Backend Engineer

MYMOID is a Spanish fintech startup, leader in the payments management market and specialized in consumer finance sector. Our goal is to revolutionize the way digital business and e-commerces manage their payments and to improve their conversion rates and costs optimization.

Job Description

Our Rest API and payment platform are the true heart of our product. Thanks to the power of our gateway, our customers can initiate and process millions of transactions a year securely and efficiently. Our ideal candidate will be responsible for designing, building, optimizing and maintaining complex server-side applications for payment management, and contributing to the continuous improvement of our platform architecture and security, to take payments to the next level.

You will work on everything backend related including : ensuring high availability and speed of our APIs, helping scale industry-changing products, building security and anti-fraud solutions, implementing connectivity to our partners, and taking our infrastructure to the next level. Our tech stack is built on Java, Spring, AWS, Docker, Kafka, MySQL, ElasticSearch and more.

What you'll be doing

• Evaluate and experiment with new technologies and techniques that can be added to our tech stack.
• Ensure high availability, scalability and speed of our backend.
• Designing and implementing highly secure, fault-tolerant APIs.
• Working in close collaboration with infrastructure and frontend teams.
• Creating our next generation developer framework and workflows, allowing both merchants and third-parties to integrate as seamlessly as possible.
• Evaluating, identifying & defining improvements to the existing infrastructure.
• Conducting code reviews and continuously look at ways of improving the teams' ways of working.
• Mentor and support other engineers in the team and related teams.
• Developing deep payments expertise, always looking for ways to optimise our merchant developer experience.
• Debug production issues across services and multiple levels of the stack.
• Collaborate with our business, sales and operations teams to understand and solve our users’ pain points.

Skills and Qualifications

What we offer

Interesting self-paced professional path in a challenging and promising sector.

Full-remote position. Work from anywhere, from the first day, until forever.

Are you an office person still? Fancy office to work from the centre of Madrid.

Team building offsite meetings with the whole crew, at least once every year.

All this and also 23 vacation days, in addition to bank holidays. But also, Christmas Eve and New Year’s Eve. And a happy happy birthday-off too!

English one-to-one classes.

Flexible pay for kindergarten, food or restaurant expenses.

Paid private healthcare for you included in your salary + a special discount for your family.

Apply now!

We can't wait to meet you! So, why wait 'til tomorrow? Send us your resume today at

In compliance with the current regulations on the protection of personal data, specifically Article 13 of the General Data Protection Regulation (GDPR), the personal data you provide us when submitting your curriculum will be incorporated into the processing activities of MYMOID, based on your consent. The purpose of this processing is to consider you as a potential candidate in our personnel selection processes or, if possible, to engage your professional services. Your data will not be transferred to third parties and will be retained for a period of two years. If we need to retain your data for a longer period due to periodic personnel selection processes, we will contact you to request your updated curriculum. If we request your updated curriculum and you fail to provide it, we will proceed to delete your curriculum. In this process, no profiles are created, nor are automated decisions made. If you wish to revoke your consent or exercise your rights of access, rectification, erasure, restriction, portability, or objection, you can contact our Data Protection Officer at the email address or by postal mail to Serrano 88, Planta 2, 28006, Madrid. If you believe that your rights have not been properly addressed, you have the right to lodge a complaint with the Spanish Data Protection Agency.

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