Job Detail

Backend Developer

Web Development À plein temps
ID: #4221
Posted: 2026-03-05
Salary

Description

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.

Hard Skills 8
Skill Source Confidence
Caching llm_hard
100%
JavaScript/Node.js llm_hard
100%
PostgreSQL llm_hard
100%
MySQL llm_hard
100%
SQL llm_hard
100%
Redis llm_hard
100%
Docker llm_hard
100%
AWS (Amazon Web Services) llm_hard
80%
Soft Skills 9
Skill Source Confidence
Cross-Functional Communication llm_soft
100%
Collaboration llm_soft
100%
Sharing Ideas and Knowledge llm_soft
100%
Initiative llm_soft
100%
Taking Ownership llm_soft
100%
Adaptability llm_soft
100%
Learning Agility llm_soft
100%
Problem-Solving llm_soft
80%
Critical Thinking llm_soft
80%
Apply Options
Publisher Direct Link
LinkedIn No Apply
LinkedIn No Apply
API Logs for this Job
Query Country Status Response ms Created
Backend Developer extracted 5788 2026-03-22 00:13
Backend Developer classified 633 2026-03-21 19:42
junior full stack developer in Bordeaux fr processed 7692 2026-03-21 15:43
Raw JSON
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