Senior Software Engineer

xometry
Waltham, MAFull-time$119,000–$155,000Posted Aug 26, 2026

About the role

Xometry (NASDAQ: XMTR) powers the industries of today and tomorrow by connecting the people with big ideas to the manufacturers who can bring them to life. Xometry’s digital marketplace gives manufacturers the critical resources they need to grow their business while also making it easy for buyers at Fortune 1000 companies to tap into global manufacturing capacity.

Xometry is seeking a Senior Software Engineer to join our Xometry buyer experience organization. You will be responsible for leading initiatives to build new features and maintain existing systems that drive the experience of buying custom manufacturing via the Xometry website. You will work closely with a product manager and peer and senior engineers to continue growing Xometry capabilities and the buyer experience of online custom manufacturing.

How You’ll Contribute:

Hands-On Technical Leadership: Adopt a 'lead by example' approach by actively coding and troubleshooting

Leadership & Teaching: You will serve as a guide and supervisor to engineers on your team, teaching and mentoring them to grow their skills.

Code Review: You will do code review and mentor others within the organization to perform good code reviews. You will also be responsible for setting good coding patterns and designs.

Operational Excellence: Guarantee the delivery of superior software that not only meets but exceeds customer expectations, while aligning with the strategic business timelines

What You'll Bring to Xometry:

At least 6+ years of experience in software development, in a fast-paced, product-driven environment

Experience with an e-commerce/marketplace product is highly desired

Strong technical expertise with an eye on making code changes keeping future strategy and roadmap in mind. You will be expected to do full-stack team that works in the following technologies:

Python backend

Frontend web technologies including React, Typescript and HTML/DOM/CSS

Cloud hosting services, preferably AWS

SQL and MongoDB

Containerization technologies (Docker and Kubernetes)

Need strong execution, and communication skills

Excellent debugging skills

Understands and prioritizes unit and integration testing

The estimated base salary range for new hires into this role is $119,000- $155,000 annually + bonus depending on factors such as job-related skills, relevant experience, and location. We also offer a competitive benefits package, including 401(k) match, medical, dental and vision insurance; life and disability insurance; generous paid time off including vacation, sick leave, floating and fixed holidays, maternity and bonding leave; EAP, other wellbeing resources; and much more.

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Xometry is an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran, or disability status.

For US based roles: Xometry participates in E-Verify and after a job offer is accepted, will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.

Responsibilities

  • Lead initiatives to build new features and maintain existing systems
  • Serve as a guide and supervisor to engineers on your team
  • Conduct code reviews and mentor others
  • Ensure delivery of superior software that meets customer expectations

Qualifications

  • At least 6+ years of experience in software development
  • Experience with an e-commerce/marketplace product
  • Strong technical expertise in full-stack development
  • Proficiency in Python, React, Typescript, HTML/DOM/CSS, AWS, SQL, MongoDB, Docker, and Kubernetes

Benefits

  • 401(k) match
  • Medical, dental and vision insurance
  • Life and disability insurance
  • Generous paid time off including vacation and sick leave
  • Maternity and bonding leave
  • EAP and other wellbeing resources

Skills mentioned

PythonReactTypeScriptHTMLCSSAWSSQLMongoDBDockerKubernetes

About xometry

Xometry is the digital engine behind the modern manufacturing revolution. By blending our AI-native platform with a massive global marketplace, we seamlessly connect enterprise buyers, from agile startups to Fortune 500 leaders, with a vetted network of expert suppliers. Whether you are building for the aerospace, defense, medical, automotive, or other industries, our platform helps you move from a digital concept to physical production with unmatched speed, predictability, and global scale. At our core, we power both sides of the manufacturing lifecycle. We streamline design and sourcing for engineers and procurement teams, while simultaneously giving independent machine shops the digital infrastructure they need to grow their business and book their idle capacity. Founded in 2013 and publicly traded since June 2021, Xometry has built a six-year streak on the Deloitte Technology Fast 500™, highlighting our rapid momentum as we redefine the economics of how things are made. www.xometry.com | info@xometry.com | 240.252.1138

Manufacturing1,001-5,000 employeesWashington DC - Baltimore Area