Senior UI/Frontend Engineer (AI)

About the role

Pragmatike is hiring on behalf of a fast-growing AI startup recognized as a Top 10 GenAI company by GTM Capital, founded by MIT CSAIL researchers. We are searching for a Senior UI / Frontend Engineer with strong, hands-on experience building high-quality, high-performance user interfaces for complex, data-intensive AI products used by Fortune 500 customers.

Responsibilities

• Build and maintain modern, production-grade web interfaces using React and TypeScript.
• Translate product requirements and design systems into clean, scalable UI components.
• Own complex frontend features end to end, from implementation to production support.
• Optimize UI performance for large datasets, real-time updates, and high-usage dashboards.
• Collaborate closely with product, design, and backend teams to ship user-facing features.
• Establish frontend best practices around state management, testing, and code quality.
• Improve frontend architecture, tooling, and developer experience.
• Debug and resolve production UI issues across browsers and devices.

Requirements

• 5+ years of experience as a Frontend / UI Engineer.
• Strong proficiency with React and TypeScript in production environments.
• Solid understanding of modern frontend architecture and component-based design.
• Experience building responsive, accessible, and high-performance user interfaces.
• Familiarity with frontend build tools, bundlers, and CI/CD workflows.
• Ability to collaborate effectively with designers and backend engineers.
• Comfortable owning features and shipping to production.
• Bonus points for experience building data-heavy dashboards or real-time web applications.
• Familiarity with modern state management solutions (Redux, Zustand, React Query).
• Experience with design systems and component libraries.
• Exposure to AI-driven or ML-powered products.
• Startup experience or comfort working in fast-moving, ambiguous environments.

Qualifications

• Research pedigree: MIT CSAIL founders with deep AI and systems expertise.
• Customer impact: Build interfaces used by Fortune 500 clients.
• Industry momentum: Alumni behind major acquisitions (MosaicML, Databricks, Run:AI, NVIDIA, W&B, CoreWeave).
• Funding & growth: Oversubscribed seed round, next funding planned for 2026.
• Ownership: Lead UI features for mission-critical products.
• Quality & craft: Work on frontend problems that prioritize performance and UX at scale.

Skills

• React and TypeScript.
• Modern frontend architecture and component-based design.
• Responsive, accessible, and high-performance user interfaces.
• Frontend build tools, bundlers, and CI/CD workflows.
• Collaboration with designers and backend engineers.
• State management solutions (Redux, Zustand, React Query).
• Design systems and component libraries.
• AI-driven or ML-powered products.

Benefits

• Competitive salary & equity options.
• Sign-on bonus.
• Health, Dental, and Vision insurance.
• 401(k) plan.

Pay

Competitive salary & equity options.

Schedule

Start date: ASAP