Senior Software Engineer, Backend (PMI Integrations)

· Remote

Location

Remote

Type

Full Time

Job Description

Senior Software Engineer Backend (PMI Integrations)

Reposted 4 Hours Ago
Easy Apply
Hiring Remotely in United States
Remote
169K-240K Annually
Senior level
Big Data • Fintech • Mobile • Payments • Financial Services
We create honest financial products that improve lives. Ready to make a difference?
The Role
As a Senior Software Engineer on the PMI team you'll design and develop backend systems collaborate on API lifecycle support team operations and engage in team growth activities.
Summary Generated by Built In

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.

 

The Partner Merchant Interface (PMI) team builds the APIs and solutions that powers Affirm’s integrations with Enterprise Merchants and Partners. We create and manage the APIs and tools that drive checkout and merchant onboarding and we collaborate with stakeholders to design and build custom end-to-end integrated solutions.


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 contribute to the entire API lifecycle including designing developing testing maintaining and evolving our APIs.
  • 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 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.

Pay Grade - N

Equity Grade - USA 8

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 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: $190000 - $240000
USA base pay range (all other U.S. states) per year: $169000 - $219000

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 hire. We have a simple and transparent remote-first grade-based compensation structure. Offer amounts within the range are based on a number of factors including but not limited to job-related skills experience and relevant education or training. Across the broader organization certain roles are eligible for equity awards upon hire promotion tenure milestones and for performance.

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.

#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.

Top Skills

AWS
Kotlin
Kubernetes
MySQL
Python

What the Team is Saying

Nupur
Jerry
Adam
Am I A Good Fit?
beta
Expert contributor network
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
HQ: San Francisco CA
2200 Employees
Year Founded: 2012

What We Do

At Affirm we help people say yes to the things that matter with flexible transparent ways to pay over time. No hidden fees no compound interest and no fine print—just a smarter way to spend.

Why Work With Us

Who is an Affirmer? /noun/ Someone who believes finance shouldn’t be complicated. We come from a diverse set of backgrounds and we’re driven by the desire to improve lives through honest financial products. We define success by challenging one another to bring our best ideas to every single project—and we have fun while doing it.

Gallery

Affirm Offices

Remote Workspace

Employees work remotely.

Affirm is a remote-first company! Our employees can work anywhere in the U.S. but if an office is more your style we have office locations in San Francisco Chicago New York City and Pittsburgh.

Typical time on-site:
HQSan Francisco CA
Spain
United Kingdom
Chicago IL
New York NY
Toronto ON
Warsaw PL
Learn more

Similar Jobs

Affirm

Senior Director Product Management

Big Data • Fintech • Mobile • Payments • Financial Services
Easy Apply
Remote
United States
2200 Employees
305K-375K Annually

Affirm

Senior Product Manager

Big Data • Fintech • Mobile • Payments • Financial Services
Easy Apply
Remote
United States
2200 Employees
169K-240K Annually

Affirm

Senior Manager Software Engineering (Lake Analytics Platform)

Big Data • Fintech • Mobile • Payments • Financial Services
Easy Apply
Remote
United States
2200 Employees
232K-310K Annually

Affirm

Senior Manager Technical Programs

Big Data • Fintech • Mobile • Payments • Financial Services
Easy Apply
Remote
United States
2200 Employees
200K-275K Annually
Apply Now

Date Posted

04/15/2026

Views

0

Back to Job Listings Add To Job List Company Profile View Company Reviews
Neutral
Subjectivity Score: 0

Similar Jobs

Software Engineer (TS/SCI) -

Views in the last 30 days - 0

View Details

Software Engineer (TS/SCI) -

Views in the last 30 days - 0

View Details

GNC Engineer, RPO -

Views in the last 30 days - 0

View Details

Perception Engineer -

Views in the last 30 days - 0

View Details
142,000+ Jobs Tracked
12,400+ Companies
1,930 Categories