Backend Software Engineer

Join Cardless, a leading co-branded credit card platform, as a Backend Software Engineer. In this role, you will design, build, and scale backend systems that support our core financial products. You will take ownership of projects from design through production, collaborate cross-functionally, and drive improvements in system reliability and performance. Enjoy competitive salaries, top-of-the-line healthcare, unlimited paid time off, and more.

• Design and build scalable, secure, and high-performance backend systems and services that support Cardless’s core financial products.
• Take ownership of projects from design through production — including requirements gathering, implementation, testing, deployment, and ongoing maintenance.
• Collaborate cross-functionally with product managers, designers, other engineers, and stakeholders to deliver high-quality features quickly and reliably.
• Proficiency with a modern backend language (e.g. Java, Python) and ecosystem
• Passion for building robust, maintainable systems that have real-world impact for customers
• Deep, low-level expertise in one or more backend domains (e.g., databases, scaling systems, distributed systems)
• Strong experience designing and implementing backend systems and services that operate at scale (typically 5+ years of industry experience)
• Track record of delivering complex technical projects end-to-end, collaborating effectively with cross-functional partners
• Solid understanding of distributed systems, APIs, databases, and infrastructure fundamentals
• Exposure to ML pipelines or feature stores
• Experience building and maintaining external, public-facing APIs
• Familiarity with financial systems, reconciliation workflows, or data integrity challenges