Principal FS Engineer (AI)

PRAGMATIKE
Cambridge, MA
Job Description
Principal FS Engineer (AI) for a fast-growing AI startup with strong experience in building scalable, high-performance web applications, Node.js, React, and TypeScript. Ideal candidate will design, build, and maintain full stack applications, collaborate with product, design, and AI/ML teams, and optimize performance across the stack.

Requirements

  • 5+ years of experience as a Full Stack Engineer
  • Strong proficiency in Node.js (Express, NestJS, or similar frameworks)
  • Strong proficiency in React and TypeScript in production environments
  • Experience designing RESTful APIs and working with databases (PostgreSQL, MongoDB, or similar)
  • Solid understanding of modern web architecture and distributed systems fundamentals
  • Experience building scalable, secure, and high-performance applications
  • Familiarity with cloud environments (AWS, GCP, or Azure)
  • Comfortable owning features and shipping to production independently
  • Strong collaboration skills across product, design, and backend/ML teams

Benefits

  • Competitive salary
  • Equity options
  • Sign-on bonus
  • Health, Dental, and Vision
  • 401(k)
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