Senior Frontend Developer – AI Native Data

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. - Proficiency with Git, GitHub, and pull request workflows. - Professional English communication skills. - Availability to work 100% onsite in Guadalajara, Mexico, five days per week. Nice to have: - Experience developing LLM-powered applications, including AI chat interfaces, copilots, conversational search, or AI agents. - Knowledge of Agentic UX, including human-in-the-loop approvals, multi-step workflows, progress tracking, and cited AI responses. - Experience with Gemini API, Google Agent Development Kit (ADK), or Model Context Protocol (MCP). - Familiarity with prompt engineering and evaluating AI feature quality, latency, and user feedback. - Experience with Python, Flask, gRPC, or Protocol Buffers. - Knowledge of knowledge graphs, Schema.org http://Schema.org, JSON-LD, RDF, or related technologies. - Experience with Webpack, npm, yarn, or Bazel. - Familiarity with Percy, end-to-end testing, and automated testing environments. - Experience with Docker, Google Cloud Platform (GCP), or Google Kubernetes Engine (GKE). - Contributions to open-source projects. About the Position: - Location: Mexico, Guadalajara. - Work Model: 100% Onsite. - Engagement Type: Contractor. - Contract Duration: 12 months. · Opportunity to work on international cloud security and AI-driven cybersecurity initiatives. · Collaboration with senior engineers, architects, and distributed technical teams. · Exposure to AI security agents, security automation, and modern cloud environments. If you meet the requirements and are interested in this exciting opportunity, apply at www.rehire.ar/jobs http://www.rehire.ar/jobs and send us your CV!