Job Specifications
Who are we?
At Luni, we build and scale B2C mobile apps used by millions of users worldwide. Our portfolio includes apps like Shorts, Astro Club and Scanner.
We operate in a subscription-driven environment where every product decision has a direct impact on revenue, retention, and long-term value.
Our culture
We value flexibility, collaboration, and ownership. Team members have the freedom to take initiative, share ideas, and challenge the status quo - all within a culture built on trust, attention to detail, and continuous learning.
About The Role
We’re looking for a Backend Developer to strengthen the Shorts team. You’ll join the team, working closely with and being mentored by two senior Backend Developers.
Your scope may expand over time depending on your performance, ownership, and the team’s evolving needs.
What you will do?
Design and architect scalable backend systems, write clean and maintainable production-ready code, and ensure reliability, performance, and security through solid engineering practices.
Optimize application performance and design efficient data models, ensuring high availability, scalability, and integrity through thoughtful database management, caching strategies, and query optimization.
Collaborate closely with Product, Frontend, and DevOps teams, actively contribute to team rituals, clearly communicate technical decisions, and proactively share knowledge to improve overall engineering quality and team performance.
Who you are?
Hard Skills
Solid TypeScript/NodeJS backend framework experience (NestJS, AdonisJS or similar)
Strong knowledge of SQL (MySQL / MariaDB / PostgreSQL)
Experience with Redis (caching strategies)
Experience with message queues (SQS or equivalent)
Comfortable with Docker
Good understanding of AWS (bonus but valuable)
Soft Skills
Naturally curious: side projects, active in tech communities, interest in AI tools (Claude, Cursor, etc.)
Comfortable in a fast-moving environment (changing priorities, evolving specs, quick iterations)
Product-oriented mindset
Ownership and autonomy
Why join Luni?
Flexible Time Off & Work: Unlimited vacation, 2 remote days/week and work remotely for up to 30 consecutive days abroad.
Daily Comforts: Daily meal vouchers and Friday brunches once a month.
Financial Well-Being: Company and retirement savings plans.
Work-Life Balance with Benefiz: €1,800 annual allowance for personal services, culture, sports, remote-work equipment, vacations, and more.
Wellness Perks: On-site gym in Bordeaux or Gymlib in Paris, plus a 100%-covered Benefiz health plan for you and your family.
Family Support: Dedicated nursery spots, extra paid parental leave, and customized family-friendly benefits.
Continuous Growth: Access to conferences, workshops, and training.
Vibrant Culture: Choose to work from Bordeaux, Paris, or remotely, and connect through team-building events and seminars.
Equal opportunity employer
Research shows that women and other marginalized groups tend to only apply for a job when they meet every single criteria. Does this role sound like it was made for you, yet you don’t check every box? Reach out anyways! We’re an equal opportunity employer and are dedicated to fostering an inclusive and diverse environment for employees from all walks of life. We hire based on talent, and we’re proud of our global perspective.
About the Company
Digitally designing, physically vibing. At Luni, we're not just coding apps; we're scripting stories that jump off your screen and into the real world. Our deeply wish is everyone loves on what they work on, and works on what they love. Joining us means also challenging yourself, putting your talent into products that make sense, and learning again and again. Your ambition is welcome, shape your job and grow with us : https://jobs.lever.co/luni
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