Sr Software Engineer (Fraud)

Overview
We are currently looking for a Sr Software Engineer (Fraud) in Brazil. This role is an opportunity for a senior engineer who thrives on building secure, high-performance systems that protect financial platforms at scale. You will contribute directly to fraud prevention capabilities that safeguard millions of users and transactions in a fast-growing digital payments ecosystem. The position involves designing and evolving distributed backend services with a strong focus on reliability, scalability, and security. You will work in a highly collaborative, product-driven environment where engineering excellence and ownership are key expectations. Your contributions will span the full development lifecycle, from architecture discussions to production monitoring and optimization. The environment is fast-paced, remote-first, and highly technical, with strong emphasis on innovation and continuous improvement. This is a high-impact role where your work directly strengthens trust, saf...