Svelte Developer

Bet On Talent; Asia; Hybrid; PEN 346,000 - 461,000; Full time

Job summary

Bet On Talent seeks a senior frontend engineer to architect and build a new web frontend from scratch using SvelteKit and Tailwind CSS. You will define rendering strategies across SSR, SSG, ISR, and edge where appropriate, and own a reusable component library.

Translate product requirements into accessible components, lead frontend quality with Vitest and Playwright, set up tooling and DX, and drive architecture discussions.

Qualifications

• Extensive experience with Svelte/SvelteKit.
• Strong TypeScript/JavaScript skills.
• Proficiency in Tailwind CSS and design tokens.
• Deep knowledge of HTML/CSS accessibility and responsive design.

Responsibilities

• Architect and build a new web frontend from scratch using SvelteKit and Tailwind CSS.
• Define rendering strategies across SSR, SSG, ISR, and edge where appropriate.
• Hit performance targets: LCP < 2.0s, INP < 200ms, CLS < 0.1 on real-user metrics.
• Build a reusable component library and design system in Svelte.
• Translate product requirements into accessible components.
• Own SEO: semantic HTML, metadata, structured data, sitemap.
• Set up testing: Vitest for unit, Playwright for E2E.
• Establish frontend tooling and DX: linting, formatting, type checks, pre-commit hooks, CI gates.
• Lead code reviews and raise frontend quality.
• Drive technical planning, ADRs, and architecture discussions.
• Integrate with backend APIs and contribute to API contracts.
• Support CI/CD pipelines and deployments on AWS.

Skills

Svelte & SvelteKit

TypeScript/JavaScript

Tailwind CSS

HTML/CSS Accessibility

Performance (Core Web Vitals)

Frontend Architecture

Component Library Design

Git & CI/CD

Frontend Testing (Vitest, Playwright)

Code Reviews

Tools

Vitest

Playwright

CI/CD tooling

AWS

Lighthouse/RUM

Job description

Location: Fully Remote from Europe.
Daytime Schedule

Responsibilities

• Architect and build a new web frontend from scratch using SvelteKit and Tailwind CSS
• Define rendering strategy across SSR, SSG, ISR, and edge where appropriate
• Hit and hold performance targets: LCP < 2.0s, INP < 200ms, CLS < 0.1 on real-user metrics
• Build a reusable component library and design system implementation in Svelte
• Translate product requirements and design specs into clean, composable, accessible components
• Own SEO fundamentals: semantic HTML, metadata, structured data, sitemap, canonicalization
• Set up and enforce testing standards: Vitest for unit, Playwright for E2E
• Establish frontend tooling and DX: linting, formatting, type checks, pre-commit hooks, CI gates
• Lead code reviews and raise the quality bar across the frontend
• Drive technical planning, ADRs, and architecture discussions
• Integrate with backend APIs and contribute to API contract design where it affects the frontend
• Support CI/CD pipelines and deployments on AWS

Required Skills

• Strong production experience with Svelte and SvelteKit
• Expert-level TypeScript and modern JavaScript
• Deep Tailwind CSS experience, including design token strategy and avoiding utility sprawl
• Strong HTML5, CSS3, accessibility and responsive design
• Proven track record building high-performance web apps measured against Core Web Vitals
• Experience designing scalable frontend architectures from greenfield
• Experience building and maintaining reusable component libraries
• State management patterns in Svelte (stores, context, runes)
• Vitest for unit testing
• Playwright for end-to-end testing
• Strong Git and GitHub workflow proficiency (PRs, reviews, CI/CD)
• Experience with performance monitoring and optimization (Lighthouse, WebPageTest, RUM)
• Hands-on experience implementing agentic development workflows using tools such as Claude Code, Cursor or equivalent.

Nice to Have

• Experience with edge runtimes (Cloudflare Workers, AWS Lambda@Edge)
• Experience deploying to AWS (CloudFront, S3, ECS, or equivalent)
• Experience with CI/CD pipelines
• Experience implementing design systems end-to-end

What's in it for you?

Serious Startup Energy

The chance to build and scale a B2B platform from the ground up within a fresh tech ecosystem launched in 2025.

A truly global remote environment working with teammates from all over the world.
Take up to 28 unavailable days a year plus public holidays.