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Software Engineer II, Backend (Card)

Affirm· Consumer Engineering
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Hybrid (Poland)ZŁ 259k - ZŁ 379kfull-timePosted 5d ago

About the role

Software Engineer on the Card Checkout team at Affirm, focusing on backend systems to enable a seamless checkout experience for Affirm Card products. Hybrid/remote role based in Poland, part of a full-stack Card engineering team.

Responsibilities

  • With the support of your team’s tech lead and manager, you will break down larger projects into individual tasks, deliver them in multiple phases, and collaborate with others to ensure timely delivery of your work.
  • You will support your peers and stakeholders in the product development lifecycle by collaborating with product management, design & analytics by participating in ideation, articulating technical constraints, and partnering on decisions that properly consider risks and trade-offs.
  • You will support the operations and availability of your team’s artifacts by creating and monitoring metrics, escalating when needed, and supporting “keep the lights on” & on-call efforts.
  • You will contribute to a sense of community on your team by engaging in growth and development activities such as participation in the interview process.

Qualifications

  • 2+ years of experience as a software engineer.
  • Experience designing, developing and launching backend systems and proficiency in Python or Kotlin.
  • Familiarity with distributed systems, AWS, MySQL and Kubernetes.
  • Ability to write high quality, well-tested, extensible code and navigate a large code base.
  • Experience taking ownership of growth, seeking feedback, and strong communication skills.

Skills

Required:PythonKotlin

Benefits

  • Competitive paid time off, paid holidays, and additional paid Away Days.
  • Comprehensive private healthcare through Lux Med's Platinum package.
  • MultiSport card for health and well-being.
  • Learning and development programs.
  • Family healthcare support through Maven and parental leave support through Parentaly.
  • Mental well-being support through Lyra (up to 12 counseling sessions/year).
  • Financial well-being support through Northstar with access to Certified Financial Advisors.
  • Employee Resource Groups (ERGs).
  • Eligibility for creative tax benefits, subject to policy.
  • Health coverage for dependents (100% premiums for employees and dependents).
  • Monthly stipends for tech setup and wellness options.
  • Flexible time off and generous holiday calendar.
  • Employee stock purchase plan (ESPP) at a discount.
Last updated Oct 21, 2026. Interested? Apply on the company site.

About Affirm

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