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Affirm

Staff Software Engineer, Backend (Financial Platforms)

Job Summary

This role involves designing, developing, and maintaining scalable backend and distributed systems crucial for financial reporting at Affirm. The candidate will collaborate with cross-functional teams and take ownership of technical strategies, ensuring system reliability and data accuracy. Experience with cloud technologies, data infrastructure, and a focus on quality and operational excellence are key. The position emphasizes team development, technical leadership, and supporting a remote work environment within Poland.

Required Skills

Python
Data Warehouse
Airflow
AWS
Distributed Systems
System Design
Kubernetes
Talent Development
Technical Strategy
Monitoring
MySQL
Kotlin
Code Review
Cross-team Collaboration
Operational Processes
Alerting
Spark
Backend Systems
Data Lake

Benefits

Health Insurance
Parental Leave
Wellness Days
Employee Resource Groups
Dental
Vision
Learning & Development
Stock Purchase Plan
Flexible Spending

Job Description

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.

We are looking for a highly motivated Staff Software Engineer to build scalable foundational systems and data pipelines to power our financial reporting.

You will partner closely with our Product and Accounting teams to design robust reporting and reconciliation systems, which enable us to operate and forecast with the highest degree of integrity and precision. These systems are responsible for delivering accurate and timely data from Affirm’s suite of financial products, for consumption by our Accounting, Treasury, and Strategic Finance teams.

You will take an active role in collaborating on the roadmap, designing technical solutions, driving and involving in cross-team initiatives. You will partner closely with the Engineering Manager and the team to improve the quality standards and processes in the team and represent the team in cross-team initiatives

What You'll Do

  • 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 8+ years of experience designing, developing and launching backend systems at scale using languages like Python or Kotlin.
  • You have an extensive track record of developing highly available distributed systems using technologies like AWS, MySQL, Spark and Kubernetes.
  • Knowledge of Airflow, Data Lake (e.g. Apache Iceberg) and Data Warehouse (e.g. Snowflake) solutions is a plus
  • You have experience delivering major features, system components or deprecating existing functionality in a system through the definition of a technical and execution plan. You write high quality code that is easily understood and used by others.
  • You thrive in ambiguity, and are comfortable moving from low level language idioms all the way to the architecture of large systems to understand how they work.
  • Your growth and impact trajectory demonstrates that you have mastered gathering and iterating on feedback from your engineering and cross-functional peers.
  • You have strong verbal and written communication skills that support effective collaboration with our global engineering team.

Compensation & Benefits

Base Pay Grade - P

Equity Grade - Poland 5

Employees new to Affirm typically come in at the start of the pay range. Affirm focuses on providing a simple and transparent pay structure which is based on a variety of factors, including location, experience and job-related skills.

Base pay is part of a total compensation package that may include monthly stipends for health, wellness and tech spending, and benefits (including 100% subsidized medical coverage, dental and vision for you and your dependents). In addition, the employees may be eligible for equity rewards offered by Affirm Holdings, Inc. (parent company).

POL base pay range per year: 358,000 zł - 458,000 zł

Additional benefits include:

  • Type of employment: Contract of Employment
  • Flexible Spending Wallets for tech, food and lifestyle
  • Away Days - wellness days to take off work and recharge
  • Learning & Development programs
  • Parental leave
  • Employee Resource & Community Groups

Location - Remote Poland

*The majority of our roles can be located anywhere in Poland.
**This job description is not a contractual document, and is not intended to have binding force.**

#LI-Remote

Affirm is proud to be a remote-first company! The majority of our roles are remote and you can work almost anywhere within the country of employment. Affirmers in proximal roles have the flexibility to work remotely, but will occasionally be required to work out of their assigned Affirm office. A limited number of roles remain office-based due to the nature of their job responsibilities.

We’re extremely proud to offer competitive benefits that are anchored to our core value of people come first. Some key highlights of our benefits package include:

  • Health care coverage - Affirm covers all premiums for all levels of coverage for you and your dependents
  • Flexible Spending Wallets - generous stipends for spending on Technology, Food, various Lifestyle needs, and family forming expenses
  • Time off - competitive vacation and holiday schedules allowing you to take time off to rest and recharge
  • ESPP - An employee stock purchase plan enabling you to buy shares of Affirm at a discount

We believe It’s On Us to provide an inclusive interview experience for all, including people with disabilities. We are happy to provide reasonable accommodations to candidates in need of individualized support during the hiring process.

[For U.S. positions that could be performed in Los Angeles or San Francisco] Pursuant to the San Francisco Fair Chance Ordinance and Los Angeles Fair Chance Initiative for Hiring Ordinance, Affirm will consider for employment qualified applicants with arrest and conviction records.

By clicking "Submit Application," you acknowledge that you have read Affirm's Global Candidate Privacy Notice and hereby freely and unambiguously give informed consent to the collection, processing, use, and storage of your personal information as described therein.

Interested in this job?

Application deadline: Open until filled

Logo of Affirm

Affirm

With Affirm, you can pay over time at your favorite brands. No late fees or compounding interest—just a more responsible way to say yes to the things you love.

See more jobs
Date PostedMay 29th, 2025
Job TypeContract
LocationRemote Poland
SalaryCompetitive rates
Exciting remote opportunity (requires residency in Poland) for a Staff Software Engineer, Backend (Financial Platforms) at Affirm. Offering competitive salary (contract). Explore more remote jobs on FlexHired!

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