Skip to Main Content

Job Title


Staff Software Engineer, Backend (Streaming)


Company : Affirm


Location : Oshawa, Durham Region


Created : 2025-10-17


Job Type : Full Time


Job Description

Overview 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. Responsibilities Design and build data infrastructure systems, services and tools to handle new Affirm products and business requirements that securely scale over millions of users and their transactions. Build and optimize high-throughput, low-latency data pipelines for critical business applications. Build frameworks and services which will be used by other engineering teams at Affirm to manage billions of dollars in loans and power customer experiences. Help support the Streaming team that forms the backbone for several online and offline workloads at Affirm. Improve the reliability and efficiency of the Data Platform at scale and high availability. Collaborate with other teams at Affirm, including ML and Analytics, to deliver streaming solutions based on various use-cases and best practices. Monitor, troubleshoot, and maintain production streaming systems, ensuring high availability and reliability of data systems. What We Look For 8+ years of industry experience in building large scale production systems. Strong hands on experience with Apache Kafka or similar streaming solutions for large-scale event streaming and message queueing. Experience building and operating robust and highly available infrastructure. Experience working with data platforms like Snowflake, Glue or Databricks is a plus. Experience with Confluent Platform (Schema Registry, Tableflow) is a strong plus. Expertise with at least one stream processing frameworks like Spark, Samza, Flink, Beam etc. Hands-on experience with Kafka Connect, and Kafka Schema Registry components, understanding its underlying functionality and implementation. Solid programming skills in Python, Java or Kotlin. Experience with Apache Iceberg table format, CDC (Change Data Capture) tools is a strong plus. Knowledge of Relational and NoSQL databases is a plus. Experience leading technical projects and mentoring junior engineers. Exceptionally collaborative with a history of delivering complex technical projects and working closely with stakeholders. Location Remote Canada Pay & Equity Pay Grade - P; Equity Grade - 7. Base pay is $178,000 - $228,000 per year, with additional compensation opportunities as part of a total package. Benefits Health care coverage - Affirm covers all premiums for all levels of coverage for you and your dependents Flexible Spending Wallets - generous stipends for technology, food, lifestyle needs, and family forming expenses Time off - competitive vacation and holiday schedules ESPP - Employee Stock Purchase Plan enabling you to buy shares of Affirm at a discount Affirm is remote-first. Some roles may require occasional office presence. We are committed to an inclusive interview experience and provide accommodations as needed. [For U.S. positions that could be performed in Los Angeles or San Francisco] Affirm will consider qualified applicants with arrest and conviction records. By clicking 'Submit Application,' you acknowledge that you have read Affirm's Global Candidate Privacy Notice and consent to the collection, processing, use, and storage of your personal information as described therein. Seniority level Mid-Senior level Employment type Full-time Job function Engineering and Information Technology #J-18808-Ljbffr