Full Stack PHP Engineer II
In its journey to become the most loved payment service provider in Europe, Mollie is continuously investing and growing its Engineering department. We recently successfully launched an Engineering Hub in Lisbon and we are set to replicate this journey in one of the most vibrant cities in Europe: Milan!
Milanโs hub will contribute to Mollieโs mission with multiple passionate agile engineering teams that will innovate, build and contribute to our portfolio of next-generation payment products. Our focus is on creating highly scalable solutions that can handle a high volume of payments per second throughout the day. Code quality and system scalability are of paramount importance, and we value forward-thinking experts who can contribute to building scalable systems.
As a Full Stack Engineer II youโll be a vital part of our Customer Onboarding domain, where we are dedicated to crafting seamless end-to-end onboarding experiences for our customers. Our focus includes optimizing front-end customer experiences, streamlining data collection and verification processes, managing effective customer communications throughout the onboarding journey. We are committed to making it as effortless as possible for businesses to integrate Mollie into their operations and thrive. Our mission includes delivering a well-regulated onboarding experience, leveraging intelligent risk decision-making, and maintaining world-class operational capabilities.
What youโll be doing?
Helping us build large scale systems
Work closely with engineers and product in order to build features at large scale
Work with UI engineers from other teams to maintain consistency and share knowledge
Design, build and maintain APIs, user interfaces, services and systems across Mollieโs engineering teams
Analyse and solve complex problems across the stack
What you will bring?
Good communication and collaboration skills, we value this the most out of all the things listed here
Minimum of 5 years experience with developing full-stack web applications, preferably using PHP/MySQL stacks, in combination with modern Javascript frameworks like React, Vue or Angular
Experience with continuous deployment or continuous integration
Knowledge of modern queueing and caching systems like RabbitMQ, Redis, or Kafka
A knack for reducing system complexity, solving cross-team problems, and for striking the right balance between quality and moving fast
You enjoy being a generalist, working on frontend, backend, as needed to solve problems and delight our users
Our engineering workflow
'Ship early, ship often' is our philosophy. We like to break up big challenges into smaller ones, deploying gradual product iterations and improvements numerous times every day.We uphold code quality through thorough and cooperative peer reviews, CI/CD build pipelines, and gradual feature roll-outs. In other words, we do everything to make sure you feel comfortable pushing your changes to production on a daily basis.
Our architecture
We come from a monolithic background, with our core systems being written in PHP and Java. As our company started to scale up rapidly, we have scaled our infrastructure along with it by employing queueing systems, service oriented and serverless architecture. For current and future services, we use languages like Java as well.
Mollieโs frontend landscape consists of multiple apps, and each application has its own setup, which is optimised for the appโs purpose. Think of our merchant dashboard, API documentation, mobile apps, etc.In general, our apps are written using TypeScript, in React. We work with flexible and reusable components, have an extensive UI library that we maintain internally, and are always looking for parts of the codebase that we can open-source and share with the community.
Please apply to this job by sending over your CV in English.
Kindly note that relocation support is not offered for candidates outside of Europe for this role.
Benefits
How we hire
Step 1
Apply
Our Talent Acquisition team and hiring manager will review your application, and respond within 2 weeks.
Step 2
Screening call
If you seem like a Mollie-in-the-making, weโll invite you to a screening call so we can learn more about each other.
Step 3
Are you the one?
You'll have two or more interviews. And if it's a highly technical role, we'll also assess the specific skills you'll need.
Diversity, Equity & Inclusion

At Mollie we embrace what makes you unique, and nurture a culture that feels like home. We celebrate diversity of people and perspectives every day and are proud to be an equal opportunity employer. We do not discriminate.
Every new Mollie is hired on the basis of qualifications, merit, and business need. We bring open hearts and open minds, we donโt judge each other for our differences, we embrace the unique traits that make our products and culture stronger.
There is an energy at Mollie that canโt be contained. We are proud to be here, and inspired by the problems we have left to solve. So come join the ride.