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Senior Software Engineer, Lending

San Francisco Office💼 Full-time💰 $164,000–$164,000🗓 2026-07-29 → 2026-09-25

Core

Design and build backend systems connecting member-facing lending products with shared platforms for credit risk, capital markets, repayments, and core financial systems.

Role type

Senior Software Engineer (Backend Systems & Architecture)

Builds

Real-time money movement, decisioning infrastructure, underwriting, ledgering, and financial transaction systems

Domain

Fintech / Lending / Banking

Deliverable

production ML models | product features | infrastructure

Required skills

Backend engineering fundamentals, Ruby on Rails, API design, distributed systems, transactional databases, asynchronous processing, caching, large-scale architecture, system design, cross-team project leadership, fintech domain knowledge, technical mentorship

Preferred skills

Lending/credit systems experience, financial platform domains (capital markets, reconciliations), experimentation/analytics systems, shared platform capability adoption

Technologies

Ruby on Rails, APIs, distributed systems, transactional databases

Responsibilities

Lead end-to-end architecture and delivery of backend systems; Drive complex cross-team initiatives; Define and evolve APIs and data contracts; Design for scale, resiliency, and operational excellence; Mentor engineers through design reviews and technical feedback; Participate in on-call and incident response

Seniority

Senior, hands-on IC with leadership scope

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