Backend TypeScript Engineer (Fintech)

TL;DR

Backend TypeScript Engineer (Fintech): Designing and operating core payment services for a cloud-native platform with an accent on correctness, security, and scalability. Focus on building distributed systems, ensuring data consistency, and managing services in AWS production environments.

Location: Amsterdam (Hybrid)

Salary: €60,000 – €85,000

Company

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

What you will do

• Design, build, and operate backend services that handle sensitive, high-volume financial data.
• Own services end-to-end, from initial design and implementation to testing, deployment, and production operation.
• Develop distributed systems with a focus on failure handling, observability, and data consistency.
• Collaborate closely with product and business colleagues to rethink and improve payment workflows.
• Engage in active mentorship with senior, principal, and lead engineers to grow technically.

Requirements

• 3 to 5 years of experience as a backend software engineer.
• Professional experience with TypeScript, or other strongly typed languages such as Java, Kotlin, or Go.
• Experience with AWS or cloud-native environments.
• Proven experience designing and building distributed systems.
• Experience owning and operating services in production.
• Technical BSc or MSc degree or demonstrated equivalent working level.

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 and company stock options for co-ownership.
• International environment with over 30 nationalities and a strong social culture.
• 25 holidays, flexible working hours, and working from home options.
• In-house training, structured feedback, and active mentorship paths.
• Macbook, travel expense reimbursement, and an excellent pension.