Remote Mainframe Developer Jobs in Austin, TX (NOW HIRING)

Build the platform that will power every type of financial institution onboarding

Prelim is seeking a Software Engineer, Product to join our rapidly growing and 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. If you're passionate about solving massive-scale engineering challenges and eager to be part of a fast-paced remote startup culture, we encourage you to apply to join our team today!

As a Software Engineer, Product at Prelim, you will own critical parts of the platform that powers digital onboarding for financial institutions across the world. You'll work directly with our customers, product team, and engineering leadership to build systems that handle everything from online deposit account opening to in-branch experiences, account maintenance, treasury services onboarding, credit card applications, and every other type of financial institution onboarding imaginable.

This isn't just another full-stack role, it's the chance to build the infrastructure that millions depend on.
Key Responsibilities:

• Architect and build features across our entire stack handling massive scale and complexity.

• Build, enhance and fix the 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.

• 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 immediately help millions.

• 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 every day people opening accounts or bank employees processing applications.

• 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.

• Legally authorized to work in the United States and located within the continental United States

About Prelim

Prelim is a San Francisco and New York City-based startup that operates with fully remote positions across the US, helping banks onboard their customers. Our platform is designed to streamline the account opening process for both consumers and businesses, accelerating speed-to-market and enhancing the customer experience for financial institutions. If you’re excited to help shape the future of the banking industry, we encourage you to apply and join our team at Prelim. We are seeking individuals who are driven, ambitious, and eager to make a real impact in a traditional industry ready for technological innovation.

We offer equity, a sponsored 401K, parental leave, and fully paid health, vision, and dental insurance. Additional benefits include unlimited PTO, a remote work stipend, a life-style stipend, and twice-yearly company retreats.

Prelim values diversity and inclusion; people of all backgrounds are welcome to join our mission to transform banking.

Compensation Range: $140K - $160K