Senior Software Engineer - Build the Payroll Platform

Check; San Francisco (CA); Hybrid; USD 180,000 - 240,000; Full time

Job summary

Check is building embedded payroll infrastructure and enabling partners to pay people simply. As a Senior Software Engineer, you will contribute to platforms powering money movement, tax calculations, and compliance workflows for thousands of businesses.

You will turn complex systems into reliable, scalable software that helps teams operate payroll confidently. You will work in a collaborative, ownership-driven culture with opportunities to influence architecture, tooling, and product direction.

Qualifications

• Experience building complex systems at scale.
• Ability to work autonomously on impactful, cross-functional projects.
• Proven track record of delivering high-quality software.

Responsibilities

• Lead end-to-end problem solving from conception to implementation.
• Build prototypes for creative solutions to complex problems.
• Provide candid feedback to improve the team and processes.
• Improve the team's quality through code reviews and operations.
• Simplify domain complexity by identifying patterns and driving improvements.
• Document critical thinking to inform design decisions.

Skills

Senior-level experience

Scaling complex systems

Autonomous work

Cross-functional collaboration

Problem-solving mindset

Tools

Python/Django

React

Typescript

AWS

Terraform

Postgres

Temporal

GitHub

Job description

Check is building embedded payroll infrastructure and enabling partners to pay people simply. As a Senior Software Engineer, you will contribute to platforms powering money movement, tax calculations, and compliance workflows for thousands of businesses.

You will turn complex systems into reliable, scalable software that helps teams operate payroll confidently. You will work in a collaborative, ownership-driven culture with opportunities to influence architecture, tooling, and product direction.