Senior Frontend Engineer (FR)

Lago is revolutionizing SaaS billing with their open-source platform, making it simpler, more transparent, and adaptable. As a Senior Frontend Engineer, you'll play a crucial role in scaling and maintaining Lago's Frontend App.

Your responsibilities will include ensuring reliability and performance, co-designing features with Product and Backend teams, maintaining the design system, and improving monitoring for frontend issues. This role offers significant impact as you'll be building the entire Frontend App for a fast-growing open-source company.

The ideal candidate brings 5+ years of frontend development experience, strong React expertise, and experience with design systems. Knowledge of GraphQL is a plus. You should be passionate about open-source, comfortable working autonomously, and proactive in driving projects to completion.

Lago has raised over $22M from top investors and serves next-gen companies like Mistral.ai, Together.ai, Groq, and Laravel. Their platform has garnered 7,000+ GitHub stars, demonstrating strong community support. The team values reliability, proactivity, and quick learning - embracing a "fail fast, learn fast" mentality while maintaining high standards.

Working at Lago means joining a high-performing, supportive team solving complex technical challenges. You'll help maintain a scalable design system while contributing to a product that's transforming how SaaS companies handle billing. The role offers flexibility to work remotely from anywhere in France or join the team in Paris.