Software Engineer II, Backend (Batch Developer Experience)

Affirm; United States; Remote; USD 146,000 - 225,000; Full time

Benefits offered by this job

100% dependent medical coverage

Monthly tech & health stipends

Flexible time off

Employee stock purchase plan (ESPP)

Job summary

Affim is seeking a Backend Software Engineer with 1.5+ years of experience to design, build, and launch backend systems using Python or Kotlin. You will work on distributed services and collaborate with product, design, and analytics.

This remote-first role offers competitive USA base pay ranges and equity, with generous stipends and benefits. You’ll join a team focused on reliable, scalable batch workloads and on-call reliability.

Qualifications

• 1.5+ years of software engineering experience.
• Backend design, development and launch experience in Python or Kotlin.
• Familiar with AWS, MySQL, and Kubernetes.
• Able to take ownership and iterate with feedback.
• Strong verbal and written communication.
• Bachelor’s degree or equivalent practical experience.

Responsibilities

• Break down projects into tasks and deliver in phases.
• Collaborate with product, design and analytics in decision making.
• Monitor and support operations, metrics, and on-call readiness.
• Contribute to team growth and interview processes.

Skills

Python

Kotlin

Distributed systems

Code reviews

Communication

Ownership

Education

Bachelor’s degree

Tools

AWS

MySQL

Kubernetes

Job description

At Affim, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. The Engineering team builds systems that power Affim’s mission. We take pride in our craft, building reliable, performant, and scalable solutions that touch every part of the business. Whether we’re enabling new ways to pay, ensuring our platforms can scale to the most demanding levels in the industry, or developing seamless servicing experiences, our focus is on solving complex problems through exceptional engineering. The Batch Developer Experience team makes batch development and testing faster and more reliable at Affim. As a developer on this team you will partner with product and infrastructure engineers to build the tools and systems that streamline workflows, strengthen testing and ultimately improve the reliability of Affim’s critical batch workloads.

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 1.5+ 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 familiar with the building blocks of distributed systems, and the technologies like AWS, MySQL and Kubernetes.
• 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.
• This position requires either equivalent practical experience or a Bachelor’s degree in a related field.

Base Pay Grade - L Equity Grade - USA 6 Employees new to Affim typically come in at the start of the pay range. Affim 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 equity rewards, monthly stipends for health, wellness and tech spending, and benefits (including 100% subsidized medical coverage, dental and vision for you and your dependents.)

USA base pay range (CA, WA, NY, NJ, CT) per year: $165,000 - $225,000

USA base pay range (all other U.S. states) per year: $146,000 - $206,000

Remote‑first with flexibility built in

Affim is proud to be a remote‑first company. Most roles can be done from almost anywhere within the country of employment. Some positions may occasionally require in‑person work at an Affim office, and a few are office‑based due to the nature of the work. All new hires will be invited to attend an in‑person onboarding experience.

Benefits designed for you

• Health coverage at no cost: We cover 100% of premiums for employees and their dependents.
• Spending stipends: Monthly stipends support your tech setup, and the ability to choose health and wellness options that are right for you.
• Time off to recharge: Flexible time off and generous holiday calendars help you rest when you need to.
• Own a piece of what you build: Our employee stock purchase plan (ESPP) lets you buy Affim stock at a discount.

We’re committed to providing an inclusive interview process, including accommodations for candidates with disabilities. If you need support, we’re happy to help.

For positions based in San Francisco or Los Angeles: Affim considers qualified applicants with arrest and conviction records, as required by law.