Senior Software Engineer, Upstart Bank

Upstart · Fintech · Remote · Engineering

Upstart is a fintech company that uses AI to improve access to credit. This role is for a Senior Software Engineer on the Upstart Bank team, which focuses on simplifying regulatory infrastructure and expanding credit access. The engineer will design and build scalable systems for the bank's operations, including funding, payments, reporting, and integrations, in a regulated environment.

What you'd actually do

  1. Design and build scalable systems, services, and user-facing workflows that support Upstart Bank’s core platform and operations
  2. Own technical design and delivery for medium-to-large engineering projects spanning multiple quarters
  3. Translate business, operational, and regulatory requirements into reliable, maintainable software
  4. Improve system reliability, performance, observability, and data consistency across distributed services and integrations
  5. Contribute to architecture and design discussions, helping systems evolve for scale, auditability, and long-term maintainability

Skills

Required

  • Experience building and operating production software systems in backend or full-stack environments
  • Experience building scalable services, APIs, or web applications in cloud environments
  • Experience owning the technical delivery of medium-to-large engineering projects spanning multiple quarters
  • Proficiency in at least one modern programming language such as Python, Java, or Kotlin

Nice to have

  • Experience working in fintech, banking infrastructure, payments, or other regulated financial systems
  • Familiarity with distributed systems, event-driven architectures, and communication frameworks such as Kafka or gRPC
  • Experience building systems that support reliability, auditability, and strong operational controls
  • Experience working with reporting pipelines, financial data flows, partner integrations, or internal operational tooling
  • Ability to collaborate effectively with product, compliance, operations, and engineering partners
  • Experience working across both backend services and user-facing application layers

What the JD emphasized

  • regulated environment
  • audit-ready software
  • regulatory requirements
  • auditability
  • strong operational controls