Software Engineer - Backend

Cardless • San Francisco, CA

7d • $165,000 - $260,000 • Onsite

About The Position

Cardless is looking for an experienced backend engineer to join our exceptional team! You’ll play a key role in designing, building, and scaling the systems that power our co-branded credit card platform spanning domains like applications, accounts, transactions, fraud, risk, and rewards.

Requirements

• Strong experience designing and implementing backend systems and services that operate at scale (typically 5+ years of industry experience)
• Solid understanding of distributed systems, APIs, databases, and infrastructure fundamentals
• Proficiency with a modern backend language (e.g. Java, Python) and ecosystem
• Track record of delivering complex technical projects end-to-end, collaborating effectively with cross-functional partners
• Deep, low-level expertise in one or more backend domains (e.g., databases, scaling systems, distributed systems)
• Passion for building robust, maintainable systems that have real-world impact for customers

Nice To Haves

• Experience building and maintaining external, public-facing APIs
• Familiarity with financial systems, reconciliation workflows, or data integrity challenges
• Exposure to ML pipelines or feature stores

Responsibilities

• Design and build scalable, secure, and high-performance backend systems and services that support Cardless’s core financial products
• Contribute to architectural discussions and decisions to evolve our platform as we grow
• 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 (external partners, risk, compliance) to deliver high-quality features quickly and reliably
• Identify and drive improvements in system reliability, observability, performance, and developer experience
• Provide technical guidance and thought partnership to peers across the engineering organization

Benefits

• Meaningful Start-up equity
• 100% health, vision & dental primary coverage
• 75% health, vision & dental dependent coverage
• Catered lunches
• $250/month Commuter benefit
• Parental leave
• Team building events & happy hours
• Flexible PTO with a minimum of 15 days off per year
• Apple equipment
• 401k plan

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed