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BackEnd Developer

100% remote Flexible hours Hiring now

Who we are

Yubo is the Social Discovery app to make new friends and hang out online. By eliminating likes and follows, we empower our users to create genuine connections and show up as their true selves.

We've pioneered a new way for Gen Z to socialize online, and with millions of active users, our goal is to redefine how we connect today and tomorrow.

Our team is international, multicultural and deeply committed to its mission. As the leading platform to socialize online, we have a special responsibility to build a safe digital space for our community. Safety is embedded in our DNA, and our proactive approach focuses on user protection, support, and education. We also work closely with the broader technology industry to share our knowledge and NGOs create industry-leading child protection standards.

Join us in this exciting journey and help us shape the future of social interactions!

About this role

Yubo is growing ! And one of the key part of this growth reside in our Delivery Team. This team focus on the development of new features, and the support of our product team. In this fast growing environment, already composed of two Senior BackEnd Engineers and one Fullstack Developer, you will focus on Node.js, you will work on asynchronous systems, databases and on all the backend related topics.

As a BackEnd Developer, reporting directly to the BackEnd Delivery Manager, you will be working on many different backend oriented projects with no restrictions in terms of scope and with as much ownership as possible. Tackling various subjects related to features, API, tooling and safety.

Our approach to privacy

  • As part of your job, you will be working on tools that process personal data relating to Yubo users.
  • As a social media platform, we require our employees to have a strong awareness and understanding of privacy issues, and in particular of children's online safety, privacy and well-being.
  • Every employee at Yubo is expected to participate in compliance with data protection regulations as well as the continuous improvement of our Privacy & Safety By Design measures.
  • Your responsibilities

  • Contribute to the development and optimization of backend APIs for all our mobile or web applications.
  • Assist in managing real-time message flows and implementing event-driven architecture.
  • Collaborate with the Data Engineering team to create and integrate new data models.
  • Write clean, efficient, and well-documented code aligned with team and company standards.
  • Actively participate in code reviews to ensure quality and share knowledge with the team.
  • Conduct in-depth code reviews to ensure high-quality, maintainable, and efficient code.
  • Tools we use

  • Languages: Node, React, TypeScript
  • Data: Couchbase, PostgreSQL, Elasticsearch, Mongo DB
  • Message broker: Redis, Kafka, Nats
  • Who You Are

  • You have at least 4 years of experience in Node.js backend development, ideally within a startup or scaleup environment.
  • Your experience is focused on Node.js and TypeScript.
  • Experience working with: MongoDB, Redis, PostgreSQL would be ideal.
  • Experience working with system/infrastructure and brokers (Kafka, RabbitMQ, NATS…)
  • You like to collaborate with experts outside of your field and you are recognized as a good communicator.
  • Within a month, you will

  • Familiarize yourself with Yubo’s backend systems, development workflows, and team collaboration tools.
  • Start contributing to small, well-scoped tasks, such as bug fixes or minor API improvements, to build familiarity with the codebase.
  • Participate in team meetings and code reviews to understand ongoing projects and align with the team’s standards.
  • Within 3 months, you will

  • Actively contribute to delivering a new feature’s backend APIs, ensuring alignment with product and performance requirements.
  • Assist in updating and maintaining backend documentation for shared understanding within the team.
  • Collaborate with the infrastructure, mobile, and data teams to improve integration and system reliability.
  • Within 6 months, you will

  • Take ownership of backend API development, focusing on scalability, maintainability, and performance.
  • Contribute to the growth of event-driven architecture and improve real-time message flows.
  • Enhance internal tooling and developer productivity in collaboration with the Fullstack Tooling Developer.
  • Identify and address backend performance bottlenecks to ensure optimal system efficiency.
  • Participate in architectural discussions, technical decision-making, and mentorship of junior developers.
  • Our recruitment process

  • First call with our Talent Acquisition team
  • Interview with Florian, Head of BackEnd
  • Technical test
  • Culture fit interviews
  • And if everything goes well, an offer !
  • What we offer

  • A highly competitive salary range as well as equity in the company
  • A highly flexible remote work policy, generally between 2-4 days at the office per month, with monthly team events
  • We also cover fees for external professional events and meetups
  • Great health insurance coverage for both you and your family by Alan, fully paid for by Yubo !
  • Numerous benefits for parents: additional parental leave, easy access to nurseries and daycare facilities in France
  • Additional Information

    Join Yubo and help shape the future of Social Discovery while enjoying a culture that values flexibility, well-being, and impact.

    This is how our team drives our mission forward:

    Small team, Big Impact: we turn every challenge into an opportunity through a strong sense of inventiveness, camaraderie, and support

    Ownership and Velocity: we tackle challenges head-on, move quickly, take ownership and think long-term

    Trust and Flexibility: We offer a hybrid work model that balances flexibility with collaboration:

    - Paris and Île-de-France: 1 day minimum per week at the office

    - In Europe: 2 days per month at the office

    Safety-Driven Mission: we contribute to making social media safer and we are passionate about it

    Enjoy Top-notch Benefits

    Culture is central at Yubo, hence the numerous benefits:

    Cool Workplace: enjoy our amazing Parisian office and our many hybrid work options

    Team Activities: participate in get-togethers, events, and team-building activities

    Family-Friendly: we support parents with childcare options and family-friendly policies

    Wellness Programs: benefit from comprehensive health insurance, wellness programs, sports classes, and mental well-being initiatives

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