At Mangopay, our mission is to power the payment infrastructure and payment operations of the world's biggest and most exciting marketplaces & platforms.

We provide marketplaces and platforms with powerful modular payment and regulatory solutions. Since 2013, we have enabled the success of some of the biggest names in e-commerce, retail, and cutting-edge platforms such as Vinted, Rakuten, Chrono24, La Redoute, Wallapop and over 2,500+ more. 

Our team of 400+ is spread across Europe, with offices in Berlin, Dublin, Luxembourg, London, Madrid, Paris, and Warsaw. In an environment where marketplaces and fintech ventures are thriving, we're actively seeking exceptional individuals to tackle the challenges in our field and contribute to our growth. Our commitment to diversity is unwavering, and we are dedicated to promoting employee well-being, inclusivity, and equal opportunities. Joining Mangopay means you’ll be part of a dynamic, flexible, and rapidly growing team.

Job Description

As a Senior Frontend Engineer, you will contribute to the Identity Team, dedicated to identity theft prevention, identity verification, and anti-money laundering solutions to ensure the utmost security for our users. Immerse yourself in a dynamic setting, processing a high volume of transactions annually. Flourish and enhance your skills within a seasoned team that values mutual support, humility, innovation, curiosity, and continuous growth.

You can work remotely in one of these locations: France/Poland/UK

 

What will you be responsible for?

  • Lead the development and implementation of complex React applications, ensuring high performance, scalability, and maintainability.
  • Collaborate closely with cross-functional teams, including UI/UX designers and product managers, to translate requirements into efficient, elegant front-end solutions.
  • Mentor and guide junior developers, fostering a culture of continuous learning and technical excellence within the React engineering team.
  • Drive innovation by staying abreast of industry best practices, emerging technologies, and trends in React development, and applying them to enhance our applications.
  • Take ownership of the React codebase, conducting code reviews, optimizing performance, and actively contributing to architectural decisions to ensure the highest standards of quality and efficiency.

 

What do we expect from you?

  • Extensive expertise in JavaScript/TypeScript.
  • Proven proficiency in developing robust and scalable applications using React, Redux, and Next.js.
  • Familiarity with Vue.js is considered a plus.
  • Experience implementing CI/CD processes for efficient and automated software delivery.
  • Proficient in React test frameworks such as Jest, Enzyme, and Jasmine.
  • Familiarity with e2e testing frameworks, including Cypress and Playwright.
  • Knowledge of containerization using Docker.
  • Well-versed in working within Agile methodologies.
  • Excellent verbal and written communication skills in English.

 

Recruitment process

  • HR call (30 min)
  • Technical Task 
  • Interview with the Hiring Manager and Senior Frontend Engineer (1.5h)
  • System Design Interview (1h)

We care about equal employment opportunities, so all qualified applicants will receive equal consideration regardless of their race, colour, religion, sex, sexual orientation, gender perception or identity, national origin, age, marital status, protected veteran status, or disability status.

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