Software Engineer II, Backend (Platform Reliability)

Affirm; Poland (ME); Remote; USD 68,000 - 96,000; Full time

Job summary

A leading financial technology company is seeking a Software Engineer to enhance its Infrastructure Platform. This role involves ensuring system reliability in a scalable, cloud-native environment. Key responsibilities include project task management, system monitoring, and collaboration across teams. The position requires expertise in backend systems with Python or Kotlin and familiarity with AWS and Kubernetes. The job supports a remote work model within Poland.

Benefits

Health care coverage

Flexible Spending Wallets

Competitive vacation and holiday schedules

Employee stock purchase plan

Qualifications

• 2+ years of experience as a software engineer.
• Experience designing and launching backend systems at scale.
• Comfortable debugging and reviewing code.

Responsibilities

• Break down larger projects into manageable tasks.
• Support operations and availability by monitoring metrics.
• Engage in team growth through activities like interviews.

Skills

Backend system design and development

Proficiency in Python or Kotlin

Experience with AWS

Kubernetes expertise

Traffic management

Strong verbal and written communication skills

Tools

AWS

MySQL

Kubernetes

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 seeking a Software Engineer to join our Infrastructure Platform Engineering team, ensuring the reliability, availability, and operational efficiency of Affirm’s distributed systems. This role is ideal for engineers who thrive in highly scalable, cloud-native environments, focusing on incident response, observability, automation, and system resilience.

As part of the Platform, Reliability and Infrastructure Operations group, you will work on proactive failure mitigation, operational tooling, service scaling strategies, and on-call effectiveness to ensure low-latency, highly available services across Affirm's compute, storage, CI/CD, and observability stacks.

Platform Reliability Engineering at Affirm is a crucial team that helps our Engineering partners to "Operate What They Own" with excellence to protect customer experience. Our team accomplishes this by defining frameworks and best practices for operating applications, building tooling, and providing training and consulting services.

Affirm is scaling fast, and this role will help ensure our platform’s resilience as we keep operating across multiple regions!

What You'll Do

• With the support of your team’s tech lead and manager, you will break down larger projects into individual tasks, deliver them in multiple phases, and collaborate with others to ensure timely delivery of your work.
• 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 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 contribute to a sense of community on your team by engaging in growth and development activities such as participation in the interview process.

What We Look For

• You have a total of 2+ years of experience as a software engineer.
• You have experience designing, developing and launching backend systems and are proficient in one of Python or Kotlin.
• You are experienced in designing, developing and launching backend systems at scale technologies like Python, Kotlin, AWS, MySQL.
• Leverage Kubernetes expertise for cloud compute orchestration and troubleshoot.
• Comprehensive traffic management to ensure scalable, reliable, and high-performance platform operations (especially for AWS environment).
• You are familiar with the building blocks of distributed systems, and technologies like AWS, MySQL and Kubernetes.
• You have experience designing, developing and launching APIs at scale using languages like Python or Kotlin.
• You have mastered taking a simple problem or business scenario into a solution that interacts with multiple software components, and executing on it by writing clear, easily understood, well tested and extensible code.
• You are comfortable navigating a large code base, debugging others\' code, and providing feedback to other engineers through code reviews.
• 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.

Compensation and Benefits

Base Pay Grade - L

Equity Grade - Poland 3

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: 252,000 zł - 352,000 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 benefits
• Employee Resource & Community Groups

This role is eligible for creative tax benefits, subject to applicable law and company policy

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.

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