5 months ago
Amsterdam, NetherlandsMid Level
Responsibilities
- Design, build, and maintain high-scale, high-frequency backend systems and APIs.
- Own features end to end from architecture and estimation through delivery, production support, and continuous improvement.
- Contribute to migration and modernization initiatives that decouple legacy dependencies and improve scalability.
- Translate complex technical and business requirements into production-ready solutions with engineering and product stakeholders.
- Participate in brainstorming, estimation, and sprint-planning activities.
- Diagnose and resolve complex distributed-systems issues involving reliability, performance, and merchant impact.
Requirements
- At least 5 years of backend engineering experience.
- Strong proficiency in Java and ideally PHP; experience with Go, C#, or Python is valued.
- Experience building and maintaining large-scale, high-volume systems.
- Solid understanding of distributed systems, queuing, caching, concurrency, fault tolerance, and scalability.
- Experience with financial systems, payments, or data-intensive applications is preferred.
- Ability to take end-to-end ownership and shape solutions with a product-first, outcome-oriented approach.
- Strong communication skills for working with technical and non-technical stakeholders.
Benefits
- Regular feedback and performance reviews support professional development.
- Transparent salary reviews and opportunities for internal mobility, new roles, and career growth.
- Autonomous work in small teams with meaningful ownership and a balanced work environment.
- Relocation support is not offered for this role.
About Mollie
Mollie builds a payments and money management platform for businesses across Europe, covering online and in-person acceptance, reconciliation, reporting, fraud prevention, and financing. It supports methods such as iDEAL, SEPA credit and direct debit, Visa, Mastercard, PayPal, Bancontact, and SOFORT, and serves more than 250,000 merchants. Founded in 2004 and headquartered in Amsterdam, it is a privately held company with products like POS terminals and Mollie Capital.