Principal Backend Developer

Extuitive is a Flagship Pioneering–backed startup that empowers entrepreneurs and direct-to-consumer brands with AI-driven tools. As a Principal Backend Developer, you'll architect, build, and scale the core backend systems that power our platform, working closely with product managers, designers, and engineering leadership.

Requirements

• 5+ years of professional front-end development experience
• Bachelor’s degree in Computer Science, Software Engineering, or equivalent practical experience
• Strong expertise in React, Next.js, TypeScript, HTML, and CSS (TailwindCSS or similar)
• Solid understanding of JavaScript (ES6+), modern browser APIs, RESTful APIs, GraphQL, and WebSockets
• Experience with front-end performance optimization techniques such as lazy loading, code splitting, and caching
• Advanced Figma usage and clean handoff from prototypes to code with measurable parity
• Mastery of adaptive layout techniques across breakpoints and device classes
• Proficiency with modern animation libraries (e.g. Framer Motion, React Spring, GSAP)
• Comfortable working in a fast-paced startup environment with evolving priorities and minimal oversight
• Familiarity with frontend build pipelines and code hygiene best practices (e.g. linting, test coverage, pre-commit checks, etc.)
• Building and maintaining a documented component library in Storybook (or other framework)

Benefits

• Healthcare coverage
• Annual incentive program
• Retirement benefits