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Senior Backend Software Engineer

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Remote

Senior Backend Software Engineer

Affirm

Senior Backend Software Engineer

Skills

KotlinPythonProduct ManagementMySQLData AnalysisAWSKubernetes

2 months ago

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Important information


Salary:

$173,000 – $255,000 / year

Location:

United States

Work mode:

Remote

Published on:

7 September 2026

What they need


Who you are

  • You have 4+ years of experience designing, developing and launching backend systems at scale using languages like Python or Kotlin
  • You have a track record of developing highly available distributed systems using technologies like AWS, MySQL and Kubernetes
  • You have experience defining a technical plan for the delivery of a significant feature or system component with an elegant, simple and extensible design. You write high quality code that is easily understood and used by others
  • You are proficient at making significant changes in a large code base, and have developed a suite of tools and practices that enable you and your team to do so safely
  • Your experience demonstrates that you take ownership of your growth, proactively seeking feedback from your team, your manager, and your stakeholders
  • You have strong verbal and written communication skills that support effective collaboration with our global engineering team
  • This position requires either equivalent practical experience or a Bachelor’s degree in a related field

What the job involves

  • The Money Movement & Card Ledger team is looking for a passionate Software Engineer to help build the tools and systems that we use to manage money movement, bank data integration & merchant data. Affirm Card is Affirm’s newest financial product that marries the functionality of a debit card with access to Affirm's buy now pay later financing options
  • Our ability to move money effectively is critical to our ability to reach new customers and improve financial lives. We work closely with experience, data science, product, and a wide range of engineering teams to both leverage existing systems and build new systems
  • This role requires a high level of technical capability, strong cross functional communication, and a creative mindset. Our work needs to be correct, scalable, and extensible. Our job is to have an industry leading money movement system to empower our product
  • Affirm is experiencing explosive growth with millions of customers across thousands of merchants in-store and online, and your contributions will be a key enabler of that growth. Come join us as we build a beloved, lasting financial services brand predicated on honesty and trust. It’s going to be an amazing ride!
  • You will be responsible for owning and delivering quarterly goals for your team, leading engineers on your team through ambiguity to solve open-ended problems, and ensuring that everyone is supported throughout delivery
  • 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 proactively identify project, process, technology or business issues, advocate for them, and lead in solving them
  • 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 foster a culture of quality and ownership on your team by setting or improving 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

Benefits

  • Compensation: We have a simple, flexible, and transparent remote-first compensation structure so you can make the best decisions for yourself and your family
  • Spending Wallets: Access tech, food, lifestyle, and family planning wallets for your expenses
  • Supportive Communities: Get involved with our employee resource groups and community groups
  • Remote-first Workforce: If your role is remote, you can set up shop anywhere in your home country
  • Generous Time Off: Take the time you need when life happens
  • Health Benefits: Get a plan that fits your needs
  • Mental Healthcare: Take care of your mind with great mental health programs
  • Parental Leave: Birth and non-birth parents get 18 weeks’ paid leave. Plus, a 4-week return-to-work transition program, at full base pay
  • Away Days: We offer 20 company-wide paid days off—which help our teams collectively pause to recharge
  • Learning & Development: Engage in exciting learning programs to level up your growth

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