Senior Software Engineer, Backend (Card)

Affirm
Poland, Spain
Workplace: RemoteContractPLN 308,000 - 428,000 annuallyFunction: Software EngineeringExperience: 4+ yearsSkills: ["Ownership","Leadership","Communication","Collaboration","Quality mindset"]

Build and deliver backend systems for card payment flows, owning quarterly goals and leading engineers through ambiguous, open-ended problems. Partner with product, design, and analytics across ideation and technical trade-offs, proactively drive fixes for project and technology issues, and ensure reliability through metrics, escalation, and on-call support. Set quality and ownership via code review/design standards and help grow team talent through feedback and example.

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FursaFursa
Affirm
Affirm
2 days ago

Senior Software Engineer, Backend (Card)

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Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 3 hours agoStatus: Live

Job Summary

Build and deliver backend systems for card payment flows, owning quarterly goals and leading engineers through ambiguous, open-ended problems. Partner with product, design, and analytics across ideation and technical trade-offs, proactively drive fixes for project and technology issues, and ensure reliability through metrics, escalation, and on-call support. Set quality and ownership via code review/design standards and help grow team talent through feedback and example.
Location: Poland, Spain
Workplace: Remote
Employment Type: Contract · Permanent
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Own and deliver quarterly goals, leading engineers through ambiguity to solve open-ended problems and supporting delivery
  • •Collaborate with product management, design, and analytics across the product development lifecycle by articulating technical constraints and risks
  • •Identify and advocate for project, process, technology, or business issues and lead efforts to solve them
  • •Support operations and availability by creating/monitoring metrics, escalating when needed, and participating in keep-the-lights-on and on-call efforts
  • •Foster team quality and ownership by setting or improving code review and design standards and helping develop talent through feedback and guidance

Pay and Benefits

Salary: PLN 308,000 - 428,000 annually
Perks:Health InsuranceDentalVisionLearning BudgetParental LeaveEquity

Key Requirements

  • •4+ years of experience as a software engineer
  • •Experience designing, developing, and launching backend systems at scale using Python, Kotlin, AWS, MySQL, and Kubernetes
  • •Experience shipping front end applications
  • •Ability to define technical plans for delivering significant features or system components with elegant, extensible design and readable code
  • •Proficiency making significant changes in a large code base and creating tools/practices to do so safely
Experience:4+ years
Skills:OwnershipLeadershipCommunicationCollaborationQuality mindset
Tech Stack:PythonKotlinAWSMySQLKubernetes

Company Brief

Affirm
Provides point-of-sale lending and buy-now-pay-later (BNPL) solutions for consumers and merchants, enabling installment payments, consumer financing, and embedded financial services through APIs and partnerships with retailers and platforms.
Industry: Lending
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: San Francisco, United States
Founded: 2012
WebsiteLinkedIn