Backend Engineer (Fintech)

TL;DR

Backend Engineer (Fintech): Working on the core of the payment platform, designing, building, and operating backend services that handle sensitive, high-volume financial data with an accent on correctness, security and scalability. Focus on distributed systems, failure handling, observability, and data consistency.

Location: Amsterdam

Salary: €60.000 and €85.000

Company

A fast-growing fintech scale-up building a modern, payment-grade platform from first principles.

What you will do

• Design, build, and operate backend services for the payment platform.
• Own services end-to-end, from design and implementation to testing, deployment, and operation in production.
• Collaborate with other backend engineers, infrastructure, and product teams to improve the platform.
• Handle sensitive, high-volume financial data, ensuring correctness under all circumstances.
• Work on distributed systems, focusing on failure handling, observability, and data consistency.

Requirements

• 3 to 5 years of experience as a backend software engineer.
• Professional backend experience with TypeScript, or another strongly typed backend language such as Java, Kotlin, or Go.
• Experience with AWS or cloud-native environments.
• A completed technical BSc or MSc education or demonstrated similar working level.
• Experience designing and building distributed systems.
• Strong communication skills and a collaborative, low-ego mindset.

Nice to have

• Experience in payments, fintech, or other correctness-critical domains.
• Experience with high-throughput or security-sensitive systems.

Culture & Benefits

• Indefinite contract from day one.
• Company stock, allowing you to become a co-owner.
• Clear growth path with in-house training, structured feedback, and active mentorship.
• Flexible working hours and working from home options.
• Travel expense reimbursement and excellent pension.
• Beautiful office and free parking options.