# **About Lago** At Lago, we’re on a mission to make billing simpler, more transparent, and more adaptable for SaaS companies. As the leading open-source billing platform, we empower businesses to build flexible pricing models and scale with confidence. We’ve raised over **$22 million in funding** from top-tier investors including **Y Combinator** and **FirstMark**, reflecting strong confidence in our vision and growth. Our platform has garnered over **8,000 stars on GitHub**, a testament to our active and growing developer community. Companies such as **PayPal**, [**Synthesia**](https://www.synthesia.io/) and [**Mistral.ai**](http://Mistral.ai) choose Lago for their billing. We’re a team of ambitious, focused individuals who work together to solve hard problems with excellence and accountability. At Lago, we value **reliability and proactivity**—we trust each other to own tasks, drive them to completion, and adapt quickly. While we encourage you to **try fast and “fail fast”**, we also expect you to **learn fast**: make mistakes, but don’t make the same one twice. If you’re excited by challenges and want to grow alongside a high-performing, supportive team, this is the place for you. # **What You’ll Do** * **Own and scale Lago’s infrastructure** to ensure reliability, performance, and security. * **Design and automate** infrastructure provisioning using **Terraform, Kubernetes, and CI/CD pipelines**. * **Optimize databases** (PostgreSQL, Clickhouse) for high availability and performance. * **Improve monitoring and observability**, ensuring proactive detection and resolution of issues. * **Enhance security practices**, from IAM policies to data protection strategies. * **Collaborate with engineers** to improve deployment processes and DevOps best practices. # **What We’re Looking For** * **Strong experience in infrastructure engineering**, DevOps, or SRE roles: 5 year+ * Expertise in **Kubernetes, Terraform, and cloud environments (AWS/GCP)**. * Experience managing and scaling **PostgreSQL** in production. * Proficiency in **Ruby or Go** (or willingness to learn). * Passion for **open-source** and infrastructure-as-code principles. * Ability to work autonomously in a fast-moving startup environment. **Bonus Points** ✅ Experience with **open-source projects** or developer tools. ✅ Strong background in **security and compliance** for cloud applications. ✅ Prior experience in **metering, billing, or fintech infrastructure**. # **Why Join Lago?** 🔥 **Impactful role:** Build infrastructure for a fast-growing open-source company. 💡 **Technical challenges:** Solve complex scalability and reliability problems. 🌍 **Remote-friendly:** Work from anywhere in France or join us in Paris.