Lead Software Engineer, Fullstack

Lead Software Engineer, Fullstack DAVE VS. GOLIATH. WE’RE DAVE. Dave is a financial app on a mission to build products that level the financial playing field. It is redefining the financial landscape by leveraging technology to create an affordable, transparent, and user-centric access to liquidity for millions of Americans. As a leading innovator in the U.S. financial services sector, Dave’s digital financial platform offers products designed to meet the credit needs of those underserved by traditional financial institutions. Dave’s offerings include its flagship ExtraCash product, providing members up to $500 in short-term advances within minutes. The company is on track to launch several new product offerings in 2026, including a Buy Now Pay Later (BNPL) option. Dave is focused on serving Americans who are financially vulnerable or living paycheck to paycheck. Dave is leading the charge in creating a new era of credit products that prioritizes speed, affordability, and accessibility, making it the go-to financial partner for those who need it most. The Opportunity Dave is looking for a talented Lead Fullstack Engineer to continue building the foundation that empowers the engineers to build products that help millions of people improve their relationship with money. If you're excited to join a tight-knit collaborative team with a mission of helping others, we'd love to hear from you! This squad is building a major zero-to-one product with the potential to become a $100M+ revenue line within the next three years. The team is tackling one of the largest recurring financial burdens our members face, giving them more flexibility and control over when and how they pay. It's an early-stage, high-impact opportunity to shape the architecture, culture, and direction of a product from the ground up. We’re looking for someone who thrives on solving hard problems, is passionate about finding innovative solutions not just for today but allowing for growth of the future, delights customers, and inspires colleagues. What You'll Build and Own - Develop and maintain cross-platform mobile applications using React Native and TypeScript. - Provide technical leadership and assist guiding the team's overall technical direction. - Write clean, maintainable, and scalable code following best practices (e.g., modular architecture, state management, performance optimization). - Lead design and work breakdown sessions - Implement requirements in TypeScript and Bash - Lead and mentor other engineers in contributing to projects on our roadmap, including but not limited to, productivity tooling, test frameworks, ci/cd frameworks, common libraries, and mobile applications - Implement dashboards and alerts for system faults and participate in on-call rotations - Work closely with product development engineers to learn and understand cross-cutting concerns to create and evangelize easier ways for product engineers to adopt tools, packages, solutions, and best practices - Work closely with Back End Infrastructure Engineering (BEI) to deliver on overlapping initiatives - Lead and evangelize best practices through code reviews, pair programming, presentations at engineering group meetings, rich documentation, and - Champion code quality and testability - Participate in 24/7 on-call rotations Experience Required - 6+ years of experience in software development - 2+ years of technical leadership experience - Ability to make sense of abstract initiatives and break work down into digestible work packages in order to distribute work among teammates - Basic understanding of algorithm design paradigms, data structures, asymptotic analysis - Ability to write provable code in various types of imperative and declarative programming languages and the ability to make trade-off decisions - Understanding of mocking, unit testing, code coverage, and integration testing - System design paradigms: monoliths, SOA, microservices - Experience with Type ... (truncated, view full listing at source)