Software Engineer I, Fullstack (Search)

Affirm, Inc.; Miami (FL); Remote; USD 115,000 - 180,000; Full time

Benefits offered by this job

Health coverage

Stock purchase plan

Tech stipend

Flexible time off

Job summary

Affirm, Inc. is building a remote-first team to design and ship backend systems at scale. You will collaborate across disciplines, delivering reliable software with strong test coverage and clear ownership.

The role emphasizes growth, feedback, and effective communication with a global engineering team. Ideal candidates have modern JavaScript/TypeScript experience and hands-on work with Python or Kotlin in backend contexts, plus the ability to reason about multi‑component solutions and code

Qualifications

• Experience with Javascript/Typescript
• Designing, developing and launching backend systems at scale using Python or Kotlin
• Translating simple problems into multi‑component solutions with clear, well tested code
• Comfort navigating large code bases and giving feedback via code reviews
• Ownership of growth, seeking feedback from team and stakeholders
• Strong verbal and written communication for global collaboration
• Bachelor’s degree or equivalent practical experience

Responsibilities

• Collaborate with your team on tasks that contribute to projects and goals.
• Work collaboratively with stakeholders, bringing them along and flagging risks and trade-offs.
• Balance speed and quality to hit business goals while protecting systems from downtime.
• Contribute to a sense of community on your team through growth and development activities.

Skills

JS/TS

Python

Kotlin

Backend design

Code reviews

Growth mindset

Communication

Education

Bachelor’s degree or equivalent practical experience

Job description

At affirm, 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.

Search has become the default way consumers discover where to shop, compare options, and decide what to buy across platforms like Google, TikTok, and even Klarna. As we build a new Ads business and evolve Marketplace into a best in class shopping experience, improving search is one of our highest leverage investments to create an experience users choose and merchants want to invest in.

What You’ll Do

• With the support of your team, you will work on tasks that contribute to the team’s projects and goals.
• You will work collaboratively and proactively with your team and stakeholders, bringing them along for your work and helping to create visibility and dialog regarding the risks and trade-offs related to your work.
• You will strike the right balance of speed and quality in your work, ensuring that we hit our business goals while protecting our systems from downtime.
• You will contribute to a sense of community on your team by engaging in growth and development activities.

What We Look For

• You have previous work or internship experience working with Javascript/Typescript.
• You have previous work or internship experience designing, developing and launching backend systems at scale and are experienced using 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.
• This position requires either equivalent practical experience or a Bachelor’s degree in a related field.

Base Pay Grade – J

Equity Grade – 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 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: $130,000 – $180,000

USA base pay range (all other U.S. states) per year: $115,000 – $165,000

Remote-first with flexibility built in

Affirm 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 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

Our benefits reflect our commitment to care, transparency, and flexibility. Here are a few highlights:

• 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 affirm 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: affirm considers qualified applicants with arrest and conviction records, as required by law.