azure

Docker

AI tools

Independent work

Communication

Maintainability

Tools

Azure DevOps

Job description

Swapfiets is seeking a Senior Backend Engineer to craft reliable software for Subscription Management. You’ll design and maintain backend services, tackle complex domain problems around subscriptions, pricing, and billing, and own systems in production with a focus on reliability and scalability.

You will collaborate with product, design and data teams, contribute to architectural decisions, and grow AI-enabled tooling across the engineering org.