New York, United States of America Remote (Country) Full-time USD 175,000 – 225,000 / year

Taxwire is hiring a Backend Engineer (Senior/Staff)

Responsibilities

  • Design and implement core backend services - including data modeling, compliance logic, and internal platforms that support tax automation at scale.
  • Build scalable systems to monitor, calculate, and apply transaction taxes across a wide range of jurisdictions and industries.
  • Develop and maintain our domain model for tax rules, jurisdictions, thresholds, and impositions.
  • Build automation pipelines for filings, payments, and customer workflows.
  • Use browser automation, scripting, and task queues to reduce manual work across compliance processes.
  • Leverage LLMs and programmatic tools to enhance tax research, rule extraction, and error handling.
  • Collaborate across engineering, tax, and product teams to turn complex policy into scalable software systems.

Requirements

  • 5–10+ years of professional software engineering experience, with a strong focus on backend development.
  • Strong experience designing systems, services, and data models in complex domains.
  • Proficiency in our backend stack: Python (FastAPI, Pydantic, pandas, duckdb), Postgres, SQL.
  • Infra runs on AWS.
  • High attention to detail. Our credibility with customers depends on accuracy and correctness.
  • Strong communication skills. We’re a writing-first company, and clarity is key in cross-functional work.
  • A self-starter who can lead projects, make architectural calls, and execute independently.
  • You’re known for shipping a lot of high-quality code, fast - and taking ownership end-to-end.

Nice to Have

  • Experience working on automation-heavy systems, developer tools, or regulated workflows
  • Experience with LLMs, scripting, or browser automation tools like Playwright

Benefits

  • Company-covered benefits
  • Meaningful equity

Why work at Taxwire

  • Shape the foundational architecture behind a global, mission-critical platform
  • Work directly with founders, engineers, and tax experts on complex systems with real customer impact
  • Join a remote-first team with the option to work from our New York office

Why you shouldn’t work at Taxwire

  • You love lots of structure and want to be closely managed.
  • You are not ready to put in the hard work of taking something from 0-1 and then 1 to 10.
  • You’re not excited by complex domains or mission-critical systems.
  • Don’t get excited about serving our customers or find this problem space boring.
  • You hate the idea of talking to a customer.
  • You lack taste.
  • Shipping lots of high-quality code, fast… scares you.

Additional Information

  • Remote-first team with the option to work from our New York office
  • We’re a writing-first company
Required Skills
LLM
About company
Taxwire

Taxwire is a sales tax platform and a managed service in one. The engine does the calculating, registering, and filing. The team owns the judgment calls and stands behind the result.

Taxwire owns your sales tax and global VAT, end to end. It is built to protect businesses from risk with automated filings, compliance management, and expert support.

The platform integrates across billing, commerce, and accounting systems, offering real-time tax calculation and automated compliance. It serves companies in software, e-commerce, and manufacturing with support across 80+ countries.

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Job Details
Department Engineering
Category Backend
Posted a month ago