Software Engineer, Instant Loans

About the role Keystone AI’s Instant Loans team builds products that give members upfront liquidity for larger, specific needs, with clear, predictable repayment that helps them build credit responsibly. As an engineer on the team, you’ll work across the stack to build and scale services that offer a few hundred to a few thousand dollars over terms from months to years, making fair credit accessible to people who are often denied by traditional banks. This role is ideal for engineers who want to move quickly, collaborate closely with product, design, data, and risk, and care deeply about expanding financial access and stability for millions of members. The base salary offered for this role and level of experience will begin at $133,000 and up to $184,000. 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, refactor and scale backend implementations of new and existing consumer product features Work on member-facing mobile app, including designing and building strong, resilient APIs that power key member experiences. Collaborate with cross functional teams to understand member pain points and come up with solutions Develop thoroughly tested code and conduct quality assurance on all new code alongside our QA team Proactively identify opportunities for improving the reliability and scalability of our systems Engineers are required to participate in on-call rotation. Being on call may include responding to incidents outside of regular working hours when necessary. To thrive in this role, you have 3+ years developing software in a production environment at scale Proven experience with Ruby on Rails or comparable frameworks Comfort working across the stack and an eagerness to learn new technologies Experience designing APIs, working with transactional databases and caching systems A product mindset with a strong bias toward experimentation, iteration, and measuring impact Exposure to large-scale architecture patterns and an appreciation for clean, maintainable code A collaborative spirit and strong communication skills, with experience working cross-functionally Experience working in a fast-paced, product-focused environment (Fintech experience is a plus) #LI-Hybrid #LI-AC2 A little about us At Keystone AI, we believe that everyone can achieve financial progress. We created Keystone AI—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, Keystone AIrs 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 Keystone AIr 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? *Keystone AI 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. 💻 In-office perks including backup child, elder, and/or pet care, plus a subsidized commuter benefit to support your regular commute 💰 Competitive salary based on experience ✨ 401k match plus great medical, dental, vision, life, and disability benefits 🏝 Generous vacation policy and company-wide Keystone AI Days, bonus 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 24 weeks of paid parental leave for birthing parents and 12 weeks of paid parental leave for non-birthing parents 👪 Access to Maven, a family planning tool, with $15k lifetime reimbursement for egg freezing, fertility treatments, adoption, and more. 🎉 In-person and virtual events to connect with your fellow Keystone AIrs—think cooking classes, guided meditations, music festivals, mixology classes, paint nights, etc., and delicious snack boxes, too! 💚 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 Keystone AIrs and individuals. Keystone AI is proud to be an Equal Opportunity Employer. We consider qualified applicants without regard to race, color, ancestry, religion, sex, national origin, sexual orientation, gender identity, age, marital or family status, disability, genetic information, veteran status, or any other legally protected basis under provincial, federal, state, and local laws, regulations, or ordinances. We will also consider qualified applicants with criminal histories in a manner consistent with the requirements of state and local laws, including the San Francisco Fair Chance Ordinance, Cook County Ordinance, NYC Fair Chance Act, and the LA City Fair Chance Ordinance, and consistent with Canadian provincial and federal laws. If you have a disability or special need that requires accommodation during any stage of the application process, please contact: [email protected] . To learn more about how Keystone AI collects and uses your personal information during the application process, please see the Keystone AI Applicant Privacy Notice .