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Staff Software Engineer, Backend (Continuous Integration)

Affirm - Remote - Remote - posted 2026-09-29

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Salary: CAD 181,000 - 241,000 / annual

Affirm is seeking a Staff Software Engineer to lead the Continuous Integration (CI) team and drive the design, implementation, and optimization of systems supporting automated testing, build orchestration, and deployment across the organization. In this role, you will own the design, scalability, and reliability of build pipelines across multiple services and platforms. You'll ensure fast, reliable feedback cycles for developers by optimizing build times, test coverage, and reporting. You will implement monitoring, alerting, and incident response processes for CI systems to minimize downtime and maintain system health. You'll collaborate closely with engineering teams across the company to ensure smooth integrations and deployment workflows. You'll identify developer pain points and lead initiatives to improve productivity through tooling, automation, and best practices. You'll evangelize CI/CD practices across the organization to raise engineering efficiency standards. On the leadership side, you'll contribute to and help drive the vision for continuous integration and developer productivity infrastructure. You'll lead and mentor other CI engineers, fostering a culture of ownership, collaboration, and technical excellence. You'll partner with engineering leadership to align CI systems with broader product and platform goals. Affirm is remote-first with flexibility built in. Most roles can be done from almost anywhere within the country of employment. New hires will be invited to attend an in-person onboarding experience. Benefits include 100% subsidized medical, dental, and vision coverage for you and dependents, monthly stipends for health, wellness, and tech spending, flexible time off, and an employee stock purchase plan. Requirements: - Proven experience driving and leading engineering efforts in CI, build systems, or developer productivity domains - Strong background in modern build systems (e.g., GitHub, Buildkite, Artifactory) - Familiarity with cloud-native environments (AWS, Kubernetes) and infrastructure-as-code practices - Solid programming background (Python, Kotlin, Java, or similar) and ability to guide technical decision-making - Excellent problem-solving skills, with the ability to balance long-term vision with short-term impact - Either equivalent practical experience or a Bachelor's degree in a related field - Proficiency with managing build systems and frameworks for large monorepos - Active contributor to open source projects or previous experience with large-scale software development at a leading tech company is a plus - Demonstrates curiosity about AI tools and emerging technologies, with a willingness to learn and leverage them to enhance productivity, collaboration, or decision-making

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