Staff Software Engineer, Backend (Card)

Affirm · IT

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Full Time365,000 zł - 485,000 złPosted Aug 26, 2026

Source: Affirm

AT A GLANCE
Eligibility
Not available
Category
IT
Salary
365,000 zł - 485,000 zł
Employment
Full Time
Experience
Staff
Posted
Aug 26, 2026

This role’s source listing does not include Hungary as an eligible location.

Affirm is hiring a Staff Software Engineer to lead backend card architecture for their EU teams in a fully remote role based in Poland.

As a Staff Software Engineer, you will drive technical strategy and architecture for EU card products, managing transaction processing systems. You will act as a force-multiplier for engineering teams, fostering code quality and operational excellence across the product lifecycle. This role requires deep expertise in scaling backend infrastructure and a collaborative mindset to work with global counterparts.

Why You’ll Love This Role

Location: Remote Poland
Salary: 365,000 - 485,000 zł
Seniority: Staff level
Focus: EU Cards team technical leadership
Equity: Eligibility for parent company equity

What You’ll Bring

8+ Years of experience as a software engineer
Proficiency in designing and launching backend systems at scale
Proficiency in Python, Kotlin, AWS, MySQL, and Kubernetes
Experience with frontend application development
Proven track record of delivering major system features and technical plans
Strong verbal and written communication skills for cross-functional collaboration

What You’ll Get

100% Subsidized medical, dental and vision coverage
Monthly flexible spending wallets up to 1390 zł
Competitive paid time off and public holidays
Comprehensive private healthcare through Lux Med
Mental well-being support through Lyra
Financial planning support through Northstar

About the Company

Affirm is a financial technology company focused on providing flexible payment solutions like buy now, pay later services. They aim to reinvent credit through transparent terms and innovative card products for consumers.

Listing checked for remote eligibility · Posted Aug 26, 2026 · AffirmApply →
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