Senior Software Engineer, Backend (Identity International)

Stack

Responsibilities

• ▹Turn ambiguous business and customer problems into reliable, well-designed technical solutions
• ▹Help shape quarterly technical direction, translate team goals into concrete projects, and identify cross-cutting risks, tradeoffs and opportunities
• ▹Design across system boundaries, drive collaboration with partner teams, and advocate for technical investments
• ▹Take ownership beyond shipping code: raise code quality and review standards, make performance, availability and scale tradeoffs explicit
• ▹Reduce toil, create useful playbooks, mentor engineers, and support new hires and interns
• ▹Own and deliver quarterly goals for the team, leading engineers through ambiguity to solve open-ended problems
• ▹Collaborate with product management, design and analytics on ideation, technical constraints and risk/trade-off decisions
• ▹Support operations and availability by creating and monitoring metrics, escalating when needed, and supporting on-call efforts
• ▹Foster a culture of quality and ownership through code review and design standards

Requirements

• ▹4+ years of experience designing, developing and launching backend systems at scale using languages like Python or Kotlin
• ▹Track record of developing highly available distributed systems
• ▹Team based across Spain and Poland

Soft skills

About the company

Affirm is reinventing credit to make it more honest and friendly. Its Identity team is mission-critical to the customer checkout experience, owning identity for all markets outside North America and playing a key role in Affirm's international expansion.