Software Engineer, Product

Prelim is seeking a Software Engineer, Product to join our rapidly growing fully remote US team. You’ll have the opportunity to architect and build the platform that handles every conceivable type of financial institution onboarding, from simple deposit accounts to complex treasury services for millions of people.

Key Responsibilities: Architect and build features across our entire stack, from React frontends to Node.js APIs to PostgreSQL databases, handling massive scale and complexity. Design and implement onboarding flows for every financial service imaginable, deposits, loans, treasury services, credit card applications, and emerging financial products. Build systems that seamlessly integrate with legacy bank infrastructure, core banking systems, and third-party compliance providers. Solve complex technical challenges around multi-tenant architecture, real-time data processing, and bank-grade reliability requirements. Work directly with major banks to understand their unique onboarding requirements and translate complex business logic into elegant technical solutions. Build both customer-facing applications and internal tools that bank employees use in branches and call centers. Own the performance, scalability, and reliability of systems processing millions of applications across hundreds of different banking products

Qualifications: Experience with modern web technologies (React, Node.js, PostgreSQL preferred). Whether you’re a new graduate with impressive projects or an experienced engineer, we want to hear from you. Strong system design skills and experience with scalable architectures, you’ll be building systems that need to handle rapid growth. You thrive on solving complex technical problems with business context. You can break down complicated banking requirements and build elegant solutions. You care about business impact and can balance technical excellence with shipping features that move the business forward. You think deeply about user experience, whether you’re building for bank customers opening accounts or bank employees processing applications. You communicate technical concepts clearly to both engineering teammates and non-technical stakeholders, including bank executives. You’re excited about working directly with customers, understanding their complex needs, and iterating quickly based on feedback. You want to own significant parts of the product and help shape technical decisions as we scale