Senior Software Engineer, Membership

United States Digital Space LLC; San Francisco (CA); Hybrid; USD 164,000 - 227,000; Full time

Benefits offered by this job

Bonus

Equity

Health insurance

Job summary

United States Digital Space LLC is seeking engineers to join the Membership team, owning features end-to-end from architecture to front-end experiences. You will build and scale APIs and UI components powering member benefits and engagement within the company’s mobile app.

The role emphasizes experimentation, cross-functional collaboration, and delivering measurable impact, with a strong focus on reliability and performance across the stack. Hybrid work and competitive compensation are offered.

Qualifications

• 5+ years developing software in a production environment at scale.
• Proven experience with Ruby on Rails or comparable frameworks.
• Proficiency with modern front-end technologies (e.g., React, React Native, or TypeScript-based frameworks).
• A product mindset with a strong bias toward experimentation, iteration, and measuring impact.
• A collaborative spirit and strong communication skills, with experience working cross-functionally.
• Experience working with transactional databases, caching systems, and API design.

Responsibilities

• Design, develop, test, and scale features across backend services and front-end surfaces that power membership benefits, rewards, and engagement experiences
• Build and iterate on APIs and UI components that deliver a seamless, high-quality member experience in the company’s mobile app
• Partner with product, design, data science, and cross-functional stakeholders to understand member needs, define experiments, and ship solutions that move key membership metrics
• Apply a metrics-driven mindset to decision-making and prioritize efforts based on member and business impact
• Proactively identify opportunities to improve system reliability, performance, and scalability across the stack
• Contribute to a culture of technical excellence through mentorship, code reviews, and driving best practices

Skills

5+ years exp

Ruby on Rails

React / TypeScript

API design

SQL databases

Tools

React.js

TypeScript

PostgreSQL

Job description

About the role

the company Engineering is growing rapidly as we scale to support the financial needs of our members. We are looking for driven engineers to join our Membership team, where you’ll work across the full stack, building and evolving the features that deepen member engagement, drive retention, and deliver ongoing value through the company’​s membership experience. You will own projects end-to-end, from shaping architecture and designing APIs to building polished front-end experiences and maintaining the ongoing health of the code.

The base salary offered for this role and level of experience will begin at $164,000 and up to $227,000. Full-time employees are also eligible for a bonus, competitive equity package, and benefits. The actual base salary offered may be higher, depending on your location, skills, qualifications, and experience.

In this role, you can expect to

• Design, develop, test, and scale features across backend services and front-end surfaces that power membership benefits, rewards, and engagement experiences

• Build and iterate on APIs and UI components that deliver a seamless, high-quality member experience in the company’​s mobile app

• Partner with product, design, data science, and cross-functional stakeholders to understand member needs, define experiments, and ship solutions that move key membership metrics

• Apply a metrics-driven mindset to decision-making and prioritize efforts based on member and business impact

• Proactively identify opportunities to improve system reliability, performance, and scalability across the stack

• Contribute to a culture of technical excellence through mentorship, code reviews, and driving best practices

To thrive in this role, you have

• 5+ years developing software in a production environment at scale

• Proven experience with Ruby on Rails or comparable frameworks

• Proficiency with modern front-end technologies (e.g., React, React Native, or TypeScript-based frameworks)

• A product mindset with a strong bias toward experimentation, iteration, and measuring impact

• A collaborative spirit and strong communication skills, with experience working cross-functionally

• Experience working with transactional databases, caching systems, and API design

• Comfort working across the stack and a desire to understand how all the pieces fit together

• Experience with experimentation frameworks and data-driven product development is a plus

#LI-AC2 #LI-Hybrid

A little about us

At the company, we believe that everyone can achieve financial progress. We created the company—a financial technology company, not a bank*—on the premise that core banking services should be helpful, easy, and free. Through our user-friendly tools and intuitive platforms, we empower our members to take control of their finances and work towards their goals. Whether it’s starting a savings account, purchasing a first car or home, launching a business, or pursuing higher education, we’re proud to have helped millions unlock their financial potential.

We’re a team of problem solvers, dreamers, and builders with one shared obsession: our members. From day one, Chimers have worked tirelessly to out-hustle and out-execute competitors to bring our mission to life. Their grit and determination inspire us to work harder every day to deliver the very best experience possible. We each bring an owner’s mindset to our work, refusing to be outdone and holding ourselves accountable to meet and exceed the highest bars for our teams, our company, and our members.

We believe in being bold, dreaming big, and taking risks, while also working together, embracing our diverse perspectives, and giving each other honest feedback. Our culture remains deeply entrepreneurial, encouraging every Chimer to see themselves as stewards of our mission to help everyday Americans unlock their financial progress.

We know that to achieve our mission, we must earn and keep people’s trust—so we hold ourselves to the highest standards of integrity in everything we do. These aren’t just words on a wall—our values are embedded in every aspect of our business, serving as a north star that guides us as we work to help millions achieve their financial potential.

Because if we don’t—who will?

*the company is a financial technology company, not a bank. Banking services provided by The Bancorp Bank, N.A. or Stride Bank, N.A., Members FDIC.

What we offer for our full-time, regular employees

• Our in-office work policy is designed to keep you connected - with four days a week in the office and Fridays from home for those near one of our offices, plus team and company-wide events depending on location. Whether you’re coming in regularly or are part of our fully remote program, you’ll stay engaged with your work and teammates.

• Benefits that support your work and life, including backup child, elder, and pet care and subsidized commuter benefits for eligible employees.

• Comprehensive health, financial, and wellbeing benefits designed to support you at every stage of life.

• Generous vacation policy and company-wide paid days off

• 1% of your time off to support local community organizations of your choice

• Annual wellness stipend to use towards eligible wellness related expenses

• Up to 22 weeks of paid parental leave for birthing parents and 12 weeks of paid parental leave for non-birthing parents

• Access to family planning reimbursement

• A challenging and fulfilling opportunity to join one of the most experienced teams in FinTech and help millions unlock financial progress

We know that great work can’t be done without a diverse team and inclusive environment. That’s why we specifically look for individuals of varying strengths, skills, backgrounds, and ideas to join our team. We believe this gives us a competitive advantage to better serve our members and helps us all grow as Chimers and individuals.

the company is proud to be a

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