Senior Frontend Engineer - AI Dashboards & Real-Time UI

Hire Hangar; Cape Town; On-site; ZAR 1,942,000 - 2,913,000; Full time

Job summary

Hire Hangar is seeking a Senior Frontend Engineer to craft AI-powered interfaces and analytics-driven UIs in a fully remote setup. You will build interactive dashboards, implement data-heavy screens, and translate designs into production-ready UI with React 19, Next.js App Router, and Tailwind CSS.

The role requires strong TypeScript, experience with LLM APIs, prompt engineering, and real-time data patterns.

Qualifications

• Strong production experience with React 19 and Next.js App Router.
• Expert-level TypeScript strict mode experience.
• Strong Tailwind CSS implementation skills.
• Experience building dashboards, analytics tools, or data-heavy apps.
• Experience with Server Components and frontend state management.
• Production experience integrating LLM APIs into applications.
• Prompt engineering experience.
• Experience with OpenAI APIs or AI SDKs.
• Familiarity with AI-assisted development tools such as Cursor, Copilot, or Claude Code.
• Experience with Supabase or similar BaaS platforms.
• Ability to work with PostgreSQL schemas and relational data structures.
• Experience implementing polling and real-time data-fetching patterns.
• Strong written and verbal English communication skills.
• Remote work experience with US/UK-based companies is preferred.

Responsibilities

• Build and maintain frontend applications using React 19 and Next.js App Router.
• Develop dashboards and data-heavy interfaces.
• Translate designs into responsive production-ready UI.
• Build complex forms and scalable frontend components.
• Integrate AI-powered workflows and LLM functionality.
• Work with real-time frontend data flows.
• Optimize frontend performance and usability.
• Collaborate with product, design, and engineering teams remotely.

Skills

React 19

Next.js App Router

TypeScript (strict)

Tailwind CSS

LLM APIs

Prompt engineering

OpenAI API

AI SDKs

Supabase

PostgreSQL

Real-time data fetching

State management

Tools

Cursor

Copilot

Claude Code

OpenAI Tools

Google Workspace

Slack

Zoom

Jira

Linear

Job description

Hire Hangar is seeking a Senior Frontend Engineer to craft AI-powered interfaces and analytics-driven UIs in a fully remote setup. You will build interactive dashboards, implement data-heavy screens, and translate designs into production-ready UI with React 19, Next.js App Router, and Tailwind CSS.

The role requires strong TypeScript, experience with LLM APIs, prompt engineering, and real-time data patterns.