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Senior Software Engineer, Backend (Partner Merchant Interface)

Affirm · Remote USRemote$16,250–$21,250 USD/messenior

In short

  • ▸Desarrollar y mantener APIs a escala para integraciones con socios y comerciantes como Amazon y Stripe.
  • ▸Trabajar en un equipo rápido, con enfoque en calidad, resiliencia y colaboración global.
  • ▸Destacado: formar parte del equipo que impulsa las integraciones clave de Affirm a nivel mundial.

Strong verbal and written communication skills that support effective collaboration with o

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What they ask for

  • ✓Experiencia previa en diseño, desarrollo y lanzamiento de sistemas backend escalables.
  • ✓Dominio de Python o Kotlin para desarrollo backend.
  • ✓Conocimiento de sistemas distribuidos, AWS, MySQL y Kubernetes.
  • ✓Capacidad de resolver problemas complejos con código claro, testeado y escalable.
  • ✓Habilidades sólidas de comunicación verbal y escrita para colaboración global.
  • ✓Toma de propiedad sobre el crecimiento profesional y feedback proactivo.

Don't tick every box? That's normal — your free dossier shows your gaps and how to cover them in the interview.

PythonKotlinAWSMySQLKubernetesAPIsDistributed SystemsCode ReviewsTestingGlobal Engineering Teams

Who should you write to at Affirm?

Your free dossier identifies the people who'd interview you — their background, what they value, and how to reach out so you stand out before applying.

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 Interfaces - Integration team within Decisions Foundations is growing and we are looking for a Software Engineer. You will be part of a fast paced team which is responsible for the APIs that Partners and Merchants use to integrate with Affirm, and also power some of our top partners like Amazon and Stripe. 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 designing, developing and launching backend systems at scale and are experienced using 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 - N Equity Grade - 9 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: $195,000 - $255,000 USA base pay range (all other U.S. states) per year: $173,000 - $233,000 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:&n

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