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Staff Software Engineer, Mobile (App Infrastructure)

Affirm

Remote · CanadaSalary not disclosedfull-timeAffirm Careers

At Affirm, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. App Infrastructure is the team behind Affirm's shared mobile app infrastructure — the platform every other mobile feature team builds on.

Responsibilities

  • You will be responsible for setting technical strategy for your team on a year-long time scale, and help your team tie it together with critical, business-impacting projects.
  • You will collaborate across teams in the product development lifecycle by collaborating with product management, design & analytics to ensure technical sustainability, risks and trade-offs are well understood and managed.
  • You will act as a force-multiplier for your team through your definition and advocacy of technical solutions and operational processes.
  • You take ownership of your team’s operations and availability by ensuring you have the right monitoring, triage rotations, playbooks, policies, testing and alerting in place to support “keep the lights on” & on-call efforts.
  • You will foster a culture of quality and ownership on your team by setting code review and design standards for your team, and advocating for them beyond your team through your writing and tech talks.
  • You will help develop talent on your team by providing feedback and guidance, and leading by example.
  • What We Look For
  • You have 7+ years of experience of developing and architecting mobile applications; 4+ using React Native
  • You are proficient in working with Javascript/Typescript.
  • You have hands-on experience with React Native and Expo, and have authored or migrated native modules and components.

Languages

    Work format
    Remote
    Seniority
    Senior
    Posted
    14 Aug 2026
    Last verified
    In the last 5 days

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