Senior Frontend Developer – AI Native Data

About the role

Role Overview

At Rehire, we are partnering with an international technology company specializing in cloud, data, and AI-driven digital solutions in the search for a Senior Frontend Developer – AI Native Data.

We are looking for a highly experienced Frontend Developer with strong expertise in React, TypeScript, D3.js, and data visualization, capable of building interactive, scalable, and AI-powered user interfaces.

The ideal candidate combines advanced frontend engineering skills with experience developing complex data-driven applications and an interest in LLM-powered interfaces, conversational AI, and agentic workflows.

Key Responsibilities:

- Develop and maintain frontend applications using React, TypeScript, and modern JavaScript.

- Build interactive features for data explorers, topic pages, and natural-language search interfaces.

- Design and implement advanced data visualizations using D3.js and SVG, including maps, timelines, scatter plots, and ranking tables.

- Develop interactive visualization features such as zooming, brushing, tooltips, and linked charts.

- Build AI-native user experiences, including conversational interfaces, streaming LLM responses, and AI-powered search.

- Create agent workflow interfaces that display execution steps, tool calls, progress indicators, and cited sources.

- Implement generative UI components that dynamically render charts, tables, and other interactive elements based on AI-generated outputs.

- Integrate frontend applications with backend services through REST APIs, Flask, and Mixer APIs.

- Manage application state, including URL-based state serialization for shareable views.

- Ensure applications are responsive, accessible, and optimized for performance.

- Develop and maintain automated tests to ensure code quality and reliability.

- Collaborate with engineering teams through GitHub pull requests, code reviews, and development best practices.

Requirements:

- 8–12 years of professional experience in Frontend Development.

- Advanced proficiency in React.js, TypeScript, and JavaScript (ES6+).

- Strong experience with React Hooks, state management, and component architecture.

- Experience building complex, production-grade frontend applications.

- Strong knowledge of HTML, CSS/SCSS, Flexbox, Grid, and responsive design.

- Hands-on experience with D3.js and SVG for interactive data visualization.

- Experience developing dashboards, charts, or data exploration interfaces.

- Experience integrating frontend applications with REST/JSON APIs.

- Strong understanding of client-side state management and URL serialization.

- Knowledge of web accessibility standards, including WCAG.

- Experience with Jest, React Testing Library, and frontend testing practices.