Senior Software Engineer - Fintech Finance & Automation

Sezzle; United States; Remote; USD 56,000 - 106,000; Full time

Job summary

Sezzle is seeking a Senior Software Engineer with accounting experience to architect and scale financial systems. You will design and optimize software for reporting, reconciliation, and automation, collaborating with Accounting and Finance to ensure data integrity and auditable processes.

With 8+ years in senior engineering roles, you will mentor teammates, define technical direction, and deliver high-quality features in Golang, Python, and SQL within a Kubernetes/AWS environment.

Qualifications

• At least 7 years of full-stack software engineering experience.
• Experience building and serving REST APIs with Go and Python.
• Experience using Claude or similar LLM tools.

Responsibilities

• Collaborate with cross-functional teams to enhance and maintain software solutions for financial processes.
• Participate fully in the software development lifecycle, from design through deployment.
• Build new features and products as part of an integrated engineering team.
• Leverage accounting background to identify gaps and improve automation and reconciliation workflows.
• Evaluate and deploy software tools, processes, and metrics.
• Provide support and consulting on software systems usage.
• Ensure compliance with project plans and industry standards.
• Design software applications and features in Golang
• Build reports and automations using Python and SQL.
• Help build out a distributed architecture, creating solutions that work within it, maintaining consistency while scaling highly
• Coordinate with internal company stakeholders to design market winning products
• Develop and collect metrics to drive continuous improvement of existing products
• Deliver high-quality, testable features that meet reporting and compliance standards
• Mentor other engineering teammates to help elevate their experience and knowledge

Skills

Golang

Python

REST APIs

AWS

Kubernetes

AI tooling

Accounting background

Education

Bachelor’s degree in Accounting or CS

Tools

MySQL

PostgreSQL

Elasticsearch

Git

CI/CD (Gitlab)

Prometheus

Job description

Sezzle is seeking a Senior Software Engineer with accounting experience to architect and scale financial systems. You will design and optimize software for reporting, reconciliation, and automation, collaborating with Accounting and Finance to ensure data integrity and auditable processes.

With 8+ years in senior engineering roles, you will mentor teammates, define technical direction, and deliver high-quality features in Golang, Python, and SQL within a Kubernetes/AWS environment.