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[8AI] Senior Frontend Engineer (React + Typescript)

San José, San José Province, cr💼 Full-time🗓 2026-07-02 → 2026-07-31

Core

Build and maintain responsive, accessible web applications for non-technical users (doctors, end consumers) using React and TypeScript, integrating with AI-based analytics platforms.

Role type

Senior Frontend Engineer (React + TypeScript)

Builds

Web applications for healthcare and longevity professionals, researchers, and corporate wellness programs

Domain

Health tech / Longevity / AI analytics

Deliverable

product features

Required skills

React, TypeScript, HTML5, CSS, JavaScript, REST API integration, component architecture, front-end performance optimization, modern build tools (Vite, Webpack), Git

Preferred skills

Design systems/component libraries, automated testing, cross-browser compatibility

Technologies

React, TypeScript, Vite, Webpack, Git

Responsibilities

Build and maintain responsive, accessible user interfaces; Implement UI based on designs; Develop reusable UI components; Integrate front-end features with back-end services; Optimize front-end performance; Follow best practices for security and privacy

Seniority

Senior, hands-on IC

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