Senior Software Engineer (React+Node)

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 Full Stack Software Engineer to join our engineering team. We want someone who thrives in a fast-paced environment, takes pride in clean and scalable code, and enjoys building products that directly impact our business and customers.

Responsibilities:

• Design, develop, test, and release production-grade software across the full stack

• Write and review code primarily in React (TypeScript/JavaScript) and Node.js, with contributions across the broader ecosystem

• Collaborate closely with engineers, product managers, and designers as part of a cross-functional team

• Take operational ownership of services, including deploying to AWS, container orchestration with Kubernetes, and participation in on-call rotations

• Architect and implement event-driven systems using Amazon SQS and SNS for scalable, loosely coupled workflows

• Continuously improve system performance, reliability, and developer productivity

• Mentor junior engineers and help establish best practices

Qualifications:

• 5+ years of professional experience building and scaling software products

• Strong command over JavaScript/TypeScript, React, and Node.js

• Deep experience building event-driven architectures using AWS SQS and SNS

• Experience designing RESTful APIs and working with asynchronous programming models

• Solid understanding of AWS services such as Lambda, S3, SQS, SNS, ECS/EKS, API Gateway, CloudWatch, and IAM

• Experience with CI/CD pipelines using GitHub Actions, GitLab, or similar tools

• Familiarity with security, scalability, observability, and fault-tolerant design

• Good understanding of HTML/CSS/DOM, modern browser behavior, and front-end performance tuning

• Experience with relational or NoSQL databases and understanding of data modeling concepts

• A growth mindset, attention to detail, and strong communication and collaboration skills

Nice to Have

• Experience with infrastructure-as-code (e.g., Terraform, CloudFormation)

• Familiarity with service-oriented or microservice architecture

• Exposure to testing frameworks like Jest, Cypress, or Mocha

#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.