Senior BackEnd Developer

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! 

Challenges:

As a Senior BackEnd Developer, you:

- Work with data, infrastructure and mobile teams;

- Managing real-time message flows;

- Make the event driven architecture grow; 

- Develop APIs for Yubo's mobile application;

- Work with the data eng team to create new data models;

Technical & Mindset Prerequisites

• Professional background:
• > 6 years
• Start-up / Scale-up
• Having worked in a team




• Specific knowledge:
• Must have: mastering Node.js, MongoDB, Redis, TypeScript, Postgre
• Experience with: Docker, Kubernetes, GCP (or AWS or Azure)
• Nice to have: system/infrastructure knowledge and broker (Kafka, RabbitMQ, NATS…)
• Knowledge of couchbase would be a plus
• Have worked on different issues and in different contexts
• Nice to have : GO / C++




• Soft skills:
• Good communicator
• Team player
• Adaptability
• Autonomous
• Challenge driven
• Ability to “take a step back”

Technologies we use

• Node.js, MongoDB, Redis, C++, WebRTC, Go, Docker, Kubernetes, Kafka, RabbitMQ, NATS, Couchbase....

The Recruitement Process

• Interview with TAM
• Interview with BackEnd Manager
• Technical Test and debrief with the team
• Fit Interviews 

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.

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