Senior Fullstack Software Development Engineer (RUX)
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About the role
Join us as a Senior Software Development Engineer on Remitly's Regional Growth team . Our mission is to expand and accelerate Remitly's global growth by unlocking new markets and strengthening performance in existing ones. As part of the Europe & APAC Growth organization, we focus on scaling fast, reliable, and compliant money-movement experiences that customers can trust every time . You will tackle technical challenges such as, enabling new markets, integration with regional Identity verification services, local payment systems, improve user experience and support organic growth in existing countries . You will report to a Kraków-based Manager. You Will: Lead and design large-scale web and mobile architectures. Manage complex, team-level projects from idea to completion. This includes defining requirements, dividing work into manageable, parallel tasks, and directing team members to ensure timely delivery. Collaborate across teams (engineering, marketing, and product) to deliver scalable, user friendly solutions. Write integrations with local payment systems and local Identity verification services. Build and evolve systems that keep fraudsters off the Remitly platform, protecting good customers and ensuring safe, trusted money transfers at scale. Own features with real customer impact, influencing user experience for people who rely on Remitly for important, real-life financial needs. Elevate team performance and technical standards by mentoring engineers via code reviews, design discussions, and pairing sessions. Drive improvements in code quality, reliability, observability, and the adoption of modern tooling. Take part in an on-call rotation. You Have: 6+ years of experience building features used by millions of users. Experience building and optimizing large-scale web architectures. Proficiency in one of backend programming languages such as Java, Kotlin, Golang or similar. Skilled in TypeScript, React, Node.js, and React Native, with practical expertise in Server-Side Rendering. Experience creating and implementing plans for app rollout, experimentation, instrumentation and supportability. Proficiency in CI/CD tools (Jenkins, Git, etc.). Experience in working in cross functional teams - partnership with Engineers, Product Managers, and Designers. Willingness to learn: Our domain frequently introduces new challenges.