Senior Frontend Engineer – SvelteKit, Performance & AI

Jobgether; España; On-site; PHP 5,084,000 - 7,988,000; Full time

Benefits offered by this job

Fully remote in Europe

Full-time employment

Up to 28 days annual leave

Global remote environment

Ownership over frontend architecture

Job summary

Jobgether is seeking a Senior Frontend Developer to drive a high-performance frontend in a fully remote European role. You will shape the frontend architecture with SvelteKit, Svelte, Tailwind CSS, and TypeScript, focusing on speed, accessibility, SEO, and Core Web Vitals performance.

You will establish scalable engineering standards, reusable components, testing practices, and a strong frontend developer experience while collaborating with product, design, and backend teams.

Qualifications

• Experience building production web apps with Svelte and SvelteKit.
• Expert-level TypeScript and modern JavaScript.
• Deep experience with Tailwind CSS and scalable design systems.

Responsibilities

• Architect and develop a new web frontend from the ground up using SvelteKit and Tailwind CSS.
• Define rendering strategies across SSR, SSG, ISR, and edge computing.
• Establish and maintain performance targets (LCP, INP, CLS) from real-user data.

Skills

Svelte

SvelteKit

TypeScript

JavaScript

Tailwind CSS

HTML5/CSS3

Web Accessibility

Core Web Vitals

Git/GitHub

CI/CD

Testing (Vitest/Playwright)

AWS

AI tooling

Tools

Cloudflare Workers

AWS Lambda@Edge

Claude Code

Cursor

Job description

Jobgether is seeking a Senior Frontend Developer to drive a high-performance frontend in a fully remote European role. You will shape the frontend architecture with SvelteKit, Svelte, Tailwind CSS, and TypeScript, focusing on speed, accessibility, SEO, and Core Web Vitals performance.

You will establish scalable engineering standards, reusable components, testing practices, and a strong frontend developer experience while collaborating with product, design, and backend teams.