CareerPlan

Sr. Staff Software Engineer, Payroll and Tax

Denver, CO / San Francisco, CA / Seattle, WA / New York, NYFull-time$191k2026-10-06 → 2026-11-10
Hybrid · United States

Core

Design, build, and test the foundation supporting compliant payroll and tax processing for millions of people.

Role type

Sr. Staff Software Engineer (Payroll & Tax)

Builds

Core platform capabilities, payroll ledger, and interfaces for payroll/tax data

Domain

Fintech / Payroll & Tax Compliance

Required skills

Distributed systems design, Legacy system refactoring, Large-scale code architecture, Fault-tolerant software design, Technical communication, Test-driven development

Preferred skills

Payroll/Tax/Compliance domain knowledge, Ruby on Rails, TypeScript, React

Responsibilities

Design and build foundation for compliant payroll, Scale Ruby/Rails and TypeScript/React applications, Mentor fellow engineers, Drive product development from concept to launch, Build software platform for 1st and 3rd party products, Improve team productivity with services and APIs

Seniority

Sr. Staff, hands-on IC with strategic influence