Senior Software Engineer

Xometry
vision insurance, paid time off, sick time, 401(k)
United States, Massachusetts, Boston
Dec 02, 2025
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. Responsibilities: 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. Qualifications: 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(+ annual 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. #LI-Hybrid 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.