Application Engineer I

The role

You will bring e-commerce platform integrations built by external consultants back into Mollie's unified e-commerce gateway codebase. The work is mainly backend Java, connecting services into the wider Mollie ecosystem, with partner integrations such as Shopify, Wix, Lightspeed and Mirakl.

What you will do

• Get up to speed on the e-commerce gateway system
• Bring integrations built by external consultants back into Mollie's unified e-commerce gateway codebase
• Streamline and maintain existing e-commerce integrations so high-volume transactions are processed reliably
• Deliver small, clearly defined projects within the team from start to finish
• Write testable, readable code and contribute to documentation when needed
• Monitor, maintain and extend the systems within the team's scope
• Take part in support rotations with help from more experienced teammates
• Share progress and blockers with the team and stakeholders
• Track the outcomes of your work with relevant metrics

Required qualifications

• 3+ years of professional experience in software engineering
• A strong professional background in full-stack software engineering
• Proficiency in Java and object-oriented programming
• Proficiency in React and/or React Native
• Experience working with scalable applications or gateway systems
• A good understanding of cloud environments
• Excellent English communication skills

Nice to have

• Google Cloud Platform experience

Benefits

• Regular feedback and performance reviews
• Fair and transparent salary reviews
• Opportunities to move into new roles or take on new projects
• Internal hiring for next steps in your career

About the company

Mollie has helped businesses in Europe get paid and manage money since 2004. More than 250,000 companies use Mollie, and it has 950+ employees across 14+ locations.