Senior Full-Stack Developer (1-Year Contract) — E-commerce Platform

Tennis Point; Barcelona; On-site; EUR 42,000 - 54,000; Full time

Job summary

Tennis-Point is seeking an experienced developer for a one-year fixed-term position to own features on a live, high-traffic e-commerce platform. Join our small in-house team that runs the online stores of six brands across more than 15 European markets.

You’ll ship real features in your first weeks with strong support from teammates. Our stack is a TypeScript monorepo with storefront themes, edge APIs, and Shopify extensions.

Qualifications

• 2+ years of professional web development experience.
• Proficient in JavaScript and TypeScript with production React experience.
• Strong HTML/CSS skills and API experience (REST or GraphQL).
• Comfortable with Git and PR workflows; good English communication.

Responsibilities

• Own features end to end from UI to backend APIs.
• Design and build API endpoints in Cloudflare Workers.
• Read and update data via Shopify GraphQL APIs.
• Write tests using Vitest and Playwright; fix production issues.

Skills

JavaScript

TypeScript

React

HTML/CSS

Git & PR workflow

REST/GraphQL APIs

Testing (Vitest/Playwright)

English communication

Shopify Liquid

Cloudflare Workers

Tools

Shopify

Playwright

Hono

Cloudflare Workers

Job description

Tennis-Point is seeking an experienced developer for a one-year fixed-term position to own features on a live, high-traffic e-commerce platform. Join our small in-house team that runs the online stores of six brands across more than 15 European markets.

You’ll ship real features in your first weeks with strong support from teammates. Our stack is a TypeScript monorepo with storefront themes, edge APIs, and Shopify extensions.