Technical Support Specialist

Maastricht💼 Full-time🗓 2026-08-20 → 2026-09-26

Core

Resolve complex technical matters for Mollie customers, primarily focusing on API integrations and plugins to ensure businesses can run effectively.

Role type

Senior Technical Support Specialist (Fintech/API)

Builds

Custom API integrations and plugins for Mollie's payment and money management platform

Domain

Fintech, Payments, API Integrations

Deliverable

client delivery

Required skills

RESTful API debugging, PHP code reading, Webshop technologies (WooCommerce, Magento, Shopware), complex problem-solving, technical documentation

Preferred skills

Experience with Postman, internal training delivery, stakeholder management

Technologies

RESTful APIs, PHP, Postman, WooCommerce, Magento, Shopware

Responsibilities

Deliver direct technical support for custom API integrations and plugins via email and phone; Advise customers on optimal technical implementation; Act as primary escalation point for complex technical questions; Provide feedback to enhance technical products; Develop internal technical training and documentation; Prioritize tasks to resolve critical issues fast

Seniority

Mid-Senior, hands-on IC

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About Mollie

Financial Services1168Amsterdam, North Holland, NLFounded 2004

Mollie offers a single platform for businesses to get paid and manage their money. One that makes payments, reconciliation, reporting, fraud prevention, and financing simple for all – from startups to enterprises. Founded in 2004, Mollie’s mission is to make payments and money management effortless for every business in Europe. Our 850-strong team works from offices across the continent, including Amsterdam, Ghent, Lisbon, London, Maastricht, Milan, Munich, Berlin, Kiel and Paris. Today, more than 250,000 businesses use Mollie to drive revenue, reduce costs, and manage funds.