Mollie

Full Stack Engineer II

Mollie
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2 months ago
Milan, ItalyMid Level

Responsibilities

  • Own product development end to end, from shaping ideas through building, testing, and measuring production performance.
  • Design, build, and maintain APIs, services, and embedded components across frontend, backend, and full-stack systems.
  • Develop the self-serve integration experience, including Connect activation, payment API exposure, and multi-sub-merchant support.
  • Build and contribute to large-scale systems capable of handling high transaction volumes efficiently.
  • Work with the Product Manager to shape the self-serve product track and make product trade-off decisions.
  • Challenge existing ideas, contribute opinions, and bring new solutions to the team.

Requirements

  • 5+ years of professional software engineering experience with genuine full-stack range.
  • Strong frontend engineering skills with React, React Native, and TypeScript, plus the ability to design and reason about complex backend systems.
  • Experience building embedded components for platform or infrastructure use cases.
  • Ability to own features end to end across frontend and backend.
  • Product mindset with curiosity and comfort making decisions in complex, ambiguous environments.
  • Ability to weigh technical and product trade-offs while working across multiple interacting systems.

Benefits

  • Regular feedback and performance reviews to support development
  • Opportunities to develop skills, explore challenges, change career paths, and take on new projects
  • Internal mobility and support for career growth

Tech Stack

ReactReact NativeTypeScript

Categories

Mollie

About Mollie

1,001-5,000 employees

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.

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