Staff Software Engineer, Mobile – App Infrastructure

This is a fully remote position, open to applicants in Canada.

📋 Description

• Develop a technical strategy for the team over the course of a year, aligning it with critical projects that impact the business.

• Work in partnership with product management, design, and analytics throughout the entire product development lifecycle.

• Define and promote technical solutions and operational processes.

• Oversee team operations and availability, including monitoring, triage rotations, playbooks, policies, testing, alerting, and on-call responsibilities.

• Establish standards for code reviews and design, advocating for quality and ownership through documentation and tech talks.

• Cultivate team talent through constructive feedback, mentorship, and leading by example.

⛳️ Requirements

• Minimum of 7 years of experience in developing and architecting mobile applications.

• At least 4 years of experience with React Native.

• Proficient in JavaScript/TypeScript.

• Hands-on experience with React Native and Expo.

• Experience in authoring or migrating native modules and components.

• Familiarity with complex state management in a React application; proficiency with Redux Toolkit is advantageous.

• Experience executing major updates for the React Native SDK and debugging across the JS↔native boundary under the New Architecture.

• Current knowledge of native OS releases and their implications for React Native applications.

• Experience with mobile testing and observability tools, including Maestro/Appium, Sentry/Crashlytics, and Statsig/LaunchDarkly.

• Proficient in AI-assisted development tools like Claude Code or similar, including the implementation of appropriate guardrails.

• Proven ability to lead a team in executing large-scale projects.

• Experience in delivering significant features or system components, or phasing out existing functionality through technical and execution planning.

• Capacity to write high-quality, comprehensible code that is utilized by others.

• Ability to navigate from low-level programming idioms to large-system architecture.

• Demonstrated skill in gathering and iterating on feedback from engineering and cross-functional colleagues.

• Strong verbal and written communication abilities for effective collaboration with a global engineering team.

• Either equivalent practical experience or a Bachelor’s degree in a related field.

🏝️ Benefits

• Monthly stipends for health, wellness, and technology expenditures.

• 100% subsidized medical insurance, dental, and vision coverage for you and your dependents.

• Comprehensive healthcare coverage with all premiums paid for all coverage levels for you and your dependents.

• Flexible Spending Wallets providing stipends for technology, food, lifestyle needs, and family planning expenses.

• Competitive vacation and holiday schedules.

• Employee stock purchase plan that allows employees to buy Affirm shares at a discounted rate.

• Reasonable accommodations provided during the hiring process.