Software Engineer II Gaithersburg, MD

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 Software Engineer II to join our Xometry Partner Experience Technology Organization. In this senior individual‑contributor role you will guide software implementation across several engineering teams and influence decisions across our technology organization. You will bring deep expertise and technical leadership to help us build fast, reliable, and intuitive solutions that empower our partners – enabling them to more easily manage jobs, streamline operations, and maximize their growth potential within our manufacturing marketplace. Responsibilities Take ownership of assigned problem statements and drive them to completion with guidance from senior engineers. Participate actively in all phases of the software development lifecycle — design, development, testing, deployment, and maintenance. Write clean, efficient, and well‑documented code while improving existing systems and features. Accurately estimate timelines for features and tasks, learning to balance effort, risk, and impact. Identify opportunities to reuse existing components and improve engineering efficiency. Collaborate effectively across teams, communicating clearly on progress, blockers, and outcomes. Seek and apply feedback from peers and managers to improve code quality, technical skills, and delivery consistency. Support new team members and contribute to a positive, learning‑oriented team culture. Take ownership of personal development goals, showing steady progress in technical and problem‑solving skills. Demonstrate accountability, curiosity, and continuous improvement in all aspects of your work. Qualifications 4+ years of professional front‑end software development experience in a fast‑paced, product‑driven environment. Strong technical expertise in front‑end development with React and TypeScript, with a focus on scalable UI design and usability. Experience with AWS is required, including deploying, monitoring, and scaling production workloads. Marketplace product experience is highly desirable, with an understanding of scaling multi‑sided platforms. Proven leadership skills, with the ability to set technical direction, mentor engineers across levels, and influence product and business decisions. Excellent communication and collaboration abilities, comfortable engaging with both technical and non‑technical stakeholders, from junior ICs to executives. The estimated base salary range for new hires into this role is $78,000- $170,000 annually. 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. 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 U.S. 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. #J-18808-Ljbffr Xometry