PrincipalSoftwareEngineer

About us Lucanet is the CFO Solution Platform built for modern finance & tax teams, offering an integrated suite of solutions to simplify and automate their most critical finance processes. More than 6,000 companies around the world rely on our easy-to-use, out-of-the-box SaaS platform - from consolidation and financial planning to tax compliance and reporting, ESG reporting, banking and cash management, and more. PE-backed and growing our footprint across global markets. Behind the platform is a global team of 850+ people who care about doing the work well. We challenge each other to push boundaries, move fast without cutting corners, and build solutions that genuinely change how finance & tax leaders operate. If you're looking for a place where your work has real reach - and where your growth is part of the deal - this is it. Discover more about Lucanet as an employer. The Role We are looking for a Principal Backend Engineer to strengthen our calculation engine - a core part of our product responsible for handling complex data imports and modular computations. Your mission will be to optimize the performance of a graph traversal system that enables fast computation of dependencies across hundreds of millions of cells. This role focuses on executing CPU-bound operations efficiently and scaling the system to support high volumes of concurrent user requests. You’ll work on optimizing large-scale performance for both sparse and dense data structures, automating processes, and leading initiatives to improve efficiency and manage complexity. In this role, you’ll have the opportunity to reshape how people approach numerical thinking and analysis. Our innovative tool empowers users to perform calculations, visualize data, and share insights with ease. By combining the flexibility of spreadsheets with the power of programming, we’re making data analysis fast, collaborative, and accessible. You’ll work with modern technologies like the latest versions of Go, TypeScript, Pos