Senior backend engineer building scalable lakehouse infrastructure for Affirm’s pay - over - time platform. Leading distributed data systems, reliability, technical standards, and engineering delivery.
About the role
- Senior Software Engineer ensuring adherence to software engineering standards at Aviso. Collaborating with product leaders to define scalable solutions and driving security remediation efforts.
Responsibilities
- Review application code and security scan results (e.g., Checkmarx) to identify real vulnerabilities vs. false positives
- Investigate findings at the code level to determine which implementation triggers violations
- Partner with developers to explain issues, validate fixes, and recommend secure alternatives
- Lead technical discussions to challenge false positives and defend decisions with evidence
- Work closely with security, DevSecOps, and engineering teams to ensure policies are met without unnecessary disclaimers
- Push to fully remediate issues (target = zero findings) rather than accept risk where possible
- Support API, backend (.NET), and web‑based applications with a security‑first mindset
- Balance security requirements with business and delivery timelines
- Continuously improve understanding of secure coding practices and evolving threat patterns
Requirements
- Bachelor's or Master's degree in Computer Science, Software Engineering, or related field
- 5 - 10 years of professional experience in software development
- Extensive Experience with C# is required
- Strong grasp of software architecture and design patterns
- Proficient with Git and branching strategies
- Hands-on experience with CI/CD tools like Azure DevOps or Jenkins
- Familiarity using Azure cloud, APIM, Dapr, CI/CD pipelines, and infrastructure as code (Iac/Bicep)
- Familiarity with Azure cloud services, including APIM and Dapr
- Solid database skills in both SQL and NoSQL
- Excellent debugging and code review capabilities
- Proven leadership and mentoring experience (preferred)
- Certification in Microsoft Azure, AWS, or related technologies (an asset)
- Fluent communication skills in English are required and bilingual skills in French are an asset
Benefits
- Dynamic and inclusive culture that rewards innovation
- Commitment to leadership, innovation, responsibility, and community
- Opportunity for interesting and challenging work
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