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Principal Infrastructure Engineer at Sezzle - ApplyBlast

Principal Infrastructure Engineer

Sezzle

1 month ago

3.8 on Glassdoor

Remote

Full Time

Senior

0 applicants

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About this role

Sezzle is seeking a Principal Infrastructure Engineer to design, build, and scale the platform powering its fintech services, focusing on solving complex infrastructure challenges to improve throughput, latency, and resilience. The role involves owning technical initiatives from architecture through production rollout, participating in on-call rotations, and leveraging AI-assisted tooling to reduce operational toil. This position requires deep expertise in AWS, Kubernetes, and relational databases to ensure a highly available and cost-efficient system.

Responsibilities

Design and build resilient AWS infrastructure and Kubernetes platforms
Scale and optimize Aurora RDS databases for MySQL and Postgres
Implement infrastructure-as-code and operational automation to reduce toil

Skills

Qualifications

Bachelor's degree in Computer Science

About Sezzle

sezzle.com

Headquarters

Minneapolis, Minnesota, United States

Company Size

201-500 employees

Founded

2016

View Profile

Sezzle is a fintech company that offers buy-now-pay-later (BNPL) services, letting shoppers split purchases into four interest-free installments over six weeks. It provides merchants with payment and integration tools to boost conversions and average order value while managing underwriting, risk, and compliance. Consumers access Sezzle through its checkout option and app for transparent, 0% interest financing at participating retailers. The company positions itself around responsible spending with clear terms and lightweight credit checks.