Senior Software Engineer, Backend (Infrastructure)

Affirm

11h•CA$150,000 - CA$200,000•Remote

About The Position

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 Engineering team builds systems that power Affirm’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 Trust Infra team elevates the security posture of our infrastructure and services by embedding security in everything from provisioning to deployment, improving developer experience through automation, and building guardrails that enable safe, rapid delivery. Artifacts owned by this team include our secrets management system, authentication and authorization, cryptography, certificate workloads, and other core security components within our Kubernetes and cloud infrastructure.

Requirements

4+ years of experience designing, developing and launching backend systems at scale using languages like Python or Kotlin.
A track record of developing highly available distributed systems using technologies like AWS, MySQL and Kubernetes.
Deep expertise of Kubernetes resource management, Helm charts, and operator patterns, centered around security workloads.
Experience defining a technical plan for the delivery of a significant feature or system component with an elegant, simple and extensible design.
Writing high quality code that is easily understood and used by others.
Proficiency at making significant changes in a large code base, and have developed a suite of tools and practices that enable you and your team to do so safely.
Experience demonstrating ownership of growth, proactively seeking feedback from your team, your manager, and your stakeholders.
Strong verbal and written communication skills that support effective collaboration with our global engineering team.
Equivalent practical experience or a Bachelor’s degree in a related field.

Responsibilities

Owning and delivering quarterly goals for your team.
Leading engineers on your team through ambiguity to solve open-ended problems, and ensuring that everyone is supported throughout delivery.
Supporting 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.
Proactively identifying project, process, technology or business issues, advocating for them, and leading in solving them.
Supporting 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.
Fostering a culture of quality and ownership on your team by setting or improving code review and design standards for your team, and advocating for them beyond your team through your writing and tech talks.
Helping develop talent on your team by providing feedback and guidance, and leading by example.