Software Engineer - Front

You will report to Nicolas and join the Tech team. You will take ownership of complex technical challenges, make the right trade-offs between speed, simplicity, and robustness, and directly contribute to building services capable of handling high loads., * Design and deliver high-quality full-stack features, from Kotlin backend services to React.js frontend applications.

• Write code using AI agents and help build a true agentic software factory.
• Take ownership of complex topics related to software design, architecture, and service reliability.
• Design solutions capable of running in production at scale.
• Continuously improve development practices and Engineering team efficiency through agentic AI.
• Make pragmatic technical decisions, taking business impact, simplicity, and execution speed into account.
• Share your standards, learnings, and technical convictions to help the team grow.

• Several years of full-stack development experience, with strong hands-on expertise in Kotlin on the backend and React.js on the frontend.
• Proven experience deploying and operating high-load services in production.
• Hands-on experience writing code with AI agents or AI-assisted development tools.
• The ability to reason about architecture, reliability, and technical trade-offs.
• Strong business acumen: you understand the impact of your decisions and know how to prioritize what truly matters.
• Fluency in both French and English, spoken and written.

What will set you apart:

• Strong ownership: you tackle problems head-on rather than waiting for permission.
• An entrepreneurial mindset, strong adaptability, and a willingness to thrive in ambiguous environments.
• Independent thinking: you know how to reframe problems and find simple, original, evidence-based solutions.
• A strong focus on impact, with the ability to make clear trade-offs and apply the 80/20 principle.
• Positive energy, a collaborative mindset, and a desire to help the entire team succeed beyond your own scope.
• Intellectual curiosity, the ability to learn quickly, and a genuine desire to keep improving.

• A competitive package, depending on experience, plus stock options.
• Unlimited paid time off.
• Significant ownership and numerous opportunities for career growth.
• 100% employer-paid health insurance coverage for you and your children.
• 50% reimbursement of your public transportation pass.
• Beautiful offices in the heart of Paris, in the Sentier district.
• A hybrid working model combining office presence and remote work.
• €50 per month towards remote-working expenses.
• A 39-hour working week under an executive employee status (statut cadre).