Senior Software Engineer (Furnishing Platform)

TL;DR

Senior Software Engineer (Furnishing Platform): Building scalable systems and data pipelines to power consumer credit reporting with an accent on delivering accurate and timely data. Focus on designing robust reporting systems, ensuring high availability, and enabling the company to scale its products.

Location: Remote Poland. The majority of our roles can be located anywhere in Poland.

Salary: 301,000 - 401,000 PLN per year

Company

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.

What you will do

• Drive the definition and delivery of quarterly and long-term goals.
• Influence the design of large-scale data and backend systems across multiple teams.
• Partner with product, analytics, and design to define data-driven solutions.
• Ensure high availability and reliability of data pipelines and services.
• Guide engineers through mentorship, code/design reviews, and technical leadership.
• Author technical proposals, share best practices via documentation and tech talks.

Requirements

• 6+ years of experience designing and building large-scale data pipelines and distributed backend systems, with strong proficiency in languages like Python, Kotlin, or similar.
• Proven track record of delivering high-volume, highly available systems using technologies like AWS, MySQL, Airflow, Spark, and Kubernetes.
• Experience defining technical strategies for complex, cross-team initiatives.
• Skilled at building resilient systems with monitoring, alerting, and safe deployment practices.
• History of mentoring engineers, unblocking teams, and shaping best practices beyond your immediate group.
• Excellent verbal and written skills.

Culture & Benefits

• Flexible Spending Wallets for tech, food and lifestyle
• Away Days - wellness days to take off work and recharge
• Learning & Development programs
• Parental benefits
• Employee Resource & Community Groups
• Health care coverage - Affirm covers all premiums for all levels of coverage for you and your dependents