About Firsty
Firsty is a tech startup in Amsterdam transforming global mobile data connectivity. We offer seamless access to data worldwide without the hassle of switching (e)SIMs or expensive bundles. We believe mobile connectivity is a fundamental human right, which is why we provide a basic global data connection for free.
Become part of our team and help shape the future of travel by giving travelers the freedom to always be online. Join Firsty and be part of this exciting journey!
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Role Overview
Firsty is looking for a passionate and entrepreneurial Senior Backend Developer with significant experience in building a high-quality and scalable backend for a global platform that serves B2B and B2C use cases. As a backend developer at Firsty, you will have the opportunity to shape the future of our ecosystem and contribute to the growth and success of our startup. We’re looking for someone that has the ambition to jointly disrupt and set the new standard in the telecom industry.

Key Responsibilities:

Design, develop, and maintain backend systems for our mobile application an API integrations.
Define an architecture that can easily scale to support 1+ million users in the short term and scale indefinitely in the long run
Collaborate with mobile app developers to ensure smooth data exchange and functionality
Integrate multiple third party APIs
Implement secure and efficient APIs, data storage, and communication protocols
Optimize system performance and troubleshoot issues as they arise
Develop new architecture
Build up and lead a team of developers

Requirements :

Proven experience as a Senior Backend Developer, proficiency in backend technologies, and a strong understanding of system architecture
Proficiency in Node.js/Java
Proficiency in database management and design
Experience with setting up a solid Firebase structure and migrating from Firebase to custom backend
Familiarity with mobile app development and mobile specific considerations
Strong problem-solving skills and the ability to work effectively in a team environment
Excellent communication skills and the ability to adapt in a dynamic startup setting Node JS or Java development to drive the success of our projects. Your responsibilities will include designing, developing, and maintaining robust backend systems. Collaboration with cross
Functional teams and contributing to architectural decisions will be key aspects of this role.

What We Offer:

Competitive salary and benefits.
The opportunity to help shape growth strategies for a cutting-edge tech product.
A dynamic, innovative startup environment with global reach.
Flexible working options, including remote work opportunities.

Above all, we value a proactive mindset and a culture fit over years of experience. Feel free to apply by sending an email to support@firsty.app.