Teams at Sezzle

Lead design and implementation of Sezzle's authentication and authorization platform and API auth gateway. Own technical vision, architecture, phased zero-downtime migrations, security standards (OAuth2/OIDC/SAML/JWT), performance at the edge, observability, and CI/CD. Mentor engineers, participate in on-call, collaborate with Security/Product, and drive secure-by-default practices and AI-assisted development patterns.

As a Senior Site Reliability Engineer, you will design and implement scalable infrastructure solutions, enhance reliability and performance, and lead AI enablement efforts within the team.

Design, build, and own AI-powered full-stack platforms and features from discovery through production. Embed AI into products and workflows, ensure reliability and security, support incidents, and mentor teammates.