Senior Front-End Engineer

CloudJune Technologies LLC; Abu Dhabi; On-site; AED 120,000 - 200,000; Full time

Job summary

A technology company in Abu Dhabi is seeking a Senior Front-End Engineer with extensive expertise in JavaScript, React, and modern frameworks. This role focuses on developing high-performance user interfaces for AI-driven platforms, requiring collaboration with ML engineers and a strong emphasis on clean design and maintainability. Candidates should have over five years of experience in front-end development, and familiarity with AI interface platforms is a plus.

Qualifications

• 5+ years of front-end development experience with strong command over JavaScript and TypeScript.
• Deep expertise in React, Vue.js (Nuxt3), Next.js, and Svelte.
• Experience with Lit.js for building modular and reusable UI components.

Responsibilities

• Lead the development of scalable and dynamic front-end applications using React, Vue.js (Nuxt3), Next.js, Svelte, and TypeScript.
• Optimize front-end performance through SSR, code splitting, lazy loading, hydration, and runtime optimization.
• Contribute to testing, documentation, and CI/CD automation to maintain high code quality.

Skills

JavaScript

React

Vue.js (Nuxt3)

Next.js

Svelte

TypeScript

Responsive Design

Accessibility (WCAG)

Front-end Performance Optimization

Git

CI/CD Pipelines

Vite

Webpack

Rollup

Tools

Lit.js

OpenWebUI

Transformers.js

LangChain.js

D3.js

Chart.js

Recharts

Plotly

Job description

Job Summary

We are seeking a Senior Front-End Engineer with deep expertise in JavaScript and modern front-end frameworks including React, Vue.js (Nuxt3), Next.js, and Svelte. This role involves building high-performance, responsive interfaces for AI-driven platforms, with a focus on clean design, maintainability, and seamless user experience. Familiarity with Nest.js for backend integration and Lit.js for reusable web components is a plus. Experience working with AI interface platforms, such as OpenWebUI, is highly desirable.

Key Responsibilities

• Lead the development of scalable and dynamic front-end applications using React, Vue.js (Nuxt3), Next.js, Svelte, and TypeScript.
• Build reusable components and design systems, including lightweight Lit.js web components.
• Optimize front-end performance through SSR, code splitting, lazy loading, hydration, and runtime optimization.
• Collaborate closely with ML engineers, backend developers, and designers to deliver intuitive, AI-powered user experiences.
• Work with state management libraries like Redux, Vuex, Pinia, or Svelte Stores.
• Build accessible and responsive applications that are cross-browser and cross-device compatible.
• Contribute to testing, documentation, and CI/CD automation to maintain high code quality.
• Participate in architectural discussions, code reviews, and mentor junior front-end engineers.

Required Skills & Qualifications

• 5+ years of front-end development experience with strong command over JavaScript and TypeScript.
• Deep expertise in React, Vue.js (Nuxt3), Next.js, and Svelte.
• Proficient in responsive design, accessibility (WCAG), and front-end performance optimization.
• Experience with Lit.js for building modular and reusable UI components.
• Familiarity with Git workflows, modern CI/CD pipelines, and build tools like Vite, Webpack, or Rollup.

Optional but Desirable (AI-Focused Skills)

• Experience designing user interfaces for AI/LLM platforms, AI chat UIs, or output visualizations.
• Hands-on knowledge of OpenWebUI, or similar LLM-based interface platforms.
• Integration experience with AI APIs (e.g., OpenAI, Hugging Face, Cohere) and handling model output in real time.
• Familiarity with Transformers.js, LangChain.js, WebLLM, or token-based interaction flows.
• Experience in web-based data visualization using D3.js, Chart.js, Recharts, or Plotly.
• Understanding of prompt chaining, model latency, and front-end considerations for AI workflows.

Job Type: Full-time

Pay: From AED20,000.00 per month

Ability to commute/relocate:

• Abu Dhabi: Reliaably commute or planning to relocate before starting work (Required)

Experience:

• libraries like Redux, Vuex, Pinia, or Svelte Stores: 5 years (Required)
• designing user interfaces for AI/LLM platforms: 3 years (Required)
• Familiarity with Transformers.js, LangChain.js, WebLLM: 2 years (Required)
• Javascript, React, Vue.js (Nuxt3), Next.js, and Svelte: 5 years (Required)

License/Certification:

• Emirates ID (Required)

Application Deadline: 25/08/2025
Expected Start Date: 01/09/2025