Staff FullStack Engineer - Javascript

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Staff FullStack Engineer - JavaScript in Spain.

In this role, you will lead the design and delivery of a greenfield financial subsystem that enables property managers to maintain accurate, compliant, and reliable trust accounting. You will work across the full stack, from React-based frontend development to backend data integration, influencing architecture, processes, and delivery from day one. This position offers the opportunity to set technical standards, champion engineering best practices, and ensure financial correctness at scale. You will collaborate closely with cross-functional teams, balancing hands‑on development with mentorship and technical leadership. The environment is fast‑paced, remote‑friendly, and centered on high‑quality, resilient software that directly impacts customers’ operations. This is ideal for someone who thrives in ownership‑driven rol...