Senior Software Engineer, Fullstack (App Experience)

Affirm; Windsor; Remote; CAD 153,000 - 213,000; Full time

Benefits offered by this job

Health coverage for you and dependents

Stock purchase plan (ESPP)

Monthly tech stipends

Flexible time off

Job summary

Affirm is seeking a software engineer to contribute across web and mobile experiences, building scalable APIs and collaborating with product, design, and analytics teams. You will deliver features in phases, write well-tested code, review peers, and participate in interview processes.

The role emphasizes ownership, strong communication, and ability to work within a remote-first culture across Canada.

Qualifications

• 1.5+ years of experience as a software engineer.
• Experience shipping web apps with React or Vue.
• Experience shipping mobile apps with React Native.
• Experience designing, developing and launching APIs at scale with Kotlin or Python.
• Ability to translate simple problems into testable, multi-component solutions.
• Comfort navigating a large code base and reviewing others' code.
• Demonstrated ownership of growth and willingness to seek feedback.
• Strong spoken and written communication for collaboration with global teams.
• Bachelor's degree or equivalent in a related field.

Responsibilities

• Break down projects into tasks and deliver in phases with timely delivery.
• Collaborate with product management, design and analytics during ideation and decisions.
• Support operations and availability by monitoring metrics and on-call efforts.
• Contribute to team growth through participation in interview processes.

Skills

React

Vue

React Native

Kotlin

Python

APIs

Code reviews

Debugging large codebase

Ownership & growth

Communication

Education

Bachelor's degree or equivalent

Tools

Git

Job description

At Aff… no hidden fees, no surprises, and no tradeoffs on what matters most.

The Marketplace and App Experience domain is the main pillar of our core consumer strategy, driving the user journey across all of our frontend surfaces: Mobile and Web. The teams span across multiple products and areas to engage and provide value to our customers, starting with the Home hub in the app or website, which expands into the various product offers and journeys a user can embark on with affirm.

What You’ll Do

• With the support of your team’s tech lead and manager, you will break down larger projects into individual tasks, deliver them in multiple phases, and collaborate with others to ensure timely delivery of your work.
• You will support 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.
• You will support 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.
• You will contribute to a sense of community on your team by engaging in growth and development activities such as participation in the interview process.

What We Look For

• You have a total of 1.5+ years of experience as a software engineer.
• You have experience shipping web apps using declarative UI frameworks like React or Vue
• You have experience shipping mobile apps using native or cross-platform languages like React Native
• You have experience designing, developing and launching APIs at scale using languages like Kotlin or Python.
• 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 - 6

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 monthly stipends for health, wellness and tech spending, and benefits (including 100% subsidized medical coverage, dental and vision for you and your dependents). In addition, the employees may be eligible for equity rewards offered by affirm holdings, inc. (parent company).

CAN base pay range per year: CAD $153,000 - $213,000

Location - Remote Canada

This remote role is open only to candidates residing in Alberta, British Columbia, Manitoba, New Brunswick, Newfoundland and Labrador, Nova Scotia, Ontario, Prince Edward Island, or Saskatchewan.

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 affirm 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

• 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.