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Senior Software Engineer, Backend; Streaming Infrastructure

Remote / Online - Candidates ideally in
Toronto, Ontario, M5A, Canada
Listing for: Affirm
Remote/Work from Home position
Listed on 2026-02-28
Job specializations:
  • Software Development
    Software Engineer, Backend Developer, Cloud Engineer - Software
Salary/Wage Range or Industry Benchmark: 200000 CAD Yearly CAD 200000.00 YEAR
Job Description & How to Apply Below
Position: Senior Software Engineer, Backend (Streaming Infrastructure)
Employer Industry: Financial Technology

Why consider this job opportunity

Salary up to $200,000 per year

Comprehensive benefits package including 100% subsidized medical coverage, dental, and vision for you and your dependents

Generous stipends for technology, food, lifestyle needs, and family forming expenses

Flexible work environment with remote work options across Canada

Opportunity to work on innovative projects in a supportive and collaborative culture

Employee stock purchase plan allowing you to buy shares at a discount

What to Expect (Job Responsibilities)

Own and deliver quarterly goals for your team, guiding engineers through ambiguity to solve open-ended problems

Collaborate with product management, design, and analytics throughout the product development lifecycle

Identify and advocate for solutions to project, process, technology, or business issues

Monitor team artifacts and support operational availability through metrics and on‑call efforts

Foster a culture of quality by setting code review standards and mentoring team members

What is Required (Qualifications)

Minimum of 4 years of experience designing, developing, and launching backend systems at scale with languages such as Python or Kotlin

Proven experience in developing highly available distributed systems using AWS, MySQL, and Kubernetes

Expertise in at least one stream processing framework like Spark, Samza, Flink, or Beam

Strong verbal and written communication skills for effective collaboration with a global team

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

How to Stand Out (Preferred Qualifications)

Experience with the Confluent Platform (Schema Registry, Tableflow)

Demonstrated ability to define a technical plan for significant feature delivery with an elegant, extensible design

Proficiency in managing significant changes within a large code base

A proactive approach to personal growth and seeking feedback from peers and stakeholders

We prioritize candidate privacy and champion equal‑opportunity employment. Central to our mission is our partnership with companies that share this commitment. We aim to foster a fair, transparent, and secure hiring environment for all. If you encounter any employer not adhering to these principles, please bring it to our attention immediately. We are not the EOR (Employer of Record) for this position.

Our role in this specific opportunity is to connect outstanding candidates with a top‑tier employer.

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Position Requirements
10+ Years work experience
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