Xometry

Principal Software Engineer

Xometry
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5 hours ago
Denver, CO, USAStaff+
H1B sponsor

Base Salary

$200k - $225k/yr

Responsibilities

  • Lead discovery, architectural design, and adoption of Xometry’s embedded partner integration.
  • Design extensible and scalable systems for native 3D geometry data flows and real-time AI insights.
  • Develop and oversee Python backend services, APIs, and React/TypeScript embedded UIs on AWS.
  • Collaborate with Data Science to deliver sub-second IQE performance within the partner application.
  • Define AI fluency standards and coach Staff and Senior engineers on AI-assisted architecture, design, and development workflows.
  • Lead cross-team technical decisions and execute multi-quarter roadmaps for enterprise integration capabilities.
  • Act as the primary technical point of contact for partner engineering teams and mentor engineers through complex design reviews.
  • Own the reliability, security, monitoring, and alerting of integration microservices and enterprise PLM transaction workflows.

Requirements

  • 8–12+ years of professional software development experience with a record of leading complex, multi-quarter initiatives.
  • Deep experience with Python, React, TypeScript, and AWS cloud infrastructure.
  • Significant experience with system architecture, microservices design, and distributed systems handling high-volume enterprise data exchange.
  • Experience introducing architectural patterns adopted across multiple teams and building enterprise-grade integrations beyond simple API wrappers.
  • Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
  • Preferred experience with enterprise CAD/PLM ecosystems such as Dassault/SolidWorks, Autodesk, or similar platforms.
  • Preferred understanding of B-Rep, mesh formats, and 3D modeling workflows.
  • Preferred experience in e-commerce, fintech, or B2B marketplaces and with dedicated-tenant or ring-fenced solutions for high-security enterprise clients.

Benefits

  • Hybrid schedule requiring three days per week at the North Bethesda, Maryland or Waltham, Massachusetts office.
  • Competitive benefits package including 401(k) match, medical, dental and vision insurance, life and disability insurance, paid vacation and sick leave, floating and fixed holidays, maternity and bonding leave, EAP, and other wellbeing resources.
  • Base salary is listed separately from bonus and equity compensation.
Xometry

About Xometry

1,001-5,000 employees

Xometry builds an AI-enabled marketplace that connects engineers and procurement teams with a vetted global network of manufacturers for on-demand CNC machining, 3D printing, sheet metal, and injection molding. The company earns fees by brokering instant-quote RFQs and managing production, logistics, and quality across its supplier base. Founded in 2013, Xometry is a publicly traded company (NASDAQ: XMTR) based in the Washington, DC–Baltimore area and serves buyers from startups to Fortune 1000 firms.

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